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Editas Medicine | Company Profile | iPS Cells & Regenerative Medicine

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COMPANY PROFILE / iPS CELLS & REGENERATIVE MEDICINE

Editas Medicine
A company that walked away from an ex vivo editing cell therapy with good clinical results, earns its living as a "patent landlord" and has re-staked its future on editing inside the body

Editas is not an iPS cell company. It earns a place in this field because of what happened with "reni-cel", its therapy that edits the patient's own blood stem cells: results were published in NEJM in April 2026, yet in December 2024 the company gave up on commercialising it and cut about 65% of its staff. That story has a lot to say about the economics of cell therapy. The company now concentrates on EDIT-401 (preclinical), which is infused to edit genes inside the body, while licensing the Cas9 patents of the Broad Institute and Harvard University to Vertex, BMS and others. This profile concentrates on what the company invests in, who it works with and what it is aiming for.

Primary sources: Editas's Form 10-K for the year ended December 2025 (filed with the U.S. SEC on 9 March 2026) and its Form 10-Q for the quarter ended June 2026 (filed 5 August 2026). Last updated October 2026.

What this article covers
  1. Editas in 30 seconds, and where it stands in iPS cells and regenerative medicine
  2. The logo and how the name is written
  3. Where the company sits in iPS cells and regenerative medicine
  4. Company scale
  5. Resources committed to iPS cells and regenerative medicine
  6. Track record so far
  7. Plans ahead
  8. What the company is aiming for
  9. Partnership map for gene editing and cell therapy
  10. Technologies and products on offer
  11. The risks this company carries
  12. Glossary, references and claim-to-source audit

1. Editas in 30 seconds, and where it stands in iPS cells and regenerative medicine

LEGAL NAMEEditas Medicine, Inc.A Delaware corporation, founded in September 2013 (originally named Gengine)
HEADQUARTERSCambridge,
Massachusetts, U.S.
11 Hurley Street (cover of the 10-K)
LISTINGNasdaq: EDITA U.S.-listed company
CATEGORY IN THIS FIELDGenome editing & gene therapyLicensing income from CRISPR patents is also important
HOW THE THERAPIES WORKCRISPR/Cas9 and Cas12a
Centred on in vivo editing (LNP)
Previously developed the ex vivo therapy reni-cel
LEAD PRODUCTEDIT-401
(preclinical)
Lowers LDL cholesterol. No clinical trial has started
EMPLOYEES87At 1 February 2026. About 180 (about 65%) were cut in December 2024
CASH AND SECURITIESAbout US$211.6 millionAt 30 June 2026 (sum calculated by us)
The one thing to grasp first

Editas is a genome-editing company that has gone back from the clinical stage to the preclinical stage. It ran a Phase 1/2 trial of "reni-cel", an ex vivo therapy for sickle cell disease, and the results were published in the peer-reviewed NEJM in April 2026. Yet in December 2024 the company gave up on commercialising it and cut about 65% of its staff Sourced.

Its lead programme now is EDIT-401 (preclinical), which is infused to edit genes inside the body. Editas is also the exclusive licensee of the Cas9 patents of the Broad Institute and Harvard University, and it has granted a non-exclusive licence for Vertex's CASGEVY; that income supports the company Sourced. It does not treat iPS cells as a product of its own, but the BMS agreement covers T cells made from pluripotent stem cells Sourced.

2. The logo and how the name is written

A note on names: the legal entity is Editas Medicine, Inc. We could not confirm an official Japanese-language rendering in the material we used, so this article uses the English name throughout. Reni-cel (renizgamglogene autogedtemcel) is the same product that was formerly called EDIT-301. Vertex, which sells CASGEVY, and the Broad Institute, the original owner of the patents, are separate organisations; of the two, Vertex has its own profile in this series.

