Nasdaq · CIK 0001576885
ABOS Acumen Pharmaceuticals, Inc.
Insider trading from SEC Form 4. Last filing Jun 5, 2025. Close $2.14 on Oct 9, 2026, +38% from the 52-week low and -37% from the high.
Last 90 days
Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
14
with a Form 4 at this company
Price and insider trades, last year
ABOSOct 9, 2026 · close 2.14
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at Acumen Pharmaceuticals, Inc., scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 10Weak | Eric Siemers Chief Medical Officer sell | $5,118 3,219 shares | -2% | - | |
| 15Weak | Russell Barton Chief Operating Officer sell | $4,692 2,914 shares | -2% | - | |
| 10Weak | Derek M Meisner Chief Legal Officer & Corp Sec sell | $5,435 3,418 shares | -2% | - | |
| 20Weak | Daniel Joseph OConnell Chief Executive Officer sell | $20k 12,619 shares | -2% | - | |
| 29Weak | Matt Zuga CFO & Chief Business Officer sell | $57k 33,266 shares | -13% | - | |
| 10Weak | Eric Siemers Chief Medical Officer sell | $20k 10,859 shares | -9% | - | |
| 17Weak | Matt Zuga CFO & Chief Business Officer sell | $24k 13,235 shares | -6% | - | |
| 15Weak | Russell Barton Chief Operating Officer sell | $14k 7,636 shares | -8% | - | |
| 15Weak | Derek M Meisner Chief Legal Officer & Corp Sec sell | $21k 11,122 shares | -10% | - | |
| 29Weak | Daniel Joseph OConnell Chief Executive Officer sell | $88k 47,778 shares | -10% | - |
Transactions
The last 40 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Jun 4, 2025 | Ra Capital Management, L.p. director, owner | AGrant or award Common Stockindirect: See footnotes | +12,800 | $0.00 | $0 | 12,800 | Jun 5, 2025 |
| Jun 4, 2025 | Derrell Porter director | AGrant or award Common Stock | +12,800 | $0.00 | $0 | 12,800 | Jun 5, 2025 |
| Jun 4, 2025 | Jeffrey L. Ives director | AGrant or award Common Stock | +12,800 | $0.00 | $0 | 12,800 | Jun 5, 2025 |
| Jun 4, 2025 | Nathan B Fountain director | AGrant or award Common Stock | +12,800 | $0.00 | $0 | 19,050 | Jun 5, 2025 |
| Jun 4, 2025 | Kimberlee C Drapkin director | AGrant or award Common Stock | +12,800 | $0.00 | $0 | 12,800 | Jun 5, 2025 |
| Jun 4, 2025 | John A Stalfort III director | AGrant or award Common Stock | +12,800 | $0.00 | $0 | 185,124 | Jun 5, 2025 |
| Jun 4, 2025 | Laura Stoppel director | AGrant or award Common Stock | +12,800 | $0.00 | $0 | 12,800 | Jun 5, 2025 |
| Jun 4, 2025 | Derrell Porter director | AGrant or award Stock Option (right to buy)derivative | +19,500 | $0.00 | $0 | 19,500 | Jun 5, 2025 |
| Jun 4, 2025 | Jeffrey L. Ives director | AGrant or award Stock Option (right to buy)derivative | +19,500 | $0.00 | $0 | 19,500 | Jun 5, 2025 |
| Jun 4, 2025 | Nathan B Fountain director | AGrant or award Stock Option (right to buy)derivative | +19,500 | $0.00 | $0 | 19,500 | Jun 5, 2025 |
| Jun 4, 2025 | Kimberlee C Drapkin director | AGrant or award Stock Option (right to buy)derivative | +19,500 | $0.00 | $0 | 19,500 | Jun 5, 2025 |
| Jun 4, 2025 | John A Stalfort III director | AGrant or award Stock Option (right to buy)derivative | +19,500 | $0.00 | $0 | 19,500 | Jun 5, 2025 |
| Jun 4, 2025 | Laura Stoppel director | AGrant or award Stock Option (right to buy)derivative | +19,500 | $0.00 | $0 | 19,500 | Jun 5, 2025 |
| Jun 4, 2025 | Ra Capital Management, L.p. director, owner | AGrant or award Stock Option (Right to Buy)derivativeindirect: See Footnotes | +19,500 | $0.00 | $0 | 19,500 | Jun 5, 2025 |
| Jan 21, 2025 | Eric Siemers Chief Medical Officer | SOpen-market sale Common Stock10b5-1 | -3,219 | $1.59 | $5,118 | 170,298 | Jan 23, 2025 |
| Jan 21, 2025 | Matt Zuga CFO & Chief Business Officer | SOpen-market sale Common Stock10b5-1 | -4,364 | $1.60 | $6,986 | 260,646 | Jan 23, 2025 |
| Jan 21, 2025 | Daniel Joseph OConnell Chief Executive Officer | SOpen-market sale Common Stock10b5-1 | -12,619 | $1.59 | $20k | 667,488 | Jan 23, 2025 |
| Jan 21, 2025 | Derek M Meisner Chief Legal Officer & Corp Sec | SOpen-market sale Common Stock10b5-1 | -3,418 | $1.59 | $5,435 | 161,127 | Jan 23, 2025 |
