Shai Weiss

CIK 1478381 · View on SEC EDGAR ↗

Insider

First SEC filing: Feb. 8, 2011 · Latest: Feb. 8, 2011

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 11 non-open-market transactions below 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

11 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Dec. 16, 2013 GEVO P 370,370 — — 100,000 Indirect — Acquired (price as of 2026-08-21)
Dec. 16, 2013 GEVO P 18,519 — — 18,519 Direct — Acquired (price as of 2026-08-21)
Dec. 16, 2013 GEVO P 370,370 — — 3,124,288 Indirect +13.45% Acquired (price as of 2026-08-21)
Dec. 16, 2013 GEVO P 18,519 — — 18,519 Direct — Acquired (price as of 2026-08-21)
Feb. 14, 2011 GEVO P 186,667 $15.00 $2,800,005 2,753,918 Indirect +7.27% Acquired -100.0% (price as of 2026-08-21)

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
Dec. 16, 2013 GEVO Common Stock Warrants (right-to-buy) Common Stock (370,370) — Dec. 16, 2018 370,370 Acquired
Dec. 16, 2013 GEVO Common Stock Warrants (right-to-buy) Common Stock (18,519) — Dec. 16, 2018 18,519 Acquired
March 30, 2011 GEVO Non-Qualified Stock Option (right to buy) Common Stock (5,230) $17.53 March 23, 2021 5,230 Acquired
Feb. 14, 2011 GEVO Warrants (right to buy) Common Stock (28,786) $5.48 Jan. 18, 2018 28,786 Acquired
Feb. 14, 2011 GEVO Warrants (right to buy) Series C Preferred Stock — Jan. 18, 2018 28,786 Disposed
Feb. 14, 2011 GEVO Series D-1 Preferred Stock Common Stock — — 233,645 Disposed
Feb. 14, 2011 GEVO Series D Preferred Stock Common Stock — — 639,206 Disposed
Feb. 14, 2011 GEVO Series C Preferred Stock Common Stock — — 456,204 Disposed
Feb. 14, 2011 GEVO Series B Preferred Stock Common Stock — — 1,027,397 Disposed

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

Initial ownership (Form 3) 5 holdings

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

Date Ticker Security Shares Ownership
Feb. 8, 2011 GEVO Series B Preferred Stock→ Common Stock — Indirect
Feb. 8, 2011 GEVO Series C Preferred Stock→ Common Stock — Indirect
Feb. 8, 2011 GEVO Series D Preferred Stock→ Common Stock — Indirect
Feb. 8, 2011 GEVO Series D-1 Preferred Stock→ Common Stock — Indirect
Feb. 8, 2011 GEVO Warrants (right to buy)→ Series C Preferred Stock — Indirect