Security record · archived quarter
ANAB
AnaptysBio, Inc. · Healthcare · Biotechnology
82Tracked holders
+8Δ holders
12.40MShares held
$687.67MReported value
+10New positions
−2Exits
Momentum inputs (comparable managers):
holder breadth +10.8% ·
share flow -6.7% ·
net new positions +9.8%
· formula
Ownership fragmentation: more holders, smaller aggregate stake
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 |
|---|---|---|---|---|---|---|
| Q2 2026 | 86 | +7 | 13.42M | $905.56M | +13 | −6 |
| Q1 2026 | 82 | +8 | 12.40M | $687.67M | +10 | −2 |
| Q4 2025 | 74 | -1 | 13.98M | $677.76M | n/a | −1 |
| Q3 2025 | 20 | +1 | 11.93M | $365.35M | +1 | n/a |
| Q2 2025 | 16 | 0 | 9.08M | $201.48M | +1 | −1 |
| Q1 2025 | 13 | +2 | 6.02M | $111.87M | +2 | n/a |
| Q4 2024 | 11 | -2 | 3.90M | $51.60M | n/a | −2 |
| Q3 2024 | 12 | +2 | 2.80M | $93.85M | +2 | n/a |
| Q2 2024 | 10 | n/a | 1.82M | $45.55M | n/a | n/a |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 1.68M | -3.1% | $93.25M | 0.0% | ▼ Trim | 4 | SEC ↗ ×13 |
| 2 | Morgan Stanley ✦ | 993.90K | -3.9% | $55.12M | 0.0% | ▼ Trim | 3 | SEC ↗ ×6 |
| 3 | State Street Global Advisors ✦ (passive) | 992.45K | -5.8% | $55.04M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 4 | Vanguard Capital Management Llc | 853.15K | n/a | $47.32M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | D. E. Shaw & Co. ✦ | 579.30K | -13.6% | $32.13M | 0.0% | ▼ Trim | 8 | SEC ↗ ×2 |
| 6 | Geode Capital Management ✦ (passive) | 520.24K | +10.8% | $28.86M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 7 | Bank Of America Corp /De/ | 501.09K | +283.2% | $27.79M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 8 | Arrowstreet Capital ✦ | 492.12K | -12.1% | $27.29M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 9 | Millennium Management ✦ | 475.57K | -41.5% | $26.38M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 10 | Fidelity (FMR) ✦ | 472.70K | +1643.8% | $26.22M | 0.0% | ▲ Add | 4 | SEC ↗ ×4 |
| 11 | Two Sigma Investments ✦ | 465.08K | +81.2% | $25.79M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 12 | Federated Hermes, Inc. | 364.12K | +21.6% | $20.19M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 13 | Goldman Sachs Group ✦ | 332.74K | -16.6% | $18.45M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 14 | Nuveen, LLC | 316.06K | -0.2% | $17.53M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 15 | Squarepoint Ops LLC | 267.70K | +66.5% | $14.85M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 16 | Qube Research & Technologies Ltd | 254.74K | +133.8% | $14.13M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 17 | Citadel Advisors ✦ | 233.45K | +113.2% | $12.95M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 18 | Charles Schwab Investment… | 192.69K | -3.0% | $10.69M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 19 | Northern Trust Corp | 183.52K | +0.9% | $10.18M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 20 | Connor, Clark & Lunn Investment… | 158.56K | +29.5% | $8.79M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 21 | Hsbc Holdings Plc | 125.72K | New | $7.14M | 0.0% | New | 1 | SEC ↗ |
| 22 | Ensign Peak Advisors, Inc | 125.63K | -41.7% | $6.97M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 23 | Invesco Ltd. | 121.10K | -2.3% | $6.72M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 24 | Victory Capital Management Inc | 108.20K | -2.1% | $6.00M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 25 | Bnp Paribas Financial Markets | 96.97K | -41.2% | $5.38M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 26 | Nomura Asset Management… | 93.73K | 0.0% | $5.20M | 0.0% | Held | 2 | SEC ↗ |
| 27 | Renaissance Technologies ✦ | 90.90K | +19.1% | $5.04M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 28 | Jane Street Group, Llc | 86.04K | +1.9% | $4.77M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 29 | UBS Group AG | 79.67K | +13.8% | $4.42M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 30 | Citigroup Inc | 73.41K | -0.1% | $4.07M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 31 | Marshall Wace ✦ | 68.05K | New | $3.77M | 0.0% | New | 1 | SEC ↗ ×2 |
| 32 | Franklin Resources Inc | 65.82K | New | $3.65M | 0.0% | New | 1 | SEC ↗ ×4 |
| 33 | Prudential Financial Inc | 64.05K | New | $3.55M | 0.0% | New | 1 | SEC ↗ ×2 |
| 34 | Fisher Asset Management ✦ | 56.60K | +0.1% | $3.14M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 35 | Point72 Asset Management ✦ | 55.30K | -97.1% | $3.07M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 36 | Deutsche Bank Ag\ | 52.04K | +261.9% | $2.89M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 37 | Bank of New York Mellon Corp | 51.12K | -7.6% | $2.83M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 38 | Wellington Management ✦ | 46.88K | -23.4% | $2.60M | 0.0% | ▼ Trim | 8 | SEC ↗ ×3 |
| 39 | Hrt Financial Lp | 40.50K | -67.0% | $2.25M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 40 | Tidal Investments LLC | 36.35K | New | $2.02M | 0.0% | New | 1 | SEC ↗ |
| 41 | Mackenzie Financial Corp | 33.72K | +39.2% | $1.87M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 42 | Wells Fargo & Company/Mn | 33.18K | +49.4% | $1.84M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 43 | AQR Capital Management ✦ | 32.47K | +23.4% | $1.80M | 0.0% | ▲ Add | 7 | SEC ↗ ×6 |
