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Companies / Healthcare / Verastem, Inc.
VSTM

Verastem, Inc.

HealthcarePharmaceutical Preparations
Ticker VSTMNEEDHAM, MAFiscal year ends DecemberBook value per share $0.50Diluted shares 99.6M

Verastem Oncology, Inc. (NASDAQ: VSTM) is a biopharmaceutical company focused on developing and commercializing novel medicines targeting RAS/MAPK pathway-driven cancers. The company's website is www.verastem.com. From the company’s description.

Fiscal year 2025 · ends 12-31Changes are against fiscal 2024The amber dot is the latest twelve months, to 2026-06-30
Sales & profitability
$30.91M
+209.1% year over year
Last 12 mo $87.53M
-550.33%
+599.2 percentage points
Last 12 mo -182.57%
$-209.47M
−60.3% year over year
Last 12 mo $-202.70M
-366.23%
−818.4 percentage points
Last 12 mo -405.51%
Cash & financing
$-137.51M
−31.2% year over year
Last 12 mo $-162.19M
$-137.51M
−31.2% year over year
Last 12 mo $-162.19M
1.51
Was -1.41× a year earlier
Last 12 mo 1.63
69.3M
+94.1% year over year
Last 12 mo 99.6M

Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.

What Verastem, Inc. does

In the company’s own words

Verastem Oncology, Inc. (NASDAQ: VSTM) is a biopharmaceutical company focused on developing and commercializing novel medicines targeting RAS/MAPK pathway-driven cancers. The company's website is www.verastem.com.

Verastem's lead commercial product is AVMAPKI FAKZYNJA CO-PACK, a combination therapy comprising avutometinib capsules and defactinib tablets. This product received accelerated FDA approval in May 2025 for treating adults with KRAS-mutated recurrent low-grade serous ovarian cancer who have received prior systemic therapy. The company achieved net product revenue of $30.9 million during its first seven months of commercial launch in 2025. AVMAPKI FAKZYNJA CO-PACK was subsequently listed as a Category 2A recommendation in the National Comprehensive Cancer Network Clinical Practice Guidelines.

The company's pipeline includes clinical-stage programs anchored by VS-7375, a potential best-in-class oral KRAS G12D dual ON/OFF inhibitor currently in Phase 1/2 development for multiple solid tumors including pancreatic ductal adenocarcinoma, non-small cell lung cancer, and colorectal cancer. VS-7375 received FDA Fast Track Designation in July 2025. The company is also evaluating avutometinib combined with defactinib in the RAMP 205 trial for first-line metastatic pancreatic cancer, where the selected recommended Phase 2 dose demonstrated an 83 percent confirmed overall response rate.

Verastem's confirmatory Phase 3 trial, RAMP 301, is evaluating the combination therapy versus standard of care for recurrent low-grade serous ovarian cancer with and without KRAS mutations, with topline results expected in mid-2027. The company has established a commercial presence in the United States and is pursuing geographic expansion, including obtaining Orphan Drug Designation from the European Commission in July 2025.

The company's strategy focuses on precision targeting of RAS/MAPK pathway-driven cancers through small molecule therapeutics developed as monotherapy and combination therapies. Verastem maintains a collaboration with GenFleet Therapeutics for the development of VS-7375 and related compounds in greater China, with GenFleet having generated data in over 150 patients to date.

Company details
Sector
Healthcare
Industry
Pharmaceutical Preparations
Headquarters
NEEDHAM, MA
Fiscal year end
December
CIK
1526119
SIC
2834

Financial performance, year by year

Fiscal 2013–2025 · USD
$-239.27M$-149.87M$-60.48M$28.92M$118.31M2013201420152016201720182019202020212022202320242025Last 12 moLast 12 monthsLast 12 months

The full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.

Ownership

Who owns Verastem, Inc. — and what changed

Funds as of 2026Q2 · superinvestors as of 2026-06-30

121
funds hold it
0 of 35
superinvestors hold it
$73.05M
held by funds, at market
19.7%
of shares held by funds

Largest fund holders · Verastem, Inc.’s weight in each

0.12%of fund net assets
VANGUARD TOTAL STOCK MARKET INDEX FUND
VTI · VANGUARD INDEX FUNDS
0.00%of fund net assets
iShares Russell 2000 ETF
IWM · iShares Trust
0.01%of fund net assets
VANGUARD EXTENDED MARKET INDEX FUND
VXF · VANGUARD INDEX FUNDS
0.00%of fund net assets
Fidelity Small Cap Index Fund
FSSNX · Fidelity Salem Street Trust
0.01%of fund net assets

Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.

Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.

Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.

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