Security record
VSTM
Verastem, Inc. · Healthcare · Biotechnology
65Tracked holders
+6Δ holders
39.97MShares held
$152.90MReported value
+11New positions
−5Exits
Momentum inputs (comparable managers):
holder breadth +10.2% ·
share flow +16.2% ·
net new positions +9.2%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
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 · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 9.19M | +48.4% | $35.12M | 0.0% | ▲ Add | 5 | SEC ↗ ×9 |
| 2 | State Street Global Advisors ✦ (passive) | 5.13M | +46.0% | $19.61M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 3 | Vanguard Capital Management Llc | 3.85M | +15.9% | $14.71M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | Goldman Sachs Group ✦ | 2.72M | +83.4% | $10.39M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 5 | Alyeska Investment Group, L.P. | 2.29M | +11.7% | $8.75M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | Millennium Management ✦ | 2.08M | -13.8% | $7.94M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 7 | Geode Capital Management ✦ (passive) | 2.07M | +20.8% | $7.93M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 8 | Balyasny Asset Management L.P. | 1.69M | +311.6% | $6.44M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 9 | Qube Research & Technologies Ltd | 1.63M | +10.3% | $6.22M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 10 | Franklin Resources Inc | 1.11M | -0.1% | $4.22M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 11 | AQR Capital Management ✦ | 934.57K | +1314.6% | $3.57M | 0.0% | ▲ Add | 8 | SEC ↗ ×4 |
| 12 | Bank Of America Corp /De/ | 889.98K | +113.4% | $3.40M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 13 | Morgan Stanley ✦ | 715.82K | -68.2% | $2.73M | 0.0% | ▼ Trim | 4 | SEC ↗ ×6 |
| 14 | Northern Trust Corp | 651.50K | +26.3% | $2.49M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 15 | Fidelity (FMR) ✦ | 626.30K | +32.2% | $2.39M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 16 | UBS Group AG | 604.48K | +11.2% | $2.31M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 17 | Toronto Dominion Bank | 460.41K | 0.0% | $1.76M | 0.0% | Held | 3 | SEC ↗ |
| 18 | Citadel Advisors ✦ | 317.33K | -86.2% | $1.21M | 0.0% | ▼ Trim | 4 | SEC ↗ ×2 |
| 19 | Nuveen, LLC | 258.93K | +25.6% | $989,124 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 20 | Charles Schwab Investment… | 243.95K | +24.1% | $931,889 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 21 | Susquehanna International Group, Llp | 238.43K | +159.8% | $910,799 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 22 | Dimensional Fund Advisors Lp | 235.21K | New | $898,490 | 0.0% | New | 1 | SEC ↗ ×2 |
| 23 | Raymond James Financial Inc | 198.84K | -0.1% | $759,558 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 24 | Bank of New York Mellon Corp | 184.94K | +14.4% | $706,485 | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 25 | Alliancebernstein L.P. | 117.09K | +74.1% | $620,577 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 26 | Invesco Ltd. | 125.08K | +20.2% | $477,795 | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 27 | Citigroup Inc | 120.23K | +880.6% | $459,298 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 28 | Royal Bank Of Canada | 108.86K | -1.7% | $415,000 | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 29 | Barclays Plc | 93.41K | +3.4% | $356,819 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 30 | Deutsche Bank Ag\ | 87.67K | +39.6% | $334,892 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 31 | Rhumbline Advisers | 83.68K | +16.3% | $319,642 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 32 | Wells Fargo & Company/Mn | 80.69K | +168.2% | $308,224 | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 33 | Man Group plc | 67.60K | -30.2% | $258,221 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 34 | T. Rowe Price ✦ | 65.56K | +40.0% | $251,000 | 0.0% | ▲ Add | 8 | SEC ↗ |