Official site: https://www.editasmedicine.com/

3. Where the company sits in iPS cells and regenerative medicine

Three types of company involved in iPS cells and regenerative medicine All are "regenerative medicine companies", but they treat disease in completely different ways Large pharma & strategic partners Genome editing & gene therapy iPS cell & cell therapy Enters via deals; has sales network Rewrites genes directly to treat Makes and transplants cells Vertex / Novartis Bristol Myers Squibb and others CRISPR Therapeutics / Intellia Beam / Prime Medicine and others Fate / Sana Cuorips / Heartseed and others Late-stage and sales funding Editing tools, safety know-how Cell production and QC scale Thin in-house cell/gene base Swayed by partner strategy shifts Heavy cost and long-term safety Editas is the middle box: it has exited ex vivo editing and focuses on editing inside the body CRISPR patent licensing funds it; iPS cells are no product of its own, only in a partner's scope
Fig. 1 Three types of company involved in iPS cells and regenerative medicine, and where Editas sits. The classification is our own, and the example companies are drawn from those covered in this series Our calculation. Only the middle box is highlighted. Reni-cel was a therapy that edits the patient's own blood stem cells, but the company gave up on commercialising it in December 2024.
Therapeutic approachWhere Editas fitsStatusCategory
Genome editing (Cas12a, outside the body)reni-cel (edits the HBG1/HBG2 promoters in the patient's own blood stem cells)Phase 1/2 ended early. Commercialisation abandoned (December 2024)Sourced
Genome editing (Cas9, inside the body)EDIT-401 (raises expression of the LDL receptor). Delivered to the liver in LNPsPreclinical. A Phase 1/2 trial is planned in AustraliaSourced
Editing blood stem cells inside the bodyAn approach that targets blood stem cells with LNPs. Proof of principle in monkeysPreclinical (research)Sourced
Allogeneic cell therapy (T cells)Research collaboration with BMS. The agreement covers editing of T cells derived from pluripotent stem cells, among othersLed by the partnerSourced
iPS-cell-derived cells (own product)Not describedCould not be confirmedNot yet confirmed
Mesenchymal stem cells and tissue engineeringNot describedCould not be confirmedNot yet confirmed

Our explainers on genome editing, off-target effects and safety assessment, genome-editing therapies for blood disorders, lipid nanoparticles and CAR-T cells give the background to each row of the table.

4. Company scale

Figures are in U.S. dollars and the fiscal year ends in December. Editas has no product sales, and its revenue comes from collaboration and licence agreements Sourced.

Measure (US$ millions)20242025First half of 2026
Collaboration and licence revenue32.340.514.7
Research and development expense199.290.037.8
General and administrative expense72.049.921.8
Restructuring and impairment charges12.260.7-1.3
Net loss237.1160.143.2
Cash and marketable securities (period end)Not confirmed in the sources used146.6211.6

R&D expense is now less than half its 2024 level, as a result of scaling back after reni-cel development was stopped. The first-half 2026 figure of 211.6 for cash and marketable securities is the sum of cash of 181.8 and marketable securities of 29.8, added by us Our calculation.

Editas had 87 employees at 1 February 2026 (about 66 mainly in R&D, and 26 with an M.D. or Ph.D.) Sourced. The downsizing in December 2024 removed about 180 people (about 65%).

A word of caution

The figures above are for the whole company. They do not measure the size of any iPS cell or regenerative medicine business. As of August 2026 the company says its cash covers "at least the next 12 months" of expenses, a shorter period than CRISPR Therapeutics' (more than 24 months), so this is a company with little room to spare Sourced.

5. Resources committed to iPS cells and regenerative medicine

There are no figures for iPS cells and regenerative medicine alone. We show the company's resources as a genome-editing company, along four lines.

