Security record · archived quarter
VSTM
Verastem, Inc. · Healthcare · Biotechnology
62Tracked holders
-1Δ holders
31.11MShares held
$240.18MReported value
+0New positions
−1Exits
Momentum inputs (comparable managers):
holder breadth -1.6% ·
share flow +5.2% ·
net new positions -1.6%
— formula
Concentrated accumulation — rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 65 | +6 | 39.97M | $152.90M | +11 | −5 |
| Q1 2026 | 61 | -1 | 34.42M | $182.56M | +5 | −6 |
| Q4 2025 | 62 | -1 | 31.11M | $240.18M | — | −1 |
| Q3 2025 | 17 | +2 | 20.72M | $182.92M | +3 | −1 |
| Q2 2025 | 12 | +1 | 11.06M | $45.90M | +1 | — |
| Q1 2025 | 8 | 0 | 4.53M | $27.31M | +1 | −1 |
| Q4 2024 | 8 | +1 | 3.00M | $15.49M | +2 | −1 |
| Q3 2024 | 6 | +1 | 1.09M | $3.27M | +3 | −2 |
| Q2 2024 | 5 | — | 667.62K | $1.99M | — | — |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 4.75M | +27.9% | $36.69M | 0.0% | ▲ Add | 3 | SEC ↗ ×9 |
| 2 | The Vanguard Group ✦ (passive) | 4.15M | +19.4% | $32.06M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 3 | State Street Global Advisors ✦ (passive) | 3.22M | +44.5% | $24.85M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 4 | Balyasny Asset Management L.P. | 3.20M | — | $24.67M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | Citadel Advisors ✦ | 2.35M | +1173.2% | $18.17M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 6 | Morgan Stanley ✦ | 1.87M | +18.5% | $14.45M | 0.0% | ▲ Add | 2 | SEC ↗ ×7 |
| 7 | Goldman Sachs Group ✦ | 1.50M | +504.4% | $11.54M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 8 | Geode Capital Management ✦ (passive) | 1.39M | +11.9% | $10.76M | 0.0% | ▲ Add | 7 | SEC ↗ ×2 |
| 9 | Point72 Asset Management ✦ | 995.03K | -74.3% | $7.68M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 10 | Franklin Resources Inc | 926.01K | — | $7.15M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 11 | Millennium Management ✦ | 555.13K | -52.1% | $4.29M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 12 | UBS Group AG | 501.47K | — | $3.87M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 13 | Two Sigma Investments ✦ | 476.89K | +12.4% | $3.68M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 14 | Toronto Dominion Bank | 460.41K | — | $3.55M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | Fidelity (FMR) ✦ | 398.55K | +24.4% | $3.08M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 16 | Northern Trust Corp | 393.10K | — | $3.03M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 17 | Citigroup Inc | 364.44K | — | $2.81M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 18 | D. E. Shaw & Co. ✦ | 338.85K | -6.5% | $2.62M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 19 | Jane Street Group, Llc | 320.81K | — | $2.48M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 20 | Bank Of America Corp /De/ | 316.86K | — | $2.45M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 21 | Squarepoint Ops LLC | 275.91K | — | $2.13M | 0.0% | n/c | 1 | SEC ↗ |
| 22 | Qube Research & Technologies Ltd | 254.90K | — | $1.97M | 0.0% | n/c | 1 | SEC ↗ |
| 23 | Barclays Plc | 201.84K | — | $1.56M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 24 | Raymond James Financial Inc | 199.34K | — | $1.54M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 25 | Nuveen, LLC | 188.65K | — | $1.46M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | Charles Schwab Investment… | 161.16K | — | $1.24M | 0.0% | n/c | 1 | SEC ↗ |
| 27 | Wellington Management ✦ | 145.51K | -6.1% | $1.12M | 0.0% | ▼ Trim | 4 | SEC ↗ ×3 |
