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, Q2 2021
Institutional positions in Prokidney Corp. as of Jun 30, 2021. 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
- 71
- +71 vs. Q1 2021
- Shares held
- 22.7M
- +22.7M vs. Q1 2021
- Total value
- $229.4M
- +$229.4M vs. Q1 2021
- New holders
- 71
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q1 2021: 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, Q2 2021
Shares, value and share of portfolio for each institution holding Prokidney Corp.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bank of America Corp | 400 | $4.00K | 0.00% | +400 | New |
| Panagora Asset Management Inc | 8,572 | $87.0K | 0.00% | +8,572 | New |
| Lombard Odier Asset Management (USA) Corp | 15,200 | $154.0K | 0.03% | +15,200 | New |
| Boothbay Fund Management, LLC | 17,850 | $180.0K | 0.01% | +17,850 | New |
| Royal Bank of Canada | 20,000 | $202.0K | 0.00% | +20,000 | New |
| Walleye Trading LLC | 27,000 | $273.0K | 0.01% | +27,000 | New |
| Wolverine Asset Management LLC | 35,000 | $353.0K | 0.00% | +35,000 | New |
| Spring Creek Capital LLC | 35,000 | $354.0K | 0.02% | +35,000 | New |
| Fir Tree Capital Management LP | 35,000 | $355.0K | 0.01% | +35,000 | New |
| HRT Financial LP | 47,513 | $481.0K | 0.00% | +47,513 | New |
| Walleye Capital LLC | 48,000 | $485.0K | 0.02% | +48,000 | New |
| Waratah Capital Advisors Ltd. | 50,000 | $505.0K | 0.03% | +50,000 | New |
| UBS Oconnor LLC | 50,000 | $506.0K | 0.00% | +50,000 | New |
| ExodusPoint Capital Management, LP | 50,000 | $506.0K | 0.01% | +50,000 | New |
| Shaolin Capital Management LLC | 50,000 | $506.0K | 0.02% | +50,000 | New |
| Wolfswood Holdings, LLC | 50,000 | $506.0K | 1.24% | +50,000 | New |
| Marshall Wace, LLP | 50,000 | $507.0K | 0.00% | +50,000 | New |
| KCL Capital, L.P. | 50,000 | $507.0K | 0.07% | +50,000 | New |
| CSS LLC | 75,000 | $758.0K | 0.04% | +75,000 | New |
| Tenor Capital Management Co., L.P. | 75,000 | $758.0K | 0.02% | +75,000 | New |
| JPMorgan Chase & Co | 94,700 | $959.0K | 0.00% | +94,700 | New |
| Picton Mahoney Asset Management | 100,000 | $1.01M | 0.04% | +100,000 | New |
| Angelo Gordon & Co., L.P. | 100,000 | $1.01M | 0.12% | +100,000 | New |
| DuPont Capital Management Corp | 100,000 | $1.01M | 0.02% | +100,000 | New |
| Context Capital Management, LLC | 100,000 | $1.01M | 0.09% | +100,000 | New |
| Crescent Park Management, L.P. | 100,000 | $1.01M | 0.15% | +100,000 | New |
| Caas Capital Management LP | 100,000 | $1.01M | 0.05% | +100,000 | New |
| D. E. Shaw & Co., Inc. | 100,000 | $1.01M | 0.00% | +100,000 | New |
| Radcliffe Capital Management, L.P. | 125,000 | $1.26M | 0.05% | +125,000 | New |
| Aristeia Capital LLC | 150,000 | $1.52M | 0.03% | +150,000 | New |
| Hound Partners, LLC | 150,000 | $1.52M | 0.08% | +150,000 | New |
| K2 Principal Fund, L.P. | 150,000 | $1.52M | 0.17% | +150,000 | New |
