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 | $609.0M |
| Q2 2025 | 152 | $542.0M |
| Q1 2025 | 180 | $518.1M |
| Q4 2024 | 197 | $709.5M |
| Q3 2024 | 185 | $740.5M |
| Q2 2024 | 159 | $550.7M |
| Q1 2024 | 151 | $584.1M |
| Q4 2023 | 153 | $527.1M |
| Q3 2023 | 135 | $391.0M |
| Q2 2023 | 130 | $316.6M |
| Q1 2023 | 148 | $503.2M |
| Q4 2022 | 153 | $522.0M |
| Q3 2022 | 157 | $569.8M |
| Q2 2022 | 146 | $495.0M |
| Q1 2022 | 160 | $1.02B |
| Q4 2021 | 159 | $919.0M |
| Q3 2021 | 188 | $1.43B |
| 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 |
|---|---|---|---|---|---|
| Wasatch Advisors Inc | 3,705,518 | $81.3M | 0.51% | +261,671+7.6% | Added |
| BlackRock Inc. | 2,024,255 | $44.4M | 0.00% | +241,717+13.6% | Added |
| Vanguard Group Inc | 1,210,796 | $26.6M | 0.00% | +34,569+2.9% | Added |
| Bellevue Group AG | 941,059 | $20.7M | 0.29% | +333,445+54.9% | Added |
| RTW Investments, LP | 913,789 | $20.1M | 0.52% | +417,114+84.0% | Added |
| Granahan Investment Management Inc | 906,764 | $19.9M | 0.68% | +113,049+14.2% | Added |
| Millennium Management LLC | 902,089 | $19.8M | 0.03% | +629,448+230.9% | Added |
| Kornitzer Capital Management Inc | 641,512 | $14.1M | 0.28% | +197,170+44.4% | Added |
| Citadel Advisors LLC | 630,596 | $13.8M | 0.02% | +443,589+237.2% | Added |
| Palisade Capital Management LLC | 578,933 | $12.7M | 0.34% | +169,701+41.5% | Added |
| GW&K Investment Management, LLC | 516,297 | $11.3M | 0.12% | −94,525−15.5% | Reduced |
| State Street Corp | 504,524 | $11.1M | 0.00% | +45,819+10.0% | Added |
| Allspring Global Investments Holdings, LLC | 468,842 | $10.3M | 0.02% | +21,786+4.9% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 443,882 | $9.74M | 0.01% | +15,699+3.7% | Added |
| Greenhouse Funds LLLP | 437,088 | $9.59M | 1.16% | +437,088 | New |
| Nikko Asset Management Americas, Inc. | 443,882 | $9.57M | 0.12% | +15,699+3.7% | Added |
| Geode Capital Management, LLC | 430,556 | $9.45M | 0.00% | +29,544+7.4% | Added |
| Essex Investment Management Co LLC | 417,795 | $9.17M | 1.48% | +300,550+256.3% | Added |
| Invesco Ltd. | 348,862 | $7.66M | 0.00% | −730,170−67.7% | Reduced |
| Stonepine Capital Management, LLC | 295,372 | $6.48M | 3.02% | +295,372 | New |
| Intrinsic Edge Capital Management LLC | 282,400 | $6.20M | 0.56% | +70,000+33.0% | Added |
| Principal Financial Group Inc | 249,676 | $5.48M | 0.00% | +72,226+40.7% | Added |
| Northern Trust Corp | 222,131 | $4.88M | 0.00% | +9,806+4.6% | Added |
| Segall Bryant & Hamill, LLC | 198,314 | $4.35M | 0.05% | +59,027+42.4% | Added |
| New York State Common Retirement Fund | 195,799 | $4.30M | 0.01% | +46,935+31.5% | Added |
| Dimensional Fund Advisors LP | 192,078 | $4.22M | 0.00% | +69,700+57.0% | Added |
| Charles Schwab Investment Management Inc | 171,041 | $3.75M | 0.00% | +4,928+3.0% | Added |
