Castle Biosciences Inc
CSTL- Exchange
- Nasdaq
- Industry
- Services-Medical Laboratories
- SEC CIK
- 0001447362
In the last 90 days, Castle Biosciences Inc insiders filed 0 open-market purchases and 20 sales; 176 institutions reported holding it in 13F filings for Q2 2026, worth $653.8M in total; no superinvestor holds it.
13F holders, Q3 2022
Institutional positions in Castle Biosciences Inc as of Sep 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 157
- +11 vs. Q2 2022
- Shares held
- 21.9M
- −701.8K (−3.1%) vs. Q2 2022
- Total value
- $569.8M
- +$74.8M (+15.1%) vs. Q2 2022
- New holders
- 24
- 58 more added
- Sold out
- 13
- 46 more reduced
Compare with Q2 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CSTL on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 176 | $653.8M |
| Q1 2026 | 186 | $677.8M |
| Q4 2025 | 195 | $1.06B |
| Q3 2025 | 173 | $608.3M |
| Q2 2025 | 152 | $541.8M |
| Q1 2025 | 180 | $516.3M |
| Q4 2024 | 197 | $706.4M |
| Q3 2024 | 185 | $736.9M |
| Q2 2024 | 159 | $549.4M |
| Q1 2024 | 151 | $553.2M |
| Q4 2023 | 153 | $515.4M |
| Q3 2023 | 135 | $391.0M |
| Q2 2023 | 130 | $316.6M |
| Q1 2023 | 148 | $501.9M |
| Q4 2022 | 153 | $522.0M |
| Q3 2022 | 157 | $569.8M |
| Q2 2022 | 146 | $495.0M |
| Q1 2022 | 160 | $1.02B |
| Q4 2021 | 159 | $918.6M |
| Q3 2021 | 188 | $1.42B |
| Q2 2021 | 182 | $1.52B |
| Q1 2021 | 175 | $1.46B |
Institutions, Q3 2022
Shares, value and share of portfolio for each institution holding Castle Biosciences Inc; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wasatch Advisors Inc | 3,344,747 | $87.2M | 0.61% | −360,771−9.7% | Reduced |
| BlackRock Inc. | 2,041,824 | $53.3M | 0.00% | +17,569+0.9% | Added |
| Vanguard Group Inc | 1,250,733 | $32.6M | 0.00% | +39,937+3.3% | Added |
| Millennium Management LLC | 962,341 | $25.1M | 0.03% | +60,252+6.7% | Added |
| Bellevue Group AG | 941,871 | $24.6M | 0.35% | +812+0.1% | Added |
| Granahan Investment Management Inc | 762,217 | $19.9M | 0.65% | −144,547−15.9% | Reduced |
| Citadel Advisors LLC | 732,655 | $19.1M | 0.02% | +102,059+16.2% | Added |
| Kornitzer Capital Management Inc | 624,196 | $16.3M | 0.35% | −17,316−2.7% | Reduced |
| Palisade Capital Management LLC | 579,944 | $15.1M | 0.43% | +1,011+0.2% | Added |
| RTW Investments, LP | 516,995 | $13.5M | 0.31% | −396,794−43.4% | Reduced |
| GW&K Investment Management, LLC | 504,063 | $13.1M | 0.15% | −12,234−2.4% | Reduced |
| State Street Corp | 497,925 | $13.0M | 0.00% | −6,599−1.3% | Reduced |
| Geode Capital Management, LLC | 445,663 | $11.6M | 0.00% | +15,107+3.5% | Added |
| Greenhouse Funds LLLP | 443,237 | $11.6M | 1.35% | +6,149+1.4% | Added |
| Essex Investment Management Co LLC | 436,635 | $11.4M | 1.82% | +18,840+4.5% | Added |
| Principal Financial Group Inc | 435,740 | $11.4M | 0.01% | +186,064+74.5% | Added |
| Allspring Global Investments Holdings, LLC | 352,242 | $9.19M | 0.02% | −116,600−24.9% | Reduced |
| Invesco Ltd. | 345,979 | $9.02M | 0.00% | −2,883−0.8% | Reduced |
| Intrinsic Edge Capital Management LLC | 312,400 | $8.15M | 0.91% | +30,000+10.6% | Added |
| Portolan Capital Management, LLC | 300,590 | $7.84M | 0.83% | +145,622+94.0% | Added |
