COLUMN GROUP III GP, LP
SEC Form 4 insider trading activity
COLUMN GROUP III GP, LP has filed 8 SEC Form 4 filings (30 transaction rows) across 2 companies, including TNYA, SRZN, with disclosures dating back to 2025. 8 of those filings fall inside the rolling window. Most recent filing: Feb 26, 2026.
On the most recent filing, COLUMN GROUP III GP, LP is listed as 10% Owner at Tenaya Therapeutics, Inc. Inside the rolling window, COLUMN GROUP III GP, LP reported 9 open-market purchases totaling $6.0M in SRZN and 6 open-market sales totaling $5.9M in TNYA. The largest disclosed transaction in the window is a purchase of 315,457 SRZN shares on Nov 13, 2025, worth $4.0M.
Companies traded
Other insiders at TNYA
Insider Buying
$6.0M
reported purchases (SEC code P)
Insider Selling
$5.9M
reported sales (SEC code S)
Companies
2
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| TNYA | 10% Owner | Sale | 658,440 | $405K | Feb 26 | SEC ↗ | |
| TNYA | 10% Owner | Sale | 3,511,826 | $2.0M | Feb 26 | SEC ↗ | |
| TNYA | 10% Owner | Sale | 523,734 | $322K | Feb 24 | SEC ↗ | |
| TNYA | 10% Owner | Sale | 306,000 | $183K | Feb 24 | SEC ↗ | |
| TNYA | 10% Owner | Sale | 343,717 | $281K | Feb 12 | SEC ↗ | |
| TNYA | 10% Owner | Sale | 4,056,573 | $2.8M | Feb 12 | SEC ↗ | |
| SRZN | 10% Owner | Purchase | 11,893 | $237K | Jan 20 | SEC ↗ | |
| SRZN | 10% Owner | Purchase | 2,562 | $51K | Jan 20 | SEC ↗ | |
| SRZN | 10% Owner | Purchase | 18,052 | $354K | Jan 20 | SEC ↗ | |
| SRZN | 10% Owner | Purchase | 12,470 | $247K | Jan 15 | SEC ↗ | |
| SRZN | 10% Owner | Purchase | 5,523 | $110K | Jan 15 | SEC ↗ | |
| SRZN | 10% Owner | Purchase | 15,100 | $300K | Jan 8 | SEC ↗ | |
| SRZN | 10% Owner | Purchase | 5,266 | $91K | Dec 8 | SEC ↗ | |
| SRZN | 10% Owner | Purchase | 30,884 | $604K | Dec 8 | SEC ↗ | |
| SRZN | 10% Owner | Purchase | 315,457 | $4.0M | Nov 17 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has COLUMN GROUP III GP, LP made?
COLUMN GROUP III GP, LP has filed 8 SEC Form 4 filings (30 transaction rows) across 2 companies, including TNYA, SRZN since 2025.
Which companies does COLUMN GROUP III GP, LP trade?
COLUMN GROUP III GP, LP has filed SEC Form 4 disclosures for 2 companies, including TNYA, SRZN.
When was COLUMN GROUP III GP, LP's most recent SEC Form 4 filing?
COLUMN GROUP III GP, LP's most recent SEC Form 4 filing on Tracefour is dated Feb 26, 2026.
What is COLUMN GROUP III GP, LP's total buy and sell value in the current window?
Inside the rolling retention window, COLUMN GROUP III GP, LP bought $6.0M and sold $5.9M based on SEC Form 4 filings.
What was COLUMN GROUP III GP, LP's largest disclosed transaction?
The largest disclosed transaction in the current window is a purchase of 315,457 SRZN shares on 2025-11-13, worth $4.0M, per SEC Form 4 filings.