Companies / Prokidney Corp.

Prokidney Corp.

Nasdaq: PROKCIK 1850270WINSTON-SALEM, NC

Financials

Revenue—
Net income$-151.61M
Total debt—
Cash$74.87M
Diluted EPS$-0.23
Shares outstanding302.3M

Ownership

302.3M shares outstanding · as of Aug 10, 2026
24.4%10%+ / strategic
Ownership
69.1%Class A
Share classes
Class A69.11%
Class B30.89%
10%+ / strategic24.43%73,842,723
Institutions15.71%47,492,526
Public float59.87%180,987,406

% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.

Insiders 7

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Insider% of sharesShares
Carlos Slim Helu10% owner
24.43%73,842,723
Coulston JamesChief Financial Officer
——
Culleton BruceCEOChief Executive Officer · Director
——
Doyle William FDirector
——
Girolamo Todd CChief Legal Officer
——
Pereira Brian JGDirector
——
Weber Darin J.FormerChief Regulatory Officer
——

Institutional holders 64

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HolderValue% of shares
Suvretta Capital Management, LLC$27.64M4.08%
Morgan Stanley$19.75M2.92%
BlackRock, Inc.$10.60M1.72%
Bleichroeder LP$4.48M0.66%
Artia Global Partners LP$4.12M0.61%
Millennium Management LLC$4.07M0.75%
Vanguard Group Inc$3.69M0.55%
Hennion & Walsh Asset Management, Inc.$3.37M0.50%
Renaissance Technologies LLC$2.24M0.41%
Geode Capital Management, LLC$2.20M0.41%

Activity

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InsidersInstitutions
What insiders are doing in this stock (Form 4).
DateActorActionSecurityValueShares ΔPosition afterImpact
Apr 28, 2026Carlos Slim Helu
10% owner
OtherClass A Common Shares (as defined in Exhibit 99.1 hereto)$0+63.1M
+588.57%
73,842,723
24.43% of shares
low
May 28, 2026Pereira Brian JG
Director
GrantDirector stock option (right to buy)—+135K
135,000
0.04% of shares
low
Apr 28, 2026Carlos Slim Helu
10% owner
OtherCommon Units in ProKidney LLC—-63.1M
-100.00%
0
0.00% of shares
low
Apr 28, 2026Carlos Slim Helu
10% owner
OtherClass B Common Shares—-63.1M
-100.00%
0
0.00% of shares
low
May 28, 2026Doyle William F
Director
GrantDirector stock option (right to buy)—+135K
135,000
0.04% of shares
low
Mar 1, 2026Coulston James
Executive
GrantEmployee stock option (right to buy)—+600K
600,000
0.20% of shares
low
Mar 1, 2026Weber Darin J.
Executive
GrantEmployee stock option (right to buy)—+400K
400,000
0.13% of shares
low
Mar 1, 2026Girolamo Todd C
Executive
GrantEmployee stock option (right to buy)—+600K
600,000
0.20% of shares
low

5%+ ownership events

Schedule 13D / 13G
FilerStance% of classSharesDate
Morgan StanleyPassive13G———

Securities

via CUSIP / OpenFIGI
SymbolTypeMarketCUSIPFIGI
PROKCommon StockEquity74291D104BBG0119BQ2Y2