Culleton Bruce bought PROK
November 2, 2026 · Form 4 insider transaction
Culleton Bruce bought 500,000 shares of ProKidney Corp. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
500,000
Price
$0.00
Total value
N/A
InsiderCulleton Bruce
RoleOfficer, Director
CompanyProKidney Corp. (PROK)
SecurityEmployee stock option (right to buy)
Transaction codeA: Grant or award
Transaction dateNovember 2, 2026
Filing dateNovember 3, 2026
Shares owned after500,000
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
This performance-based stock option was granted on December 3, 2023. On November 2, 2026, the Company's board of directors certified achievement of the performance goal at 100%. In addition to the achievement of the performance goal, the options are subject to time vesting requirements under which 25% vested on November 2, 2026 and the remaining 75% vests in equal installments of 125,000 shares on each of February 15, 2027, May 15, 2027 and August 15, 2027.