Mary Zimmer

Insider

First SEC filing: Feb. 2, 2023 · Latest: Feb. 2, 2023

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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
May 22, 2026	ALRS	A	1,772	—	—	12,374 Direct	+16.71%	Acquired	(price as of 2026-08-21)
May 21, 2024	ALRS	A	2,559	—	—	8,248 Direct	+44.98%	Acquired	(price as of 2026-08-21)
May 8, 2023	ALRS	A	2,589	—	—	5,689 Direct	+83.52%	Acquired	(price as of 2026-08-21)
Jan. 31, 2023	ALRS	P	48	$20.30	$974	3,100 Direct	+1.57%	Acquired	61.3% (price as of 2026-08-21)
Jan. 31, 2023	ALRS	P	100	$20.38	$2,038	3,052 Direct	+3.39%	Acquired	60.6% (price as of 2026-08-21)
Jan. 31, 2023	ALRS	P	202	$20.24	$4,088	2,952 Direct	+7.35%	Acquired	61.8% (price as of 2026-08-21)
Jan. 31, 2023	ALRS	P	900	$20.39	$18,351	2,750 Direct	+48.65%	Acquired	60.6% (price as of 2026-08-21)
Nov. 15, 2021	ALRS	A	500	—	—	500 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.