Tomas J. Heyman

CIK 1814673 · View on SEC EDGAR ↗

Insider

First SEC filing: March 18, 2026 · Latest: March 18, 2026

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Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 9 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

9 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
May 21, 2025 EXEL S 4,544 $44.29 $201,254 32,470 Direct -12.28% Disposed 21.7% (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
June 12, 2023 XLO Stock Option (right to buy) Common Stock (13,200) $2.80 June 11, 2033 13,200 Acquired
May 31, 2023 EXEL Option (right to buy) Common Stock (36,353) $19.28 May 30, 2030 36,353 Acquired
May 23, 2023 IVVD Stock Option (Right to Buy) Common Stock (50,000) $1.70 May 22, 2033 50,000 Acquired
Sept. 15, 2022 XLO Stock Option (right to buy) Common Stock (26,400) $3.15 Sept. 14, 2032 26,400 Acquired
June 22, 2022 IVVD Stock Option (Right to Buy) Common Stock (75,000) $3.09 June 21, 2032 75,000 Acquired

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

Initial ownership (Form 3) 3 holdings

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

Date Ticker Security Shares Ownership
March 18, 2026 LEGN Ordinary Shares [F1] 32,734 Direct
March 18, 2026 LEGN Share Option (right to buy)→ Ordinary Shares (30,000) 30,000 Direct
Aug. 5, 2021 IVVD Stock Option (Right to Buy)→ Common Stock (125,380) 125,380 Direct