ProKidney Corp. (PROK)
Nasdaq: PROK · Biological Products, (No Diagnostic Substances) · Winston-Salem, NC · filing with the SEC since 2021
Who owns ProKidney Corp.
As filed with the SECHolders of 5% or more
2
Tolerantia, LLC holds 36.5% of Class A ordinary shares, par value $0.0001 per share, as its SCHEDULE 13D/A filed Jun 5, 2025 says.
Directors and officers
12
report now, of 25 people on the record since 2021. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 2 named at left.
Holders of 5% or moreshare of the class, as filed
Tolerantia, LLC
SCHEDULE 13D/A · filed Jun 5, 2025 · Class A ordinary shares, par value $0.0001 per share · 38% in Feb 6, 2025
Carlos Slim Helu
SCHEDULE 13D/A · filed Apr 30, 2026 · Class A Common Stock, par value $0.0001 per share
Morgan Stanley
SCHEDULE 13G/A · filed Aug 12, 2026 · Class A Common Stock · reported falling below 5%, from 6% in Feb 12, 2026
Morgan Stanley
SCHEDULE 13G/A · filed Aug 7, 2025 · Ordinary Shares · reported falling below 5%, from 7.8% in May 6, 2025
Blackrock, Inc.
SCHEDULE 13G/A · filed Jul 17, 2025 · Class A Stock · reported falling below 5%
What PROK reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
Pklp
A company bought · acquisition · owns, named in the 10-K filed Mar 18, 2026
6 subsidiaries in 1 country, from the list filed with the 10-K filed Mar 18, 2026.
Insider tradesForm 4
10sales
0purchases
0sales on a scheduled plan
1people selling
$3.0Msold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Nov 3, 2025 to Nov 3, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Nov 3, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window1 of 30 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Pereira Brian Jg | director | 10 | $3.0M | 0 | 0 | $0 |