ResourceDetailsCategory
People (company-wide)87 (1 February 2026), about 66 in R&D. About 180 (about 65%) were cut in December 2024Sourced
People (iPS cells and regenerative medicine)No dedicated team is describedCould not be confirmed
Sites59,783 sq ft of offices and laboratories in Cambridge (leased to October 2028)Sourced
Money (R&D expense)US$90.0 million company-wide (2025); US$37.8 million in the first half of 2026Sourced
Money (financing)An equity offering in May 2026 raised US$125.0 million gross and US$116.9 million net (shares at US$2.25, each with warrants exercisable at US$3.50). Cumulative equity raised to date is about US$1.2 billionSourced
Investments and acquisitionsThe 10-K and 10-Q describe no specific investments or acquisitionsCould not be confirmed
In-licensingExclusive licences (for human medicines) from the Broad Institute and Harvard University to the Cas9 patent families and to the Broad's Cas12a patent families. Liver LNP technology brought in under a collaboration agreement (the counterparty is not named in the 10-K)Sourced
Out-licensing and salesVertex: non-exclusive licence (December 2023; US$50.0 million upfront. Annual licence fees of US$10.0 million received in 2024 and 2025, a further US$50.0 million contingent upfront payment, and annual fees of US$5 to 40 million through 2034). BMS: US$159.0 million received in total. Immatics: non-exclusive Cas12a licence. DRI: sale of future licence fees from Vertex for US$57.0 million (October 2024)Sourced
Universities, research institutes and public fundingThe Broad Institute and Harvard University (patent rights holders). No public funding or grants could be confirmed in the material we usedSourced / could not be confirmed

6. Track record so far

WhenWhat happenedWhat it means
September and November 2013Incorporated in Delaware (originally named Gengine; renamed Editas Medicine in November)Started out as a genome-editing specialist
May 2015Research collaboration with Juno Therapeutics (later part of BMS) on CAR and TCR engineered T cellsT cell therapy pursued through a partnership
November 2019BMS agreement amended (amounts received so far include US$25.0 million upfront, US$75.0 million in amendment fees and US$42.5 million in milestones in total)The collaboration widened
May 2021Phase 1/2 trial of reni-cel (then EDIT-301) in sickle cell disease (RUBY) begins (ClinicalTrials.gov start date: 4 May 2021)An ex vivo edited cell therapy entered the clinic
April 2022Phase 1/2 trial in beta thalassemia (EdiTHAL) begins (same source; 29 April 2022)A second indication
December 2023Non-exclusive licence agreement with Vertex (US$50.0 million upfront). Permission to use Cas9 for CASGEVYThe patents became income
March 2024BMS agreement amended again (up to three additional gene targets can be selected)The collaboration was extended
October 2024Sells future licence fees from Vertex to DRI (US$57.0 million upfront). The reni-cel data cut-off is 29 OctoberTurned future income into cash early
December 2024Decides to stop clinical development of reni-cel. Cuts about 180 people (about 65%)To optimise the cost structure and concentrate on in vivo editing
September 2025Names EDIT-401, its lead in vivo editing candidateThe start of a new lead programme
April 2026Two NEJM papers on reni-cel are published (28 people with sickle cell disease, 9 with beta thalassemia)Peer-reviewed clinical data
May 2026Public equity offering (US$125.0 million gross, US$116.9 million net), with warrants linked to EDIT-401 clinical dataSecured funds for entering the clinic
August 2026Plans to file the clinical trial notification for EDIT-401 (Australia). Four sites (in Australia and New Zealand) selectedThe start of the clinical trial is close

7. Plans ahead

EDIT-401 TRIAL NOTIFICATIONTo be filed in
August 2026
Phase 1/2 in Australia
FIRST EDIT-401 DATAUpdate in the first
quarter of 2027
Data on 3 or more people by the end of the third quarter of 2027
EDIT-401 PART 1Dose-escalation enrolment to finish;
main data in 2027
Dose finding with a single administration
EDIT-401 PART 2Randomised,
placebo-controlled
To Phase 3 depending on results
IN VIVO BLOOD STEM CELL EDITINGPreclinicalDelivered by LNP. EDIT-401 takes priority
BMS RESEARCH TERMThrough November 2026Extension options exist
INCOME FROM VERTEXAnnual licence fees of
US$5 to 40 million
Through 2034. A further contingent upfront payment of US$50.0 million as well
CASH RUNWAY12 months or moreThe company's statement as of August 2026

Of the items in the table, the company gives timing for the EDIT-401 trial notification and the 2027 data Sourced. The plans may change depending on discussions with regulators, and the outlook is Not yet confirmed.

What could not be confirmed

None of the following appears in the material we used Not yet confirmed.

