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 2024
Institutional positions in Castle Biosciences Inc as of Sep 30, 2024. 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
- 185
- +27 vs. Q2 2024
- Shares held
- 25.8M
- +3.63M (+16.4%) vs. Q2 2024
- Total value
- $736.9M
- +$253.8M (+52.5%) vs. Q2 2024
- New holders
- 43
- 75 more added
- Sold out
- 16
- 47 more reduced
1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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 2024
Shares, value and share of portfolio for each institution holding Castle Biosciences Inc; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Winton Group Ltd | 16,526 | $471.3K | 0.03% | +16,526 | New |
| Graham Capital Management, L.P. | 15,676 | $447.1K | 0.01% | +824+5.5% | Added |
| Stephens Inc | 15,095 | $430.5K | 0.01% | −8,678−36.5% | Reduced |
| Diversify Wealth Management, LLC | 13,398 | $427.7K | 0.04% | −1,358−9.2% | Reduced |
| Cresset Asset Management, LLC | 14,730 | $420.1K | 0.00% | −3,980−21.3% | Reduced |
| MetLife Investment Management | 14,372 | $409.9K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 14,178 | $404.4K | 0.00% | +1,162+8.9% | Added |
| Sherbrooke Park Advisers LLC | 14,161 | $403.9K | 0.09% | +14,161 | New |
| Corebridge Financial, Inc. | 13,832 | $394.5K | 0.00% | −85−0.6% | Reduced |
| Simon Quick Advisors, LLC | 13,603 | $388.0K | 0.02% | −10,005−42.4% | Reduced |
| Great West Life Assurance Co | 13,219 | $378.0K | 0.00% | 00.0% | Unchanged |
| Petrus Trust Company, LTA | 12,526 | $357.2K | 0.03% | 00.0% | Unchanged |
| Simplex Trading, LLC | 12,004 | $342.0K | 0.01% | +12,004 | New |
| Wells Fargo & Company | 11,915 | $339.8K | 0.00% | +408+3.5% | Added |
| Corton Capital Inc. | 11,302 | $322.3K | 0.16% | −969−7.9% | Reduced |
| Royal Bank of Canada | 11,251 | $321.0K | 0.00% | +4,530+67.4% | Added |
| Advantage Alpha Capital Partners LP | 10,940 | $312.0K | 0.07% | +10,940 | New |
| Brevan Howard Capital Management LP | 10,622 | $302.9K | 0.01% | +10,622 | New |
| Lido Advisors, LLC | 10,524 | $300.1K | 0.00% | 00.0% | Unchanged |
| Creative Planning | 10,472 | $298.7K | 0.00% | +10,472 | New |
| Allspring Global Investments Holdings, LLC | 10,010 | $285.5K | 0.00% | −741−6.9% | Reduced |
| Manufacturers Life Insurance Company, The | 9,920 | $282.9K | 0.00% | −202−2.0% | Reduced |
| Caxton Associates LP | 9,876 | $281.7K | 0.01% | +9,876 | New |
| Two Sigma Investments, LP | 9,800 | $279.5K | 0.00% | −7,000−41.7% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,476 | $270.3K | 0.00% | −406−4.1% | Reduced |
| EntryPoint Capital, LLC | 9,282 | $264.7K | 0.15% | +9,282 | New |
| First Bank & Trust | 9,164 | $261.4K | 0.05% | +9,164 | New |
| Janus Henderson Group PLC | 9,137 | $260.6K | 0.00% | +9,137 | New |
| Cambridge Investment Research Advisors, Inc. | 9,102 | $260.0K | 0.00% | +9,102 | New |
| RSM US Wealth Management LLC | 9,155 | $257.2K | 0.00% | +9,155 | New |
| Counterpoint Mutual Funds LLC | 8,899 | $253.8K | 0.05% | +8,899 | New |
| Bailard, Inc. | 8,800 | $251.0K | 0.01% | +8,800 | New |
| Voya Investment Management LLC | 8,544 | $243.7K | 0.00% | +8,544 | New |
| Intech Investment Management LLC | 8,284 | $236.3K | 0.00% | +8,284 | New |
| Captrust Financial Advisors | 8,072 | $230.2K | 0.00% | −13,053−61.8% | Reduced |
| SG Americas Securities, LLC | 7,659 | $218.0K | 0.00% | −19,330−71.6% | Reduced |
| Arizona State Retirement System | 7,552 | $215.4K | 0.00% | +7,552 | New |
| State Board of Administration of Florida Retirement System | 7,154 | $204.0K | 0.00% | +7,154 | New |
| Cornerstone Investment Partners, LLC | 7,085 | $202.1K | 0.01% | +7,085 | New |
| Group One Trading, L.P. | 6,315 | $180.1K | 0.01% | +6,274+15,302.4% | Added |
| China Universal Asset Management Co., Ltd. | 5,335 | $152.2K | 0.02% | +2,093+64.6% | Added |
| Assetmark, Inc | 5,212 | $148.6K | 0.00% | +748+16.8% | Added |
| Advisor Group Holdings, Inc. | 5,148 | $146.8K | 0.00% | +648+14.4% | Added |
| Point72 (DIFC) Ltd | 4,895 | $139.6K | 0.01% | +4,895 | New |
