Fountain Nathan B insider trades
Fountain Nathan B has filed 8 Form 4s with the SEC that we hold, all for Acumen Pharmaceuticals, Inc. (ABOS), as Director. Across all of them we count 1 purchase worth $100.0K and 1 sale worth $14.3K reported on Form 4. In the last 12 months: 0 purchases ($0) and 1 sale ($14.3K). The largest single trade was a purchase of 6,250 shares of Acumen Pharmaceuticals, Inc. worth $100.0K, dated 2021-07-06. The first filing on our record is dated 2021-07-02 and the latest 2026-06-10.
Acumen Pharmaceuticals, Inc. (ABOS)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-07-06 | P, purchase reported on Form 4 | 6,250 | $100.0K | 2021-07-08 |
| 2026-06-09 | S, sale reported on Form 4 | 6,400 | $14.3K | 2026-06-10 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1869596) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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