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CytomX Therapeut (CTMX)
NASDAQ
$2.56-$0.07 (-2.85%)
Price as of Oct 02, 2026 5:07 PM EDT- $573.1MMarket Cap
- -19.82%1-Year Change
- BiotechnologyIndustry
CytomX Therapeut (CTMX)
$2.56-$0.07 (-2.85%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
FMR LLC | 15.03% | 32.7M | +759,300 (+2.32%) | Jun 30, 2026 |
KYNAM CAPITAL MANAGEMENT, LP | 9.97% | 21.7M | +6.7M (+30.83%) | Jun 30, 2026 |
BLACKROCK, INC. | 8.07% | 17.6M | +12.3M (+70.23%) | Jun 30, 2026 |
BANK OF AMERICA CORP /DE/ | 6.93% | 15.1M | +4.9M (+32.35%) | Jun 30, 2026 |
STATE STREET CORP | 5.40% | 11.7M | +6.1M (+51.79%) | Jun 30, 2026 |
PERCEPTIVE ADVISORS LLC | 4.80% | 10.4M | +340,361 (+3.26%) | Jun 30, 2026 |
VANGUARD CAPITAL MANAGEMENT LLC | 3.92% | 8.5M | -207,661 (-2.44%) | Jun 30, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 3.82% | 8.3M | -197,679 (-2.37%) | Jun 30, 2026 |
SPDR SERIES TRUST | 3.66% | 8.0M | 0 (0.00%) | Jul 31, 2026 |
FIDELITY SELECT PORTFOLIOS | 3.57% | 7.8M | 0 (0.00%) | Jul 31, 2026 |
FIDELITY SECURITIES FUND | 3.53% | 7.7M | 0 (0.00%) | Jul 31, 2026 |
FIDELITY ADVISOR SERIES VII | 2.29% | 5.0M | +261,500 (+5.24%) | Jul 31, 2026 |
Fidelity Rutland Square Trust II | 1.31% | 2.8M | +2.4M (+84.06%) | May 31, 2026 |
FIDELITY CAPITAL TRUST | 1.13% | 2.5M | 0 (0.00%) | Jul 31, 2026 |
Current Ownership Distribution
- Institutions1.4B (78.68%)
- Mutual Funds374.8M (20.57%)
- Insiders13.6M (0.75%)
- Other0 (0.00%)
Insider Transactions
- 0.75% (13.6M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 4Number of InsiderSelling (last 12 months)
- $14.8MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Fuchs Charles S. | Award | Jul 24, 2026 | $0.00 | 118,000 | $0.00 | 118,000 |
Meyers James R | Award | Jun 17, 2026 | $0.00 | 59,000 | $0.00 | 59,000 |
Ashworth Alan | Award | Jun 17, 2026 | $0.00 | 59,000 | $0.00 | 59,000 |
Jones Elaine V | Award | Jun 17, 2026 | $0.00 | 59,000 | $0.00 | 59,000 |
Gilbert Halley E | Award | Jun 17, 2026 | $0.00 | 59,000 | $0.00 | 59,000 |
Mohindru Mani | Award | Jun 17, 2026 | $0.00 | 59,000 | $0.00 | 59,000 |
Young Matthew P. | Award | Jun 17, 2026 | $0.00 | 59,000 | $0.00 | 59,000 |
McCarthy Sean A. CEO | Sell | Mar 17, 2026 | $764,137.89 | 118,969 | $6.42 | 1.1M |
Ogden Christopher Chief Financial Officer | Sell | Mar 17, 2026 | $124,111.63 | 19,323 | $6.42 | 296,948 |
Chu Yu-Waye Chief Medical Officer | Sell | Mar 17, 2026 | $136,675.02 | 21,279 | $6.42 | 189,446 |
BELVIN MARCIA SVP, Chief Scientific Officer | Sell | Mar 17, 2026 | $202,273.12 | 31,492 | $6.42 | 300,760 |
McCarthy Sean A. CEO | Award | Feb 02, 2026 | $0.00 | 980,000 | $0.00 | 980,000 |
BELVIN MARCIA SVP, Chief Scientific Officer | Award | Feb 02, 2026 | $0.00 | 250,000 | $0.00 | 250,000 |
McCarthy Sean A. CEO | Award | Feb 02, 2026 | $0.00 | 210,000 | $0.00 | 1.2M |
Chu Yu-Waye Chief Medical Officer | Award | Feb 02, 2026 | $0.00 | 300,000 | $0.00 | 300,000 |
BELVIN MARCIA SVP, Chief Scientific Officer | Award | Feb 02, 2026 | $0.00 | 60,000 | $0.00 | 332,252 |
Ogden Christopher Chief Financial Officer | Award | Feb 02, 2026 | $0.00 | 325,000 | $0.00 | 325,000 |
Chu Yu-Waye Chief Medical Officer | Award | Feb 02, 2026 | $0.00 | 75,000 | $0.00 | 210,725 |
Ogden Christopher Chief Financial Officer | Award | Feb 02, 2026 | $0.00 | 90,000 | $0.00 | 316,271 |
McCarthy Sean A. CEO | Sell | Nov 06, 2025 | $461,906.10 | 101,793 | $4.54 | 987,891 |
Chu Yu-Waye Chief Medical Officer | Award | Sep 26, 2025 | $0.00 | 87,500 | $0.00 | 87,500 |
Chu Yu-Waye Chief Medical Officer | Award | Sep 26, 2025 | $0.00 | 43,750 | $0.00 | 43,750 |
BELVIN MARCIA SVP, Chief Scientific Officer | Sell | Jun 16, 2025 | $37,334.08 | 13,884 | $2.69 | 272,252 |
Ogden Christopher Chief Financial Officer | Sell | Jun 16, 2025 | $28,539.98 | 10,614 | $2.69 | 226,271 |
McCarthy Sean A. CEO | Sell | Jun 16, 2025 | $149,263.53 | 55,511 | $2.69 | 1.1M |
BELVIN MARCIA SVP, Chief Scientific Officer | Exempt | Jun 13, 2025 | $0.00 | 37,500 | $0.00 | 0 |
Ogden Christopher Chief Financial Officer | Exempt | Jun 13, 2025 | $0.00 | 37,500 | $0.00 | 0 |
BELVIN MARCIA SVP, Chief Scientific Officer | Exempt | Jun 13, 2025 | $0.00 | 37,500 | $0.00 | 286,136 |
McCarthy Sean A. CEO | Exempt | Jun 13, 2025 | $0.00 | 150,000 | $0.00 | 0 |
Ogden Christopher Chief Financial Officer | Sell | Jun 13, 2025 | $4,841.44 | 1,641 | $2.95 | 199,385 |