Bruce Culleton
First SEC filing: Sept. 16, 2024 · Latest: Sept. 16, 2024
Insider at
Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 1, 2026 | PROK | A | 3,000,000 | · | · | 3,000,000 Direct | · | Acquired | (price as of 2026-10-02) |
| March 1, 2025 | PROK | A | 1,796,000 | · | · | 1,796,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 13, 2024 | PROK | A | 500,000 | · | · | 500,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Dec. 3, 2023 | PROK | A | 2,000,000 | · | · | 2,000,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 1, 2023 | PROK | A | 485,000 | · | · | 485,000 Direct | · | Acquired | (price as of 2026-10-02) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| March 1, 2026 | PROK | Employee stock option (right to buy) | Class A Common Stock | $2.24 | March 1, 2036 | 3,000,000 | Acquired |
| March 1, 2025 | PROK | Employee stock option (right to buy) | Class A Ordinary Shares | $1.23 | March 1, 2035 | 1,796,000 | Acquired |
| Sept. 13, 2024 | PROK | Employee stock option (right to buy) | Class A Ordinary Shares | $1.69 | Dec. 3, 2033 | 500,000 | Acquired |
| Dec. 3, 2023 | PROK | Employee stock option (right to buy) | Class A Ordinary Shares | · | Dec. 3, 2033 | 2,000,000 | Acquired |
| Aug. 1, 2023 | PROK | Employee stock option (right to buy) | Class A Ordinary Shares | $13.08 | Aug. 1, 2033 | 485,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2025 | $687,738 | · | · | $1,775,166 | $478,080 | · | $15,463 | $2,956,447 |
| 2023 | $244,961 | · | · | $8,345,464 | $120,824 | · | $891 | $8,712,140 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.