Latest filing published 05 Jun 2026 for Acumen Pharmaceuticals, Inc..
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Filings by John A. Stalfort III span 3 companies, the busiest being Acumen Pharmaceuticals, Inc., Taysha Gene Therapies, Inc. and Verrica Pharmaceuticals Inc. The record holds 13 filings, for trades running from 6 July 2021 to 3 June 2026.
No open-market sale appears; the market trades are 5 purchases worth €1.6M. The totals exclude 1 filing filed without an amount. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. The rest of the record consists of 4 share grants.
Half of the purchases are above €398k and half below. Clusters matter here: 3 out of 4 purchases overlapped with buying by a colleague within 30 days. When several insiders buy within a few weeks of each other, analysts speak of a cluster purchase.
The latest filing, published on 5 June 2026, reports a share grant in Acumen Pharmaceuticals, Inc. The clock since the last published purchase (26 November 2024) now reads 697 days. Typically, a trade is published a median of 2 days after it takes place. For comparison, the SEC allows two business days to file a Form 4. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
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