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ABOS

UNKNOWN

Acumen Pharmaceuticals, Inc.

CIK: 0001576885

Strong Sell (90% confidence)

Last activity: 4 weeks ago

Financial Metrics

As of Dec 31, 2025 (10-K)

Total Cash $116.90M
Total Debt $8.77M

Insider Roster (7 total, 7 active)

Insider Buys Sells Net Value Holdings
Meisner Derek M
Chief Legal Officer & Corp Sec
 		0 16 -$249K
173,999 shares
$567K
OConnell Daniel Joseph
Chief Executive Officer
 		0 8 -$163K
881,275 shares
$1.66M
Zuga Matt
CFO & Chief Business Officer
 		0 7 -$50K
304,924 shares
$567K
Barton Russell
Chief Operating Officer
 		0 6 -$30K
205,092 shares
$377K
Siemers Eric
Chief Medical Officer
 		0 4 -$27K
255,371 shares
$465K
Doherty James J.
President and CDO
 		0 2 -$15K
54,033 shares
$98K
Schacterle Amy
Chief Regulatory Officer
 		0 1 -$2K
7,703 shares
$15K

Recent Transactions

SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

2,090 shares @ $3.26

$7K

Mar 6, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

9,406 shares @ $3.01

$28K

Feb 27, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

2,671 shares @ $3.00

$8K

Jan 28, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

15,085 shares @ $3.00

$45K

Jan 26, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

5,633 shares @ $1.90

$11K

Jan 23, 2026

Conviction: | View SEC Filing →
SELL OConnell Daniel Joseph (Chief Executive Officer)

2,689 shares @ $1.88

$5K

Jan 22, 2026

Conviction: | View SEC Filing →
SELL Zuga Matt (CFO & Chief Business Officer)

1,687 shares @ $1.86

$3K

Jan 22, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

1,054 shares @ $1.84

$2K

Jan 22, 2026

Conviction: | View SEC Filing →
SELL Siemers Eric (Chief Medical Officer)

895 shares @ $1.82

$2K

Jan 22, 2026

Conviction: | View SEC Filing →
SELL Barton Russell (Chief Operating Officer)

462 shares @ $1.84

$850

Jan 22, 2026

Conviction: | View SEC Filing →
SELL OConnell Daniel Joseph (Chief Executive Officer)

9,346 shares @ $1.81

$17K

Jan 21, 2026

Conviction: | View SEC Filing →
SELL Zuga Matt (CFO & Chief Business Officer)

2,473 shares @ $1.81

$4K

Jan 21, 2026

Conviction: | View SEC Filing →
SELL Siemers Eric (Chief Medical Officer)

2,331 shares @ $1.80

$4K

Jan 21, 2026

Conviction: | View SEC Filing →
SELL Barton Russell (Chief Operating Officer)

2,315 shares @ $1.81

$4K

Jan 21, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

2,247 shares @ $1.81

$4K

Jan 21, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

8,548 shares @ $1.71

$15K

Jan 12, 2026

Conviction: | View SEC Filing →
SELL OConnell Daniel Joseph (Chief Executive Officer)

5,388 shares @ $1.73

$9K

Jan 12, 2026

Conviction: | View SEC Filing →
SELL OConnell Daniel Joseph (Chief Executive Officer)

12,941 shares @ $1.76

$23K

Jan 9, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

5,200 shares @ $1.76

$9K

Jan 9, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

30,092 shares @ $1.82

$55K

Jan 8, 2026

Conviction: | View SEC Filing →
SELL OConnell Daniel Joseph (Chief Executive Officer)

8,143 shares @ $1.82

$15K

Jan 8, 2026

Conviction: | View SEC Filing →
SELL Zuga Matt (CFO & Chief Business Officer)

6,888 shares @ $1.82

$13K

Jan 8, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

6,819 shares @ $1.82

$12K

Jan 8, 2026

Conviction: | View SEC Filing →
SELL Doherty James J. (President and CDO)

6,467 shares @ $1.82

$12K

Jan 8, 2026

Conviction: | View SEC Filing →
SELL Barton Russell (Chief Operating Officer)

3,530 shares @ $1.86

$7K

Jan 8, 2026

Conviction: | View SEC Filing →
SELL OConnell Daniel Joseph (Chief Executive Officer)

37,755 shares @ $1.99

$75K

Jan 7, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

10,070 shares @ $1.99

$20K

Jan 7, 2026

Conviction: | View SEC Filing →
SELL Zuga Matt (CFO & Chief Business Officer)

4,105 shares @ $2.00

$8K

Jan 7, 2026

Conviction: | View SEC Filing →
SELL Doherty James J. (President and CDO)

1,700 shares @ $1.99

$3K

Jan 7, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

1,700 shares @ $1.99

$3K

Jan 7, 2026

Conviction: | View SEC Filing →
SELL Barton Russell (Chief Operating Officer)

1,700 shares @ $1.99

$3K

Jan 7, 2026

Conviction: | View SEC Filing →
SELL Zuga Matt (CFO & Chief Business Officer)

1,700 shares @ $1.99

$3K

Jan 7, 2026

Conviction: | View SEC Filing →
SELL Schacterle Amy (Chief Regulatory Officer)

1,097 shares @ $1.98

$2K

Jan 7, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

7,097 shares @ $1.97

$14K

Jan 6, 2026

Conviction: | View SEC Filing →
SELL Siemers Eric (Chief Medical Officer)

6,834 shares @ $1.97

$13K

Jan 6, 2026

Conviction: | View SEC Filing →
SELL OConnell Daniel Joseph (Chief Executive Officer)

5,102 shares @ $1.97

$10K

Jan 6, 2026

Conviction: | View SEC Filing →
SELL Zuga Matt (CFO & Chief Business Officer)

5,100 shares @ $1.97

$10K

Jan 6, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

3,801 shares @ $1.97

$7K

Jan 6, 2026

Conviction: | View SEC Filing →
SELL Barton Russell (Chief Operating Officer)

3,618 shares @ $1.97

$7K

Jan 6, 2026

Conviction: | View SEC Filing →
SELL OConnell Daniel Joseph (Chief Executive Officer)

4,649 shares @ $1.97

$9K

Jan 5, 2026

Conviction: | View SEC Filing →
SELL Zuga Matt (CFO & Chief Business Officer)

4,000 shares @ $1.96

$8K

Jan 5, 2026

Conviction: | View SEC Filing →
SELL Meisner Derek M (Chief Legal Officer & Corp Sec)

4,000 shares @ $1.96

$8K

Jan 5, 2026

Conviction: | View SEC Filing →
SELL Siemers Eric (Chief Medical Officer)

4,000 shares @ $1.96

$8K

Jan 5, 2026

Conviction: | View SEC Filing →
SELL Barton Russell (Chief Operating Officer)

4,000 shares @ $1.96

$8K

Jan 5, 2026

Conviction: | View SEC Filing →

⚠️ Important Disclaimer

• This is AI-generated analysis for educational purposes only, not financial advice.

• Insider trading data is derived from SEC Form 4 filings and may contain errors.

• Always conduct your own research and consult qualified financial advisors before making investment decisions.