| Schonfeld Strategic Advisors LLC | 167,763 | $3.68M | 0.04% | +106,059+171.9% | Added |
| Trustcore Financial Services, LLC | 164,751 | $3.62M | 0.34% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 160,154 | $3.52M | 0.00% | +36,586+29.6% | Added |
| UBS Asset Management Americas Inc | 157,152 | $3.45M | 0.00% | −20,679−11.6% | Reduced |
| Two Sigma Advisers, LP | 155,300 | $3.41M | 0.01% | +131,500+552.5% | Added |
| Portolan Capital Management, LLC | 154,968 | $3.40M | 0.34% | +154,968 | New |
| Banque Pictet & Cie SA | 152,066 | $3.34M | 0.03% | −5,626−3.6% | Reduced |
| Two Sigma Investments, LP | 149,429 | $3.28M | 0.01% | +149,429 | New |
| Cubist Systematic Strategies, LLC | 137,230 | $3.01M | 0.02% | +102,397+294.0% | Added |
| Voya Investment Management LLC | 134,885 | $2.96M | 0.01% | +121,100+878.5% | Added |
| Monarch Partners Asset Management LLC | 133,042 | $2.92M | 0.82% | −23,460−15.0% | Reduced |
| Citigroup Inc | 132,937 | $2.92M | 0.00% | +124,294+1,438.1% | Added |
| Goldman Sachs Group Inc | 119,685 | $2.63M | 0.00% | +56,463+89.3% | Added |
| Voloridge Investment Management, LLC | 116,617 | $2.56M | 0.01% | +116,617 | New |
| Nuveen Asset Management, LLC | 112,655 | $2.47M | 0.00% | +40,888+57.0% | Added |
| Engineers Gate Manager LP | 108,940 | $2.39M | 0.09% | +108,940 | New |
| Morgan Stanley | 108,939 | $2.39M | 0.00% | +81,797+301.4% | Added |
| SEI Investments Co | 106,384 | $2.33M | 0.01% | +106,384 | New |
| Public Employees Retirement System of Ohio | 88,176 | $1.94M | 0.01% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 81,414 | $1.79M | 0.02% | +71,074+687.4% | Added |
| Graham Capital Management, L.P. | 73,672 | $1.62M | 0.07% | +73,672 | New |
| Bank of New York Mellon Corp | 71,238 | $1.56M | 0.00% | −30,648−30.1% | Reduced |
| Premier Fund Managers Ltd | 52,282 | $1.20M | 0.05% | 00.0% | Unchanged |
| Isthmus Partners, LLC | 52,714 | $1.16M | 0.22% | +12,491+31.1% | Added |
| Swiss National Bank | 50,800 | $1.11M | 0.00% | +2,900+6.1% | Added |
| Polar Capital Holdings Plc | 48,985 | $1.07M | 0.01% | +4,000+8.9% | Added |
| Bank of America Corp | 45,925 | $1.01M | 0.00% | +8,915+24.1% | Added |
| King Luther Capital Management Corp | 45,846 | $1.01M | 0.01% | −60,254−56.8% | Reduced |
| Stephens Inc | 45,500 | $999.0K | 0.02% | +45,500 | New |
| Stanley-Laman Group, Ltd. | 43,875 | $963.0K | 0.17% | +3,659+9.1% | Added |
| Alliancebernstein L.P. | 43,686 | $959.0K | 0.00% | +18,886+76.2% | Added |
| Occudo Quantitative Strategies LP | 43,383 | $952.0K | 0.08% | +43,383 | New |
| Cinctive Capital Management LP | 40,000 | $878.0K | 0.04% | +40,000 | New |
| SG Americas Securities, LLC | 39,378 | $864.0K | 0.01% | +34,705+742.7% | Added |
| Bridgewater Associates, LP | 36,476 | $801.0K | 0.00% | +4,373+13.6% | Added |
| Rhumbline Advisers | 34,280 | $752.0K | 0.00% | +12,344+56.3% | Added |
| ABG Innovation Capital Partners III GP Ltd | 33,626 | $738.0K | 54.91% | +33,626 | New |
