See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
No Insider Transactions found for Acumen Pharmaceuticals, Inc.
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Jun 17, 2026 Porter Derrell |
Porter Derrell
|
Sell |
13,040 | $2.33 | 13,040 $2.33 $30,318 |
Jun 16, 2026 Porter Derrell |
Porter Derrell
|
Sell |
12,800 | $2.33 | 12,800 $2.33 $29,773 |
Jun 15, 2026 Porter Derrell |
Porter Derrell
|
Sell |
6,460 | $2.35 | 6,460 $2.35 $15,149 |
Jun 09, 2026 Fountain Nathan B |
Fountain Nathan B
|
Sell |
6,400 | $2.23 | 6,400 $2.23 $14,273 |
Mar 06, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
2,090 | $3.26 | 2,090 $3.26 $6,813 |
Feb 27, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
9,406 | $3.01 | 9,406 $3.01 $28,311 |
Jan 28, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
2,671 | $3.00 | 2,671 $3.00 $8,017 |
Jan 26, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
15,085 | $3.00 | 15,085 $3.00 $45,263 |
Jan 23, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
5,633 | $1.90 | 5,633 $1.90 $10,718 |
Jan 22, 2026 OConnell Daniel Joseph |
OConnell Daniel Joseph
CEO
|
Sell |
2,689 | $1.88 | 2,689 $1.88 $5,066 |
Jan 22, 2026 Siemers Eric |
Siemers Eric
CMO
|
Sell |
895 | $1.82 | 895 $1.82 $1,629 |
Jan 22, 2026 Barton Russell |
Barton Russell
COO
|
Sell |
462 | $1.84 | 462 $1.84 $850 |
Jan 22, 2026 Zuga Matt |
Zuga Matt
CFO & Chief Business Officer
|
Sell |
1,687 | $1.86 | 1,687 $1.86 $3,138 |
Jan 22, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
1,054 | $1.84 | 1,054 $1.84 $1,939 |
Jan 21, 2026 Zuga Matt |
Zuga Matt
CFO & Chief Business Officer
|
Sell |
2,473 | $1.81 | 2,473 $1.81 $4,469 |
Jan 21, 2026 OConnell Daniel Joseph |
OConnell Daniel Joseph
CEO
|
Sell |
9,346 | $1.81 | 9,346 $1.81 $16,927 |
Jan 21, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
2,247 | $1.81 | 2,247 $1.81 $4,063 |
Jan 21, 2026 Siemers Eric |
Siemers Eric
CMO
|
Sell |
2,331 | $1.80 | 2,331 $1.80 $4,204 |
Jan 21, 2026 Barton Russell |
Barton Russell
COO
|
Sell |
2,315 | $1.81 | 2,315 $1.81 $4,181 |
Jan 12, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
8,548 | $1.71 | 8,548 $1.71 $14,658 |
Jan 12, 2026 OConnell Daniel Joseph |
OConnell Daniel Joseph
CEO
|
Sell |
5,388 | $1.73 | 5,388 $1.73 $9,307 |
Jan 09, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
5,200 | $1.76 | 5,200 $1.76 $9,169 |
Jan 09, 2026 OConnell Daniel Joseph |
OConnell Daniel Joseph
CEO
|
Sell |
12,941 | $1.76 | 12,941 $1.76 $22,832 |
Jan 08, 2026 OConnell Daniel Joseph |
OConnell Daniel Joseph
CEO
|
Sell |
8,143 | $1.82 | 8,143 $1.82 $14,815 |
Jan 08, 2026 Zuga Matt |
Zuga Matt
CFO & Chief Business Officer
|
Sell |
6,888 | $1.82 | 6,888 $1.82 $12,513 |
Jan 08, 2026 Barton Russell |
Barton Russell
COO
|
Sell |
3,530 | $1.86 | 3,530 $1.86 $6,562 |
Jan 08, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
30,092 | $1.82 | 30,092 $1.82 $54,867 |
Jan 08, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
6,819 | $1.82 | 6,819 $1.82 $12,379 |
Jan 08, 2026 Doherty James J. |
Doherty James J.
President and CDO
|
Sell |
6,467 | $1.82 | 6,467 $1.82 $11,769 |
Jan 07, 2026 Barton Russell |
Barton Russell
COO
|
Sell |
1,700 | $1.99 | 1,700 $1.99 $3,378 |
Jan 07, 2026 Doherty James J. |
Doherty James J.
