Column Group Opportunity III GP, LP

CIK 1932874 · last filed 2026-02-24

Column Group Opportunity III GP, LP is a corporate insider who has filed 4 SEC Form 4 insider transactions across 3 companies since 2023. The most recent filing shows the insider sold $4.0M of TNYA on Feb 24, 2026. Across all open-market trades the lifetime net is +$24.3M, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $1.7M 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.

Loading insider history…
Disclosed Exposure

$1.71M

Companies

3

Total Filings

4

Lifetime Open-Market Net

$24.35M

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
TNYA 10%+ Owner 2,374,048 $0.71 $1.69M $19.36M 2 2026-02-24
SRZNW 10%+ Owner 1,007,090 $0.02 $18.2K $4.49M 1 2026-01-20
NGM BIOPHARMACEUTICALS INC (NGM) Delisted 10%+ Owner 12,402,241 $1.54 $19.10M $494.9K 1 2023-01-25

Recent Filings

4 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-02-24 TNYA Sell (S) −6,637,872 -$4.04M EDGAR
2026-01-20 SRZNW Buy (P) +227,549 $4.49M EDGAR
2023-02-10 TNYA Buy (P) +9,000,000 $23.40M EDGAR
2023-01-25 NGM BIOPHARMACEUTICALS INC (NGM) Delisted Buy (P) +99,000 $494.9K 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.