| Perkins Capital Management Inc | 33,170 | $728.0K | 0.75% | 00.0% | Unchanged |
| Twinbeech Capital LP | 32,866 | $721.0K | 0.03% | +32,866 | New |
| JPMorgan Chase & Co | 30,123 | $661.0K | 0.00% | +5,799+23.8% | Added |
| California State Teachers Retirement System | 29,058 | $638.0K | 0.00% | +2,841+10.8% | Added |
| Brinker Capital Investments, LLC | 28,578 | $627.0K | 0.01% | −6,683−19.0% | Reduced |
| Rice Hall James & Associates, LLC | 26,750 | $587.0K | 0.03% | +599+2.3% | Added |
| Victory Capital Management Inc | 26,419 | $580.0K | 0.00% | +93+0.4% | Added |
| Advisors Capital Management, LLC | 25,217 | $554.0K | 0.02% | +7,587+43.0% | Added |
| Prelude Capital Management, LLC | 23,058 | $506.0K | 0.02% | +15,591+208.8% | Added |
| Knights of Columbus Asset Advisors LLC | 22,863 | $502.0K | 0.05% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 22,598 | $496.0K | 0.00% | −16,178−41.7% | Reduced |
| Parallel Advisors, LLC | 22,091 | $485.0K | 0.02% | +182+0.8% | Added |
| Versor Investments LP | 22,067 | $484.0K | 0.02% | +22,067 | New |
| Los Angeles Capital Management LLC | 21,865 | $480.0K | 0.00% | +21,865 | New |
| Covenant Partners, LLC | 21,279 | $467.0K | 0.22% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 21,064 | $462.0K | 0.00% | +16,410+352.6% | Added |
| Fan Yu | 20,592 | $452.0K | 6.99% | +20,592 | New |
| STRS Ohio | 20,400 | $447.0K | 0.00% | +17,600+628.6% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 19,463 | $427.0K | 0.00% | +19,463 | New |
| Signaturefd, LLC | 19,397 | $426.0K | 0.01% | +7,592+64.3% | Added |
| Qube Research & Technologies Ltd | 18,792 | $412.0K | 0.00% | +18,792 | New |
| United Capital Financial Advisers, LLC | 17,722 | $389.0K | 0.00% | +56+0.3% | Added |
| Jump Financial, LLC | 17,600 | $386.0K | 0.02% | +1,398+8.6% | Added |
| Renaissance Technologies LLC | 17,400 | $382.0K | 0.00% | −7,600−30.4% | Reduced |
| UBS Group AG | 16,225 | $356.0K | 0.00% | +12,376+321.5% | Added |
| Credit Suisse AG | 15,663 | $345.0K | 0.00% | +799+5.4% | Added |
| Quantbot Technologies LP | 15,561 | $341.0K | 0.03% | +15,561 | New |
| Capital Impact Advisors, LLC | 13,970 | $307.0K | 0.28% | −3,561−20.3% | Reduced |
| Baird Financial Group, Inc. | 13,746 | $302.0K | 0.00% | −603−4.2% | Reduced |
| Price T Rowe Associates Inc | 13,639 | $299.0K | 0.00% | −28−0.2% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 13,002 | $285.0K | 0.00% | +36+0.3% | Added |
| Valmark Advisers, Inc. | 12,966 | $285.0K | 0.01% | +3,534+37.5% | Added |
| US Bancorp | 12,807 | $281.0K | 0.00% | −3,661−22.2% | Reduced |
| MetLife Investment Management | 12,369 | $271.5K | 0.00% | 00.0% | Unchanged |
| First Republic Investment Management, Inc. | 12,179 | $267.0K | 0.00% | +2,631+27.6% | Added |
| Deutsche Bank AG | 11,243 | $247.0K | 0.00% | −1,009−8.2% | Reduced |