Eric Siemers

ABOS

Eric Siemers serves as officer: Chief Medical Officer at Acumen Pharmaceuticals, Inc. (ABOS). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

7 trades

$81.5K

Net Position

Net Seller

$81.5K

Companies Traded

ABOS

Active Period

Jan 2024 – Jan 2026

7 total trades

Most Recent

Sell ABOS

Jan 23, 2026 · $4.2K

Eric Siemers's Insider Trading at Acumen Pharmaceuticals, Inc. (ABOS)

Buys

0 · $0.00

Sells

7 · $81.5K

Total Shares Bought

Total Shares Sold

40,427

ABOS Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Jan 23, 2026	Sell	2,331	$1.80	$4.2K	256,266
Jan 21, 2026	Sell	3,226	$1.81	$5.8K	0
Jan 7, 2026	Sell	10,834	$1.96	$21.3K	166,298
Jan 5, 2026	Sell	6,834	$1.97	$13.4K	0
Jan 21, 2025	Sell	3,219	$1.59	$5.1K	0
Jan 3, 2025	Sell	10,859	$1.85	$20.0K	0
Jan 18, 2024	Sell	3,124	$3.71	$11.6K	0