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 2022
Institutional positions in Prokidney Corp. 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
- 67
- −13 vs. Q1 2022
- Shares held
- 19.2M
- −4.24M (−18.1%) vs. Q1 2022
- Total value
- $191.2M
- −$40.8M (−17.6%) vs. Q1 2022
- New holders
- 10
- 7 more added
- Sold out
- 23
- 17 more reduced
Compare with Q1 2022: 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 2022
Shares, value and share of portfolio for each institution holding Prokidney Corp.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Adage Capital Partners GP, L.L.C. | 1,750,000 | $17.4M | 0.04% | 00.0% | Unchanged |
| Millennium Management LLC | 1,480,446 | $14.8M | 0.02% | −331,515−18.3% | Reduced |
| Arena Capital Advisors, LLC- CA | 1,171,480 | $11.7M | 2.94% | +34,311+3.0% | Added |
| Sculptor Capital LP | 1,108,352 | $11.1M | 0.12% | 00.0% | Unchanged |
| Vivaldi Asset Management, LLC | 847,315 | $8.38M | 0.59% | +749,915+769.9% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 815,000 | $8.11M | 0.04% | −435,000−34.8% | Reduced |
| Marshall Wace, LLP | 736,968 | $7.33M | 0.02% | +548,027+290.1% | Added |
| Citadel Advisors LLC | 627,066 | $6.24M | 0.01% | −516,263−45.2% | Reduced |
| D. E. Shaw & Co., Inc. | 623,545 | $6.20M | 0.01% | 00.0% | Unchanged |
| Governors Lane LP | 600,000 | $5.97M | 0.51% | 00.0% | Unchanged |
| Empyrean Capital Partners, LP | 500,000 | $4.97M | 0.16% | 00.0% | Unchanged |
| 683 Capital Management, LLC | 500,000 | $4.97M | 0.36% | 00.0% | Unchanged |
| Wealthspring Capital LLC | 466,376 | $4.64M | 0.87% | +1,181+0.3% | Added |
| HSBC Holdings PLC | 445,142 | $4.36M | 0.01% | 00.0% | Unchanged |
| Magnetar Financial LLC | 434,388 | $4.32M | 0.05% | −106,735−19.7% | Reduced |
| Bank of America Corp | 423,300 | $4.21M | 0.00% | 00.0% | Unchanged |
| Alyeska Investment Group, L.P. | 420,837 | $4.19M | 0.05% | 00.0% | Unchanged |
| HBK Investments L P | 400,000 | $4.00M | 0.11% | 00.0% | Unchanged |
| UBS Oconnor LLC | 362,372 | $3.61M | 0.04% | +362,372 | New |
| Periscope Capital Inc. | 359,781 | $3.60M | 0.10% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 306,764 | $3.05M | 0.02% | +306,764 | New |
| Maso Capital Partners Ltd | 300,000 | $2.98M | 1.68% | 00.0% | Unchanged |
| Calamos Advisors LLC | 300,000 | $2.98M | 0.01% | 00.0% | Unchanged |
| TIG Advisors, LLC | 287,935 | $2.87M | 0.12% | −111,189−27.9% | Reduced |
| Schechter Investment Advisors, LLC | 285,950 | $2.85M | 0.28% | −9,150−3.1% | Reduced |
| Moore Capital Management, LP | 250,000 | $2.49M | 0.08% | 00.0% | Unchanged |
| MYDA Advisors LLC | 232,000 | $2.31M | 0.95% | 00.0% | Unchanged |
| Saba Capital Management, L.P. | 215,476 | $2.14M | 0.03% | 00.0% | Unchanged |
| Iron Park Capital Partners, LP | 200,000 | $2.00M | 2.14% | −34,800−14.8% | Reduced |
| Avidity Partners Management LP | 200,000 | $1.99M | 0.05% | 00.0% | Unchanged |
| CNH Partners LLC | 191,100 | $1.90M | 0.04% | 00.0% | Unchanged |
| Vestcor Inc | 175,000 | $1.74M | 0.06% | 00.0% | Unchanged |
| HRT Financial LP | 156,274 | $1.55M | 0.02% | +4,985+3.3% | Added |
| Bulldog Investors, LLP | 153,378 | $1.53M | 0.42% | −27,230−15.1% | Reduced |
| Jane Street Group, LLC | 150,007 | $1.49M | 0.00% | −458−0.3% | Reduced |
| Fir Tree Capital Management LP | 136,899 | $1.37M | 0.04% | −8,060−5.6% | Reduced |
| K2 Principal Fund, L.P. | 136,937 | $1.37M | 0.23% | +136,937 | New |
| Radcliffe Capital Management, L.P. | 125,000 | $1.24M | 0.04% | 00.0% | Unchanged |
| Crescent Park Management, L.P. | 123,213 | $1.23M | 0.26% | +3,185+2.7% | Added |
| P Schoenfeld Asset Management LP | 122,379 | $1.22M | 0.08% | −22,155−15.3% | Reduced |