President and CDO
|
Sell |
1,700 | $1.99 | 1,700 $1.99 $3,379 |
Jan 07, 2026 Schacterle Amy |
Schacterle Amy
Chief Regulatory Officer
|
Sell |
1,097 | $1.98 | 1,097 $1.98 $2,176 |
Jan 07, 2026 OConnell Daniel Joseph |
OConnell Daniel Joseph
CEO
|
Sell |
37,755 | $1.99 | 37,755 $1.99 $74,981 |
Jan 07, 2026 Zuga Matt |
Zuga Matt
CFO & Chief Business Officer
|
Sell |
1,700 | $1.99 | 1,700 $1.99 $3,377 |
Jan 07, 2026 Zuga Matt |
Zuga Matt
CFO & Chief Business Officer
|
Sell |
4,105 | $2.00 | 4,105 $2.00 $8,189 |
Jan 07, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
10,070 | $1.99 | 10,070 $1.99 $20,035 |
Jan 07, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
1,700 | $1.99 | 1,700 $1.99 $3,379 |
Jan 06, 2026 OConnell Daniel Joseph |
OConnell Daniel Joseph
CEO
|
Sell |
5,102 | $1.97 | 5,102 $1.97 $10,032 |
Jan 06, 2026 Siemers Eric |
Siemers Eric
CMO
|
Sell |
6,834 | $1.97 | 6,834 $1.97 $13,442 |
Jan 06, 2026 Barton Russell |
Barton Russell
COO
|
Sell |
3,618 | $1.97 | 3,618 $1.97 $7,114 |
Jan 06, 2026 Zuga Matt |
Zuga Matt
CFO & Chief Business Officer
|
Sell |
5,100 | $1.97 | 5,100 $1.97 $10,028 |
Jan 06, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
3,801 | $1.97 | 3,801 $1.97 $7,477 |
Jan 06, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
7,097 | $1.97 | 7,097 $1.97 $13,961 |
Jan 05, 2026 OConnell Daniel Joseph |
OConnell Daniel Joseph
CEO
|
Sell |
4,649 | $1.97 | 4,649 $1.97 $9,163 |
Jan 05, 2026 Siemers Eric |
Siemers Eric
CMO
|
Sell |
4,000 | $1.96 | 4,000 $1.96 $7,835 |
Jan 05, 2026 Barton Russell |
Barton Russell
COO
|
Sell |
4,000 | $1.96 | 4,000 $1.96 $7,832 |
Jan 05, 2026 Zuga Matt |
Zuga Matt
CFO & Chief Business Officer
|
Sell |
4,000 | $1.96 | 4,000 $1.96 $7,842 |
Jan 05, 2026 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
4,000 | $1.96 | 4,000 $1.96 $7,838 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Jan 23, 2025 Zuga Matt |
Zuga Matt
CFO & Chief Business Officer
|
Sell |
28,902 | $1.72 | 28,902 $1.72 $49,633 |
Jan 21, 2025 OConnell Daniel Joseph |
OConnell Daniel Joseph
CEO
|
Sell |
12,619 | $1.59 | 12,619 $1.59 $20,102 |
Jan 21, 2025 Siemers Eric |
Siemers Eric
CMO
|
Sell |
3,219 | $1.59 | 3,219 $1.59 $5,118 |
Jan 21, 2025 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
3,418 | $1.59 | 3,418 $1.59 $5,435 |
Jan 21, 2025 Barton Russell |
Barton Russell
COO
|
Sell |
2,914 | $1.61 | 2,914 $1.61 $4,692 |
Jan 21, 2025 Zuga Matt |
Zuga Matt
CFO & Chief Business Officer
|
Sell |
4,364 | $1.60 | 4,364 $1.60 $6,986 |
Jan 03, 2025 OConnell Daniel Joseph |
OConnell Daniel Joseph
CEO
|
Sell |
47,778 | $1.84 | 47,778 $1.84 $87,873 |
Jan 03, 2025 Barton Russell |
Barton Russell
COO
|
Sell |
7,636 | $1.86 | 7,636 $1.86 $14,225 |
Jan 03, 2025 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
11,122 | $1.84 | 11,122 $1.84 $20,506 |
Jan 03, 2025 Zuga Matt |
Zuga Matt
CFO & Chief Business Officer
|
Sell |
13,235 | $1.84 | 13,235 $1.84 $24,367 |
Jan 03, 2025 Siemers Eric |
Siemers Eric
CMO
|
Sell |
10,859 | $1.85 | 10,859 $1.85 $20,047 |
Jan 19, 2024 OConnell Daniel Joseph |
OConnell Daniel Joseph
President and CEO
|
Sell |
15,200 | $3.47 | 15,200 $3.47 $52,753 |
Jan 19, 2024 Meisner Derek M |
Meisner Derek M
Chief Legal Officer & Corp Sec
|
Sell |
8,933 | $3.48 | 8,933 $3.48 $31,048 |
Jan 18, 2024 Zuga Matt |
Zuga Matt
CFO & Chief Business Officer
|
Sell |
4,242 | $3.71 | 4,242 $3.71 $15,717 |
Jan 18, 2024 Barton Russell |
Barton Russell
COO
|
Sell |
2,833 | $3.73 | 2,833 $3.73 $10,555 |
Jan 18, 2024 Siemers Eric |
Siemers Eric
CMO
|
Sell |
3,124 | $3.71 | 3,124 $3.71 $11,604 |
Aug 17, 2023 Ives Jeffrey L. |
Ives Jeffrey L.
|
Sell |
2,800 | $6.66 | 2,800 $6.66 $18,648 |
Aug 17, 2023 Ives Jeffrey L. |
Ives Jeffrey L.
|
Sell |
39,149 | $6.48 | 39,149 $6.48 $253,686 |
Jul 21, 2023 RA CAPITAL MANAGEMENT, L.P. |
RA CAPITAL MANAGEMENT, L.P.
|
Buy |
5,161,290 | $7.75 | 5,161,290 $7.75 $39,999,998 |
Jul 06, 2021 RA CAPITAL MANAGEMENT, L.P. |
RA CAPITAL MANAGEMENT, L.P.
|
Buy |
115,668 | $16.00 | 115,668 $16.00 $1,850,688 |
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