Celldex Therapeutics Ownership | Who Owns Celldex Therapeutics?
Celldex Therapeutics Ownership Summary
Celldex Therapeutics is owned by 109.55% institutional investors, 0.27% insiders. Wellington management group llp is the largest institutional shareholder, holding 12.87% of CLDX shares. Vanguard Health Care Inv is the top mutual fund, with 5.45% of its assets in Celldex Therapeutics shares.
CLDX Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Celldex Therapeutics | 109.55% | 0.27% | -9.82% |
| Sector | Healthcare Stocks | 35.58% | 11.87% | 52.55% |
| Industry | Biotech Stocks | 35.75% | 11.83% | 52.41% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Wellington management group llp | 8.56M | 12.87% | $271.54M |
| Kynam capital management, lp | 5.84M | 8.78% | $185.26M |
| Blackrock funding, inc. /de | 5.37M | 8.07% | $170.33M |
| Blackrock | 4.69M | 7.97% | $173.61M |
| Vanguard group | 4.03M | 6.06% | $109.38M |
| Fmr | 3.75M | 5.64% | $118.92M |
| Point72 asset management | 3.23M | 4.86% | $102.45M |
| State street | 2.80M | 4.22% | $88.95M |
| Commodore capital lp | 2.70M | 4.06% | $85.54M |
| Price t rowe associates inc /md/ | 2.09M | 3.14% | $66.18M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Kynam capital management, lp | 5.84M | 11.43% | $185.26M |
| Commodore capital lp | 2.70M | 4.95% | $85.54M |
| 5am venture management | 497.27K | 4.38% | $15.77M |
| Rosalind advisors | 330.00K | 4.21% | $10.47M |
| Superstring capital management lp | 180.05K | 4.08% | $5.71M |
| Novo | 1.20M | 3.08% | $38.06M |
| Eversept partners, lp | 1.79M | 2.99% | $56.72M |
| Tsp capital management group | 375.13K | 2.90% | $11.90M |
| Propel bio management | 131.36K | 2.61% | $4.14M |
| Foresite capital management vi | 315.91K | 2.18% | $10.02M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Point72 asset management | 3.23M | 0.13% | 1.47M |
| Wellington management group llp | 8.56M | 0.05% | 480.87K |
| Ikarian capital | 461.25K | 1.19% | 461.25K |
| Vanguard fiduciary trust | 429.60K | 0.00% | 429.60K |
| Dimensional fund advisors lp | 1.06M | 0.01% | 407.82K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Bellevue group | 1.20M | 0.91% | -2.42M |
| T. rowe price investment management | - | - | -1.70M |
| Jennison associates | - | - | -1.32M |
| Fmr | 3.75M | 0.01% | -1.16M |
| Polar capital | - | - | -1.01M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Ikarian capital | 461.25K | 1.19% | 461.25K | $14.63M |
| Vanguard fiduciary trust | 429.60K | 0.00% | 429.60K | $13.63M |
| Kennedy capital management | 352.30K | 0.24% | 352.30K | $11.18M |
| Rosalind advisors | 330.00K | 4.21% | 330.00K | $10.47M |
| Foresite capital management vi | 315.91K | 2.18% | 315.91K | $10.02M |
Sold Out
| Holder | Change |
|---|---|
| Umb bank, n.a. | -2.00 |
| Strategic investment solutions, inc. /il | -5.00 |
| Concord wealth partners | -8.00 |
| Nelson, van denburg & campbell wealth management group | -10.00 |
| Householder group estate & retirement specialist | -11.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 230 | 22.99% | 72,850,785 | -0.75% | 109 | 0.90% | 124 | 49.40% | 58 | -3.33% |
| Dec 31, 2025 | 112 | -41.05% | 27,037,989 | -61.77% | 40 | 0.36% | 48 | -51.02% | 35 | -31.37% |
| Sep 30, 2025 | 180 | 2.27% | 69,405,041 | -0.96% | 104 | 0.94% | 95 | -14.41% | 50 | 31.58% |
| Jun 30, 2025 | 184 | 3.95% | 72,686,228 | 0.53% | 109 | 0.92% | 113 | 25.56% | 41 | -22.64% |
| Mar 31, 2025 | 180 | -5.76% | 73,628,401 | -0.08% | 110 | 0.90% | 90 | -11.76% | 55 | 10.00% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Health Care Inv | 4.28M | 5.45% | 29.83K |
| BB Biotech AG Ord | 3.56M | 5.34% | 250.10K |
| Vanguard Total Stock Mkt Idx Inv | 2.45M | 3.13% | 304.78K |
| Vanguard US Total Market Shares ETF | 2.07M | 3.11% | 2.12K |
| iShares Russell 2000 ETF | 1.78M | 2.26% | 14.99K |
| Polar Capital Healthcare Opports Inc | 1.15M | 1.73% | - |
| State Street® SPDR® S&P® Biotech ETF | 1.35M | 1.72% | -13.47K |
| Eventide Healthcare & Life Sciences I | 1.04M | 1.56% | -319.19K |
| Polar Capital Biotech S Inc | 950.00K | 1.43% | - |
| Vanguard Explorer Inv | 1.06M | 1.35% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Dec 04, 2025 | Jimenez Freddy A. | SVP & GENERAL COUNSEL | Sell | $121.21K |
| Nov 13, 2025 | Wright Richard M. | Former Officer | Sell | $1.18M |
| Aug 13, 2025 | Jimenez Freddy A. | SVP & GENERAL COUNSEL | Sell | $8.17K |
| Aug 13, 2025 | Jimenez Freddy A. | SVP & GENERAL COUNSEL | Sell | $10.93K |
| Nov 11, 2024 | Marucci Anthony S | PRESIDENT & CEO | Buy | $308.43K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | - | 2 |
| 2025 Q3 | - | 2 |
| 2025 Q2 | - | - |
| 2024 Q4 | 1 | - |
| 2024 Q2 | - | 12 |
CLDX Ownership FAQ
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