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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, Q4 2025

Institutional positions in Prokidney Corp. as of Dec 31, 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
63
+7 vs. Q3 2025
Shares held
42.9M
+8.49M (+24.6%) vs. Q3 2025
Total value
$96.2M
+$12.8M (+15.4%) vs. Q3 2025
New holders
18
22 more added
Sold out
11
15 more reduced

Compare with Q3 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.

Institutional holdersQ4 2025: 63 institutions
Q1 2021: 0 institutionsQ2 2021: 71 institutionsQ3 2021: 84 institutionsQ4 2021: 90 institutionsQ1 2022: 80 institutionsQ2 2022: 67 institutionsQ3 2022: 18 institutionsQ4 2022: 27 institutionsQ1 2023: 35 institutionsQ2 2023: 56 institutionsQ3 2023: 67 institutionsQ4 2023: 61 institutionsQ1 2024: 55 institutionsQ2 2024: 65 institutionsQ3 2024: 71 institutionsQ4 2024: 74 institutionsQ1 2025: 69 institutionsQ2 2025: 56 institutionsQ3 2025: 56 institutionsQ4 2025: 63 institutionsQ1 2026: 71 institutionsQ2 2026: 71 institutions
Value heldQ4 2025: $96.2M
Q1 2021: $0Q2 2021: $229.4MQ3 2021: $226.1MQ4 2021: $227.0MQ1 2022: $232.0MQ2 2022: $191.2MQ3 2022: $144.4MQ4 2022: $215.6MQ1 2023: $391.2MQ2 2023: $445.6MQ3 2023: $185.4MQ4 2023: $52.3MQ1 2024: $44.1MQ2 2024: $98.8MQ3 2024: $94.3MQ4 2024: $86.1MQ1 2025: $42.0MQ2 2025: $20.9MQ3 2025: $83.4MQ4 2025: $96.2MQ1 2026: $78.1MQ2 2026: $99.5M
Institutions holding PROK and their total value by quarter
QuarterHoldersValue
Q2 202671$99.5M
Q1 202671$78.1M
Q4 202563$96.2M
Q3 202556$83.4M
Q2 202556$20.9M
Q1 202569$42.0M
Q4 202474$86.1M
Q3 202471$94.3M
Q2 202465$98.8M
Q1 202455$44.1M
Q4 202361$52.3M
Q3 202367$185.4M
Q2 202356$445.6M
Q1 202335$391.2M
Q4 202227$215.6M
Q3 202218$144.4M
Q2 202267$191.2M
Q1 202280$232.0M
Q4 202190$227.0M
Q3 202184$226.1M
Q2 202171$229.4M
Q1 20210$0

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Prokidney Corp.; share changes are against Q3 2025.

