ROBERT J CARPENTER

CIK 1021046 · last filed 2026-06-11

ROBERT J CARPENTER is a corporate insider who has filed 19 SEC Form 4 insider transactions across 2 companies since 2007. The most recent filing, for IMRX, was dated Jun 11, 2026. Across all open-market trades the lifetime net is −$444.5K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $3.5M 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

$3.45M

Companies

2

Total Filings

19

Lifetime Open-Market Net

-$444.5K

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
IMRX Director 823,839 $4.19 $3.45M $4.88M 6 2026-06-11
GENZYME CORP (GENZ) Delisted Director 0 -$5.32M 13 2011-04-06

Recent Filings

19 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-06-11 IMRX Grant (A) $0 EDGAR
2025-06-16 IMRX Grant (A) $0 EDGAR
2024-06-13 IMRX Grant (A) $0 EDGAR
2023-06-15 IMRX Grant (A) $0 EDGAR
2022-06-23 IMRX Grant (A) $0 EDGAR
2021-08-04 IMRX Mixed +542,173 $4.88M EDGAR
2011-04-06 GENZYME CORP (GENZ) Delisted Mixed −31,825 -$2.53M EDGAR
2010-06-18 GENZYME CORP (GENZ) Delisted Mixed +2,500 $0 EDGAR
2009-06-05 GENZYME CORP (GENZ) Delisted Exer (M) +2,500 $0 EDGAR
2009-05-27 GENZYME CORP (GENZ) Delisted Sell (S) −1,000 -$58.7K 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.