| Soleus Capital Management, L.P. | 297,840 | $7.77M | 1.06% | +297,840 | New |
| Banque Pictet & Cie SA | 247,718 | $6.46M | 0.07% | +95,652+62.9% | Added |
| Dimensional Fund Advisors LP | 238,488 | $6.22M | 0.00% | +46,410+24.2% | Added |
| Northern Trust Corp | 227,468 | $5.93M | 0.00% | +5,337+2.4% | Added |
| New York State Common Retirement Fund | 205,234 | $5.35M | 0.01% | +9,435+4.8% | Added |
| Segall Bryant & Hamill, LLC | 202,344 | $5.28M | 0.06% | +4,030+2.0% | Added |
| Morgan Stanley | 195,802 | $5.11M | 0.00% | +86,863+79.7% | Added |
| Monarch Partners Asset Management LLC | 188,631 | $4.92M | 1.48% | +55,589+41.8% | Added |
| Goldman Sachs Group Inc | 182,672 | $4.76M | 0.00% | +62,987+52.6% | Added |
| Charles Schwab Investment Management Inc | 177,626 | $4.63M | 0.00% | +6,585+3.8% | Added |
| Schonfeld Strategic Advisors LLC | 166,394 | $4.34M | 0.04% | −1,369−0.8% | Reduced |
| Trustcore Financial Services, LLC | 164,751 | $4.30M | 0.41% | 00.0% | Unchanged |
| First Light Asset Management, LLC | 163,224 | $4.26M | 0.43% | +163,224 | New |
| Two Sigma Advisers, LP | 153,400 | $4.00M | 0.01% | −1,900−1.2% | Reduced |
| UBS Asset Management Americas Inc | 146,346 | $3.82M | 0.00% | −10,806−6.9% | Reduced |
| Norges Bank | 136,600 | $3.56M | 0.00% | +136,600 | New |
| Ameriprise Financial Inc | 132,520 | $3.46M | 0.00% | −27,634−17.3% | Reduced |
| Bank of America Corp | 125,074 | $3.26M | 0.00% | +79,149+172.3% | Added |
| Two Sigma Investments, LP | 121,548 | $3.17M | 0.01% | −27,881−18.7% | Reduced |
| Nuveen Asset Management, LLC | 110,675 | $2.89M | 0.00% | −1,980−1.8% | Reduced |
| SEI Investments Co | 88,625 | $2.31M | 0.01% | −17,759−16.7% | Reduced |
| Citigroup Inc | 86,973 | $2.27M | 0.00% | −45,964−34.6% | Reduced |
| Russell Investments Group, Ltd. | 86,551 | $2.25M | 0.00% | +86,551 | New |
| Bank of New York Mellon Corp | 81,018 | $2.11M | 0.00% | +9,780+13.7% | Added |
| Public Employees Retirement System of Ohio | 78,775 | $2.05M | 0.01% | −9,401−10.7% | Reduced |
| Voloridge Investment Management, LLC | 67,432 | $1.76M | 0.01% | −49,185−42.2% | Reduced |
| Gsa Capital Partners LLP | 65,249 | $1.70M | 0.23% | +65,249 | New |
| Voya Investment Management LLC | 65,035 | $1.70M | 0.00% | −69,850−51.8% | Reduced |
| Millrace Asset Group, Inc. | 63,345 | $1.65M | 2.09% | +63,345 | New |
| Altium Capital Management LP | 60,000 | $1.56M | 0.59% | +60,000 | New |
| Isthmus Partners, LLC | 56,639 | $1.48M | 0.25% | +3,925+7.4% | Added |
| Squarepoint Ops LLC | 54,927 | $1.43M | 0.01% | −26,487−32.5% | Reduced |
| Cubist Systematic Strategies, LLC | 53,593 | $1.40M | 0.01% | −83,637−60.9% | Reduced |
| Swiss National Bank | 52,900 | $1.38M | 0.00% | +2,100+4.1% | Added |
| Premier Fund Managers Ltd | 52,282 | $1.33M | 0.10% | 00.0% | Unchanged |
| Algert Global LLC | 49,932 | $1.30M | 0.08% | +49,932 | New |
| Polar Capital Holdings Plc | 48,985 | $1.28M | 0.01% | 00.0% | Unchanged |
| King Luther Capital Management Corp | 45,846 | $1.20M | 0.01% | 00.0% | Unchanged |
| Graham Capital Management, L.P. | 44,797 | $1.17M | 0.05% | −28,875−39.2% | Reduced |
| Stephens Inc | 44,775 | $1.17M | 0.02% | −725−1.6% | Reduced |
