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, Q1 2022
Institutional positions in Castle Biosciences Inc as of Mar 31, 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
- 160
- +3 vs. Q4 2021
- Shares held
- 22.8M
- +1.36M (+6.4%) vs. Q4 2021
- Total value
- $1.02B
- +$101.7M (+11.1%) vs. Q4 2021
- New holders
- 23
- 72 more added
- Sold out
- 20
- 42 more reduced
2 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2021: 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, Q1 2022
Shares, value and share of portfolio for each institution holding Castle Biosciences Inc; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Capital Advisors, Ltd. LLC | 8 | $0 | 0.00% | +8 | New |
| Tradewinds Capital Management, LLC | 5 | $0 | 0.00% | +5 | New |
| Howe & Rusling Inc | 25 | $1.00K | 0.00% | −8−24.2% | Reduced |
| SRS Capital Advisors, Inc. | 12 | $1.00K | 0.00% | 00.0% | Unchanged |
| FourThought Financial, LLC | 28 | $1.00K | 0.00% | 00.0% | Unchanged |
| Missouri Trust & Investment Co | 19 | $1.00K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 20 | $1.00K | 0.00% | +18+900.0% | Added |
| Clearstead Advisors, LLC | 22 | $1.00K | 0.00% | +22 | New |
| Glassman Wealth Services | 23 | $1.00K | 0.00% | +23 | New |
| Lindbrook Capital, LLC | 16 | $1.00K | 0.00% | +16 | New |
| Huntington National Bank | 42 | $2.00K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 77 | $2.00K | 0.00% | +27+54.0% | Added |
| Quadrant Capital Group LLC | 66 | $3.00K | 0.00% | +66 | New |
| Assetmark, Inc | 100 | $4.00K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 86 | $4.00K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 140 | $6.00K | 0.00% | −60−30.0% | Reduced |
| Prospera Financial Services Inc | 125 | $6.00K | 0.00% | +125 | New |
| TCI Wealth Advisors, Inc. | 171 | $8.00K | 0.00% | +26+17.9% | Added |
| Rockefeller Capital Management L.P. | 222 | $9.00K | 0.00% | +22+11.0% | Added |
| Baillie Gifford & Co | 225 | $10.0K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 451 | $20.0K | 0.00% | +451 | New |
| Captrust Financial Advisors | 466 | $21.0K | 0.00% | +34+7.9% | Added |
| Creative Financial Designs Inc | 500 | $22.0K | 0.00% | 00.0% | Unchanged |
| Harbor Investment Advisory, LLC | 542 | $24.0K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 598 | $27.0K | 0.00% | +138+30.0% | Added |
| State of Wyoming | 772 | $35.0K | 0.02% | +206+36.4% | Added |
| Ensign Peak Advisors, Inc | 890 | $40.0K | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 971 | $46.0K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 1,277 | $57.0K | 0.00% | +1,277 | New |
| Metropolitan Life Insurance Co | 1,410 | $63.3K | 0.00% | −4,565−76.4% | Reduced |
| Royal Bank of Canada | 1,662 | $75.0K | 0.00% | −3,342−66.8% | Reduced |
| Ameritas Investment Partners, Inc. | 1,671 | $75.0K | 0.00% | 00.0% | Unchanged |
| STRS Ohio | 2,800 | $125.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 2,843 | $128.0K | 0.00% | +2,400+541.8% | Added |
| Amalgamated Bank | 3,397 | $152.0K | 0.00% | +3,397 | New |
| Amalgamated Financial Corp. | 3,397 | $152.0K | 0.00% | +3,397 | New |
| Barclays PLC | 3,553 | $159.0K | 0.00% | +3,553 | New |
| The PNC Financial Services Group, Inc. | 3,745 | $168.0K | 0.00% | +1,290+52.5% | Added |
| UBS Group AG | 3,849 | $173.0K | 0.00% | −6,549−63.0% | Reduced |
| First Bank & Trust | 4,110 | $184.0K | 0.06% | +733+21.7% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 4,175 | $187.0K | 0.00% | −901−17.8% | Reduced |
| Commonwealth Equity Services, LLC | 4,603 | $206.0K | 0.00% | +4,603 | New |
| State Board of Administration of Florida Retirement System | 4,654 | $209.0K | 0.00% | +4,654 | New |
| SG Americas Securities, LLC | 4,673 | $210.0K | 0.00% | −3,554−43.2% | Reduced |
| Oppenheimer Asset Management Inc. | 4,989 | $223.0K | 0.00% | +4,989 | New |
| Cullen/Frost Bankers, Inc. | 5,220 | $234.0K | 0.00% | −210−3.9% | Reduced |
| Commerce Bank | 5,260 | $236.0K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 5,471 | $245.0K | 0.00% | +52+1.0% | Added |
| Advisor Group Holdings, Inc. | 6,247 | $279.0K | 0.00% | −998−13.8% | Reduced |
