ProKidney Ownership | Who Owns ProKidney?
ProKidney Ownership Summary
ProKidney is owned by 31.06% institutional investors, 68.84% insiders, and 0.10% retail investors. Suvretta capital management is the largest institutional shareholder, holding 9.21% of PROK shares. NUMC B0-B is the top mutual fund, with 2.42% of its assets in ProKidney shares.
PROK Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | ProKidney | 31.06% | 68.84% | 0.10% |
| Sector | Healthcare Stocks | 35.58% | 11.87% | 52.55% |
| Industry | Biotech Stocks | 35.75% | 11.83% | 52.41% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Suvretta capital management | 12.34M | 9.21% | $22.09M |
| Morgan stanley | 8.96M | 6.69% | $16.03M |
| Millennium management | 2.27M | 1.70% | $4.07M |
| Bleichroeder lp | 2.00M | 1.49% | $3.58M |
| Artia global partners lp | 1.81M | 1.35% | $3.23M |
| Vanguard group | 1.65M | 1.22% | $3.69M |
| Hennion & walsh asset management | 1.61M | 1.20% | $2.88M |
| Blackrock funding, inc. /de | 1.39M | 1.04% | $2.48M |
| Renaissance | 1.25M | 0.93% | $2.24M |
| Geode capital management | 1.23M | 0.92% | $2.20M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Brown university | 1.00M | 1.43% | $2.42M |
| Artia global partners lp | 1.81M | 0.71% | $3.23M |
| Bleichroeder lp | 2.00M | 0.62% | $3.58M |
| Suvretta capital management | 12.34M | 0.56% | $22.09M |
| Myda advisors | 428.77K | 0.13% | $767.51K |
| Hennion & walsh asset management | 1.61M | 0.10% | $2.88M |
| Virtus investment advisers | 123.39K | 0.06% | $220.87K |
| Entrypoint capital | 82.86K | 0.04% | $148.32K |
| Virtus family office | 27.50K | 0.04% | $49.23K |
| Gsa capital partners llp | 203.23K | 0.02% | $364.00K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Vanguard fiduciary trust | 538.37K | 0.00% | 538.37K |
| Millennium management | 2.27M | 0.00% | 437.04K |
| Marshall wace, llp | 1.01M | 0.00% | 399.26K |
| Renaissance | 1.25M | 0.00% | 355.09K |
| Morgan stanley | 8.96M | 0.00% | 138.97K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Citadel advisors | - | - | -371.80K |
| Y-intercept (hong kong) | - | - | -351.62K |
| Goldman sachs group | 421.90K | 0.00% | -259.26K |
| Jane street group | 264.29K | 0.00% | -229.56K |
| Susquehanna group, llp | 204.49K | - | -194.39K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Vanguard fiduciary trust | 538.37K | 0.00% | 538.37K | $963.68K |
| Voleon capital management lp | 102.70K | 0.00% | 102.70K | $183.83K |
| Brevan howard capital management lp | 64.15K | 0.00% | 64.15K | $114.83K |
| Jain global | 51.30K | 0.00% | 51.30K | $91.84K |
| Diametric capital, lp | 47.83K | 0.02% | 47.83K | $85.61K |
Sold Out
| Holder | Change |
|---|---|
| Ifp advisors | -9.00 |
| True wealth design | -11.00 |
| Eversource wealth advisors | -38.00 |
| Us bancorp \de\ | -100.00 |
| Pnc financial services group | -247.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 68 | 3.03% | 41,596,497 | -0.83% | 31 | 3.22% | 36 | -5.26% | 18 | 20.00% |
| Dec 31, 2025 | 11 | -82.26% | 3,673,357 | -89.34% | 2 | 0.42% | 5 | -83.87% | 2 | -90.48% |
| Sep 30, 2025 | 3 | -94.12% | 1,000,702 | -97.12% | - | 0.11% | 1 | -96.77% | 1 | -93.33% |
| Jun 30, 2025 | 51 | -28.17% | 34,704,915 | -27.70% | 26 | 1.92% | 31 | -16.22% | 15 | -16.67% |
| Mar 31, 2025 | 70 | -5.41% | 47,996,285 | -5.73% | 37 | 2.29% | 38 | -9.52% | 18 | -5.26% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| NUMC B0-B | 3.43M | 2.42% | - |
| iShares Russell 2000 ETF | 2.58M | 1.99% | - |
| Morgan Stanley Growth | 1.84M | 1.42% | -1.09M |
| Morgan Stanley Growth SMA | 1.84M | 1.42% | -1.09M |
| Morgan Stanley Inst Growth I | 1.83M | 1.42% | -1.09M |
| MS INVF US Growth I | 1.50M | 1.16% | -854.27K |
| Fidelity Small Cap Index | 1.13M | 0.85% | - |
| Vanguard Institutional Extnd Mkt Idx Tr | 1.18M | 0.83% | 32.55K |
| Morgan Stanley Insight I | 1.12M | 0.79% | - |
| Morgan Stanley Insight | 1.12M | 0.79% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Nov 13, 2025 | Pereira Brian JG | - | Sell | $128.77K |
| Nov 12, 2025 | Pereira Brian JG | - | Sell | $75.15K |
| Nov 12, 2025 | Pereira Brian JG | - | Sell | $619.36K |
| Jul 08, 2025 | Weber Darin J. | Chief Regulatory Officer | Sell | $312.51K |
| Apr 22, 2025 | Control Empresarial de Capitales S.A. de C.V. | Add'l Rep. Persons-see Ex.99-1 | Buy | $276.37K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | - | - |
| 2026 Q1 | - | - |
| 2025 Q4 | - | 3 |
| 2025 Q3 | - | 1 |
| 2025 Q2 | 7 | - |
PROK Ownership FAQ
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