PROK
PROKIDNEY CORP. · Healthcare
Insiders sold $1.1M net in the last 90 days ·1 seller, 0 buyers· latest Form 4 filed Aug 20, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$3.0M
reported sales (SEC code S)
Unique Insiders
1
in the rolling window
Latest filing
Aug 20, 2026
Pereira Brian JG
PROKIDNEY CORP. (PROK) has 5 SEC Form 4 filings (14 transaction rows) in the rolling window, disclosed by 1 distinct insider. Most recent filing: Aug 20, 2026.
Inside the rolling window, 1 insider at PROKIDNEY CORP. reported no open-market purchases and 5 open-market sales totaling $3.0M. The most active filer is Director Pereira Brian JG with 5 filings. Insiders have net sold $1.1M over the trailing 6 months. The most recent open-market filing is a sale of 257,164 shares by Director Pereira Brian JG, dated Aug 18, 2026, worth $353K.
- Industry:Biotechnology
- CEO:Bruce Culleton
- Employees:231
- HQ:Winston-Salem, NC, US
- IPO:2021-06-30
| Source | |||||||
|---|---|---|---|---|---|---|---|
Pereira Brian JGFirst in 9 months | Director | Sale | 257,164 | $353K | Aug 20 | +1.4% | SEC ↗ |
Pereira Brian JGFirst in 9 months | Director | Sale | 250,000 | $360K | Aug 20 | +1.4% | SEC ↗ |
Pereira Brian JGFirst in 9 months | Director | Sale | 250,000 | $355K | Aug 20 | +1.4% | SEC ↗ |
Pereira Brian JGFirst filing | Director | Sale | 255,026 | $695K | Nov 14 | -40.2% | SEC ↗ |
Pereira Brian JGFirst filing | Director | Sale | 502,136 | $1.2M | Nov 14 | -40.2% | SEC ↗ |
Frequently asked questions
How many SEC Form 4 insider filings does PROK have?
PROKIDNEY CORP. (PROK) has 5 SEC Form 4 filings (14 transaction rows) in the rolling 365-day window, disclosed by 1 distinct insider. Most recent filing: Aug 20, 2026.
When was the most recent SEC Form 4 filing for PROK?
The most recent Form 4 filing for PROK on Tracefour is dated Aug 20, 2026.
Who is the most active insider at PROK?
The most active SEC Form 4 filer at PROK in the rolling window is Director Pereira Brian JG, with 5 filings.
What is the net insider flow at PROK over the last 6 months?
Over the trailing 180 days, insiders at PROK have net sold $1.1M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at PROK in the current window?
Inside the rolling window, insiders at PROK bought $0 and sold $3.0M based on SEC Form 4 filings.
Can I get alerts for PROK insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at PROKIDNEY CORP. (PROK). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
PROKIDNEY CORP. is in the Healthcare sector.