Any plan to sell the reni-cel assets or partner them / the timing of approval of EDIT-401 / the timing of entering the clinic with in vivo blood stem cell editing / the detailed conditions under which Vertex's contingent US$50.0 million upfront payment arises / any plan to enter iPS cells and regenerative medicine. Timings and amounts in press reports cannot be verified against primary sources, so this article does not use them.

8. What the company is aiming for

This section includes things the company does not say directly. We set them out as inferences within what the primary sources support, with the evidence for each.

What the evidence suggestsPrimary information it rests onCategory
It aims to become a leader in in vivo editingThe 10-K states the aim of being a leader in in vivo gene editingSourced
Stopping reni-cel was a decision about cost structure, not about resultsThe 10-K says it was to optimise the cost structure and accelerate human proof of concept for in vivo editing. The NEJM abstract also says the trial ended early because of a reassessment of development prioritiesSourced
For a small company, ex vivo cell therapy is a heavy cost burdenDespite good results, the company abandoned commercialisation and cut about 65% of its staff. The company does not say, however, that this was because it is a cell therapyInference
Patent income is a pillar that supplements clinical fundingThe 10-K says near-term revenue will come from Vertex, BMS and others. It raised US$57.0 million early by selling to DRIInference
Investor expectations are concentrated on the first human data for EDIT-401The warrants from the May 2026 offering are designed so that their exercise deadline changes with the announcement of data showing LDL-C reductions of more than 80% in three or more peopleInference
One piece of evidence in more detail

We read the reni-cel story as material for thinking about the economics of ex vivo cell therapy Inference. According to the NEJM abstracts, 27 of 28 people with sickle cell disease had no vaso-occlusive crises after dosing, and all 9 people with beta thalassemia were transfusion-free at last follow-up Sourced (both single-arm, open-label, with no comparison group). The company still abandoned commercialisation. Ex vivo editing therapies pile up costs, including cell collection, conditioning, manufacturing and administration at a treatment centre, and this episode shows that good results alone do not make a business. The company itself says only that the reason was "optimising the cost structure" Not yet confirmed.

9. Partnership map for gene editing and cell therapy

Gene-editing and cell therapy partnerships centred on Editas Only relationships in the FY2025 10-K and June 2026 10-Q; press-only links are excluded Editas Genome editing Vertex Non-exclusive Cas9 licence, 2023 BMS (Juno) Covers pluripotent-derived T cells Immatics Cas12a licence (gamma-delta T) DRI Healthcare Sold future fees (US$57.0 million) Broad Institute + Harvard Exclusive Cas9 and Cas12a patents Co-development and licensing Financing by selling rights
Fig. 2 Editas's partnerships in gene editing and cell therapy. Sources: Form 10-K for FY2025 and Form 10-Q for June 2026. Only relationships described in both filings are shown. The company from which Editas brought in liver-targeted LNP technology is not named in the 10-K, so it is not included in the figure.

The thing to notice in this map is that Editas acts as a "patent landlord", leasing to several companies. Vertex's own 10-K also records that CASGEVY uses Editas's Cas9 licence Sourced. The BMS agreement also covers T cells made from pluripotent stem cells, such as iPS cells Sourced.

10. Technologies and products on offer

ProductHow it worksTargetStatus
reni-cel
(formerly EDIT-301)
The patient's own blood stem cells are edited with Cas12a (disrupting the BCL11A binding sites in the HBG1 and HBG2 promoters, which raises fetal hemoglobin). Conditioning with busulfanSevere sickle cell disease, transfusion-dependent beta thalassemiaPhase 1/2 ended early. Commercialisation abandoned (December 2024)
EDIT-401Cas9 and two guide RNAs disrupt a repressive sequence in the LDL receptor gene, increasing the receptor. Delivered to the liver in LNPs. A single administrationHigh LDL cholesterol (first, heterozygous familial hypercholesterolemia)Preclinical. A Phase 1/2 trial is planned in Australia
In vivo blood stem cell editingAsCas12a delivered to blood stem cells in LNPsSickle cell disease, beta thalassemiaPreclinical (proof of principle in monkeys)
Targeted LNP platformChanging the targeting molecule attached to the LNP lets it aim at cells other than the liver- (platform technology)Delivery to two kinds of cells confirmed in humanised mice

