Ling Zang

CIK 1864245 · last filed 2026-05-22

Ling Zang is a corporate insider who has filed 8 SEC Form 4 insider transactions across 1 company since 2021. The most recent filing, for GNTX, was dated May 22, 2026. Across all open-market trades the lifetime net is −$343.4K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $920.6K 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

$920.6K

Companies

1

Total Filings

8

Lifetime Open-Market Net

-$343.4K

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
GNTX Director 35,599 $25.86 $920.6K -$343.4K 8 2026-05-22

Recent Filings

8 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-05-22 GNTX Grant (A) +5,626 $0 EDGAR
2025-05-19 GNTX Grant (A) +5,939 $0 EDGAR
2024-05-17 GNTX Grant (A) +3,764 $0 EDGAR
2023-05-22 GNTX Grant (A) +4,716 $0 EDGAR
2022-05-26 GNTX Grant (A) +4,416 $0 EDGAR
2022-05-23 GNTX Grant (A) +3,397 $0 EDGAR
2021-06-09 GNTX Sell (S) −10,000 -$343.4K EDGAR
2021-05-27 GNTX Grant (A) +2,845 $0 EDGAR
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.