Who Holds Castle Biosciences Inc (CSTL)? 176 Institutional Holders, Q2 2026
Managers with more than $100 million in US equities report their holdings on Form 13F within 45 days of each quarter end. Quarter ended 30 Jun 2026: 176 holders, $625 million in total.
Largest holders
The 100 largest by value. Change in shares against Q1 2026.
| Manager | Shares | Value | Change | |
|---|---|---|---|---|
| BlackRock, Inc. | 3,291,963 | $79 million | +10% | 13F |
| RTW INVESTMENTS, LP | 2,778,335 | $66 million | +1% | 13F |
| PRINCIPAL FINANCIAL GROUP INC | 1,726,648 | $41 million | -2% | 13F |
| VANGUARD CAPITAL MANAGEMENT LLC | 1,226,497 | $29 million | +4% | 13F |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 840,785 | $20 million | -2% | 13F |
| Allianz Asset Management GmbH | 811,324 | $20 million | +0% | 13F |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | 824,872 | $20 million | -12% | 13F |
| STATE STREET CORP | 822,079 | $20 million | +7% | 13F |
| GEODE CAPITAL MANAGEMENT, LLC | 795,912 | $19 million | +9% | 13F |
| MACKENZIE FINANCIAL CORP | 793,507 | $19 million | +971% | 13F |
| DIMENSIONAL FUND ADVISORS LP | 791,085 | $19 million | -24% | 13F |
| Jefferies Financial Group Inc. | 647,391 | $15 million | New | 13F |
| Qube Research & Technologies Ltd | 589,300 | $14 million | +5% | 13F |
| AIGH Capital Management LLC | 545,101 | $13 million | -8% | 13F |
| RENAISSANCE TECHNOLOGIES LLC | 371,200 | $9 million | -30% | 13F |
| GOLDMAN SACHS GROUP INC | 358,397 | $9 million | +5% | 13F |
| Point72 Asset Management, L.P. | 357,317 | $9 million | New | 13F |
| KENNEDY CAPITAL MANAGEMENT LLC | 348,371 | $8 million | New | 13F |
| Connor, Clark & Lunn Investment Management Ltd. | 331,727 | $8 million | -12% | 13F |
| MORGAN STANLEY | 329,684 | $8 million | -23% | 13F |
| Portolan Capital Management, LLC | 328,818 | $8 million | -76% | 13F |
| PANAGORA ASSET MANAGEMENT INC | 301,040 | $7 million | +35% | 13F |
| Allspring Global Investments Holdings, LLC | 292,470 | $7 million | +82% | 13F |
| NORTHERN TRUST CORP | 285,158 | $7 million | +4% | 13F |
| WASATCH ADVISORS LP | 279,349 | $7 million | -39% | 13F |
| CITADEL ADVISORS LLC | 265,353 | $6 million | +119% | 13F |
| KORNITZER CAPITAL MANAGEMENT INC /KS | 264,235 | $6 million | 0% | 13F |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | 256,095 | $6 million | -5% | 13F |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 254,535 | $6 million | +5% | 13F |
| Advisors Capital Management, LLC | 238,204 | $6 million | -4% | 13F |
| NEW YORK STATE COMMON RETIREMENT FUND | 234,746 | $6 million | +1% | 13F |
| PALISADE CAPITAL MANAGEMENT, LP | 231,931 | $6 million | -57% | 13F |
| Nuveen, LLC | 231,726 | $6 million | -56% | 13F |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 221,338 | $5 million | -13% | 13F |
| Trexquant Investment LP | 206,111 | $5 million | +58% | 13F |
| MILLENNIUM MANAGEMENT LLC | 205,369 | $5 million | -42% | 13F |
| VANGUARD FIDUCIARY TRUST CO | 197,494 | $5 million | +5% | 13F |
| AQR CAPITAL MANAGEMENT LLC | 166,567 | $4 million | +157% | 13F |
| FIRST TRUST ADVISORS LP | 145,064 | $3 million | New | 13F |
| Parkman Healthcare Partners LLC | 144,791 | $3 million | +15% | 13F |
| Empowered Funds, LLC | 142,338 | $3 million | +8% | 13F |
| D. E. Shaw & Co., Inc. | 112,789 | $3 million | -47% | 13F |
| Man Group plc | 108,761 | $3 million | +131% | 13F |
| TWO SIGMA INVESTMENTS, LP | 100,374 | $2 million | -60% | 13F |
| BANK OF AMERICA CORP /DE/ | 98,745 | $2 million | +46% | 13F |
| Bank of New York Mellon Corp | 98,018 | $2 million | +11% | 13F |
| FRANKLIN RESOURCES INC | 97,733 | $2 million | +8% | 13F |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 92,736 | $2 million | +242% | 13F |
| UBS Group AG | 89,368 | $2 million | +82% | 13F |
| JPMORGAN CHASE & CO | 84,804 | $2 million | -4% | 13F |
| SummitTX Capital, L.P. | 79,018 | $2 million | +18% | 13F |
| SEI INVESTMENTS CO | 74,433 | $2 million | +112% | 13F |
| ALGERT GLOBAL LLC | 70,478 | $2 million | +103% | 13F |
| Orion Porfolio Solutions, LLC | 69,654 | $2 million | -7% | 13F |
| BNP PARIBAS FINANCIAL MARKETS | 69,571 | $2 million | -43% | 13F |
| AMERICAN CENTURY COMPANIES INC | 65,413 | $2 million | -17% | 13F |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 64,346 | $2 million | -1% | 13F |
| NORGES BANK | 60,100 | $1 million | New | 13F |
| FMR LLC | 55,871 | $1 million | +11% | 13F |
| ENVESTNET ASSET MANAGEMENT INC | 55,157 | $1 million | -11% | 13F |
| Invesco Ltd. | 54,888 | $1 million | -10% | 13F |
| Swiss National Bank | 53,700 | $1 million | -6% | 13F |
| JANE STREET GROUP, LLC | 44,793 | $1 million | +5% | 13F |
| XTX Topco Ltd | 39,923 | $952,164 | +97% | 13F |
| RHUMBLINE ADVISERS | 39,010 | $930,379 | +2% | 13F |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 37,802 | $901,578 | +37% | 13F |
| Russell Investments Group, Ltd. | 31,679 | $761,446 | +240% | 13F |
| Y-Intercept (Hong Kong) Ltd | 31,916 | $761,197 | +36% | 13F |
| STRS OHIO | 30,500 | $727,425 | +22% | 13F |
| BARCLAYS PLC | 30,330 | $723,371 | +13% | 13F |
| DEUTSCHE BANK AG\ | 30,139 | $718,815 | +25% | 13F |
| WELLS FARGO & COMPANY/MN | 29,543 | $704,602 | +129% | 13F |
| Engineers Gate Manager LP | 29,480 | $703,098 | +61% | 13F |
| Inspire Investing, LLC | 29,047 | $692,771 | +38% | 13F |
| ALLIANCEBERNSTEIN L.P. | 27,100 | $665,305 | +7% | 13F |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 25,221 | $601,521 | -27% | 13F |
| TRUIST FINANCIAL CORP | 23,786 | $567,296 | +0% | 13F |
| Tidal Investments LLC | 22,186 | $529,136 | New | 13F |
| Legal & General Group Plc | 20,548 | $490,071 | -11% | 13F |
| Schonfeld Strategic Advisors LLC | 19,930 | $475,330 | -53% | 13F |
| First Bank & Trust | 18,591 | $443,395 | +13% | 13F |
| VANGUARD ASSET MANAGEMENT, Ltd | 17,653 | $421,024 | +0% | 13F |
| MetLife Investment Management, LLC | 17,008 | $405,641 | +2% | 13F |
| Counterpoint Mutual Funds LLC | 16,510 | $393,764 | New | 13F |
| Campbell & CO Investment Adviser LLC | 16,476 | $392,953 | -89% | 13F |
| Quantinno Capital Management LP | 16,428 | $391,808 | -64% | 13F |
| DIVERSIFY WEALTH MANAGEMENT, LLC | 15,932 | $389,378 | +1% | 13F |
| Diversify Advisory Services, LLC | 15,932 | $389,378 | New | 13F |
| CITIGROUP INC | 16,144 | $385,035 | +301% | 13F |
| PERKINS CAPITAL MANAGEMENT INC | 16,140 | $384,939 | +5% | 13F |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 15,579 | $371,559 | +4% | 13F |
| Jupiter Topco LLC | 15,037 | $358,181 | New | 13F |
| TUDOR INVESTMENT CORP ET AL | 14,462 | $344,919 | -94% | 13F |
| LPL Financial LLC | 14,220 | $339,147 | +47% | 13F |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 13,785 | $328,772 | +1% | 13F |
| Creative Planning | 13,681 | $326,292 | +10% | 13F |
| Oak Harvest Investment Services | 13,485 | $321,617 | +0% | 13F |
| Birchview Capital, LP | 12,984 | $309,668 | +1% | 13F |
| Parallel Advisors, LLC | 12,931 | $308,404 | -3% | 13F |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 12,543 | $299,151 | +1% | 13F |
Questions and answers
- How many institutions hold Castle Biosciences Inc?
- 176 managers reported Castle Biosciences Inc on Form 13F for the quarter ended 30 June 2026, against 186 the quarter before.
- Who is the largest institutional holder of Castle Biosciences Inc?
- BlackRock, Inc., with 3,291,963 shares worth $79 million on its 13F for Q2 2026.
- How many institutions bought or sold out of Castle Biosciences Inc in Q2 2026?
- 24 managers reported a new position and 34 reported none after holding it the quarter before.
Source: SEC EDGAR, Form 13F (public domain). Counts and values as filed. Cite this page: Tamarly Intelligence, "Who holds Castle Biosciences Inc, Q2 2026", https://app.tamarly.ai/holders/castle-biosciences, built from SEC EDGAR.
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