Trial results (figures from papers or the 10-K, with comparator and time point)

TrialPopulation and designResultTime point and caveats
reni-cel, sickle cell disease (RUBY, NEJM)Severe cases, ages 12 to 50. Single-arm, open-label Phase 1/2. 28 people dosedAt 6 months, mean total hemoglobin in 18 people rose from 9.8 to 13.8 g/dL and mean HbF from 2.5% to 48.1%. 27 of 28 had no vaso-occlusive crises after dosingMedian follow-up 9.5 months (as of 29 October 2024). Analysis not prespecified. The trial ended early
reni-cel, beta thalassemia (EdiTHAL, NEJM)Ages 18 to 35. Single-arm, open-label Phase 1/2. 9 people dosedAll 9 were transfusion-free at last follow-up. The 6 people followed for 12 months or more stayed transfusion-freeMedian follow-up 17.5 months. Analysis not prespecified. 69 Grade 3 or 4 adverse events in total across the 9 people
EDIT-401 (10-K, preclinical)Studies in monkeys and miceIn monkeys, LDL-C fell by more than 90% within 48 hours of a single dose. Maintained for 3 months in miceNo human results. Company-reported, not peer-reviewed data
A materials engineer's view: making guide RNA quality visible, and the LNP targeting molecule

According to the 10-K, Editas has a system for examining the composition and quality of guide RNA rigorously by mass spectrometry and sequence analysis Sourced. The specificity of editing (whether it cuts only the intended site) depends not just on the length of the guide RNA but also on its synthetic purity and impurities, so analytical technology for the material becomes a competitive strength.

The other point is the targeting molecule (ligand) on the LNP. The 10-K says that by swapping the targeting molecule attached to the LNP, it can aim at cells other than those in the liver, blood stem cells included Sourced. How molecules are attached to the particle surface, and how many, is a question of lipid materials and conjugation chemistry, and it is a challenge shared with the technologies that aim to deliver to specific cells in regenerative medicine Inference.

11. The risks this company carries

RiskDetailsCategory
No clinical-stage productEvery programme is preclinical or in research. The lead, EDIT-401, has not yet entered a clinical trialSourced
Funding and dilutionCash and marketable securities are about US$211.6 million, covering 12 months. The May 2026 offering was priced at US$2.25 a share with warrants (US$3.50 a share), which leads to dilution of the sharesSourced
DownsizingAbout 180 people (about 65%) were cut in December 2024. The research organisation has to be rebuiltSourced
PatentsThe core patents depend on exclusive licences from the Broad Institute and Harvard University. Editas pays the Broad and Harvard a "mid double-digit percentage" of what it receives from VertexSourced
Early sale of future incomeIt has already sold up to 100% of future licence fees from Vertex to DRI, which reduces its future cash incomeSourced
Dependence on partnersThe BMS research term runs to November 2026 (an extension may require additional payments)Sourced
Safety of in vivo editingThere are no human safety data yet. In the EDIT-401 monkey studies there were transient liver enzyme elevations, which recovered within a week according to the 10-KSourced

12. Glossary

Cas12a
A DNA-cutting enzyme that sits alongside Cas9. The shape of the cut is different, which widens the range of sites that can be targeted.
HBG1 / HBG2 promoter
The "switch" regions of the fetal hemoglobin genes. Editing them raises fetal hemoglobin.
Ex vivo / in vivo editing
Ex vivo means cells are taken out, edited and returned. In vivo means a drug is infused and edits genes directly inside the body.
LDL-C
So-called "bad" cholesterol. High levels raise the risk of diseases caused by hardening of the arteries.
LNP (lipid nanoparticle)
A tiny particle made of lipids that wraps nucleic acids and delivers them into cells.
Functional upregulation
Strengthening the activity of a normal gene by disrupting the sequence that suppresses it, rather than destroying the gene itself.
Pluripotent stem cells
Cells such as iPS cells and ES cells that can turn into many kinds of cells.
Exclusive / non-exclusive licence
A permission to use a patent. An exclusive licence goes to one party only; a non-exclusive licence can be granted to several companies.
Warrant
A right to buy shares at a set price. It is sometimes handed to investors together with shares in an equity offering.
Preclinical
Research before a drug is given to people: experiments in animals or cells.
Fig. 3 Concept diagram of Editas's business (AI-generated concept; it does not depict actual equipment or products).

