Richard Straube

Insider

First SEC filing: Dec. 10, 2021 · Latest: Dec. 10, 2021

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 12 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

12 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Dec. 12, 2024	SNGX	A	12,000	—	—	12,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 8, 2023	SNGX	A	75,000	—	—	75,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 8, 2022	SNGX	A	80,000	—	—	80,000 Direct	—	Acquired	(price as of 2026-08-21)
May 18, 2022	SNGX	P	8,000	$0.50	$4,000	8,000 Direct	—	Acquired	-99.7% (price as of 2026-08-21)
Dec. 9, 2021	SNGX	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 10, 2020	SNGX	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 12, 2019	SNGX	A	30,000	—	—	30,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 13, 2018	SNGX	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 7, 2017	SNGX	A	35,000	—	—	35,000 Direct	—	Acquired	(price as of 2026-08-21)
March 31, 2017	SNGX	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 31, 2015	SNGX	A	70,000	—	—	70,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 4, 2014	SNGX	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 6, 2014	SNGX	A	100,000	—	—	100,000 Direct	—	Acquired	(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.

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Dec. 12, 2024	SNGX	Option (Right to Buy) [F1]	Common Stock (12,000)	$3.31	Dec. 11, 2034	12,000	Acquired
Dec. 8, 2023	SNGX	Option (Right to Buy) [F1]	Common Stock (75,000)	$0.67	Dec. 7, 2033	75,000	Acquired
Dec. 8, 2022	SNGX	Option (Right to Buy) [F1]	Common Stock (80,000)	$0.54	Dec. 7, 2032	80,000	Acquired
Dec. 9, 2021	SNGX	Option (Right to Buy) [F1]	Common Stock (40,000)	$0.78	Dec. 8, 2031	40,000	Acquired
Dec. 10, 2020	SNGX	Option (Right to Buy) [F1]	Common Stock (40,000)	$2.34	Dec. 9, 2030	40,000	Acquired
Dec. 12, 2019	SNGX	Option (Right to Buy) [F1]	Common Stock (30,000)	$1.24	Dec. 11, 2029	30,000	Acquired
Dec. 13, 2018	SNGX	Option (Right to Buy) [F1]	Common Stock (40,000)	$0.97	Dec. 12, 2028	40,000	Acquired
Dec. 7, 2017	SNGX	Option (Right to Buy) [F1]	Common Stock (35,000)	$2.01	Dec. 6, 2027	35,000	Acquired
March 31, 2017	SNGX	Option (Right to Buy) [F1]	Common Stock (20,000)	$2.67	March 30, 2027	20,000	Acquired
Dec. 31, 2015	SNGX	Stock Option (Right to Buy) [F1]	Common Stock (70,000)	$1.13	Dec. 30, 2025	70,000	Acquired
Dec. 4, 2014	SNGX	Stock Option (Right to Buy) [F1]	Common Stock (50,000)	$1.50	Dec. 3, 2024	50,000	Acquired
Jan. 6, 2014	SNGX	Stock Option (Right to Buy) [F1]	Common Stock (100,000)	$2.01	Jan. 5, 2024	100,000	Acquired

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