JACQUELYN L SUMER

CIK 1844824 · Chief Legal Officer · last filed 2026-02-25

JACQUELYN L SUMER is a Chief Legal Officer who has filed 20 SEC Form 4 insider transactions across 2 companies since 2021. The most recent filing shows the insider sold $52.1K of CGEM on Feb 25, 2026. Across all open-market trades the lifetime net is −$235.8K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $1.8M 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

$1.75M

Companies

2

Total Filings

20

Lifetime Open-Market Net

-$235.8K

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
CGEM Chief Legal Officer 128,089 $13.70 $1.75M -$235.6K 16 2026-02-25
GENOCEA BIOSCIENCES, INC. (GNCA) Delisted CHIEF LEGAL & COMPLIANCE OFF 43,000 $0.00 $26 -$150 4 2022-06-02

Recent Filings

20 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-02-25 CGEM Sell (S) −3,601 -$52.1K EDGAR
2026-02-23 CGEM Sell (S) −3,742 -$51.0K EDGAR
2026-02-19 CGEM Grant (A) $0 EDGAR
2025-12-19 CGEM Sell (S) −3,480 -$33.7K EDGAR
2025-02-27 CGEM Sell (S) −3,756 -$32.0K EDGAR
2025-02-21 CGEM Grant (A) +50,000 $0 EDGAR
2024-12-20 CGEM Sell (S) −3,482 -$39.7K EDGAR
2024-02-23 CGEM Grant (A) +50,000 $0 EDGAR
2023-12-22 CGEM Sell (S) −1,400 -$11.9K EDGAR
2023-12-20 CGEM Sell (S) −290 -$2.4K 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.