Updated Jul 16, 2026
COLUMN GROUP III GP, LP is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market purchases: $5.98M. Lifetime open-market sales: $5.93M. Historical track record: 5/5 stars across 18 tracked purchases.
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.
| InsiderAlpha rating | ★★★★★ (5/5) |
|---|---|
| Total purchases tracked | 18 |
| Purchases with forward-return data | 18 |
| 30-day win rate | 8889% |
| 90-day win rate | 10000% |
| Avg 5-day return | +137.55% |
| Avg 30-day return | +2469.91% |
| Avg 90-day return | +5927.52% |
| Best 30-day return | +7834.16% |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-02-26 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 1.86M | $0.56 | $1.05M |
| 2026-02-26 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 1.65M | $0.56 | $928K |
| 2026-02-26 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 349.2K | $0.62 | $215K |
| 2026-02-26 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 309.2K | $0.62 | $190K |
| 2026-02-24 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 162.3K | $0.60 | $97K |
| 2026-02-24 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 143.7K | $0.60 | $86K |
| 2026-02-24 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 277.8K | $0.61 | $171K |
| 2026-02-24 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 246.0K | $0.61 | $151K |
| 2026-02-12 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 2.15M | $0.68 | $1.46M |
| 2026-02-12 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 1.91M | $0.68 | $1.30M |
| 2026-02-12 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 182.3K | $0.82 | $149K |
| 2026-02-12 | TNYA | Tenaya Therapeutics, Inc. | S — Open-market sale | 161.4K | $0.82 | $132K |
| 2026-01-21 | SRZN | Surrozen, Inc./DE | P — Open-market purchase | 9.6K | $19.60 | $188K |
| 2026-01-21 | SRZN | Surrozen, Inc./DE | P — Open-market purchase | 8.5K | $19.60 | $166K |
| 2026-01-21 | SRZN | Surrozen, Inc./DE | P — Open-market purchase | 1.4K | $20.00 | $27K |
| 2026-01-21 | SRZN | Surrozen, Inc./DE | P — Open-market purchase | 1.2K | $20.00 | $24K |
| 2026-01-21 | SRZN | Surrozen, Inc./DE | P — Open-market purchase | 6.3K | $19.89 | $125K |
| 2026-01-21 | SRZN | Surrozen, Inc./DE | P — Open-market purchase | 5.6K | $19.89 | $111K |
| 2026-01-15 | SRZN | Surrozen, Inc./DE | P — Open-market purchase | 2.9K | $19.99 | $59K |
| 2026-01-15 | SRZN | Surrozen, Inc./DE | P — Open-market purchase | 2.6K | $19.99 | $52K |
COLUMN GROUP III GP, LP is a corporate insider — currently tracked as Insider. InsiderAlpha tracks every SEC Form 4 filing in real time.
Recorded transactions: 18 open-market purchases ($5.98M) and 12 open-market sales ($5.93M) across all tracked filings.
Across 18 tracked purchases, COLUMN GROUP III GP, LP averaged +2469.9% avg 30-day return with a 8889% 30-day win rate. InsiderAlpha rates the track record at 5/5 stars.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live COLUMN GROUP III GP, LP profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.