// company-profile
Sutro Biopharma, Inc.
STRO// activity-summary
Recent insider activity is bullish. Over the last 30 days, 10 insiders purchased shares. Buying was led by Jagpal Sukhi.
// 90-day insight
Over the last 90 days, Sutro Biopharma, Inc. insiders bought $0 across 10 transactions with no open-market sales.
- Most active insider: Chow Gregory K. with 2 transactions totaling $0.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Sutro Biopharma, Inc. as of 2026-03-31
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 5, 2026 | Jagpal Sukhi | STRO | Award | 10,000 | $0.00 | $0K |
| Jun 5, 2026 | Petree Daniel H | STRO | Award | 10,000 | $0.00 | $0K |
| Jun 5, 2026 | Wigginton Jon Marc | STRO | Award | 10,000 | $0.00 | $0K |
| Jun 5, 2026 | PANEK JAMES P | STRO | Award | 10,000 | $0.00 | $0K |
| Jun 5, 2026 | MATSUI CONNIE | STRO | Award | 10,000 | $0.00 | $0K |
45 more transactions hidden
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