| 44 | UBS AM, a distinct business unit of… | 30.73K | +0.7% | $1.70M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 45 | T. Rowe Price ✦ | 29.69K | +14.2% | $1.65M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 46 | State Of Wisconsin Investment Board | 27.62K | +208.4% | $1.53M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 47 | Swiss National Bank | 27.60K | 0.0% | $1.53M | 0.0% | Held | 2 | SEC ↗ |
| 48 | Alliancebernstein L.P. | 31.32K | +2.6% | $1.52M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 49 | Susquehanna International Group, Llp | 26.58K | New | $1.47M | 0.0% | New | 1 | SEC ↗ |
| 50 | Rhumbline Advisers | 23.85K | -4.7% | $1.32M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 51 | Credit Agricole S A | 20.00K | -50.0% | $1.11M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 52 | Creative Planning | 16.84K | +10.4% | $933,725 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 53 | Canada Pension Plan Investment Board | 14.90K | New | $826,354 | 0.0% | New | 1 | SEC ↗ |
| 54 | Voya Investment Management Llc | 14.35K | +12.4% | $795,629 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 55 | California State Teachers… | 14.00K | -1.0% | $776,440 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 56 | Gotham Asset Management ✦ | 13.97K | New | $774,887 | 0.0% | New | 1 | SEC ↗ |
| 57 | Legal & General Group Plc | 13.83K | -23.9% | $767,066 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 58 | Russell Investments Group, Ltd. | 13.29K | -32.6% | $736,952 | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 59 | JPMorgan Chase ✦ | 11.64K | +6.7% | $645,018 | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 60 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 10.49K | -1.5% | $581,418 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 61 | Manufacturers Life Insurance… | 10.17K | +78.9% | $563,806 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 62 | Zurcher Kantonalbank (Zurich… | 9.60K | +3.4% | $532,361 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 63 | Sei Investments Co | 7.65K | +54.1% | $424,491 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 64 | Janus Henderson Group Plc | 7.46K | 0.0% | $413,879 | 0.0% | Held | 2 | SEC ↗ |
| 65 | Barclays Plc | 7.44K | -87.5% | $412,624 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 66 | New York State Common Retirement… | 6.99K | -23.1% | $387,554 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 67 | Quantinno Capital Management LP | 6.08K | -5.4% | $337,419 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 68 | Envestnet Asset Management Inc | 5.85K | -4.0% | $324,496 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 69 | State Board Of Administration Of… | 5.53K | 0.0% | $306,472 | 0.0% | Held | 2 | SEC ↗ |
| 70 | Tudor Investment Corp Et Al | 4.96K | -71.3% | $275,193 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 71 | Balyasny Asset Management L.P. | 4.91K | New | $272,031 | 0.0% | New | 1 | SEC ↗ |
| 72 | Royal Bank Of Canada | 4.22K | +145.6% | $234,000 | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 73 | ProShare Advisors LLC | 3.88K | -15.5% | $215,406 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 74 | Osaic Holdings, Inc. | 2.05K | -92.6% | $113,470 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 75 | Us Bancorp \De\ | 1.64K | -0.4% | $90,677 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 76 | Cwm, Llc | 1.01K | +0.4% | $56,292 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 77 | Mirae Asset Global Investments Co.… | 1.44K | +7.4% | $53,382 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 78 | Group One Trading Llc | 365 | New | $20,243 | 0.0% | New | 1 | SEC ↗ |
| 79 | Rockefeller Capital Management L.P. | 326 | +401.5% | $18,080 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 80 | BNP Paribas Asset Management… | 257 | +8.0% | $14,253 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 81 | Pnc Financial Services Group, Inc. | 109 | +4.8% | $6,045 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 82 | Assetmark, Inc | 36 | 0.0% | $1,997 | 0.0% | Held | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Hsbc Holdings Plc | $7.14M | 0.0% |
| Marshall Wace | $3.77M | 0.0% |
| Franklin Resources Inc | $3.65M | 0.0% |
| Prudential Financial Inc | $3.55M | 0.0% |
| Tidal Investments LLC | $2.02M | 0.0% |
| Susquehanna International… | $1.47M | 0.0% |
| Canada Pension Plan… | $826,354 | 0.0% |
| Gotham Asset Management | $774,887 | 0.0% |
| Balyasny Asset Management L.P. | $272,031 | 0.0% |
| Group One Trading Llc | $20,243 | 0.0% |
Exited
| Daiwa Securities Group Inc. | $4,000 | was 0.0% |
| Optiver Holding B.V. | $2,618 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 205 holders, 28.23M shares, $1.54B 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
RENTON HOLLINGS
Director · 5.00K sh · $249,372
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 14
SC 13G/A: Sirenia Capital Management LP
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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