| US Bancorp | 4,615 | $131.6K | 0.00% | +4,383+1,889.2% | Added |
| Quest Partners LLC | 4,318 | $123.1K | 0.01% | +1,522+54.4% | Added |
| Tower Research Capital LLC (TRC) | 3,741 | $106.7K | 0.00% | −205−5.2% | Reduced |
| RiverPark Advisors, LLC | 3,244 | $92.5K | 0.08% | +108+3.4% | Added |
| C M Bidwell & Associates Ltd | 2,600 | $74.2K | 0.05% | +945+57.1% | Added |
| Ameritas Investment Partners, Inc. | 2,450 | $69.9K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 2,070 | $59.0K | 0.00% | −5,783−73.6% | Reduced |
| Coppell Advisory Solutions LLC | 1,923 | $53.6K | 0.01% | −120−5.9% | Reduced |
| Global Retirement Partners, LLC | 1,100 | $31.4K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 1,018 | $29.0K | 0.00% | −202−16.6% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 1,003 | $27.9K | 0.00% | +179+21.7% | Added |
| Amalgamated Bank | 833 | $24.0K | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 956 | $20.8K | 0.00% | 00.0% | Unchanged |
| Macroview Investment Management LLC | 450 | $12.8K | 0.01% | −33−6.8% | Reduced |
| Nisa Investment Advisors, LLC | 445 | $12.7K | 0.00% | +54+13.8% | Added |
| CWM, LLC | 319 | $9.00K | 0.00% | +202+172.6% | Added |
| Hillsdale Investment Management Inc. | 260 | $7.42K | 0.00% | −40−13.3% | Reduced |
| MCF Advisors LLC | 258 | $7.36K | 0.00% | 00.0% | Unchanged |
| Hanseatic Management Services Inc | 203 | $5.79K | 0.01% | +203 | New |
| Lindbrook Capital, LLC | 188 | $5.36K | 0.00% | +16+9.3% | Added |
| GAMMA Investing LLC | 173 | $4.93K | 0.00% | +36+26.3% | Added |
| Financial Network Wealth Advisors LLC | 152 | $4.33K | 0.00% | +39+34.5% | Added |
| Aster Capital Management (DIFC) Ltd | 115 | $3.28K | 0.00% | +115 | New |
| Coastline Trust Co | 100 | $2.85K | 0.00% | +100 | New |
| BFSG, LLC | 90 | $2.57K | 0.00% | 00.0% | Unchanged |
| Principal Securities, Inc. | 90 | $2.57K | 0.00% | +36+66.7% | Added |
| Massmutual Trust Co FSB | 90 | $2.57K | 0.00% | +90 | New |
| Sterling Capital Management LLC | 72 | $2.05K | 0.00% | +72 | New |
| Daiwa Securities Group Inc. | 86 | $2.00K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 35 | $998 | 0.00% | +20+133.3% | Added |
| Capital Performance Advisors LLP | 33 | $941 | 0.00% | +33 | New |
| SRS Capital Advisors, Inc. | 31 | $885 | 0.00% | 00.0% | Unchanged |
| Continuum Advisory, LLC | 28 | $863 | 0.00% | +28 | New |
| Jones Financial Companies LLLP | 25 | $697 | 0.00% | +25 | New |
| Missouri Trust & Investment Co | 19 | $542 | 0.00% | 00.0% | Unchanged |
| Fairman Group, LLC | 13 | $371 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 5 | $143 | 0.00% | −91−94.8% | Reduced |
| Planning Capital Management Corp | 2 | $58 | 0.00% | +1+100.0% | Added |
| Huntington National Bank | 1 | $29 | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 1 | $29 | 0.00% | +1 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 1 | $28 | 0.00% | −725−99.9% | Reduced |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −35,979−100.0% | Sold out |
| Knights of Columbus Asset Advisors LLC | 0 | $0 | 0.00% | −25,133−100.0% | Sold out |
| Millrace Asset Group, Inc. | 0 | $0 | 0.00% | −17,506−100.0% | Sold out |
| Royce & Associates LP | 0 | $0 | 0.00% | −15,365−100.0% | Sold out |
| Premier Fund Managers Ltd | 0 | $0 | 0.00% | −14,783−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −10,003−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −9,600−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −5,600−100.0% | Sold out |
| Harbour Investments, Inc. | 0 | $0 | 0.00% | −2,270−100.0% | Sold out |
| Arcadia Investment Management Corp | 0 | $0 | 0.00% | −522−100.0% | Sold out |
| Opal Wealth Advisors, LLC | 0 | $0 | 0.00% | −339−100.0% | Sold out |
| Point72 Asia (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −253−100.0% | Sold out |
| Ibex Wealth Advisors | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Valley National Advisers Inc | 0 | $0 | 0.00% | −85−100.0% | Sold out |
| EverSource Wealth Advisors, LLC | 0 | $0 | 0.00% | −7−100.0% | Sold out |