| Angelo Gordon & Co., L.P. | 100,000 | $1.00M | 0.12% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 100,000 | $1.00M | 0.04% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 100,000 | $995.0K | 0.00% | −310,356−75.6% | Reduced |
| DuPont Capital Management Corp | 100,000 | $995.0K | 0.05% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 75,000 | $746.0K | 0.02% | 00.0% | Unchanged |
| Ergoteles LLC | 62,981 | $627.0K | 0.02% | +62,981 | New |
| Shaolin Capital Management LLC | 50,000 | $498.0K | 0.01% | 00.0% | Unchanged |
| Sandia Investment Management LP | 50,000 | $498.0K | 0.07% | 00.0% | Unchanged |
| Walleye Trading LLC | 48,600 | $484.0K | 0.01% | 00.0% | Unchanged |
| Berkley W R Corp | 48,399 | $482.0K | 0.02% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 43,400 | $432.0K | 0.00% | +43,400 | New |
| Schonfeld Strategic Advisors LLC | 42,852 | $426.0K | 0.00% | 00.0% | Unchanged |
| Exos Asset Management LLC | 42,201 | $422.0K | 0.22% | +42,201 | New |
| Meteora Capital, LLC | 42,299 | $421.0K | 0.08% | +42,299 | New |
| Bank of Nova Scotia | 40,000 | $398.0K | 0.00% | 00.0% | Unchanged |
| Cowen and Company, LLC | 38,248 | $381.0K | 0.04% | 00.0% | Unchanged |
| Verition Fund Management LLC | 21,400 | $213.0K | 0.00% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 20,448 | $203.0K | 0.01% | −40,392−66.4% | Reduced |
| Clear Street LLC | 20,000 | $199.0K | 0.02% | +20,000 | New |
| Walleye Capital LLC | 13,500 | $134.0K | 0.00% | −72,900−84.4% | Reduced |
| Condor Capital Management | 9,870 | $98.0K | 0.01% | −1,370−12.2% | Reduced |
| PenderFund Capital Management Ltd. | 7,094 | $91.0K | 0.03% | 00.0% | Unchanged |
| Captrust Financial Advisors | 3,454 | $34.0K | 0.00% | −6,515−65.4% | Reduced |
| Penserra Capital Management LLC | 2,704 | $26.0K | 0.00% | +90+3.4% | Added |
| UBS Group AG | 1,506 | $15.0K | 0.00% | +1,506 | New |
| Royal Bank of Canada | 800 | $8.00K | 0.00% | −20,000−96.2% | Reduced |
| Tower Research Capital LLC (TRC) | 653 | $6.00K | 0.00% | +653 | New |
| Kepos Capital LP | 0 | $0 | 0.00% | −1,105,305−100.0% | Sold out |
| Taconic Capital Advisors LP | 0 | $0 | 0.00% | −500,003−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −451,608−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −425,216−100.0% | Sold out |
| Whitebox Advisors LLC | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −225,000−100.0% | Sold out |
| Sage Mountain Advisors LLC | 0 | $0 | 0.00% | −201,113−100.0% | Sold out |
| Davidson Kempner Capital Management LP | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −170,000−100.0% | Sold out |
| Whitefort Capital Management, LP | 0 | $0 | 0.00% | −160,615−100.0% | Sold out |
| Context Capital Management, LLC | 0 | $0 | 0.00% | −149,400−100.0% | Sold out |
| BlueCrest Capital Management Ltd | 0 | $0 | 0.00% | −125,000−100.0% | Sold out |
| Seven Grand Managers, LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Luxor Capital Group, LP | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Aequim Alternative Investments LP | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Caas Capital Management LP | 0 | $0 | 0.00% | −95,602−100.0% | Sold out |
| CSS LLC | 0 | $0 | 0.00% | −83,779−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −47,100−100.0% | Sold out |
| Rpo LLC | 0 | $0 | 0.00% | −34,138−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −21,184−100.0% | Sold out |
| Ancora Advisors, LLC | 0 | $0 | 0.00% | −2,333−100.0% | Sold out |
| Trustcore Financial Services, LLC | 0 | $0 | 0.00% | −1,015−100.0% | Sold out |
| Westchester Capital Management, LLC | 0 | $0 | 0.00% | −27−100.0% | Sold out |