Badrul A. Chowdhury

Insider

First SEC filing: Nov. 27, 2019 · Latest: Nov. 27, 2019

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 7 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

7 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Dec. 14, 2021	SVRA	A	100,000	—	—	100,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 14, 2021	SVRA	A	125,000	—	—	300,000 Direct	+71.43%	Acquired	(price as of 2026-08-21)
Dec. 9, 2021	SVRA	P	25,000	$1.05	$26,250	175,000 Direct	+16.67%	Acquired	430.5% (price as of 2026-08-21)
May 17, 2021	SVRA	S 10b5-1	50,000	$1.56	$78,000	150,000 Direct	-25.00%	Disposed	257.1% (price as of 2026-08-21)
May 15, 2021	SVRA	M	200,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 15, 2021	SVRA	M	200,000	—	—	200,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 16, 2020	SVRA	A	275,000	—	—	275,000 Direct	—	Acquired	(price as of 2026-08-21)
Nov. 26, 2019	SVRA	A	200,000	—	—	200,000 Direct	—	Acquired	(price as of 2026-08-21)
Nov. 26, 2019	SVRA	A	300,000	—	—	300,000 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. 14, 2021	SVRA	Stock Option (Right to Buy)	Common Stock (100,000)	$1.11	Dec. 14, 2031	100,000	Acquired
May 15, 2021	SVRA	Restricted Stock Units	Common Stock (200,000)	$0.00	—	200,000	Disposed
Dec. 16, 2020	SVRA	Stock Option (Right to Buy)	Common Stock (275,000)	$1.23	Dec. 16, 2030	275,000	Acquired
Nov. 26, 2019	SVRA	Restricted Stock Units	Common Stock (200,000)	—	—	200,000	Acquired
Nov. 26, 2019	SVRA	Stock Option (Right to Buy)	Common Stock (300,000)	$1.01	Nov. 26, 2029	300,000	Acquired

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

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

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2021	$540,750	—	—	$81,584	$258,209	—	$18,000	$1,037,293
2020	$525,000	—	—	$259,448	$223,493	—	$18,000	$1,025,940

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