| Calamos Advisors LLC | 38,876 | $1.01M | 0.00% | +38,876 | New |
| Bridgewater Associates, LP | 37,721 | $984.0K | 0.00% | +1,245+3.4% | Added |
| Rhumbline Advisers | 37,519 | $978.0K | 0.00% | +3,239+9.4% | Added |
| Brinker Capital Investments, LLC | 36,460 | $951.0K | 0.02% | +7,882+27.6% | Added |
| Candriam Luxembourg S.C.A. | 34,423 | $898.0K | 0.01% | +34,423 | New |
| ABG Innovation Capital Partners III GP Ltd | 33,626 | $877.0K | 59.46% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 32,949 | $860.0K | 0.00% | +2,826+9.4% | Added |
| Trexquant Investment LP | 31,616 | $825.0K | 0.03% | +31,616 | New |
| Perkins Capital Management Inc | 31,110 | $811.0K | 0.91% | −2,060−6.2% | Reduced |
| California State Teachers Retirement System | 28,898 | $754.0K | 0.00% | −160−0.6% | Reduced |
| D. E. Shaw & Co., Inc. | 27,532 | $718.0K | 0.00% | +27,532 | New |
| Knights of Columbus Asset Advisors LLC | 26,064 | $680.0K | 0.07% | +3,201+14.0% | Added |
| Simon Quick Advisors, LLC | 26,000 | $678.0K | 0.10% | +26,000 | New |
| Victory Capital Management Inc | 25,637 | $669.0K | 0.00% | −782−3.0% | Reduced |
| Barclays PLC | 25,234 | $658.0K | 0.00% | +24,040+2,013.4% | Added |
| HRT Financial LP | 23,949 | $624.0K | 0.01% | +23,949 | New |
| Advisors Capital Management, LLC | 26,895 | $607.0K | 0.02% | +1,678+6.7% | Added |
| Prelude Capital Management, LLC | 23,144 | $604.0K | 0.03% | +86+0.4% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 23,091 | $602.0K | 0.00% | +3,628+18.6% | Added |
| Envestnet Asset Management Inc | 22,646 | $591.0K | 0.00% | +48+0.2% | Added |
| Alliancebernstein L.P. | 22,500 | $587.0K | 0.00% | −21,186−48.5% | Reduced |
| Occudo Quantitative Strategies LP | 22,386 | $584.0K | 0.05% | −20,997−48.4% | Reduced |
| Parallel Advisors, LLC | 22,091 | $576.0K | 0.03% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 21,865 | $570.0K | 0.00% | 00.0% | Unchanged |
| Covenant Partners, LLC | 21,279 | $555.0K | 0.27% | 00.0% | Unchanged |
| Fan Yu | 20,592 | $537.0K | 7.32% | 00.0% | Unchanged |
| STRS Ohio | 20,400 | $532.0K | 0.00% | 00.0% | Unchanged |
| Jump Financial, LLC | 20,306 | $530.0K | 0.02% | +2,706+15.4% | Added |
| Signaturefd, LLC | 19,397 | $506.0K | 0.02% | 00.0% | Unchanged |
| United Capital Financial Advisers, LLC | 18,054 | $471.0K | 0.00% | +332+1.9% | Added |
| Renaissance Technologies LLC | 17,000 | $443.0K | 0.00% | −400−2.3% | Reduced |
| Price T Rowe Associates Inc | 16,596 | $433.0K | 0.00% | +2,957+21.7% | Added |
| State Board of Administration of Florida Retirement System | 16,464 | $429.0K | 0.00% | −4,600−21.8% | Reduced |
| Pictet & Cie (Europe) SA | 15,957 | $416.2K | 0.02% | +15,957 | New |
| Credit Suisse AG | 15,939 | $416.0K | 0.00% | +276+1.8% | Added |
| Tudor Investment Corp Et Al | 14,238 | $371.0K | 0.01% | +14,238 | New |
| Cambridge Investment Research Advisors, Inc. | 13,002 | $339.0K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 12,743 | $332.0K | 0.03% | −2,818−18.1% | Reduced |
| MetLife Investment Management | 12,369 | $322.6K | 0.00% | 00.0% | Unchanged |
| Baird Financial Group, Inc. | 12,349 | $322.0K | 0.00% | −1,397−10.2% | Reduced |