Williams Charles O insider trades

Williams Charles O has filed 22 Form 4s with the SEC that we hold, all for Surrozen, Inc./DE (SRZN), as Chief Operating Officer. Across all of them we count 1 purchase worth $0 and 3 sales worth $119.5K reported on Form 4. In the last 12 months: 0 purchases ($0) and 2 sales ($99.0K). The largest single trade was a sale of 2,036 shares of Surrozen, Inc./DE worth $67.9K, dated 2026-05-04. The first filing on our record is dated 2021-08-16 and the latest 2026-06-16.

Surrozen, Inc./DE (SRZN)

Chief Operating Officer · 22 filings · 4 purchases and sales

Trade date	Code	Shares	Value as filed	Filed	Source
2024-04-04	P, purchase reported on Form 4	1,474	-	2024-04-08	SEC
2025-01-03	S, sale reported on Form 4	1,181	$20.5K	2025-01-06	SEC
2026-01-05	S, sale reported on Form 4	1,566	$31.1K	2026-01-06	SEC
2026-05-04	S, sale reported on Form 4	2,036	$67.9K	2026-05-05	SEC

Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1325818) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-28 · For informational purposes only, not investment advice.
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