Prokidney Corp.
PROK- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001850270
In the last 90 days, Prokidney Corp. insiders filed 0 open-market purchases and 1 sale; 71 institutions reported holding it in 13F filings for Q2 2026, worth $99.5M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Prokidney Corp. as of Sep 30, 2025. 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
- 56
- 0 vs. Q2 2025
- Shares held
- 34.5M
- −763.4K (−2.2%) vs. Q2 2025
- Total value
- $83.4M
- +$62.5M (+299.9%) vs. Q2 2025
- New holders
- 17
- 13 more added
- Sold out
- 17
- 20 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PROK 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 | 71 | $99.5M |
| Q1 2026 | 71 | $78.1M |
| Q4 2025 | 63 | $96.2M |
| Q3 2025 | 56 | $83.4M |
| Q2 2025 | 56 | $20.9M |
| Q1 2025 | 69 | $42.0M |
| Q4 2024 | 74 | $86.1M |
| Q3 2024 | 71 | $94.3M |
| Q2 2024 | 65 | $98.8M |
| Q1 2024 | 55 | $44.1M |
| Q4 2023 | 61 | $52.3M |
| Q3 2023 | 67 | $185.4M |
| Q2 2023 | 56 | $445.6M |
| Q1 2023 | 35 | $391.2M |
| Q4 2022 | 27 | $215.6M |
| Q3 2022 | 18 | $144.4M |
| Q2 2022 | 67 | $191.2M |
| Q1 2022 | 80 | $232.0M |
| Q4 2021 | 90 | $227.0M |
| Q3 2021 | 84 | $226.1M |
| Q2 2021 | 71 | $229.4M |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Prokidney Corp.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Suvretta Capital Management, LLC | 12,341,266 | $29.9M | 0.91% | 00.0% | Unchanged |
| Morgan Stanley | 6,747,022 | $16.3M | 0.00% | +759,481+12.7% | Added |
| Bleichroeder LP | 2,000,000 | $4.84M | 0.94% | 00.0% | Unchanged |
| Millennium Management LLC | 1,956,378 | $4.73M | 0.00% | +1,956,378 | New |
| Vanguard Group Inc | 1,564,116 | $3.79M | 0.00% | −3,752−0.2% | Reduced |
| BlackRock, Inc. | 1,277,203 | $3.09M | 0.00% | −487,404−27.6% | Reduced |
| Geode Capital Management, LLC | 1,096,782 | $2.66M | 0.00% | +84,662+8.4% | Added |
| Brown University | 1,000,000 | $2.42M | 1.43% | 00.0% | Unchanged |
| Hennion & Walsh Asset Management, Inc. | 919,903 | $2.23M | 0.08% | −16,923−1.8% | Reduced |
| Bank of America Corp | 660,864 | $1.60M | 0.00% | −185,290−21.9% | Reduced |
| Charles Schwab Investment Management Inc | 653,091 | $1.58M | 0.00% | +93,297+16.7% | Added |
| UBS Group AG | 508,353 | $1.23M | 0.00% | +33,306+7.0% | Added |
| State Street Corp | 474,957 | $1.15M | 0.00% | +121,350+34.3% | Added |
| MYDA Advisors LLC | 450,000 | $1.09M | 0.33% | +450,000 | New |
| Citadel Advisors LLC | 344,789 | $834.4K | 0.00% | +344,789 | New |
| Squarepoint Ops LLC | 344,576 | $833.9K | 0.00% | +344,576 | New |
| Susquehanna International Group, LLP | 255,004 | $617.1K | 0.00% | +133,681+110.2% | Added |
| HRT Financial LP | 211,326 | $511.0K | 0.00% | −4,044−1.9% | Reduced |
| Northern Trust Corp | 190,052 | $459.9K | 0.00% | −61,334−24.4% | Reduced |
| Gsa Capital Partners LLP | 168,031 | $407.0K | 0.03% | −342,584−67.1% | Reduced |
| Goldman Sachs Group Inc | 164,617 | $398.4K | 0.00% | −416,206−71.7% | Reduced |
| Royal Bank of Canada | 147,478 | $356.0K | 0.00% | +27,825+23.3% | Added |
| Susquehanna Portfolio Strategies, LLC | 143,462 | $347.2K | 0.01% | +143,462 | New |
| Renaissance Technologies LLC | 132,000 | $319.4K | 0.00% | −279,645−67.9% | Reduced |
| ExodusPoint Capital Management, LP | 104,929 | $253.9K | 0.00% | +93,266+799.7% | Added |
