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VERASTEM (VSTM)
NASDAQ
$3.77-$0.04 (-1.05%)
Price as of Jun 03, 2026 7:14 PM EDT- $380.5MMarket Cap
- -35.42%1-Year Change
- BiotechnologyIndustry
VERASTEM (VSTM)
$3.77-$0.04 (-1.05%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
RTW INVESTMENTS, LP | 9.49% | 6.6M | 0 (0.00%) | Mar 31, 2026 |
BLACKROCK, INC. | 8.94% | 6.2M | +1.4M (+23.28%) | Mar 31, 2026 |
DEEP TRACK CAPITAL, LP | 8.28% | 5.7M | 0 (0.00%) | Mar 31, 2026 |
ARMISTICE CAPITAL, LLC | 6.62% | 4.6M | +1.1M (+23.00%) | Mar 31, 2026 |
VANGUARD GROUP INC | 5.99% | 4.2M | +673,695 (+16.22%) | Dec 31, 2025 |
POLAR CAPITAL HOLDINGS PLC | 5.66% | 3.9M | +2.9M (+73.03%) | Dec 31, 2025 |
NANTAHALA CAPITAL MANAGEMENT, LLC | 5.17% | 3.6M | +3.1M (+87.11%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 11.82% | 8.2M | 0 (0.00%) | Mar 31, 2026 |
SPDR SERIES TRUST | 8.51% | 5.9M | 0 (0.00%) | Jan 31, 2026 |
CARILLON SERIES TRUST | 4.50% | 3.1M | 0 (0.00%) | Mar 31, 2026 |
COLUMBIA FUNDS SERIES TRUST | 3.17% | 2.2M | 0 (0.00%) | Jan 31, 2026 |
AQR Funds | 2.88% | 2.0M | 0 (0.00%) | Mar 31, 2026 |
FIDELITY CONCORD STREET TRUST | 2.36% | 1.6M | 0 (0.00%) | Feb 28, 2026 |
FIDELITY SALEM STREET TRUST | 2.02% | 1.4M | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions1.1B (74.48%)
- Mutual Funds321.1M (22.28%)
- Insiders46.7M (3.24%)
- Other0 (0.00%)
Insider Transactions
- 3.24% (46.7M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 6Number of InsiderSelling (last 12 months)
- $48.2MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Tollefson Karin Anna | Award | May 21, 2026 | $0.00 | 36,000 | $0.00 | 52,666 |
Bunn Paul A. | Award | May 21, 2026 | $0.00 | 36,000 | $0.00 | 44,333 |
Stuglik Brian M | Award | May 21, 2026 | $0.00 | 36,000 | $0.00 | 137,147 |
BAILEY MICHAEL P | Award | May 21, 2026 | $0.00 | 108,000 | $0.00 | 108,000 |
Kapur Anil | Award | May 21, 2026 | $0.00 | 36,000 | $0.00 | 52,666 |
Rowinsky Eric K | Award | May 21, 2026 | $0.00 | 36,000 | $0.00 | 52,666 |
Paterson Dan President and CEO | Sell | May 04, 2026 | $4,690.92 | 806 | $5.82 | 612,113 |
Calkins Daniel Chief Financial Officer | Award | Mar 20, 2026 | $327.18 | 57 | $5.74 | 121,327 |
Paterson Dan President and CEO | Sell | Feb 04, 2026 | $6,489.30 | 970 | $6.69 | 612,919 |
Calkins Daniel Chief Financial Officer | Award | Jan 21, 2026 | $0.00 | 16,665 | $0.00 | 121,384 |
Paterson Dan President and CEO | Award | Jan 21, 2026 | $0.00 | 213,785 | $0.00 | 613,889 |
Paterson Dan President and CEO | Sell | Jan 12, 2026 | $73,898.36 | 10,321 | $7.16 | 400,104 |
Calkins Daniel Chief Financial Officer | Sell | Jan 12, 2026 | $36,079.24 | 5,039 | $7.16 | 104,719 |
Calkins Daniel Chief Financial Officer | Sell | Dec 24, 2025 | $628.80 | 80 | $7.86 | 109,758 |
Paterson Dan President and CEO | Sell | Dec 16, 2025 | $3,592.02 | 393 | $9.14 | 410,425 |
Gagnon Robert E. | Sell | Dec 16, 2025 | $2,586.62 | 283 | $9.14 | 41,678 |
Stuglik Brian M | Sell | Dec 16, 2025 | $5,410.88 | 592 | $9.14 | 101,147 |
Paterson Dan President and CEO | Sell | Nov 25, 2025 | $20,000.00 | 2,000 | $10.00 | 432,818 |
Paterson Dan President and CEO | Sell | Nov 24, 2025 | $20,000.00 | 2,000 | $10.00 | 434,818 |
Kauffman Michael | Sell | Nov 21, 2025 | $85,500.00 | 8,550 | $10.00 | 8,666 |
Paterson Dan President and CEO | Sell | Nov 21, 2025 | $20,000.00 | 2,000 | $10.00 | 436,818 |
Paterson Dan President and CEO | Sell | Nov 03, 2025 | $12,145.65 | 1,299 | $9.35 | 440,818 |
Paterson Dan President and CEO | Sell | Nov 03, 2025 | $20,000.00 | 2,000 | $10.00 | 438,818 |
Bunn Paul A. | Sell | Oct 09, 2025 | $75,496.98 | 8,333 | $9.06 | 8,333 |
Calkins Daniel Chief Financial Officer | Sell | Sep 24, 2025 | $230.75 | 25 | $9.23 | 109,838 |
Calkins Daniel Chief Financial Officer | Sell | Sep 22, 2025 | $517.56 | 57 | $9.08 | 109,863 |
Stuglik Brian M | Sell | Sep 16, 2025 | $5,864.13 | 587 | $9.99 | 101,739 |
Calkins Daniel Chief Financial Officer | Sell | Jun 23, 2025 | $117.75 | 25 | $4.71 | 109,920 |
Paterson Dan President and CEO | Sell | Jun 20, 2025 | $91,355.04 | 17,808 | $5.13 | 443,839 |
Calkins Daniel Chief Financial Officer | Sell | Jun 20, 2025 | $21,084.30 | 4,110 | $5.13 | 109,945 |