PROK Institutional Ownership
Who owns Prokidney Corp. and what the big funds did with it last quarter, from every SEC 13F filing. 71 funds reported holding PROK at Jun 30, 2026.
- ▲47 buying vs 32 selling
- ▲Shares held by funds +11.7%
- ●Funds holding +0
- ▼Superinvestors: 0 added, 3 cut
- ●Put/call not meaningful
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 71 | 71 | 0.0% |
| In funds' top 10 | 1 | 1 | 0.0% |
| 13F shares | 48.8M | 43.7M | +11.7% |
| Held by funds | – | – | – |
| New positions | 22 | 14 | +57.1% |
| Increased | 25 | 19 | +31.6% |
| Reduced | 11 | 22 | −50.0% |
| Sold out | 21 | 9 | +133.3% |
| Calls (shares) | 0 | 0 | – |
| Puts (shares) | 0 | 0 | – |
| Put/call ratio | – | – | – |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in PROK
All superinvestors →
Who owns PROK
share of fund held shares- Index and passive funds25.6%
- Active managers and hedge funds46.9%
- Banks and brokers25.2%
- Pensions, insurers and other2.3%
The top 10 holders own 79.5% of all PROK shares that funds reported. Groups are our own grouping of filers by name.
Put/call ratio
funds' options, market makers left outAbove 1 means funds hold more puts than calls, a sign of hedging or bets on a fall. Options are valued at the underlying shares.
Filed so far for Q3 2026
16 funds changed their position- Simplify Asset Management Inc.New+484K sh
- Hennion & Walsh Asset Management, Inc.Trimmed−41K sh
- Abel Hall, LLCTrimmed−36K sh
- Aaron Wealth Advisors LLCNew+30K sh
- ProShare Advisors LLCNew+14K sh
🔒 Free account: see all 16.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | Montanova Capital, LLC | – | 12.3M | $25.2M | 0 |
| 2 | Morgan Stanley | – | 9.9M | $20.1M | +898K |
| 3 | BlackRock, Inc. | – | 5.2M | $10.6M | +3.8M |
| 4 | Geode Capital Management, LLC | – | 2.4M | $4.9M | +1.2M |
| 5 | Bleichroeder LP | – | 2M | $4.1M | 0 |
| 6 | Hennion & Walsh Asset Management, Inc. | – | 1.8M | $3.8M | +236K |
| 7 | Artia Global Partners LP | – | 1.8M | $3.7M | 0 |
| 8 | Vanguard Capital Management LLC | – | 1.2M | $2.4M | +28K |
| 9 | Renaissance Technologies LLC | – | 1.1M | $2.2M | −151K |
| 10 | Millennium Management LLC | – | 1.1M | $2.2M | −1.2M |
- BlackRock, Inc.+3.8M sh+$7.8M
- Geode Capital Management, LLC+1.2M sh+$2.4M
- Morgan Stanley+898K sh+$1.8M
- Vanguard Portfolio Management LLC+517K sh+$1.1M
- State Street Corp+489K sh+$998K
- Northern Trust Corp+423K sh+$863K
- Voleon Capital Management LP+371K sh+$756K
- UBS Group AG+337K sh+$687K
- Millennium Management LLC−1.2M sh−$2.5M
- Marshall Wace, LLP−1M sh−$1.8M
- Woodline Partners LP−500K sh−$895K
- Jane Street Group, LLC−224K sh−$458K
- ExodusPoint Capital Management, LP−254K sh−$455K
- Goldman Sachs Group Inc−219K sh−$447K
- Bank of America Corp /de/−208K sh−$425K
- Renaissance Technologies LLC−151K sh−$309K
PROK institutional ownership FAQ
Who owns the most PROK stock?
In Q2 2026 13F filings the largest holder of PROK was Montanova Capital, LLC, followed by Morgan Stanley and BlackRock, Inc.. Index fund managers are usually the biggest holders of large companies.
What percentage of PROK is owned by institutions?
71 funds reported holding 48.8M PROK shares at Jun 30, 2026.
Are hedge funds buying PROK?
In Q2 2026, 47 funds bought PROK (22 of them new positions) and 32 sold (21 sold out completely). Among well known investors, 0 added and 3 cut. Our fund sentiment for PROK is neutral.
What is PROK's institutional put/call ratio?
Too few option positions were reported for a meaningful ratio.
How current is this PROK ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.