Institutions holding PROK in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Suvretta Capital Management, LLC12,341,266$27.6M0.69%00.0%Unchanged
Morgan Stanley8,817,001$19.8M0.00%+2,069,979+30.7%Added
Bleichroeder LP2,000,000$4.48M0.79%00.0%Unchanged
Artia Global Partners LP1,838,411$4.12M0.66%+1,838,411New
Millennium Management LLC1,834,536$4.11M0.00%−121,842−6.2%Reduced
Vanguard Group Inc1,648,229$3.69M0.00%+84,113+5.4%Added
Hennion & Walsh Asset Management, Inc.1,503,886$3.37M0.12%+583,983+63.5%Added
BlackRock, Inc.1,404,167$3.15M0.00%+126,964+9.9%Added
Geode Capital Management, LLC1,197,530$2.68M0.00%+100,748+9.2%Added
Brown University1,000,000$2.24M1.57%00.0%Unchanged
Renaissance Technologies LLC895,705$2.01M0.00%+763,705+578.6%Added
Bank of America Corp706,144$1.58M0.00%+45,280+6.9%Added
Goldman Sachs Group Inc681,161$1.53M0.00%+516,544+313.8%Added
Charles Schwab Investment Management Inc623,110$1.40M0.00%−29,981−4.6%Reduced
Marshall Wace, LLP612,485$1.37M0.00%+531,279+654.2%Added
Woodline Partners LP500,000$1.12M0.00%+500,000New
Jane Street Group, LLC493,849$1.11M0.00%+424,856+615.8%Added
State Street Corp480,345$1.08M0.00%+5,388+1.1%Added
Two Sigma Investments, LP465,509$1.04M0.00%+366,227+368.9%Added
MYDA Advisors LLC440,000$985.6K0.28%−10,000−2.2%Reduced
UBS Group AG416,539$933.0K0.00%−91,814−18.1%Reduced
Susquehanna International Group, LLP398,880$893.5K0.00%+143,876+56.4%Added
Citadel Advisors LLC371,797$832.8K0.00%+27,008+7.8%Added
Squarepoint Ops LLC351,421$787.2K0.00%+6,845+2.0%Added
Amundi272,242$609.8K0.00%+272,242New
Northern Trust Corp241,580$541.1K0.00%+51,528+27.1%Added
Gsa Capital Partners LLP189,044$423.0K0.04%+21,013+12.5%Added
Barclays PLC170,001$380.8K0.00%+170,000+17,000,000.0%Added
ExodusPoint Capital Management, LP128,853$288.6K0.00%+23,924+22.8%Added
Omers Administration Corp124,400$278.7K0.00%+124,400New
Virtus Investment Advisers, Inc.120,376$269.6K0.07%+120,376New
Susquehanna Portfolio Strategies, LLC108,444$242.9K0.00%−35,018−24.4%Reduced
Simplex Trading, LLC86,046$192.7K0.01%+8,228+10.6%Added
Jefferies Financial Group Inc.62,035$139.0K0.00%−3,265−5.0%Reduced
Citigroup Inc61,727$138.3K0.00%+59,433+2,590.8%Added
FNY Investment Advisers, LLC59,052$132.0K0.04%+59,052New
Lighthouse Investment Partners, LLC48,060$107.7K0.00%+48,060New
Hudson Bay Capital Management LP45,056$100.9K0.00%+45,056New
EntryPoint Capital, LLC28,817$64.5K0.03%+28,817New
Group One Trading, L.P.28,021$62.8K0.00%+28,021New
Virtus Family Office LLC27,500$61.6K0.05%00.0%Unchanged
Point72 Asset Management, L.P.17,087$38.3K0.00%+17,087New
Letko, Brosseau & Associates Inc15,900$35.6K0.00%00.0%Unchanged
Callan Family Office, LLC13,394$30.0K0.00%+13,394New
Cetera Investment Advisers12,288$27.5K0.00%+12,288New
Victory Capital Management Inc12,149$27.2K0.00%+715+6.3%Added
Bank of New York Mellon Corp11,192$25.1K0.00%00.0%Unchanged
Two Sigma Advisers, LP10,900$24.4K0.00%+10,900New
FMR LLC10,310$23.1K0.00%−1,591−13.4%Reduced
Nine Masts Capital Ltd10,244$22.9K0.00%+10,244New
Wells Fargo & Company3,000$6.72K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.950$2.13K0.00%−215−18.5%Reduced
Royal Bank of Canada1,077$2.00K0.00%−146,401−99.3%Reduced
BNP Paribas Arbitrage, SA871$1.95K0.00%−923−51.4%Reduced
Garner Asset Management Corp800$1.79K0.00%+800New
JPMorgan Chase & Co756$1.69K0.00%00.0%Unchanged
Basecamp Wealth Advisors LLC720$1.61K0.00%+720New
CWM, LLC570$1.00K0.00%−684−54.5%Reduced
Jones Financial Companies LLLP100$2240.00%−3,230−97.0%Reduced
Signaturefd, LLC75$1680.00%−75−50.0%Reduced
SRS Capital Advisors, Inc.65$1460.00%−183−73.8%Reduced
SBI Securities Co., Ltd.50$1120.00%+50New
Tower Research Capital LLC (TRC)15$340.00%−4,176−99.6%Reduced
HRT Financial LP0$00.00%−211,326−100.0%Sold out
Virtu Financial LLC0$00.00%−84,002−100.0%Sold out
Zullo Investment Group, Inc.0$00.00%−11,620−100.0%Sold out
Engineers Gate Manager LP0$00.00%−10,452−100.0%Sold out
Groupe la Francaise0$00.00%−1,500−100.0%Sold out
Caitlin John, LLC0$00.00%−350−100.0%Sold out
Advisory Services Network, LLC0$00.00%−184−100.0%Sold out
US Bancorp0$00.00%−100−100.0%Sold out
EverSource Wealth Advisors, LLC0$00.00%−38−100.0%Sold out
Rockefeller Capital Management L.P.0$00.00%−12−100.0%Sold out
IFP Advisors, Inc0$00.00%−9−100.0%Sold out