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, Q2 2022
Institutional positions in Castle Biosciences Inc as of Jun 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
- 146
- −11 vs. Q1 2022
- Shares held
- 22.6M
- −177.1K (−0.8%) vs. Q1 2022
- Total value
- $495.0M
- −$521.6M (−51.3%) vs. Q1 2022
- New holders
- 25
- 72 more added
- Sold out
- 36
- 29 more reduced
3 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2022
Shares, value and share of portfolio for each institution holding Castle Biosciences Inc; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| American International Group, Inc. | 11,130 | $244.0K | 0.00% | +552+5.2% | Added |
| Marshall Wace, LLP | 10,400 | $228.0K | 0.00% | +10,400 | New |
| Claybrook Capital, LLC | 10,026 | $220.0K | 0.13% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 9,739 | $213.8K | 0.00% | +1,069+12.3% | Added |
| Legal & General Group Plc | 9,113 | $200.0K | 0.00% | −94−1.0% | Reduced |
| New York Life Investments Alternatives | 9,130 | $200.0K | 0.18% | +9,130 | New |
| DekaBank Deutsche Girozentrale | 7,900 | $182.0K | 0.00% | 00.0% | Unchanged |
| First Bank & Trust | 7,818 | $172.0K | 0.06% | +3,708+90.2% | Added |
| Royal Bank of Canada | 5,192 | $114.0K | 0.00% | +3,530+212.4% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 3,981 | $87.0K | 0.00% | −194−4.6% | Reduced |
| The PNC Financial Services Group, Inc. | 3,694 | $81.0K | 0.00% | −51−1.4% | Reduced |
| Wells Fargo & Company | 3,264 | $71.0K | 0.00% | −101,099−96.9% | Reduced |
| Lazard Asset Management LLC | 3,272 | $71.0K | 0.00% | +1,995+156.2% | Added |
| Amalgamated Bank | 3,022 | $66.0K | 0.00% | −375−11.0% | Reduced |
| Cullen/Frost Bankers, Inc. | 2,755 | $60.0K | 0.00% | −2,465−47.2% | Reduced |
| Advisor Group Holdings, Inc. | 2,368 | $52.0K | 0.00% | −3,879−62.1% | Reduced |
| Ameritas Investment Partners, Inc. | 1,671 | $36.0K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 1,410 | $30.9K | 0.00% | 00.0% | Unchanged |
| Macquarie Group Ltd | 1,326 | $29.0K | 0.00% | −657,400−99.8% | Reduced |
| Barclays PLC | 1,194 | $26.0K | 0.00% | −2,359−66.4% | Reduced |
| Tower Research Capital LLC (TRC) | 1,130 | $25.0K | 0.00% | −1,713−60.3% | Reduced |
| Great West Life Assurance Co | 971 | $21.0K | 0.00% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 890 | $20.0K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 946 | $20.0K | 0.00% | +946 | New |
| Creative Financial Designs Inc | 600 | $13.0K | 0.00% | +100+20.0% | Added |
| FMR LLC | 557 | $12.0K | 0.00% | +106+23.5% | Added |
| First Horizon Advisors, Inc. | 546 | $11.0K | 0.00% | −52−8.7% | Reduced |
| Captrust Financial Advisors | 497 | $11.0K | 0.00% | +31+6.7% | Added |
| Assetmark, Inc | 475 | $10.0K | 0.00% | +375+375.0% | Added |
| State of Wyoming | 403 | $9.00K | 0.01% | −369−47.8% | Reduced |
| Huntington National Bank | 293 | $6.00K | 0.00% | +251+597.6% | Added |
| Baillie Gifford & Co | 225 | $5.00K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 200 | $4.00K | 0.00% | −22−9.9% | Reduced |
| Nisa Investment Advisors, LLC | 140 | $3.00K | 0.00% | 00.0% | Unchanged |
| Prospera Financial Services Inc | 125 | $3.00K | 0.00% | 00.0% | Unchanged |
| Point72 Hong Kong Ltd | 126 | $3.00K | 0.00% | +126 | New |
| Daiwa Securities Group Inc. | 86 | $2.00K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 77 | $2.00K | 0.00% | 00.0% | Unchanged |
