Insider at

04

Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 23 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

23 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Nov. 18, 2021 SNDX S 10b5-1 14,000 $18.03 $252,420 16,000 Direct -46.67% Disposed -3.7% (price as of 2026-10-06)
Nov. 18, 2021 SNDX S 10b5-1 30 $18.03 $541 16,000 Direct -0.19% Disposed -3.7% (price as of 2026-10-06)
Aug. 18, 2021 SNDX S 10b5-1 15,635 $15.75 $246,251 16,000 Direct -49.42% Disposed 10.3% (price as of 2026-10-06)
May 18, 2021 SNDX S 10b5-1 11,926 $18.65 $222,420 17,683 Direct -40.28% Disposed -6.9% (price as of 2026-10-06)
May 18, 2021 SNDX S 10b5-1 1,683 $18.65 $31,388 16,000 Direct -9.52% Disposed -6.9% (price as of 2026-10-06)
March 1, 2021 SNDX S 10b5-1 10,167 $24.31 $247,160 16,074 Direct -38.74% Disposed -28.5% (price as of 2026-10-06)
March 1, 2021 SNDX S 10b5-1 74 $24.31 $1,799 16,000 Direct -0.46% Disposed -28.5% (price as of 2026-10-06)

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.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Nov. 18, 2021 SNDX Stock Options (Right to buy) Common Stock (0) $8.93 May 23, 2028 14,000 Disposed
Nov. 18, 2021 SNDX Stock Options (Right to buy) Common Stock (0) $7.88 June 10, 2029 30 Disposed
Aug. 18, 2021 SNDX Stock Options (Right to buy) Common Stock (0) $7.88 June 10, 2029 15,635 Disposed
May 18, 2021 SNDX Stock Options (Right to buy) Common Stock (0) $7.88 June 10, 2029 1,683 Disposed
May 18, 2021 SNDX Stock Options (Right to buy) Common Stock (0) $7.20 Aug. 18, 2025 11,926 Disposed
March 1, 2021 SNDX Stock Options (Right to buy) Common Stock (0) $7.20 Aug. 18, 2025 74 Disposed
March 1, 2021 SNDX Stock Options (Right to buy) Common Stock (0) $6.35 Dec. 18, 2024 10,167 Disposed
Feb. 12, 2020 SNDX Stock Option (Right to Buy) Common Stock (24,000) $9.47 Feb. 12, 2030 24,000 Acquired
June 10, 2019 SNDX Stock Option (Right to Buy) Common Stock (24,000) $7.88 June 10, 2029 24,000 Acquired
May 23, 2018 SNDX Stock Option (Right to Buy) Common Stock (14,000) $8.93 May 23, 2028 14,000 Acquired
Feb. 8, 2018 SNDX Stock Option (Right to Buy) Common Stock (10,000) $9.63 Feb. 8, 2028 10,000 Acquired
May 17, 2017 SNDX Stock Option (Right to Buy) Common Stock (10,000) $13.58 May 17, 2027 10,000 Acquired
May 17, 2017 SNDX Stock Option (Right to Buy) Common Stock (5,000) $13.58 May 17, 2027 5,000 Acquired
Oct. 31, 2016 SNDX Stock Option (Right to Buy) Common Stock (8,000) $11.81 Oct. 31, 2026 8,000 Acquired

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

Initial ownership (Form 3) 2 holdings

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

DateTickerSecuritySharesOwnership
March 2, 2016 SNDX Stock Option (right to buy)→ Common Stock (10,167) 10,167 Direct
March 2, 2016 SNDX Stock Option (right to buy)→ Common Stock (12,000) 12,000 Direct