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CELLDEX THERAPTC (CLDX)
NASDAQ
$40.42+$0.03 (+0.09%)
Price as of Aug 21, 2026 7:30 PM EDT- $3.2BMarket Cap
- 79.79%1-Year Change
- BiotechnologyIndustry
CELLDEX THERAPTC (CLDX)
$40.42+$0.03 (+0.09%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
WELLINGTON MANAGEMENT GROUP LLP | 14.34% | 9.5M | +983,195 (+10.30%) | Jun 30, 2026 |
BLACKROCK, INC. | 10.52% | 7.0M | +1.6M (+23.32%) | Jun 30, 2026 |
BLACKROCK FUNDING, INC. /DE | 8.24% | 5.5M | +600,650 (+10.96%) | Dec 31, 2024 |
KYNAM CAPITAL MANAGEMENT, LP | 8.00% | 5.3M | -517,659 (-9.73%) | Jun 30, 2026 |
BLACKROCK INC. | 7.05% | 4.7M | +178,837 (+3.81%) | Jun 30, 2024 |
PRICE T ROWE ASSOCIATES INC /MD/ | 7.04% | 4.7M | +2.6M (+55.47%) | Jun 30, 2026 |
VANGUARD GROUP INC | 6.05% | 4.0M | +72,817 (+1.81%) | Dec 31, 2025 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD SPECIALIZED FUNDS | 6.43% | 4.3M | -485,243 (-11.34%) | Apr 30, 2026 |
VANGUARD INDEX FUNDS | 4.34% | 2.9M | +64,681 (+2.24%) | Mar 31, 2026 |
VANGUARD EXPLORER FUND | 2.00% | 1.3M | +271,165 (+20.41%) | Apr 30, 2026 |
SPDR SERIES TRUST | 1.84% | 1.2M | 0 (0.00%) | Apr 30, 2026 |
MUTUAL FUND SERIES TRUST | 1.58% | 1.0M | -586,703 (-55.90%) | Mar 31, 2026 |
FIDELITY SALEM STREET TRUST | 1.14% | 758,742 | +677,674 (+89.32%) | Apr 30, 2026 |
FIDELITY SECURITIES FUND | 1.07% | 711,562 | -160,596 (-22.57%) | Apr 30, 2026 |
Current Ownership Distribution
- Institutions1.2B (81.71%)
- Mutual Funds261.0M (17.82%)
- Insiders6.9M (0.47%)
- Other0 (0.00%)
Insider Transactions
- 0.47% (6.9M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 1Number of InsiderSelling (last 12 months)
- $683,174.23Amount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Cohen Cheryl | Award | Jun 25, 2026 | $0.00 | 26,000 | $0.00 | 26,000 |
KELER TIBOR EXECUTIVE VP & CSO | Award | Jun 25, 2026 | $0.00 | 115,000 | $0.00 | 115,000 |
Marucci Anthony S PRESIDENT & CEO | Award | Jun 25, 2026 | $0.00 | 375,000 | $0.00 | 375,000 |
PENNER HARRY JR | Award | Jun 25, 2026 | $0.00 | 26,000 | $0.00 | 26,000 |
Brownlie Keith L | Award | Jun 25, 2026 | $0.00 | 26,000 | $0.00 | 26,000 |
CONRAD HERBERT J | Award | Jun 25, 2026 | $0.00 | 26,000 | $0.00 | 26,000 |
MARINO JAMES J | Award | Jun 25, 2026 | $0.00 | 26,000 | $0.00 | 26,000 |
Young Diane C. SVP, CHIEF MEDICAL OFFICER | Award | Jun 25, 2026 | $0.00 | 57,000 | $0.00 | 57,000 |
Torres Denice | Award | Jun 25, 2026 | $0.00 | 26,000 | $0.00 | 26,000 |
Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS | Award | Jun 25, 2026 | $0.00 | 95,000 | $0.00 | 95,000 |
Cavanaugh Sarah SVP OF CORP AFFAIRS & ADMIN. | Award | Jun 25, 2026 | $0.00 | 95,000 | $0.00 | 95,000 |
Crowley Elizabeth SR. VP & CPDO | Award | Jun 25, 2026 | $0.00 | 100,000 | $0.00 | 100,000 |
PEPIN RONALD SR. VP & CBO | Award | Jun 25, 2026 | $0.00 | 20,000 | $0.00 | 20,000 |
Martin Samuel Bates SVP AND CFO | Award | Jun 25, 2026 | $0.00 | 93,000 | $0.00 | 93,000 |
Jain Rita | Award | Jun 25, 2026 | $0.00 | 26,000 | $0.00 | 26,000 |
Lawver Teri L SVP & Chief Commercial Officer | Award | Jun 25, 2026 | $0.00 | 90,000 | $0.00 | 90,000 |
Jimenez Freddy A. SVP & GENERAL COUNSEL | Award | Jun 25, 2026 | $0.00 | 93,000 | $0.00 | 93,000 |
PEPIN RONALD SR. VP & CBO | Exempt | Dec 15, 2025 | $0.00 | 8,333 | $0.00 | 5,000 |
PEPIN RONALD SR. VP & CBO | Exempt | Dec 15, 2025 | $0.00 | 11,000 | $0.00 | 0 |
PEPIN RONALD SR. VP & CBO | Exempt | Dec 15, 2025 | $75,134.49 | 8,333 | $9.02 | 9,097 |
PEPIN RONALD SR. VP & CBO | Exempt | Dec 15, 2025 | $30,580.00 | 11,000 | $2.78 | 20,097 |
Wright Richard M. | Exempt | Nov 13, 2025 | $0.00 | 6,876 | $0.00 | 0 |
Wright Richard M. | Exempt | Nov 13, 2025 | $0.00 | 26,672 | $0.00 | 0 |
Wright Richard M. | Exempt | Nov 13, 2025 | $0.00 | 15,750 | $0.00 | 7,875 |
Wright Richard M. | Exempt | Nov 13, 2025 | $61,997.45 | 6,876 | $9.02 | 27,709 |
Wright Richard M. | Exempt | Nov 13, 2025 | $276,855.36 | 26,672 | $10.38 | 54,381 |
Wright Richard M. | Exempt | Nov 13, 2025 | $354,060.00 | 15,750 | $22.48 | 70,131 |
Wright Richard M. | Sell | Nov 13, 2025 | $1.2M | 49,298 | $24.00 | 20,833 |
Lawver Teri L SVP & Chief Commercial Officer | Award | Nov 10, 2025 | $0.00 | 100,000 | $0.00 | 100,000 |
Jimenez Freddy A. SVP & GENERAL COUNSEL | Sell | Aug 13, 2025 | $8,167.46 | 341 | $23.95 | 35,392 |