// company-profile
CytomX Therapeutics, Inc.
CTMX// activity-summary
Recent insider activity is bullish. Over the last 30 days, 7 insiders purchased shares versus 1 sale. Buying was led by Ashworth Alan.
// 90-day insight
Over the last 90 days, CytomX Therapeutics, Inc. insiders bought $0 (7 transactions) and sold $5K (1 transaction).
- Most active insider: Ogden Christopher with 1 transaction totaling $5K.
- Largest single sale: $5K by Ogden Christopher on Jun 15, 2026.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of CytomX Therapeutics, 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 17, 2026 | Ashworth Alan | CTMX | Award | 59,000 | $0.00 | $0K |
| Jun 17, 2026 | Young Matthew P. | CTMX | Award | 59,000 | $0.00 | $0K |
| Jun 17, 2026 | Su Zhen | CTMX | Award | 59,000 | $0.00 | $0K |
| Jun 17, 2026 | Gilbert Halley E | CTMX | Award | 59,000 | $0.00 | $0K |
| Jun 17, 2026 | Meyers James R | CTMX | Award | 59,000 | $0.00 | $0K |
45 more transactions hidden
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