Michael Bookman

CIK 1840339 · CHIEF LEGAL OFFICER, SECRETARY · last filed 2026-02-05

Michael Bookman is a CHIEF LEGAL OFFICER, SECRETARY who has filed 12 SEC Form 4 insider transactions across 2 companies since 2021. The most recent filing, for IMRX, was dated Feb 5, 2026. Across all open-market trades the lifetime net is +$32.9K, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $20.4K 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

$20.4K

Companies

2

Total Filings

12

Lifetime Open-Market Net

$32.9K

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 CHIEF LEGAL OFFICER, SECRETARY 4,870 $4.19 $20.4K $32.9K 11 2026-02-05
Korro Bio, Inc. (FREQ) Delisted General Counsel and Secretary $14.98 $0 1 2021-04-22

Recent Filings

12 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-02-05 IMRX Grant (A) $0 EDGAR
2025-10-02 IMRX Buy (P) +1,020 $7.0K EDGAR
2025-02-07 IMRX Grant (A) $0 EDGAR
2024-05-23 IMRX Mixed $0 EDGAR
2024-03-19 IMRX Grant (A) +1,448 $2.3K EDGAR
2024-02-09 IMRX Grant (A) $0 EDGAR
2023-02-17 IMRX Grant (A) $0 EDGAR
2022-05-18 IMRX Buy (P) +1,000 $4.9K EDGAR
2022-02-14 IMRX Grant (A) $0 EDGAR
2021-08-04 IMRX Buy (P) +1,402 $21.0K 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.