13. References

  1. Editas Medicine Form 10-K for the fiscal year ended December 31, 2025 (filed with the U.S. SEC on 9 March 2026). Business overview, EDIT-401, the discontinuation of reni-cel and the workforce reduction, agreements with Vertex, BMS, Immatics and DRI, financials, headcount and sites. https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm
  2. Editas Medicine Form 10-Q for the quarterly period ended June 30, 2026 (filed with the U.S. SEC on 5 August 2026). EDIT-401 clinical trial plans, the May 2026 equity offering, and first-half 2026 financials. https://www.sec.gov/Archives/edgar/data/1650664/000165066426000083/edit-20260630.htm
  3. Vertex Pharmaceuticals Form 10-K for the fiscal year ended December 31, 2025 (filed with the U.S. SEC). Used to check the description of the non-exclusive sublicence from Editas (December 2023). https://www.sec.gov/Archives/edgar/data/875320/000087532026000056/vrtx-20251231.htm
  4. ClinicalTrials.gov NCT04853576, RUBY: a Phase 1/2 study evaluating EDIT-301 in severe sickle cell disease (sponsor: Editas Medicine). Start date 4 May 2021. https://clinicaltrials.gov/study/NCT04853576
  5. ClinicalTrials.gov NCT05444894, EDITHAL: a Phase 1/2 study evaluating EDIT-301 in transfusion-dependent beta thalassemia. Start date 29 April 2022. https://clinicaltrials.gov/study/NCT05444894
  6. N Engl J Med (indexed in PubMed) Hanna R et al., "CRISPR-Cas12a Gene Editing of HBG1 and HBG2 Promoters to Treat Sickle Cell Disease," N Engl J Med 2026;394:1281-1291. Analysis of the reni-cel Phase 1/2 trial (RUBY). https://pubmed.ncbi.nlm.nih.gov/41931047/
  7. N Engl J Med (indexed in PubMed) Frangoul H et al., "CRISPR-Cas12a Gene Editing of HBG1 and HBG2 Promoters to Treat β-Thalassemia," N Engl J Med 2026;394:1292-1301. Analysis of the reni-cel Phase 1/2 trial (EdiTHAL). https://pubmed.ncbi.nlm.nih.gov/41931048/
  8. Editas Medicine Official website (used to check the company overview and the logo). https://www.editasmedicine.com/