| Jane Street Group, LLC | 150,000 | $1.52M | 0.00% | +150,000 | New |
| Polar Asset Management Partners Inc. | 170,000 | $1.72M | 0.02% | +170,000 | New |
| Vestcor Inc | 175,000 | $1.77M | 0.06% | +175,000 | New |
| Putnam Investments LLC | 200,000 | $2.00M | 0.00% | +200,000 | New |
| Calamos Advisors LLC | 200,000 | $2.02M | 0.01% | +200,000 | New |
| Davidson Kempner Capital Management LP | 200,000 | $2.02M | 0.02% | +200,000 | New |
| Avidity Partners Management LP | 200,000 | $2.02M | 0.05% | +200,000 | New |
| CNH Partners LLC | 200,000 | $2.03M | 0.06% | +200,000 | New |
| MYDA Advisors LLC | 232,723 | $2.35M | 0.65% | +232,723 | New |
| Ghisallo Capital Management LLC | 238,502 | $2.42M | 0.09% | +238,502 | New |
| Periscope Capital Inc. | 250,000 | $2.53M | 0.08% | +250,000 | New |
| Whitebox Advisors LLC | 250,000 | $2.53M | 0.06% | +250,000 | New |
| Silverarc Capital Management, LLC | 250,000 | $2.53M | 1.33% | +250,000 | New |
| Moore Capital Management, LP | 250,000 | $2.53M | 0.05% | +250,000 | New |
| Squarepoint Ops LLC | 350,000 | $3.54M | 0.03% | +350,000 | New |
| HBK Investments L P | 400,000 | $4.04M | 0.04% | +400,000 | New |
| Schonfeld Strategic Advisors LLC | 400,000 | $4.04M | 0.05% | +400,000 | New |
| Arena Capital Advisors, LLC- CA | 400,000 | $4.04M | 0.34% | +400,000 | New |
| Manufacturers Life Insurance Company, The | 425,000 | $4.30M | 0.00% | +425,000 | New |
| Glazer Capital, LLC | 425,000 | $4.30M | 0.07% | +425,000 | New |
| Taconic Capital Advisors LP | 424,900 | $4.30M | 0.14% | +424,900 | New |
| Weiss Asset Management LP | 425,000 | $4.30M | 0.12% | +425,000 | New |
| Empyrean Capital Partners, LP | 500,000 | $5.05M | 0.12% | +500,000 | New |
| J. Goldman & Co LP | 500,000 | $5.05M | 0.32% | +500,000 | New |
| Alyeska Investment Group, L.P. | 500,000 | $5.05M | 0.06% | +500,000 | New |
| Maven Securities LTD | 500,000 | $5.05M | 0.53% | +500,000 | New |
| Governors Lane LP | 500,000 | $5.05M | 0.38% | +500,000 | New |
| Luxor Capital Group, LP | 500,000 | $5.07M | 0.13% | +500,000 | New |
| Magnetar Financial LLC | 600,000 | $6.08M | 0.06% | +600,000 | New |
| Sculptor Capital LP | 750,000 | $7.58M | 0.07% | +750,000 | New |
| BlueCrest Capital Management Ltd | 750,000 | $7.58M | 0.24% | +750,000 | New |
| Athanor Capital, LP | 750,000 | $7.60M | 0.44% | +750,000 | New |
| Citadel Advisors LLC | 825,761 | $8.37M | 0.01% | +825,761 | New |
| Finepoint Capital LP | 856,598 | $8.66M | 1.62% | +856,598 | New |
| Park West Asset Management LLC | 1,100,000 | $11.1M | 0.32% | +1,100,000 | New |
| Kepos Capital LP | 1,101,753 | $11.1M | 0.83% | +1,101,753 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 1,250,000 | $12.7M | 0.03% | +1,250,000 | New |
| Millennium Management LLC | 1,571,169 | $15.9M | 0.02% | +1,571,169 | New |
| Adage Capital Partners GP, L.L.C. | 1,750,000 | $17.7M | 0.03% | +1,750,000 | New |