| Jan 21, 2025 | Russell Barton Chief Operating Officer | SOpen-market sale Common Stock10b5-1 | -2,914 | $1.61 | $4,692 | 136,117 | Jan 23, 2025 |
| Jan 23, 2025 | Matt Zuga CFO & Chief Business Officer | SOpen-market sale Common Stock10b5-1 | -28,902 | $1.72 | $50k | 231,744 | Jan 23, 2025 |
| Jan 3, 2025 | Daniel Joseph OConnell Chief Executive Officer | SOpen-market sale Common Stock10b5-1 | -47,778 | $1.84 | $88k | 454,707 | Jan 7, 2025 |
| Jan 3, 2025 | Derek M Meisner Chief Legal Officer & Corp Sec | SOpen-market sale Common Stock10b5-1 | -11,122 | $1.84 | $21k | 97,745 | Jan 7, 2025 |
| Jan 3, 2025 | Russell Barton Chief Operating Officer | SOpen-market sale Common Stock10b5-1 | -7,636 | $1.86 | $14k | 89,231 | Jan 7, 2025 |
| Jan 3, 2025 | Matt Zuga CFO & Chief Business Officer | SOpen-market sale Common Stock10b5-1 | -13,235 | $1.84 | $24k | 198,210 | Jan 7, 2025 |
| Jan 3, 2025 | Eric Siemers Chief Medical Officer | SOpen-market sale Common Stock10b5-1 | -10,859 | $1.85 | $20k | 106,717 | Jan 7, 2025 |
| Jan 6, 2025 | Amy Schacterle Chief Regulatory Officer | AGrant or award Common Stock | +8,800 | $0.00 | $0 | 8,800 | Jan 7, 2025 |
| Jan 6, 2025 | James J. Doherty President and CDO | AGrant or award Common Stock | +62,600 | $0.00 | $0 | 62,600 | Jan 7, 2025 |
| Jan 7, 2025 | Daniel Joseph OConnell Chief Executive Officer | AGrant or award Common Stock10b5-1 | +225,400 | $0.00 | $0 | 680,107 | Jan 7, 2025 |
| Jan 6, 2025 | Amy Schacterle Chief Regulatory Officer | AGrant or award Employee Stock Option (right to buy)derivative | +13,200 | $0.00 | $0 | 13,200 | Jan 7, 2025 |
| Jan 6, 2025 | James J. Doherty President and CDO | AGrant or award Employee Stock Option (right to buy)derivative | +93,300 | $0.00 | $0 | 93,300 | Jan 7, 2025 |
| Jan 6, 2025 | Derek M Meisner Chief Legal Officer & Corp Sec | AGrant or award Common Stock10b5-1 | +66,800 | $0.00 | $0 | 164,545 | Jan 7, 2025 |
| Jan 6, 2025 | Russell Barton Chief Operating Officer | AGrant or award Common Stock10b5-1 | +49,800 | $0.00 | $0 | 139,031 | Jan 7, 2025 |
| Jan 6, 2025 | Matt Zuga CFO & Chief Business Officer | AGrant or award Common Stock10b5-1 | +66,800 | $0.00 | $0 | 265,010 | Jan 7, 2025 |
| Jan 6, 2025 | Eric Siemers Chief Medical Officer | AGrant or award Common Stock10b5-1 | +66,800 | $0.00 | $0 | 173,517 | Jan 7, 2025 |
| Jan 6, 2025 | Derek M Meisner Chief Legal Officer & Corp Sec | AGrant or award Employee Stock Option (right to buy)derivative10b5-1 | +100,300 | $0.00 | $0 | 100,300 | Jan 7, 2025 |
| Jan 6, 2025 | Russell Barton Chief Operating Officer | AGrant or award Employee Stock Option (right to buy)derivative10b5-1 | +74,700 | $0.00 | $0 | 74,700 | Jan 7, 2025 |
| Jan 6, 2025 | Matt Zuga CFO & Chief Business Officer | AGrant or award Employee Stock Option (right to buy)derivative10b5-1 | +100,300 | $0.00 | $0 | 100,300 | Jan 7, 2025 |
| Jan 6, 2025 | Eric Siemers Chief Medical Officer | AGrant or award Employee Stock Option (right to buy)derivative10b5-1 | +100,300 | $0.00 | $0 | 100,300 | Jan 7, 2025 |
| Jan 7, 2025 | Daniel Joseph OConnell Chief Executive Officer | AGrant or award Employee Stock Option (right to buy)derivative10b5-1 | +338,000 | $0.00 | $0 | 338,000 | Jan 7, 2025 |
| Nov 5, 2024 | Amy Schacterle Chief Regulatory Officer | AGrant or award Employee Stock Option (right to buy)derivative | +340,000 | $0.00 | $0 | 340,000 | Nov 6, 2024 |
Insiders
Everyone who has filed a Form 4 here.
- Russell BartonChief Operating Officer
- James J. DohertyPresident and CDO
- Kimberlee C Drapkindirector
- Nathan B Fountaindirector
- Jeffrey L. Ivesdirector
- Derek M MeisnerChief Legal Officer & Corp Sec
- Daniel Joseph OConnellChief Executive Officer
- Derrell Porterdirector
- Ra Capital Management, L.p.owner, director
- Amy SchacterleChief Regulatory Officer
- Eric SiemersChief Medical Officer
- John A Stalfort IIIdirector
- Laura Stoppeldirector
- Matt ZugaCFO & Chief Business Officer
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.