| Park Avenue Securities LLC | 6,478 | $291.0K | 0.01% | +6,478 | New |
| Truist Financial Corp | 6,510 | $292.0K | 0.00% | +379+6.2% | Added |
| ProShare Advisors LLC | 6,625 | $298.0K | 0.00% | −1,593−19.4% | Reduced |
| NinePointTwo Capital | 6,965 | $312.0K | 0.08% | 00.0% | Unchanged |
| Spearhead Capital Advisors, LLC | 7,437 | $334.0K | 0.04% | +7,437 | New |
| Prelude Capital Management, LLC | 7,467 | $335.0K | 0.02% | +1,612+27.5% | Added |
| Jane Street Group, LLC | 7,660 | $344.0K | 0.00% | +7,660 | New |
| DekaBank Deutsche Girozentrale | 7,900 | $348.0K | 0.00% | +700+9.7% | Added |
| Mesirow Financial Investment Management, Inc. | 7,985 | $358.0K | 1.21% | +25+0.3% | Added |
| Citigroup Inc | 8,643 | $388.0K | 0.00% | −5,924−40.7% | Reduced |
| Manufacturers Life Insurance Company, The | 8,670 | $388.9K | 0.00% | −2,263−20.7% | Reduced |
| Legal & General Group Plc | 9,207 | $413.0K | 0.00% | +223+2.5% | Added |
| Valmark Advisers, Inc. | 9,432 | $423.0K | 0.01% | +148+1.6% | Added |
| First Republic Investment Management, Inc. | 9,548 | $428.0K | 0.00% | +1,919+25.2% | Added |
| M&T Bank Corp | 9,704 | $436.0K | 0.00% | +9,704 | New |
| Claybrook Capital, LLC | 10,026 | $450.0K | 0.22% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 10,340 | $464.0K | 0.00% | −24,353−70.2% | Reduced |
| American International Group, Inc. | 10,578 | $475.0K | 0.00% | −745−6.6% | Reduced |
| Susquehanna Fundamental Investments, LLC | 10,625 | $477.0K | 0.01% | −2,100−16.5% | Reduced |
| Pictet & Cie (Europe) SA | 10,724 | $481.0K | 0.02% | +1,035+10.7% | Added |
| Signaturefd, LLC | 11,805 | $530.0K | 0.02% | −7,610−39.2% | Reduced |
| Deutsche Bank AG | 12,252 | $549.0K | 0.00% | −1,558−11.3% | Reduced |
| MetLife Investment Management | 12,369 | $554.9K | 0.00% | +4,565+58.5% | Added |
| Cambridge Investment Research Advisors, Inc. | 12,966 | $582.0K | 0.00% | +1,801+16.1% | Added |
| Victory Capital Management Inc | 26,326 | $588.0K | 0.00% | −4,188−13.7% | Reduced |
| Price T Rowe Associates Inc | 13,667 | $613.0K | 0.00% | +3,723+37.4% | Added |
| Voya Investment Management LLC | 13,785 | $618.0K | 0.00% | +283+2.1% | Added |
| Baird Financial Group, Inc. | 14,349 | $644.0K | 0.00% | +674+4.9% | Added |
| Chartwell Investment Partners, LLC | 14,508 | $651.0K | 0.02% | +607+4.4% | Added |
| Credit Suisse AG | 14,864 | $667.0K | 0.00% | +1,706+13.0% | Added |
| Jump Financial, LLC | 16,202 | $727.0K | 0.03% | −14,042−46.4% | Reduced |
| State of Wisconsin Investment Board | 16,400 | $736.0K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 16,468 | $739.0K | 0.00% | +3,694+28.9% | Added |
| Capital Impact Advisors, LLC | 17,531 | $786.0K | 0.57% | −6,898−28.2% | Reduced |
| Advisors Capital Management, LLC | 17,630 | $791.0K | 0.02% | +617+3.6% | Added |
| United Capital Financial Advisers, LLC | 17,666 | $792.0K | 0.00% | +29+0.2% | Added |
| Covenant Partners, LLC | 21,279 | $955.0K | 0.38% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 21,909 | $964.0K | 0.04% | +140+0.6% | Added |
| Rhumbline Advisers | 21,936 | $984.0K | 0.00% | +1,038+5.0% | Added |
| Knights of Columbus Asset Advisors LLC | 22,863 | $1.03M | 0.09% | +261+1.2% | Added |
| Two Sigma Advisers, LP | 23,800 | $1.07M | 0.00% | −87,700−78.7% | Reduced |
| JPMorgan Chase & Co | 24,324 | $1.09M | 0.00% | +754+3.2% | Added |
| Alliancebernstein L.P. | 24,800 | $1.11M | 0.00% | +100+0.4% | Added |
| Renaissance Technologies LLC | 25,000 | $1.12M | 0.00% | −109,281−81.4% | Reduced |
| Rice Hall James & Associates, LLC | 26,151 | $1.17M | 0.05% | +938+3.7% | Added |
| California State Teachers Retirement System | 26,217 | $1.18M | 0.00% | −2,377−8.3% | Reduced |
| Morgan Stanley | 27,142 | $1.22M | 0.00% | −15,757−36.7% | Reduced |
| Alberta Investment Management Corp | 29,230 | $1.31M | 0.01% | +29,230 | New |
| Bridgewater Associates, LP | 32,103 | $1.44M | 0.01% | +7,679+31.4% | Added |
| Perkins Capital Management Inc | 33,170 | $1.49M | 1.22% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 34,833 | $1.56M | 0.01% | −4,708−11.9% | Reduced |