Williams Charles O — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Williams Charles O has filed 2 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $99K.

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-16SRZNSurrozen, Inc./DEA — Grant or award1.7K$8.11$14K
2026-05-05SRZNSurrozen, Inc./DES — Open-market sale2.0K$33.33$68K
2026-05-05SRZNSurrozen, Inc./DEM — Option exercise5.6K—
2026-01-07SRZNSurrozen, Inc./DES — Open-market sale1.6K$19.87$31K
2026-01-07SRZNSurrozen, Inc./DEM — Option exercise3.5K—
2025-12-16SRZNSurrozen, Inc./DEA — Grant or award1.7K$8.11$14K

Companies — Last 90 Days

Frequently Asked Questions

Who is Williams Charles O?

Williams Charles O is a corporate insider — currently tracked as Insider of Surrozen, Inc./DE (SRZN). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has Williams Charles O submitted recently?

2 primary Form 4 filings in the last 90 days, covering 1 company.

Has Williams Charles O been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 2 open-market sales ($99K) across all tracked filings.

Where can I see all of Williams Charles O's SEC filings?

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.

Learn More

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