Charles O. Williams
Chief Operating Officer · Surrozen, Inc./DE
- 2025
- Jun 16, 2026
- 6
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Charles O. Williams files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- TCG Crossover GP II, LLC - $11.79M in SRZN purchases and sales in the last 12 months
- COLUMN GROUP III GP, LP - $5.98M in SRZN purchases and sales in the last 12 months
- Tim Kutzkey - $5.98M in SRZN purchases and sales in the last 12 months
- Craig C. Parker - $151K in SRZN purchases and sales in the last 12 months
- Yang Li - $75K in SRZN purchases and sales in the last 12 months
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Frequently asked questions
Who is Charles O. Williams?
Charles O. Williams is a corporate insider, tracked as Chief Operating Officer of Surrozen, Inc./DE (SRZN). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Charles O. Williams last file a Form 4?
The most recent primary Form 4 on record is dated 16 June 2026, one of 6 filings going back to 2025.
Has Charles O. Williams been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($99K) across all tracked filings.
