Thomas R. Knott

CIK 1816476 · View on SEC EDGAR ↗

Insider

First SEC filing: Sept. 17, 2024 · Latest: June 15, 2026

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Insider at

Insider transactions

2 buys (P) 0 sells (S) Net: $1,746,388 + 3 non-open-market transactions below Avg return of open purchases vs now: -6.4% last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

3 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
June 11, 2026 GPGI P 85,250 $11.67 $994,868 129,250 Direct +193.75% Acquired 11.2% (price as of 2026-08-20)
March 17, 2026 GPGI P 44,000 $17.08 $751,520 44,000 Direct Acquired -24.0% (price as of 2026-08-20)
Feb. 20, 2025 GPGI P 233,070 $16.57 $3,861,970 879,963 Indirect +36.03% Acquired -5.7% (price as of 2026-08-20)
Feb. 14, 2025 GPGI P 205,120 $15.83 $3,247,050 646,893 Indirect +46.43% Acquired -1.3% (price as of 2026-08-20)
Feb. 13, 2025 GPGI P 220,587 $15.50 $3,419,098 441,773 Indirect +99.73% Acquired 0.8% (price as of 2026-08-20)
Feb. 12, 2025 GPGI P 221,186 $15.01 $3,320,002 221,186 Indirect Acquired 4.1% (price as of 2026-08-20)

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
Feb. 26, 2026 GPGI Stock Option (Right to Buy) Class A Common Stock (1,150,029) $23.12 Feb. 26, 2036 1,150,029 Acquired
Oct. 1, 2024 GPGI Stock Option (Right to Buy) Class A Common Stock (837,037) $13.82 Oct. 1, 2034 837,037 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 2 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Sept. 17, 2024 GPGI Class A Common Stock 49,290,409 Indirect
June 29, 2020 MIR Employee Fund Interests→ Class B Common Stock (900,000) 900,000 Direct