Michael A Metzger

CIK 1507220 · View on SEC EDGAR ↗

Insider

First SEC filing: March 2, 2016 · Latest: June 2, 2026

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Insider at

Insider transactions

0 buys (P) 5 sells (S) Net: $-4,009,892 + 17 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

17 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
July 8, 2026 SNDX S 10b5-1 32,375 $24.24 $784,770 484,843 Direct -6.26% Disposed -16.1% (price as of 2026-08-20)
June 1, 2026 SNDX S 6,847 $18.99 $130,025 484,843 Direct -1.39% Disposed 7.1% (price as of 2026-08-20)
Feb. 9, 2026 SNDX S 17,159 $21.03 $360,854 491,690 Direct -3.37% Disposed -3.3% (price as of 2026-08-20)
Feb. 6, 2026 SNDX S 7,412 $20.62 $152,835 508,849 Direct -1.44% Disposed -1.4% (price as of 2026-08-20)
Sept. 8, 2025 SNDX S 10b5-1 157,307 $16.41 $2,581,408 298,661 Direct -34.50% Disposed 23.9% (price as of 2026-08-20)
July 16, 2025 SNDX S 7,534 $9.28 $69,916 298,661 Direct -2.46% Disposed 119.2% (price as of 2026-08-20)
March 4, 2025 SNDX S 10b5-1 7,814 $15.05 $117,601 300,121 Direct -2.54% Disposed 35.1% (price as of 2026-08-20)
Feb. 10, 2025 SNDX S 13,288 $15.50 $205,964 300,121 Direct -4.24% Disposed 31.2% (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
July 8, 2026 SNDX Stock Option (Right to buy) Common Stock (32,375) $6.38 Feb. 6, 2029 32,375 Acquired
March 24, 2026 PYXS Stock Option (Right to Buy) Common Stock (45,867) $1.36 March 24, 2036 45,867 Acquired
Feb. 4, 2026 SNDX Stock Options (Right to buy) Common Stock (440,000) $20.43 Feb. 4, 2036 440,000 Acquired
Sept. 8, 2025 SNDX Stock options (Right to buy) Common Stock (157,307) $10.90 Sept. 9, 2025 157,307 Acquired
March 31, 2025 PYXS Stock Option (Right to Buy) Common Stock (36,979) $0.98 March 31, 2035 36,979 Acquired
March 14, 2025 SNDX Stock options (Right to buy) Common Stock (6,074) $7.20 June 1, 2025 6,074 Acquired
March 4, 2025 SNDX Stock options (Right to buy) Common Stock (7,814) $7.20 June 1, 2025 7,814 Acquired
Feb. 5, 2025 SNDX Stock Options (Right to buy) Common Stock (364,000) $14.65 Feb. 5, 2035 364,000 Acquired
June 10, 2024 PYXS Stock Option (Right to Buy) Common Stock (70,683) $3.97 June 10, 2034 70,683 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
March 2, 2016 SNDX Employee Stock Option (right to buy)→ Common Stock (328,933) 328,933 Direct
March 2, 2016 SNDX Employee Stock Option (right to buy)→ Common Stock (157,307) 157,307 Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

SNDX

Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2025 $754,300 — $2,021,965 $3,454,360 $848,588 — $10,000 $7,089,213
2024 $715,000 — $3,258,450 $3,208,211 $515,515 — $10,000 $7,707,176
2023 $678,400 — — $8,023,803 $417,216 — $8,000 $9,127,419

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.