| Two Sigma Investments, LP | 99,282 | $240.3K | 0.00% | +28,583+40.4% | Added |
| Virtu Financial LLC | 84,002 | $203.0K | 0.01% | +84,002 | New |
| Marshall Wace, LLP | 81,206 | $196.5K | 0.00% | −383,606−82.5% | Reduced |
| Simplex Trading, LLC | 77,818 | $188.0K | 0.00% | +77,818 | New |
| Jane Street Group, LLC | 68,993 | $167.0K | 0.00% | −522,695−88.3% | Reduced |
| Jefferies Financial Group Inc. | 65,300 | $158.0K | 0.00% | +65,300 | New |
| Virtus Family Office LLC | 27,500 | $66.5K | 0.06% | 00.0% | Unchanged |
| Letko, Brosseau & Associates Inc | 15,900 | $38.5K | 0.00% | +15,900 | New |
| FMR LLC | 11,901 | $28.8K | 0.00% | −53,674−81.9% | Reduced |
| Zullo Investment Group, Inc. | 11,620 | $28.1K | 0.01% | +11,620 | New |
| Victory Capital Management Inc | 11,434 | $27.7K | 0.00% | +560+5.1% | Added |
| Bank of New York Mellon Corp | 11,192 | $27.1K | 0.00% | +643+6.1% | Added |
| Engineers Gate Manager LP | 10,452 | $25.3K | 0.00% | +10,452 | New |
| Tower Research Capital LLC (TRC) | 4,191 | $10.1K | 0.00% | −51,211−92.4% | Reduced |
| Jones Financial Companies LLLP | 3,330 | $8.29K | 0.00% | +3,230+3,230.0% | Added |
| Wells Fargo & Company | 3,000 | $7.26K | 0.00% | +2,117+239.8% | Added |
| Citigroup Inc | 2,294 | $5.55K | 0.00% | −16,243−87.6% | Reduced |
| BNP Paribas Arbitrage, SA | 1,794 | $4.34K | 0.00% | −12,576−87.5% | Reduced |
| CWM, LLC | 1,254 | $4.00K | 0.00% | −16,397−92.9% | Reduced |
| Groupe la Francaise | 1,500 | $3.17K | 0.00% | +1,500 | New |
| Advisor Group Holdings, Inc. | 1,165 | $2.48K | 0.00% | −819−41.3% | Reduced |
| JPMorgan Chase & Co | 756 | $1.83K | 0.00% | −1,667,886−100.0% | Reduced |
| Caitlin John, LLC | 350 | $847 | 0.00% | +350 | New |
| SRS Capital Advisors, Inc. | 248 | $600 | 0.00% | +248 | New |
| Advisory Services Network, LLC | 184 | $445 | 0.00% | +184 | New |
| Signaturefd, LLC | 150 | $364 | 0.00% | +150 | New |
| US Bancorp | 100 | $242 | 0.00% | −100−50.0% | Reduced |
| EverSource Wealth Advisors, LLC | 38 | $92 | 0.00% | −979−96.3% | Reduced |
| Rockefeller Capital Management L.P. | 12 | $29 | 0.00% | +12 | New |
| IFP Advisors, Inc | 9 | $22 | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 1 | $2 | 0.00% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −351,622−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −198,338−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −176,452−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −112,406−100.0% | Sold out |
| Point72 Asia (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −66,281−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −61,870−100.0% | Sold out |
| Catalyst Funds Management Pty Ltd | 0 | $0 | 0.00% | −61,100−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −29,887−100.0% | Sold out |
| Ieq Capital, LLC | 0 | $0 | 0.00% | −23,051−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −21,922−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −14,683−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −9,200−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −728−100.0% | Sold out |
| Essential Partners LLC | 0 | $0 | 0.00% | −528−100.0% | Sold out |
| Fortitude Family Office, LLC | 0 | $0 | 0.00% | −490−100.0% | Sold out |
| SBI Securities Co., Ltd. | 0 | $0 | 0.00% | −201−100.0% | Sold out |
| True Wealth Design, LLC | 0 | $0 | 0.00% | −11−100.0% | Sold out |