| 28 | Susquehanna International Group, Llp | 143.32K | — | $1.11M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 29 | Bank of New York Mellon Corp | 122.69K | — | $947,157 | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 30 | Invesco Ltd. | 104.09K | — | $803,598 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 31 | Royal Bank Of Canada | 96.05K | — | $741,000 | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 32 | Janus Henderson Group Plc | 88.85K | — | $685,930 | 0.0% | n/c | 1 | SEC ↗ |
| 33 | Alliancebernstein L.P. | 67.27K | — | $519,324 | 0.0% | n/c | 1 | SEC ↗ |
| 34 | Wells Fargo & Company/Mn | 62.60K | — | $483,249 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 35 | Rhumbline Advisers | 60.50K | — | $467,083 | 0.0% | n/c | 1 | SEC ↗ |
| 36 | AQR Capital Management ✦ | 49.00K | -14.5% | $378,295 | 0.0% | ▼ Trim | 6 | SEC ↗ ×5 |
| 37 | Deutsche Bank Ag\ | 45.57K | — | $351,800 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 38 | Cetera Investment Advisers | 43.38K | — | $334,878 | 0.0% | n/c | 1 | SEC ↗ |
| 39 | Envestnet Asset Management Inc | 42.47K | — | $327,861 | 0.0% | n/c | 1 | SEC ↗ |
| 40 | Stifel Financial Corp | 39.77K | — | $307,047 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 41 | State Of Wisconsin Investment Board | 39.11K | — | $301,906 | 0.0% | n/c | 1 | SEC ↗ |
| 42 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 32.35K | — | $248,392 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 43 | T. Rowe Price ✦ | 27.24K | -95.3% | $211,000 | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 44 | JPMorgan Chase ✦ | 22.36K | -47.5% | $172,627 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 45 | Osaic Holdings, Inc. | 20.48K | — | $158,069 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 46 | Group One Trading Llc | 17.89K | — | $138,088 | 0.0% | n/c | 1 | SEC ↗ |
| 47 | Manufacturers Life Insurance… | 16.41K | — | $126,685 | 0.0% | n/c | 1 | SEC ↗ |
| 48 | Creative Planning | 15.02K | — | $115,962 | 0.0% | n/c | 1 | SEC ↗ |
| 49 | Canada Pension Plan Investment Board | 12.50K | — | $96,500 | 0.0% | n/c | 1 | SEC ↗ |
| 50 | Simplex Trading, Llc | 7.49K | — | $57,830 | 0.0% | n/c | 1 | SEC ↗ |
| 51 | Legal & General Group Plc | 5.29K | — | $40,816 | 0.0% | n/c | 1 | SEC ↗ |
| 52 | New York State Common Retirement… | 5.20K | — | $39,910 | 0.0% | n/c | 1 | SEC ↗ |
| 53 | Russell Investments Group, Ltd. | 4.63K | — | $35,735 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 54 | Bnp Paribas Financial Markets | 3.51K | — | $27,074 | 0.0% | n/c | 1 | SEC ↗ |
| 55 | California State Teachers… | 3.29K | — | $25,391 | 0.0% | n/c | 1 | SEC ↗ |
| 56 | Rockefeller Capital Management L.P. | 2.17K | — | $16,775 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 57 | Northwestern Mutual Wealth… | 850 | — | $6,562 | 0.0% | n/c | 1 | SEC ↗ |
| 58 | UBS AM, a distinct business unit of… | 623 | — | $4,810 | 0.0% | n/c | 1 | SEC ↗ |
| 59 | Cwm, Llc | 570 | — | $4,000 | 0.0% | n/c | 1 | SEC ↗ |
| 60 | Optiver Holding B.V. | 368 | — | $2,841 | 0.0% | n/c | 1 | SEC ↗ |
| 61 | Us Bancorp \De\ | 46 | — | $355 | 0.0% | n/c | 1 | SEC ↗ |
| 62 | Pnc Financial Services Group, Inc. | 11 | — | $85 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Marshall Wace | $9.32M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 154 holders, 81.36M shares, $428.32M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Oct 01
Calkins Daniel
Officer · 2.57K sh · $20,528
Sep 21
Calkins Daniel
Officer · 55 sh · $424
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 14
SC 13G/A — ARMISTICE CAPITAL, LLC
Aug 07
SC 13G — STATE STREET CORP
Jul 31
SC 13G — VANGUARD CAPITAL MANAGEMENT LLC
Jul 30
SC 13G/A — BlackRock, Inc.
Jul 08
SC 13G/A — Polar Capital Holdings Plc
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
Get this via the API