Thomas M Rosa

Insider

First SEC filing: March 21, 2006 · Latest: March 21, 2006

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 4 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

4 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 16, 2007	AMSC	S	500	$14.24	$7,120	30,000 Direct	-1.64%	Disposed	-78.2% (price as of 2026-08-20)
March 16, 2007	AMSC	S	100	$14.22	$1,422	0 Direct	-100.00%	Disposed	-78.2% (price as of 2026-08-20)
March 16, 2007	AMSC	S	2,400	$14.20	$34,080	0 Direct	-100.00%	Disposed	-78.1% (price as of 2026-08-20)
March 21, 2006	AMSC	A	24,000	—	—	33,000 Direct	+266.67%	Acquired	(price as of 2026-08-20)
May 5, 2005	AMSC	A	30,000	—	—	30,000 Direct	—	Acquired	(price as of 2026-08-20)
May 5, 2005	AMSC	A	3,000	—	—	9,000 Direct	+50.00%	Acquired	(price as of 2026-08-20)
April 26, 2004	AMSC	A	6,000	—	—	6,000 Direct	—	Acquired	(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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
May 5, 2005	AMSC	Stock Option (right to buy)	Common Stock (30,000)	$9.26	May 5, 2015	30,000	Acquired

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