| 35 | Hsbc Holdings Plc | 59.47K | +51.0% | $231,620 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 36 | Wellington Management ✦ | 51.70K | -65.8% | $197,494 | 0.0% | ▼ Trim | 6 | SEC ↗ ×2 |
| 37 | Two Sigma Investments ✦ | 49.95K | -92.5% | $190,824 | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 38 | Creative Planning | 47.59K | +257.2% | $181,786 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 39 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 47.57K | +21.9% | $181,710 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 40 | Quantinno Capital Management LP | 46.34K | -37.6% | $177,007 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 41 | Envestnet Asset Management Inc | 44.58K | +5.2% | $170,299 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 42 | Cetera Investment Advisers | 43.41K | +0.1% | $165,834 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 43 | Mercer Global Advisors Inc /Adv | 42.80K | New | $163,507 | 0.0% | New | 1 | SEC ↗ |
| 44 | Stifel Financial Corp | 38.35K | -1.4% | $146,518 | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 45 | JPMorgan Chase ✦ | 35.39K | +23.0% | $135,178 | 0.0% | ▲ Add | 4 | SEC ↗ ×3 |
| 46 | Russell Investments Group, Ltd. | 29.58K | +104.6% | $112,987 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 47 | Wealth Enhancement Advisory… | 19.50K | New | $107,828 | 0.0% | New | 1 | SEC ↗ |
| 48 | Sei Investments Co | 26.62K | New | $101,696 | 0.0% | New | 1 | SEC ↗ |
| 49 | Manufacturers Life Insurance… | 22.25K | +23.5% | $85,010 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 50 | Lazard Asset Management Llc | 18.47K | New | $70,540 | 0.0% | New | 1 | SEC ↗ |
| 51 | Voya Investment Management Llc | 16.08K | +39.5% | $61,437 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 52 | Prudential Financial Inc | 12.33K | New | $47,085 | 0.0% | New | 1 | SEC ↗ |
| 53 | Bnp Paribas Financial Markets | 11.43K | -39.9% | $43,674 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 54 | ProShare Advisors LLC | 10.46K | New | $39,946 | 0.0% | New | 1 | SEC ↗ |
| 55 | Legal & General Group Plc | 7.74K | +31.5% | $29,563 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 56 | New York State Common Retirement… | 5.20K | 0.0% | $20,254 | 0.0% | Held | 3 | SEC ↗ |
| 57 | Osaic Holdings, Inc. | 4.15K | -80.9% | $15,868 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 58 | Rockefeller Capital Management L.P. | 2.35K | -12.5% | $8,966 | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 59 | UBS AM, a distinct business unit of… | 1.85K | 0.0% | $7,075 | 0.0% | Held | 3 | SEC ↗ |
| 60 | Pacer Advisors, Inc. | 1.57K | New | $6,000 | 0.0% | New | 1 | SEC ↗ |
| 61 | Pnc Financial Services Group, Inc. | 636 | +344.8% | $2,430 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 62 | Optiver Holding B.V. | 374 | -30.2% | $1,429 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 63 | Us Bancorp \De\ | 259 | New | $989 | 0.0% | New | 1 | SEC ↗ |
| 64 | Jones Financial Companies Lllp | 132 | New | $499 | 0.0% | New | 1 | SEC ↗ |
| 65 | National Bank Of Canada /Fi/ | 114 | New | $434 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Dimensional Fund Advisors Lp | $898,490 | 0.0% |
| Mercer Global Advisors Inc… | $163,507 | 0.0% |
| Wealth Enhancement Advisory… | $107,828 | 0.0% |
| Sei Investments Co | $101,696 | 0.0% |
| Lazard Asset Management Llc | $70,540 | 0.0% |
| Prudential Financial Inc | $47,085 | 0.0% |
| ProShare Advisors LLC | $39,946 | 0.0% |
| Pacer Advisors, Inc. | $6,000 | 0.0% |
| Us Bancorp \De\ | $989 | 0.0% |
| Jones Financial Companies Lllp | $499 | 0.0% |
| National Bank Of Canada /Fi/ | $434 | 0.0% |
Exited
| Jane Street Group, Llc | $3.02M | was 0.0% |
| Squarepoint Ops LLC | $1.43M | was 0.0% |
| Canada Pension Plan… | $172,780 | was 0.0% |
| D. E. Shaw & Co. | $141,293 | was 0.0% |
| Group One Trading Llc | $10,256 | 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: Q2 2026 ·
Methodology ·
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