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$ABOS All transactions

Acumen Pharmaceuticals, Inc.

A

$ Value

$0

Shares

84,600

Price

$0

Filed

Jan 21

Insider

Name

Barton Russell

Title

Chief Operating Officer

CIK

0001867418

Roles

Officer

Transaction Details

Transaction Date

2026-01-16

Code

A

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

207,869

Footnotes

Represents a restricted stock unit ("RSU") award. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock. The RSUs will vest in three equal annual installments commencing one year after the grant date, subject to the Reporting Person's continuous service through each such vesting date. | The shares subject to the option will vest in 48 equal monthly installments such that the option is fully vested on the fourth anniversary of the date of grant, subject to the Reporting Person's continuous service through each such vesting date.

Filing Info

Accession No.

0001628280-26-002958

Form Type

4

Issuer CIK

0001576885

Barton Russell's History

Date Ticker Type Value
2026-01-22 ABOS $850
2026-01-21 ABOS $4K
2026-01-16 ABOS A $0
2026-01-16 ABOS A $0
2026-01-08 ABOS $7K
2026-01-07 ABOS $3K
2026-01-06 ABOS $7K
2026-01-05 ABOS $8K

Other Insiders at ABOS (90d)

Insider Bought Sold Last
RA CAPITAL MANAGEMENT, L.P. 2026-03-16
Meisner Derek M
Chief Legal Officer & Corp Sec
$88K 2026-03-06