| Howe & Rusling Inc | 85 | $2.00K | 0.00% | +60+240.0% | Added |
| Lindbrook Capital, LLC | 80 | $2.00K | 0.00% | +64+400.0% | Added |
| FourThought Financial, LLC | 86 | $2.00K | 0.00% | +58+207.1% | Added |
| Missouri Trust & Investment Co | 19 | $1.00K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 60 | $1.00K | 0.00% | +60 | New |
| Capital Advisors, Ltd. LLC | 7 | $0 | 0.00% | −1−12.5% | Reduced |
| Tradewinds Capital Management, LLC | 5 | $0 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 8 | $0 | 0.00% | +8 | New |
| ARK Investment Management LLCSuperinvestorARK Invest | 0 | $0 | 0.00% | −1,170,111−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −623,291−100.0% | Sold out |
| Grandeur Peak Global Advisors, LLC | 0 | $0 | 0.00% | −544,723−100.0% | Sold out |
| Next Century Growth Investors LLC | 0 | $0 | 0.00% | −538,673−100.0% | Sold out |
| Pembroke Management, LTD | 0 | $0 | 0.00% | −463,909−100.0% | Sold out |
| Redwood Investments, LLC | 0 | $0 | 0.00% | −375,892−100.0% | Sold out |
| Zevenbergen Capital Investments LLC | 0 | $0 | 0.00% | −336,055−100.0% | Sold out |
| Lord, Abbett & Co. LLC | 0 | $0 | 0.00% | −205,036−100.0% | Sold out |
| ArrowMark Colorado Holdings LLC | 0 | $0 | 0.00% | −203,300−100.0% | Sold out |
| DF Dent & Co Inc | 0 | $0 | 0.00% | −103,810−100.0% | Sold out |
| Madison Asset Management, LLC | 0 | $0 | 0.00% | −60,783−100.0% | Sold out |
| Fred Alger Management, LLC | 0 | $0 | 0.00% | −51,883−100.0% | Sold out |
| Swedbank AB | 0 | $0 | 0.00% | −35,000−100.0% | Sold out |
| Alberta Investment Management Corp | 0 | $0 | 0.00% | −29,230−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −16,400−100.0% | Sold out |
| Chartwell Investment Partners, LLC | 0 | $0 | 0.00% | −14,508−100.0% | Sold out |
| Pictet & Cie (Europe) SA | 0 | $0 | 0.00% | −10,724−100.0% | Sold out |
| M&T Bank Corp | 0 | $0 | 0.00% | −9,704−100.0% | Sold out |
| Mesirow Financial Investment Management, Inc. | 0 | $0 | 0.00% | −7,985−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −7,660−100.0% | Sold out |
| Spearhead Capital Advisors, LLC | 0 | $0 | 0.00% | −7,437−100.0% | Sold out |
| NinePointTwo Capital | 0 | $0 | 0.00% | −6,965−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −6,625−100.0% | Sold out |
| Truist Financial Corp | 0 | $0 | 0.00% | −6,510−100.0% | Sold out |
| Park Avenue Securities LLC | 0 | $0 | 0.00% | −6,478−100.0% | Sold out |
| Arizona State Retirement System | 0 | $0 | 0.00% | −5,471−100.0% | Sold out |
| Commerce Bank | 0 | $0 | 0.00% | −5,260−100.0% | Sold out |
| Oppenheimer Asset Management Inc. | 0 | $0 | 0.00% | −4,989−100.0% | Sold out |
| Commonwealth Equity Services, LLC | 0 | $0 | 0.00% | −4,603−100.0% | Sold out |
| Harbor Investment Advisory, LLC | 0 | $0 | 0.00% | −542−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −171−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −66−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −22−100.0% | Sold out |
| CWM, LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Glassman Wealth Services | 0 | $0 | 0.00% | −23−100.0% | Sold out |
| Parametric Portfolio Associates LLC | – | – | – | – | Not filed |
| Susquehanna Fundamental Investments, LLC | – | – | – | – | Not filed |
| Amalgamated Financial Corp. | – | – | – | – | Not filed |