14. Claim-to-source audit

Claim in the articleCategorySource
Legal name, Cambridge headquarters, Nasdaq: EDIT, founded in September 2013SourcedReferences 1 and 8 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm https://www.editasmedicine.com/
Collaboration and licence revenue, R&D expense, G&A expense, restructuring and impairment charges, net loss (2024 and 2025), cash and marketable securities (end of 2025)SourcedReference 1 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm
First-half 2026 financials, cash and marketable securities, and the statement that they cover 12 months of expensesSourcedReference 2 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000083/edit-20260630.htm
87 employees (1 February 2026) and the cut of about 180 people (about 65%) in December 2024SourcedReference 1 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm
59,783 sq ft in Cambridge (to October 2028)SourcedReference 1 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm
The May 2026 equity offering (US$125.0 million gross, US$116.9 million net, US$2.25 a share, warrants at US$3.50)SourcedReference 2 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000083/edit-20260630.htm
Start dates of the reni-cel Phase 1/2 trials (RUBY, EdiTHAL)SourcedReferences 4 and 5 https://clinicaltrials.gov/study/NCT04853576 https://clinicaltrials.gov/study/NCT05444894
Reni-cel results in sickle cell disease (28 people, HbF 48.1%, 27 free of crises, median follow-up 9.5 months)SourcedReference 6 https://pubmed.ncbi.nlm.nih.gov/41931047/
Reni-cel results in beta thalassemia (all 9 transfusion-free, 6 for 12 months or more, median follow-up 17.5 months)SourcedReference 7 https://pubmed.ncbi.nlm.nih.gov/41931048/
Abandoning commercialisation of reni-cel (December 2024), and the aims of optimising the cost structure and accelerating proof of concept for in vivo editingSourcedReference 1 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm
How EDIT-401 works, the 90% or greater LDL-C reduction in monkeys, the IND / trial notification plan, four sites, and 2027 dataSourcedReferences 1 and 2 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm https://www.sec.gov/Archives/edgar/data/1650664/000165066426000083/edit-20260630.htm
In vivo blood stem cell editing (proof of principle in monkeys) and the targeted LNP platform (humanised mice)SourcedReference 1 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm
The non-exclusive licence with Vertex (US$50.0 million upfront, annual fees of US$5 to 40 million, a further US$50.0 million)SourcedReferences 1 and 3 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm https://www.sec.gov/Archives/edgar/data/875320/000087532026000056/vrtx-20251231.htm
Research collaboration with BMS (US$159.0 million received in total, research term to November 2026, including T cells derived from pluripotent stem cells)SourcedReferences 1 and 2 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm https://www.sec.gov/Archives/edgar/data/1650664/000165066426000083/edit-20260630.htm
Immatics (non-exclusive Cas12a licence) and DRI (US$57.0 million, sale of future licence fees)SourcedReference 1 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm
Exclusive licences of the Cas9 and Cas12a patents from the Broad Institute and Harvard University, and the payment of part of the amounts received from VertexSourcedReference 1 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm
Quality checks on guide RNA by mass spectrometry and sequence analysis, and swapping the LNP targeting moleculeSourcedReference 1 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm
The three types of company (large pharma and strategic partners / genome editing and gene therapy / iPS cell and cell therapy)Our calculationThis article's own classification. Example companies are drawn from those covered in this series
Cash and marketable securities of US$211.6 million at 30 June 2026 (cash 181.8 plus marketable securities 29.8)Our calculationReference 2 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000083/edit-20260630.htm Addition performed in this article
Own iPS-cell products, mesenchymal stem cells, and any allogeneic cell therapy of its ownNot yet confirmedReferences 1 and 2 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm https://www.sec.gov/Archives/edgar/data/1650664/000165066426000083/edit-20260630.htm Not stated in the 10-K or 10-Q. This article does not conclude that they do not exist either
Plans to sell or partner the reni-cel assets, EDIT-401 approval timing, and the timing of the clinic for in vivo blood stem cell editingNot yet confirmedReferences 1 and 2 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm https://www.sec.gov/Archives/edgar/data/1650664/000165066426000083/edit-20260630.htm Not stated. Figures from press reports are not used
The counterparty for the liver LNP technology, investments and acquisitions, and public fundingNot yet confirmedReference 1 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm Not stated in the 10-K
The reading that ex vivo cell therapy is a heavy cost burden for a small companyInferenceReferences 1 and 6 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm https://pubmed.ncbi.nlm.nih.gov/41931047/ The company says only "optimising the cost structure". This article's interpretation
The reading that patent income is a pillar supplementing clinical fundingInferenceReference 1 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000017/edit-20251231.htm This article's interpretation
The reading that investor expectations are concentrated on the first EDIT-401 dataInferenceReference 2 https://www.sec.gov/Archives/edgar/data/1650664/000165066426000083/edit-20260630.htm This article's interpretation, drawn from the design of the warrants
The reading that the design of LNP targeting molecules is a challenge shared with regenerative medicineInferenceThis article's interpretation (from a materials and process viewpoint)

Last updated 1 October 2026 / Troy Technical
Every figure in this article comes from the statutory filings Editas has made with the U.S. Securities and Exchange Commission (SEC), ClinicalTrials.gov and peer-reviewed papers. The preclinical figures for EDIT-401 are company statements as confirmed in the 10-K and are not peer-reviewed data. No research-firm estimates or press-based figures have been used. Passages marked "Inference" are this article's interpretation of the primary sources, not statements made by the company. This article summarises a company's activities; it does not recommend any treatment and is not medical advice.

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