Security record · archived quarter
CGEM
Cullinan Therapeutics, Inc. · Healthcare · Biotechnology
73Tracked holders
+7Δ holders
24.59MShares held
$348.81MReported value
+10New positions
−3Exits
Momentum inputs (comparable managers):
holder breadth +10.6% ·
share flow +16.8% ·
net new positions +9.6%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | -1 | 10.21K | $157,847 | n/a | −1 |
| Q2 2026 | 77 | +7 | 28.05M | $510.52M | +11 | −4 |
| Q1 2026 | 73 | +7 | 24.59M | $348.81M | +10 | −3 |
| Q4 2025 | 65 | +1 | 21.69M | $224.52M | +1 | n/a |
| Q3 2025 | 17 | +1 | 15.39M | $91.26M | +1 | n/a |
| Q2 2025 | 13 | 0 | 14.48M | $109.06M | +1 | −1 |
| Q1 2025 | 10 | -1 | 7.69M | $58.25M | n/a | −1 |
| Q4 2024 | 11 | 0 | 8.98M | $109.41M | n/a | n/a |
| Q3 2024 | 10 | +1 | 6.86M | $114.80M | +1 | n/a |
| Q2 2024 | 9 | n/a | 7.12M | $124.19M | n/a | n/a |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 4.45M | +1.1% | $63.23M | 0.0% | ▲ Add | 4 | SEC ↗ ×11 |
| 2 | State Street Global Advisors ✦ (passive) | 2.54M | +15.8% | $36.15M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 3 | Vanguard Capital Management Llc | 2.48M | n/a | $35.28M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | T. Rowe Price ✦ | 2.03M | +4201.4% | $28.84M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 5 | Geode Capital Management ✦ (passive) | 1.37M | +5.1% | $19.45M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 6 | Marshall Wace ✦ | 1.05M | +153.3% | $14.91M | 0.0% | ▲ Add | 8 | SEC ↗ ×3 |
| 7 | Dimensional Fund Advisors Lp | 906.03K | +6.8% | $12.87M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 8 | Point72 Asset Management ✦ | 905.38K | +151.4% | $12.87M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 9 | Nuveen, LLC | 805.70K | +39.1% | $11.45M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 10 | Morgan Stanley ✦ | 589.48K | -23.1% | $8.38M | 0.0% | ▼ Trim | 3 | SEC ↗ ×7 |
| 11 | Two Sigma Investments ✦ | 522.05K | +10.9% | $7.42M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 12 | Bank Of America Corp /De/ | 516.72K | +49.2% | $7.34M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 13 | Goldman Sachs Group ✦ | 455.45K | -36.9% | $6.47M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 14 | Northern Trust Corp | 449.26K | +6.5% | $6.38M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 15 | Charles Schwab Investment… | 432.89K | -0.8% | $6.15M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 16 | Deutsche Bank Ag\ | 367.91K | -37.3% | $5.23M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 17 | AQR Capital Management ✦ | 360.87K | +28.2% | $5.13M | 0.0% | ▲ Add | 4 | SEC ↗ ×7 |
| 18 | Millennium Management ✦ | 346.58K | -4.4% | $4.92M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 19 | Renaissance Technologies ✦ | 324.11K | -48.7% | $4.61M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 20 | Connor, Clark & Lunn Investment… | 289.12K | +18.5% | $4.11M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 21 | JPMorgan Chase ✦ | 297.23K | +102.1% | $3.99M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 22 | Citadel Advisors ✦ | 252.78K | +129.1% | $3.59M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 23 | Invesco Ltd. | 244.15K | +87.3% | $3.47M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 24 | UBS Group AG | 202.38K | -25.5% | $2.88M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 25 | Schroder Investment Management Group | 173.74K | n/a | $2.33M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | Wellington Management ✦ | 149.63K | -6.3% | $2.13M | 0.0% | ▼ Trim | 8 | SEC ↗ ×3 |
| 27 | Prudential Financial Inc | 149.44K | New | $2.12M | 0.0% | New | 1 | SEC ↗ ×2 |
| 28 | Citigroup Inc | 144.11K | -40.1% | $2.05M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 29 | American Century Companies Inc | 144.11K | +0.9% | $2.05M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 30 | Bank of New York Mellon Corp | 143.71K | -0.8% | $2.04M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 31 | Barclays Plc | 140.29K | -48.0% | $1.99M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 32 | Assenagon Asset Management S.A. | 138.71K | -12.6% | $1.97M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 33 | Td Asset Management Inc | 114.40K | New | $1.63M | 0.0% | New | 1 | SEC ↗ |
| 34 | Qube Research & Technologies Ltd | 90.32K | -24.3% | $1.28M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 35 | Manufacturers Life Insurance… | 75.31K | +347.7% | $1.07M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 36 | Quantinno Capital Management LP | 72.28K | +50.6% | $1.03M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 37 | UBS AM, a distinct business unit of… | 67.66K | +40.8% | $961,392 | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 38 | Rhumbline Advisers | 67.52K | +0.4% | $959,392 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 39 | Mariner, LLC | 62.72K | +27.6% | $891,100 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 40 | Tidal Investments LLC | 62.42K | New | $887,002 | 0.0% | New | 1 | SEC ↗ |
