StockCIK 1850270

PROKIDNEY CORP. (PROK): Insider Trades and Fund Holdings

In the past 12 months, PROKIDNEY CORP. insiders reported 0 open-market purchases worth $0 and 6 sales worth $1.07M; 0 of the sales were reported as made under a 10b5-1 trading plan.

0Insider buys, 12 months

$0Bought by insiders, 12 months

$1.07MSold by insiders, 12 months

1Tracked funds holding

Recent insider trades

Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Aug 20, 2026.

Recent PROK insider trades
Filed	Traded	Insider	Role	Type	Shares	Price ($)	Value	Holding	Filing
Aug 20	Aug 19	Brian Jg PereiraDirector	Director (ind.)	▼ SELL	222,949	1.44	$321K	−50%	Form 4 ↗
Aug 20	Aug 20	Brian Jg PereiraDirector	Director (ind.)	▼ SELL	222,948	1.42	$317K	All sold	Form 4 ↗
Aug 20	Aug 18	Brian Jg PereiraDirector	Director (ind.)	▼ SELL	229,338	1.37	$314K	−34%	Form 4 ↗
Aug 20	Aug 19	Brian Jg PereiraDirector	Director	▼ SELL	27,051	1.44	$39K	−50%	Form 4 ↗
Aug 20	Aug 20	Brian Jg PereiraDirector	Director	▼ SELL	27,052	1.42	$38K	All sold	Form 4 ↗
Aug 20	Aug 18	Brian Jg PereiraDirector	Director	▼ SELL	27,826	1.37	$38K	−34%	Form 4 ↗

Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings

Insiders who traded in the past year

Insider	Role	Buys	Bought	Sells	Sold	Latest
Brian Jg Pereira	Director	0	$0	6	$1.07M	Aug 20, 2026

Tracked funds that report PROK

From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.

Fund	Quarter	Shares	Value	% of portfolio	Change
Renaissance Technologies	Q2 2026	1,099,400	$2.24M	0.00%	▼ −12.1%

Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings

Reading these numbers

Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →