Fountain Nathan B sold ABOS
June 9, 2026 · Form 4 insider transaction
Fountain Nathan B sold 6,400 shares of Acumen Pharmaceuticals, Inc. at $2.23 per share, a transaction worth $14.3K. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Disposed (sell-side)
Shares
6,400
Price
$2.23
Total value
$14.3K
InsiderFountain Nathan B
Role—
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateJune 9, 2026
Filing dateJune 10, 2026
Shares owned after48,150
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $2.2300 to $2.2311. Upon request, the Reporting Person will provide to the staff of the Securities and Exchange Commission, the Issuer, or any security holder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.