CytomX Therapeutics, Inc. CTMX
2.18 USD -0.05 (-2.24%)
At closeNov 3, 2026, 4:01 PM EST
2.18 0.00 0.00%
After hours · Nov 3, 4:01 PM ET
2.16 Day range 2.32
2.14 52-week range 8.21
- YTD
- -48.83%
- 1 year
- -44.53%
Held by funds
97 US ETFs and mutual funds hold CTMX · largest positions
Ownership
Held by insiders 0.66%
Held by institutions 75.69%
Float held by institutions 76.20%
Institutions 165
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| FMR, LLC | 14.51% | 24,688,109 | 113.81M | Dec 30, 2025 |
| VR Adviser, LLC | 9.14% | 15,561,500 | 71.74M | Dec 30, 2025 |
| Perceptive Advisors Llc | 5.69% | 9,680,185 | 44.63M | Dec 30, 2025 |
| Kynam Capital Management, LP | 5.27% | 8,966,077 | 41.33M | Dec 30, 2025 |
| Vanguard Group Inc | 4.98% | 8,475,584 | 39.07M | Dec 30, 2025 |
| Commodore Capital Lp | 4.52% | 7,692,300 | 35.46M | Dec 30, 2025 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 2.78% | 4,726,133 | 21.79M | Dec 30, 2025 |
| SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF | 2.77% | 4,720,340 | 21.76M | Mar 30, 2026 |
| Fidelity Select Portfolios-Select Health Care Portfolio | 2.00% | 3,400,000 | 15.67M | Feb 27, 2026 |
| Fidelity Securities Fund-Fidelity Small Cap Growth Fund | 1.93% | 3,283,170 | 15.14M | Jan 30, 2026 |
| Fidelity Capital Trust-Fidelity Stock Selector Small Cap Fund | 1.89% | 3,222,510 | 14.86M | Jan 30, 2026 |
| Fidelity Securities Fund-Fidelity Series Small Cap Opportunities Fund | 1.49% | 2,531,495 | 11.67M | Jan 30, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| BELVIN MARCIA | Officer | Sale | Mar 16, 2026 | 300,760 |
| CHU YU-WAYE | Officer | Sale | Mar 16, 2026 | 189,446 |
| LANDAU JEFFREY B | Officer | Sale | Aug 19, 2024 | 126,736 |
| LESTER RACHAEL | Officer | Stock Award(Grant) | Feb 1, 2026 | 20,000 |
| MCCARTHY SEAN A. | Chief Executive Officer | Sale | Mar 16, 2026 | 1,172,080 |
| OGDEN CHRISTOPHER | Chief Financial Officer | Sale | Mar 16, 2026 | 296,948 |