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, Q4 2024
Institutional positions in Castle Biosciences Inc as of Dec 31, 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
- 197
- +13 vs. Q3 2024
- Shares held
- 26.5M
- +681.4K (+2.6%) vs. Q3 2024
- Total value
- $706.4M
- −$30.5M (−4.1%) vs. Q3 2024
- New holders
- 40
- 67 more added
- Sold out
- 27
- 65 more reduced
1 institution that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2024
Shares, value and share of portfolio for each institution holding Castle Biosciences Inc; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| MetLife Investment Management | 16,017 | $426.9K | 0.00% | +1,645+11.4% | Added |
| Wells Fargo & Company | 15,375 | $409.7K | 0.00% | +3,460+29.0% | Added |
| Schonfeld Strategic Advisors LLC | 15,300 | $407.7K | 0.00% | −40,700−72.7% | Reduced |
| Alpha DNA Investment Management LLC | 15,174 | $404.4K | 0.22% | −1,589−9.5% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 14,786 | $394.0K | 0.00% | +608+4.3% | Added |
| Stephens Inc | 14,439 | $384.8K | 0.01% | −656−4.3% | Reduced |
| Diversify Wealth Management, LLC | 12,385 | $374.6K | 0.03% | −1,013−7.6% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 13,642 | $363.6K | 0.00% | +4,166+44.0% | Added |
| Counterpoint Mutual Funds LLC | 13,587 | $362.1K | 0.05% | +4,688+52.7% | Added |
| Simon Quick Advisors, LLC | 13,575 | $361.8K | 0.02% | −28−0.2% | Reduced |
| Man Group plc | 13,302 | $354.5K | 0.00% | +13,302 | New |
| Corebridge Financial, Inc. | 12,860 | $342.7K | 0.00% | −972−7.0% | Reduced |
| Cresset Asset Management, LLC | 12,405 | $330.6K | 0.00% | −2,325−15.8% | Reduced |
| Sherbrooke Park Advisers LLC | 12,372 | $329.7K | 0.11% | −1,789−12.6% | Reduced |
| HRT Financial LP | 12,369 | $329.0K | 0.00% | −5,492−30.7% | Reduced |
| Intech Investment Management LLC | 11,578 | $308.6K | 0.00% | +3,294+39.8% | Added |
| Two Sigma Advisers, LP | 11,500 | $306.5K | 0.00% | +11,500 | New |
| ExodusPoint Capital Management, LP | 11,484 | $306.0K | 0.00% | −32,779−74.1% | Reduced |
| Jump Financial, LLC | 11,400 | $303.8K | 0.01% | −24,736−68.5% | Reduced |
| Tower Research Capital LLC (TRC) | 11,265 | $300.2K | 0.01% | +7,524+201.1% | Added |
| Fox Run Management, L.L.C. | 10,716 | $285.6K | 0.05% | +10,716 | New |
| Great West Life Assurance Co | 10,713 | $285.0K | 0.00% | −2,506−19.0% | Reduced |
| Lido Advisors, LLC | 10,524 | $280.5K | 0.00% | 00.0% | Unchanged |
| Legato Capital Management LLC | 10,395 | $277.0K | 0.04% | −15,890−60.5% | Reduced |
| Quest Partners LLC | 10,231 | $272.7K | 0.04% | +5,913+136.9% | Added |
| Allspring Global Investments Holdings, LLC | 10,033 | $267.4K | 0.00% | +23+0.2% | Added |
| Bailard, Inc. | 9,900 | $263.8K | 0.01% | +1,100+12.5% | Added |
| Group One Trading, L.P. | 9,796 | $261.1K | 0.01% | +3,481+55.1% | Added |
| Creative Planning | 9,540 | $254.2K | 0.00% | −932−8.9% | Reduced |
| Teacher Retirement System of Texas | 9,475 | $253.0K | 0.00% | +9,475 | New |
| Manufacturers Life Insurance Company, The | 9,467 | $252.3K | 0.00% | −453−4.6% | Reduced |
| Green Alpha Advisors, LLC | 9,327 | $248.6K | 0.20% | +9,327 | New |
| RSM US Wealth Management LLC | 9,155 | $244.1K | 0.00% | 00.0% | Unchanged |
| Petrus Trust Company, LTA | 9,151 | $243.9K | 0.02% | −3,375−26.9% | Reduced |
| Janus Henderson Group PLC | 9,137 | $243.2K | 0.00% | 00.0% | Unchanged |
| Cambridge Investment Research Advisors, Inc. | 9,102 | $243.0K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 9,048 | $241.1K | 0.00% | +9,048 | New |
| Royal Bank of Canada | 8,896 | $237.0K | 0.00% | −2,355−20.9% | Reduced |
| First Bank & Trust | 8,624 | $229.8K | 0.04% | −540−5.9% | Reduced |
| ProShare Advisors LLC | 8,613 | $229.5K | 0.00% | +8,613 | New |
| Voya Investment Management LLC | 7,876 | $209.9K | 0.00% | −668−7.8% | Reduced |
| Oak Harvest Investment Services | 7,727 | $205.9K | 0.03% | +7,727 | New |
| Arizona State Retirement System | 7,599 | $202.5K | 0.00% | +47+0.6% | Added |
