13F

Stock

Prokidney Corp.

PROK · held by 70 managers

Reported value

$77.6M

Holders

70

+14 new · −9 exited

Holders’ est. mark

−$17.7M

Price effect on 53 books still in the name

Largest holder

$22.1M

SUVRETTA CAPITAL MANAGEMENT, LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
SUVRETTA CAPITAL MANAGEMENT, LLC12.3M$22.1M−$5.55MCut−$5.55M
MORGAN STANLEY8.96M$16M−$3.97MCut−$3.72M
MILLENNIUM MANAGEMENT LLC2.27M$4.07M−$825.5KCut−$43.2K
Bleichroeder LP2M$3.58M−$900KCut−$900K
Artia Global Partners LP1.81M$3.23M−$813.1KCut−$883.6K
Hennion & Walsh Asset Management, Inc.1.61M$2.88M−$676.7KCut−$483.8K
BlackRock, Inc.1.39M$2.48M−$624.2KCut−$662.4K
Renaissance Technologies1.25M$2.24M−$403.1KAdded$232.5K
GEODE CAPITAL MANAGEMENT, LLC1.23M$2.2M−$538.9KCut−$480K
VANGUARD CAPITAL MANAGEMENT LLC1.15M$2.05MHeld
MARSHALL WACE, LLP1.01M$1.81M−$275.6KAdded$439.1K
Brown University1M$1.79M−$450KCut−$450K
BANK OF AMERICA CORP /DE/753.4K$1.35M−$317.8KCut−$233.2K
CHARLES SCHWAB INVESTMENT MANAGEMENT INC627.8K$1.12M−$280.4KCut−$272.1K
State Street556.8K$996.8K−$216.2KCut−$79.2K
VANGUARD FIDUCIARY TRUST CO538.4K$963.7KHeld
Woodline Partners LP500K$895K−$225KCut−$225K
MYDA Advisors LLC428.8K$767.5K−$192.9KCut−$218.1K
GOLDMAN SACHS GROUP INC421.9K$755.2K−$189.9KCut−$770.6K
TWO SIGMA INVESTMENTS, LP346.4K$620K−$155.9KCut−$422.7K
UBS Group AG334.5K$598.8K−$150.5KCut−$334.2K
Amundi291.7K$522.2K−$122.5KCut−$87.7K
JANE STREET GROUP, LLC264.3K$473.1K−$118.9KCut−$633.2K
ExodusPoint Capital Management, LP254.4K$455.3K−$58KAdded$166.7K
NORTHERN TRUST CORP241.6K$432.4K−$108.7KCut−$108.7K
Squarepoint Ops LLC211.1K$377.9K−$95KCut−$409.3K
SUSQUEHANNA INTERNATIONAL GROUP, LLP204.5K$366K−$92KCut−$527.5K
BARCLAYS PLC146.3K$261.8K−$65.8KCut−$119K
Virtus Investment Advisers, LLC123.4K$220.9K−$54.2KCut−$48.8K
Voleon Capital Management LP102.7K$183.8KNew
Susquehanna Portfolio Strategies, LLC97.4K$174.3K−$43.8KCut−$68.6K
EntryPoint Capital, LLC82.9K$148.3K−$13KAdded$83.8K
OMERS ADMINISTRATION Corp67.9K$121.5K−$30.6KCut−$157.1K
Point72 Asset Management, L.P.65.6K$117.4K−$7.69KAdded$79.1K
Brevan Howard Capital Management LP64.2K$114.8KNew
Hudson Bay Capital Management LP62.1K$111.1K−$20.3KAdded$10.2K
Jain Global LLC51.3K$91.8KNew
CITIGROUP INC49.4K$88.4K−$22.2KCut−$49.9K
Diametric Capital, LP47.8K$85.6KNew
Catalyst Funds Management Pty Ltd47.8K$85.6KNew
Jefferies Financial Group Inc.46.4K$83.1K−$20.9KCut−$55.9K
Vanguard Global Advisers, LLC34.1K$61KHeld
Schonfeld Strategic Advisors LLC32.8K$58.8KNew
Virtus Family Office LLC27.5K$49.2K−$12.4KCut−$12.4K
Tower Research Capital LLC (TRC)20.4K$36.6K−$7Added$36.6K
Jump Financial, LLC18.5K$33.2KNew
LETKO, BROSSEAU & ASSOCIATES INC15.9K$28.5K−$7.16KCut−$7.16K
SummitTX Capital, L.P.14.6K$26.1KNew
R Squared Ltd13.7K$24.5KNew
CTC Alternative Strategies, Ltd.13.5K$24.1KNew
Callan Family Office, LLC13.4K$24K−$6.03KCut−$6.03K
LMR Partners LLP12.5K$22.3KNew
PRELUDE CAPITAL MANAGEMENT, LLC12.1K$21.7KNew
VICTORY CAPITAL MANAGEMENT INC11.8K$21.2K−$5.32KCut−$6.04K
Bank of New York Mellon Corp11.2K$20K−$5.04KCut−$5.04K
Caitong International Asset Management Co., Ltd11K$19.7KNew
Fidelity10.3K$18.4K−$4.61KCut−$4.74K
SIMPLEX TRADING, LLC6.74K$12.1K−$3.03KCut−$180.7K
BNP PARIBAS FINANCIAL MARKETS4.12K$7.38K−$392Added$5.43K
OSAIC HOLDINGS, INC.950$1.7K−$428Cut−$428
JPMORGAN CHASE & CO756$1.23K−$468Cut−$468
CWM, LLC455$814$813Added$813
SBI Securities Co., Ltd.300$537−$23Added$425
GSA CAPITAL PARTNERS LLP203.2K$364−$84Cut−$59
HRT FINANCIAL LP119K$212New
JONES FINANCIAL COMPANIES LLLP100$160−$64Cut−$64
SIGNATUREFD, LLC75$134−$34Cut−$34
Arax Advisory Partners61$116−$21Cut−$30
FNY Investment Advisers, LLC1K$1−$1Cut−$131
ROYAL BANK OF CANADA190$0−$353Cut−$2K

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.