Alfred Altomari

Insider

First SEC filing: Aug. 7, 2012 · Latest: Aug. 7, 2012

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 11 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

11 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 11, 2022	INSM	A	14,645	—	—	43,141 Direct	+51.39%	Acquired	(price as of 2026-08-20)
May 12, 2021	INSM	A	7,558	—	—	28,496 Direct	+36.10%	Acquired	(price as of 2026-08-20)
Dec. 7, 2020	INSM	S 10b5-1	20,000	$39.57	$791,400	20,938 Direct	-48.85%	Disposed	224.4% (price as of 2026-08-20)
May 12, 2020	INSM	A	8,097	—	—	40,938 Direct	+24.66%	Acquired	(price as of 2026-08-20)
May 15, 2019	INSM	A	6,899	—	—	32,841 Direct	+26.59%	Acquired	(price as of 2026-08-20)
Feb. 26, 2019	INSM	S 10b5-1	5,500	$30.00	$165,000	25,942 Direct	-17.49%	Disposed	327.9% (price as of 2026-08-20)
Feb. 15, 2019	INSM	S 10b5-1	5,500	$27.50	$151,250	31,442 Direct	-14.89%	Disposed	366.8% (price as of 2026-08-20)
Feb. 5, 2019	INSM	S 10b5-1	5,500	$25.00	$137,500	36,942 Direct	-12.96%	Disposed	413.5% (price as of 2026-08-20)
Jan. 10, 2019	INSM	S 10b5-1	5,500	$22.50	$123,750	42,442 Direct	-11.47%	Disposed	470.6% (price as of 2026-08-20)
May 15, 2018	INSM	A	6,066	—	—	47,942 Direct	+14.49%	Acquired	(price as of 2026-08-20)
May 17, 2017	INSM	A	6,702	—	—	41,876 Direct	+19.05%	Acquired	(price as of 2026-08-20)
May 19, 2016	INSM	A	12,742	—	—	35,174 Direct	+56.80%	Acquired	(price as of 2026-08-20)
Jan. 8, 2015	INSM	A	6,222	—	—	22,432 Direct	+38.38%	Acquired	(price as of 2026-08-20)
Aug. 2, 2013	INSM	M	4,327	—	—	— Direct	—	Disposed	(price as of 2026-08-20)
Aug. 2, 2013	INSM	M	4,327	—	—	4,327 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 11, 2013	INSM	A	8,955	—	—	13,282 Direct	+206.96%	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
Aug. 2, 2013	INSM	Restricted Stock Units	Common Stock (4,327)	—	—	4,327	Disposed
Jan. 11, 2013	INSM	Restricted Stock Units	Common Stock (8,955)	—	—	8,955	Acquired

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

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

Date	Ticker	Security	Shares	Ownership
Aug. 7, 2012	INSM	Restricted Stock Units→ Common Stock (4,327)	4,327	Direct