Michael Halpin

CIK 1778858 · Chief Operating Officer · last filed 2026-03-04

Michael Halpin is a Chief Operating Officer who has filed 35 SEC Form 4 insider transactions across 1 company since 2019. The most recent filing shows the insider sold $363.8K of VCEL on Mar 4, 2026. Across all open-market trades the lifetime net is −$6.3M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $1.2M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$1.22M

Companies

1

Total Filings

35

Lifetime Open-Market Net

-$6.28M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
VCEL Chief Operating Officer 32,439 $37.46 $1.22M -$6.28M 35 2026-03-04

Recent Filings

35 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-03-04 VCEL Sell (S) −10,305 -$363.8K EDGAR
2026-02-26 VCEL Mixed +5,528 -$189.8K EDGAR
2026-02-20 VCEL Mixed +4,777 -$159.3K EDGAR
2026-01-09 VCEL Mixed -$238.2K EDGAR
2025-11-13 VCEL Mixed -$62.7K EDGAR
2025-11-10 VCEL Mixed -$175.2K EDGAR
2025-03-05 VCEL Mixed -$328.6K EDGAR
2025-02-26 VCEL Mixed +2,764 -$130.1K EDGAR
2025-02-24 VCEL Grant (A) $0 EDGAR
2025-02-20 VCEL Mixed +6,167 -$328.4K EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.