| 41 | Creative Planning | 59.97K | +50.4% | $852,231 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 42 | Swiss National Bank | 58.30K | 0.0% | $828,443 | 0.0% | Held | 2 | SEC ↗ |
| 43 | Susquehanna International Group, Llp | 47.38K | +19.0% | $673,227 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 44 | Hrt Financial Lp | 38.59K | -54.1% | $548,000 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 45 | Alliancebernstein L.P. | 47.63K | 0.0% | $492,971 | 0.0% | Held | 2 | SEC ↗ |
| 46 | California State Teachers… | 30.40K | -1.3% | $431,941 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 47 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 30.15K | +5.2% | $424,627 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 48 | Bnp Paribas Financial Markets | 29.54K | -25.1% | $419,806 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 49 | Tudor Investment Corp Et Al | 28.99K | +186.2% | $411,919 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 50 | Corient Private Wealth LP | 27.89K | New | $396,247 | 0.0% | New | 1 | SEC ↗ |
| 51 | Jane Street Group, Llc | 22.81K | -87.8% | $324,159 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 52 | Wells Fargo & Company/Mn | 20.94K | -65.4% | $297,543 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 53 | Zurcher Kantonalbank (Zurich… | 19.07K | +92.4% | $270,942 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 54 | Legal & General Group Plc | 18.70K | -34.7% | $265,741 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 55 | Janus Henderson Group Plc | 18.53K | 0.0% | $263,190 | 0.0% | Held | 2 | SEC ↗ |
| 56 | Simplex Trading, Llc | 17.63K | +33.0% | $250,536 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 57 | Mercer Global Advisors Inc /Adv | 14.11K | New | $200,489 | 0.0% | New | 1 | SEC ↗ |
| 58 | New York State Common Retirement… | 12.92K | 0.0% | $183,565 | 0.0% | Held | 2 | SEC ↗ |
| 59 | Cwm, Llc | 12.20K | +214.7% | $173,305 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 60 | ProShare Advisors LLC | 10.46K | -16.2% | $148,708 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 61 | Group One Trading Llc | 8.86K | New | $125,844 | 0.0% | New | 1 | SEC ↗ |
| 62 | Fidelity (FMR) ✦ | 7.23K | +57.3% | $102,774 | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 63 | Russell Investments Group, Ltd. | 4.27K | -82.5% | $60,705 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 64 | Royal Bank Of Canada | 4.04K | +160.6% | $58,000 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 65 | Mirae Asset Global Investments Co.… | 3.08K | +7.3% | $43,781 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 66 | BNP Paribas Asset Management… | 922 | New | $13,102 | 0.0% | New | 1 | SEC ↗ |
| 67 | Rockefeller Capital Management L.P. | 649 | New | $9,222 | 0.0% | New | 1 | SEC ↗ |
| 68 | Federated Hermes, Inc. | 516 | New | $7,332 | 0.0% | New | 1 | SEC ↗ |
| 69 | Us Bancorp \De\ | 502 | +3.9% | $7,133 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 70 | Optiver Holding B.V. | 404 | +102.0% | $5,741 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 71 | Osaic Holdings, Inc. | 384 | +58.0% | $5,457 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 72 | Fifth Third Bancorp | 63 | New | $895 | 0.0% | New | 1 | SEC ↗ |
| 73 | Pnc Financial Services Group, Inc. | 18 | +260.0% | $256 | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Prudential Financial Inc | $2.12M | 0.0% |
| Td Asset Management Inc | $1.63M | 0.0% |
| Tidal Investments LLC | $887,002 | 0.0% |
| Corient Private Wealth LP | $396,247 | 0.0% |
| Mercer Global Advisors Inc… | $200,489 | 0.0% |
| Group One Trading Llc | $125,844 | 0.0% |
| BNP Paribas Asset Management… | $13,102 | 0.0% |
| Rockefeller Capital… | $9,222 | 0.0% |
| Federated Hermes, Inc. | $7,332 | 0.0% |
| Fifth Third Bancorp | $895 | 0.0% |
Exited
| Squarepoint Ops LLC | $784,737 | was 0.0% |
| D. E. Shaw & Co. | $148,678 | was 0.0% |
| Daiwa Securities Group Inc. | $2,000 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 172 holders, 65.27M shares, $895.39M 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)
Sep 08
Michaelson Jennifer
Officer · 8.00K sh · $172,560
Aug 13
Michaelson Jennifer
Officer · 30.00K sh · $607,800
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 14
SC 13G/A: BIOTECHNOLOGY VALUE FUND L P
Aug 14
SC 13G: PRICE T ROWE ASSOCIATES INC /MD/
Aug 07
SC 13G: STATE STREET CORP
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: Q1 2026 ·
Methodology ·
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