Celldex Therapeutics, Inc. (CLDX)
 NASDAQ: CLDX · Real-Time Price · USD
 26.00
 +0.01 (0.04%)
  At close: Oct 30, 2025, 4:00 PM EDT
26.06
 +0.06 (0.23%)
  After-hours: Oct 30, 2025, 6:28 PM EDT
Celldex Therapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume | 
|---|---|---|---|---|---|---|---|
| Oct 30, 2025 | 25.92 | 26.65 | 25.90 | 26.00 | 26.00 | 0.04% | 849,648 | 
| Oct 29, 2025 | 26.85 | 27.01 | 25.70 | 25.99 | 25.99 | -3.95% | 636,937 | 
| Oct 28, 2025 | 27.24 | 27.65 | 26.80 | 27.06 | 27.06 | -1.13% | 507,114 | 
| Oct 27, 2025 | 26.82 | 27.85 | 26.80 | 27.37 | 27.37 | 2.43% | 624,006 | 
| Oct 24, 2025 | 26.62 | 26.77 | 26.18 | 26.72 | 26.72 | 1.75% | 461,862 | 
| Oct 23, 2025 | 26.80 | 26.90 | 25.97 | 26.26 | 26.26 | -1.72% | 822,124 | 
| Oct 22, 2025 | 27.91 | 28.20 | 26.55 | 26.72 | 26.72 | -4.26% | 639,699 | 
| Oct 21, 2025 | 28.03 | 28.59 | 27.44 | 27.91 | 27.91 | 0.87% | 902,584 | 
| Oct 20, 2025 | 27.58 | 27.80 | 26.60 | 27.67 | 27.67 | 3.13% | 633,200 | 
| Oct 17, 2025 | 26.35 | 27.01 | 26.03 | 26.83 | 26.83 | 1.05% | 704,642 | 
| Oct 16, 2025 | 27.53 | 27.89 | 26.17 | 26.55 | 26.55 | -2.89% | 773,773 | 
| Oct 15, 2025 | 26.21 | 27.73 | 26.10 | 27.34 | 27.34 | 3.29% | 978,817 | 
| Oct 14, 2025 | 26.81 | 27.44 | 26.45 | 26.47 | 26.47 | -2.43% | 964,084 | 
| Oct 13, 2025 | 24.87 | 27.40 | 24.50 | 27.13 | 27.13 | 1.34% | 1,100,938 | 
| Oct 10, 2025 | 27.62 | 27.74 | 26.31 | 26.77 | 26.77 | -2.80% | 1,208,522 | 
| Oct 9, 2025 | 27.20 | 27.98 | 26.96 | 27.54 | 27.54 | 1.10% | 786,542 | 
| Oct 8, 2025 | 26.40 | 27.83 | 26.17 | 27.24 | 27.24 | 3.89% | 1,066,887 | 
| Oct 7, 2025 | 26.45 | 26.45 | 25.81 | 26.22 | 26.22 | -0.61% | 643,446 | 
| Oct 6, 2025 | 26.50 | 26.90 | 26.05 | 26.38 | 26.38 | -0.11% | 927,305 | 
| Oct 3, 2025 | 25.99 | 26.51 | 25.93 | 26.41 | 26.41 | 2.17% | 967,490 | 
| Oct 2, 2025 | 25.38 | 25.87 | 24.49 | 25.85 | 25.85 | 2.21% | 907,351 | 
| Oct 1, 2025 | 25.88 | 26.06 | 25.15 | 25.29 | 25.29 | -2.24% | 1,121,430 | 
| Sep 30, 2025 | 25.96 | 26.20 | 25.44 | 25.87 | 25.87 | -1.22% | 1,168,521 | 
| Sep 29, 2025 | 26.14 | 26.46 | 25.76 | 26.19 | 26.19 | 0.19% | 739,805 | 
| Sep 26, 2025 | 25.68 | 26.37 | 25.24 | 26.14 | 26.14 | 3.52% | 963,919 | 
| Sep 25, 2025 | 25.57 | 25.60 | 24.79 | 25.25 | 25.25 | -1.37% | 1,058,159 | 
| Sep 24, 2025 | 24.22 | 25.62 | 24.03 | 25.60 | 25.60 | 5.65% | 1,215,291 | 
| Sep 23, 2025 | 24.87 | 24.95 | 24.11 | 24.23 | 24.23 | -2.53% | 859,349 | 
| Sep 22, 2025 | 24.65 | 25.28 | 24.15 | 24.86 | 24.86 | 1.02% | 1,012,689 | 
| Sep 19, 2025 | 25.84 | 25.84 | 24.53 | 24.61 | 24.61 | -5.05% | 2,473,764 | 
| Sep 18, 2025 | 24.85 | 26.33 | 24.83 | 25.92 | 25.92 | 5.97% | 1,401,723 | 
| Sep 17, 2025 | 24.32 | 25.87 | 24.32 | 24.46 | 24.46 | -0.49% | 1,247,152 | 
| Sep 16, 2025 | 24.50 | 25.02 | 24.42 | 24.58 | 24.58 | 0.33% | 894,093 | 
| Sep 15, 2025 | 24.58 | 25.05 | 24.02 | 24.50 | 24.50 | 0.20% | 1,130,109 | 
| Sep 12, 2025 | 25.18 | 25.31 | 24.35 | 24.45 | 24.45 | -2.98% | 1,298,132 | 
| Sep 11, 2025 | 25.18 | 25.51 | 24.79 | 25.20 | 25.20 | 0.96% | 1,135,084 | 
| Sep 10, 2025 | 24.31 | 25.29 | 24.18 | 24.96 | 24.96 | 2.72% | 1,534,201 | 
| Sep 9, 2025 | 23.51 | 24.35 | 23.00 | 24.30 | 24.30 | 3.85% | 1,025,417 | 
| Sep 8, 2025 | 22.85 | 24.04 | 22.44 | 23.40 | 23.40 | 2.32% | 2,679,036 | 
| Sep 5, 2025 | 22.95 | 23.49 | 22.59 | 22.87 | 22.87 | 0.40% | 1,140,628 | 
| Sep 4, 2025 | 23.52 | 23.57 | 22.34 | 22.78 | 22.78 | -3.52% | 1,442,303 | 
| Sep 3, 2025 | 21.98 | 23.69 | 21.77 | 23.61 | 23.61 | 7.03% | 1,598,134 | 
| Sep 2, 2025 | 21.88 | 22.76 | 21.88 | 22.06 | 22.06 | -0.09% | 1,891,364 | 
| Aug 29, 2025 | 22.52 | 23.02 | 21.71 | 22.08 | 22.08 | -1.34% | 1,329,314 | 
| Aug 28, 2025 | 22.82 | 23.27 | 22.20 | 22.38 | 22.38 | -0.97% | 1,871,453 | 
| Aug 27, 2025 | 21.72 | 23.00 | 21.40 | 22.60 | 22.60 | 3.91% | 1,385,478 | 
| Aug 26, 2025 | 22.04 | 22.67 | 21.34 | 21.75 | 21.75 | -0.82% | 1,201,719 | 
| Aug 25, 2025 | 22.74 | 22.83 | 21.72 | 21.93 | 21.93 | -2.36% | 1,609,643 | 
| Aug 22, 2025 | 22.11 | 22.75 | 21.56 | 22.46 | 22.46 | 2.00% | 1,797,866 | 
| Aug 21, 2025 | 20.71 | 22.32 | 20.37 | 22.02 | 22.02 | 5.41% | 2,428,843 |