Stocks · Health care · Biological Products, (No Diagnostic Substances)

Acumen Pharmaceuticals, Inc.

ABOS Clue Score27
United States Fiscal year ends December CIK 0001576885 Results filed 26 Oct 2026

What the insiders did Net buying

By person

18 insiders · 78 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Ra Capital Management, L.p. entity
Director
$70.00M (3)
—
+$70.00M
637,150
0.8810%
$1.48M
—
Robert D. Hardie
10% owner
$17.00M (2)
—
+$17.00M
7,152,312
9.89%
$16.63M
—
Sands Capital Ventures Discovery Fund III, L.P. entity
10% owner
$6.70M (1)
—
+$6.70M
3,417,075
4.73%
$7.94M
—
Paul B Manning
10% owner
$5.00M (1)
—
+$5.00M
657,985
0.9099%
$1.53M
—
John A Stalfort III
Director
$560.00K (1)
—
+$560.00K
352,219
0.4870%
$818.91K
+4,830%
Daniel Joseph OConnell
Chief Executive Officer
—
$323.85K (11)
−$323.85K
881,275
1.22%
$2.05M
+62,005%
Derek M Meisner
Chief Legal Officer & Corp Sec
—
$305.88K (19)
−$305.88K
173,999
0.2406%
$404.55K
—
Jeffrey L. Ives
Director
—
$272.33K (2) scheduled
−$272.33K
48,300
0.0668%
$112.30K
—
Matt Zuga
CFO & Chief Business Officer
—
$146.26K (11) scheduled
−$146.26K
304,924
0.4216%
$708.95K
—
Nathan B Fountain
Director
$100.00K (1)
$14.27K (1)
+$85.73K
48,150
0.0666%
$111.95K
—
Derrell Porter
Director
—
$75.24K (3) scheduled
−$75.24K
35,500
0.0491%
$82.54K
—
Eric Siemers
Chief Medical Officer
—
$63.88K (7) scheduled
−$63.88K
255,371
0.3531%
$593.74K
—
Russell Barton
Chief Operating Officer
—
$59.39K (9)
−$59.39K
205,092
0.2836%
$476.84K
—
James J. Doherty
President and CDO
—
$15.15K (2)
−$15.15K
220,900
0.3055%
$513.59K
—
Amy Schacterle
Chief Regulatory Officer
—
$2.18K (1)
−$2.18K
92,303
0.1276%
$214.60K
—
Kimberlee C Drapkin
Director
—
—
—
48,300
0.0668%
$112.30K
—
Laura Stoppel
Director
—
—
—
48,300
0.0668%
$112.30K
—
George Golumbeski
Director
—
—
—
35,500
0.0491%
$82.54K
—