| Russell Investments Group, Ltd. | 7,212 | $192.2K | 0.00% | −18,162−71.6% | Reduced |
| Proequities, Inc. | 6,960 | $185.3K | 0.01% | +6,960 | New |
| China Universal Asset Management Co., Ltd. | 5,939 | $158.3K | 0.01% | +604+11.3% | Added |
| Police & Firemen's Retirement System of New Jersey | 5,837 | $155.6K | 0.00% | +5,837 | New |
| KLP Kapitalforvaltning AS | 4,800 | $127.9K | 0.00% | +4,800 | New |
| Assetmark, Inc | 4,412 | $117.6K | 0.00% | −800−15.3% | Reduced |
| RiverPark Advisors, LLC | 3,170 | $84.5K | 0.07% | −74−2.3% | Reduced |
| Simplex Trading, LLC | 3,064 | $81.0K | 0.00% | −8,940−74.5% | Reduced |
| C M Bidwell & Associates Ltd | 2,698 | $71.9K | 0.04% | +98+3.8% | Added |
| Ameritas Investment Partners, Inc. | 2,450 | $65.3K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 2,010 | $53.6K | 0.00% | −60−2.9% | Reduced |
| Coppell Advisory Solutions LLC | 1,924 | $51.3K | 0.01% | +1+0.1% | Added |
| R Squared Ltd | 1,590 | $42.4K | 0.04% | +1,590 | New |
| Point72 (DIFC) Ltd | 1,234 | $32.9K | 0.00% | −3,661−74.8% | Reduced |
| US Bancorp | 1,202 | $32.0K | 0.00% | −3,413−74.0% | Reduced |
| Global Retirement Partners, LLC | 1,100 | $29.3K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 1,081 | $28.8K | 0.00% | +63+6.2% | Added |
| Mirae Asset Global Investments Co., Ltd. | 933 | $25.0K | 0.00% | −70−7.0% | Reduced |
| Covestor Ltd | 936 | $25.0K | 0.02% | +936 | New |
| Arcadia Investment Management Corp | 904 | $24.1K | 0.00% | +904 | New |
| Canada Pension Plan Investment Board | 900 | $24.0K | 0.00% | +900 | New |
| Amalgamated Bank | 833 | $22.0K | 0.00% | 00.0% | Unchanged |
| GF Fund Management Co. Ltd. | 588 | $15.7K | 0.00% | +588 | New |
| Sterling Capital Management LLC | 572 | $15.2K | 0.00% | +500+694.4% | Added |
| CWM, LLC | 443 | $12.0K | 0.00% | +124+38.9% | Added |
| Nisa Investment Advisors, LLC | 445 | $11.9K | 0.00% | 00.0% | Unchanged |
| MCF Advisors LLC | 258 | $6.88K | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 247 | $6.58K | 0.00% | +247 | New |
| GAMMA Investing LLC | 222 | $5.92K | 0.00% | +49+28.3% | Added |
| Comerica Bank | 207 | $5.52K | 0.00% | +207 | New |
| Hanseatic Management Services Inc | 203 | $5.41K | 0.01% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 172 | $4.58K | 0.00% | −16−8.5% | Reduced |
| IFP Advisors, Inc | 161 | $4.29K | 0.00% | +161 | New |
| Federated Hermes, Inc. | 114 | $3.04K | 0.00% | +114 | New |
| Principal Securities, Inc. | 90 | $2.40K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 90 | $2.40K | 0.00% | 00.0% | Unchanged |
| BFSG, LLC | 90 | $2.40K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 86 | $2.00K | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 52 | $1.70K | 0.00% | +52 | New |
| SBI Securities Co., Ltd. | 50 | $1.33K | 0.00% | +50 | New |
| Rothschild Investment LLC | 40 | $1.07K | 0.00% | +5+14.3% | Added |
| Amundi | 26 | $851 | 0.00% | +26 | New |
| SRS Capital Advisors, Inc. | 31 | $827 | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 31 | $826 | 0.00% | +31 | New |
| Jones Financial Companies LLLP | 25 | $666 | 0.00% | 00.0% | Unchanged |
| Missouri Trust & Investment Co | 19 | $506 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 14 | $373 | 0.00% | −5,134−99.7% | Reduced |
| Larson Financial Group LLC | 12 | $320 | 0.00% | +12 | New |
| Aster Capital Management (DIFC) Ltd | 9 | $240 | 0.00% | −106−92.2% | Reduced |
| EverSource Wealth Advisors, LLC | 9 | $240 | 0.00% | +9 | New |
| Farther Finance Advisors, LLC | 5 | $133 | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 1 | $27 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 1 | $27 | 0.00% | +1 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 1 | $26 | 0.00% | 00.0% | Unchanged |
| Braidwell LP | 0 | $0 | 0.00% | −331,986−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −220,797−100.0% | Sold out |
| Pura Vida Investments, LLC | 0 | $0 | 0.00% | −62,868−100.0% | Sold out |