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Celldex Therapeutics Inc Stock (CLDX) Price History

The historical daily chart and data for Celldex Therapeutics Inc stock (CLDX), show that the latest closing stock price as of May 22, 2026, is $30.73.
  • Celldex Therapeutics Inc all-time high stock price is $3,375.00, occurred on March 07, 2000.
  • The lowest Celldex Therapeutics Inc stock price recorded was $1.50 on March 19, 2020. Since then, Celldex Therapeutics Inc's stock price has risen over 1,949% to $30.73 now.
  • The 52-week high stock price for CLDX is $35.79, representing a 16.47% increase from the current share price, occurred on April 20, 2026.
  • The 52-week low stock price for CLDX is $18.55, indicating a -39.64% decrease from the current share price, occurred on May 29, 2025.
  • The closing price of Celldex Therapeutics Inc (CLDX) stock in the beginning of 2025 was $39.21. The stock closed the year at $44.57, a gain of over 13.67% for the year.
The table below shows more information about CLDX historical price data:
Date High Low High - Low Volume % Change
May 22, 2026 $31.22 $30.65 $0.5725 582,927.0 +0.49%
May 21, 2026 $31.08 $30.12 $0.96 904,362.0 -1.04%
May 20, 2026 $31.18 $30.35 $0.83 738,844.0 +2.49%
May 19, 2026 $30.37 $29.27 $1.10 566,261.0 -0.23%
May 18, 2026 $31.98 $29.70 $2.29 825,946.0 -3.57%
May 15, 2026 $32.38 $31.13 $1.25 682,046.0 -3.42%
May 14, 2026 $32.83 $31.60 $1.23 576,198.0 -0.18%
May 13, 2026 $33.08 $31.91 $1.17 1,155,597.0 +1.59%
May 12, 2026 $32.49 $31.73 $0.76 773,793.0 -0.87%
May 11, 2026 $34.78 $31.76 $3.02 960,325.0 -4.97%
May 08, 2026 $34.94 $32.62 $2.32 794,141.0 +1.95%
May 07, 2026 $34.25 $32.58 $1.67 886,261.0 -3.11%
May 06, 2026 $34.54 $33.33 $1.21 534,758.0 +1.57%
May 05, 2026 $34.20 $32.43 $1.77 725,602.0 +3.33%
May 04, 2026 $33.01 $32.17 $0.84 481,045.0 +1.42%
May 01, 2026 $33.86 $32.17 $1.69 411,461.0 -1.73%
Apr 30, 2026 $33.32 $32.29 $1.03 647,950.0 +2.30%
Apr 29, 2026 $33.04 $31.65 $1.39 602,763.0 -3.28%
Apr 28, 2026 $34.61 $33.19 $1.42 770,410.0 -1.28%
Apr 27, 2026 $34.65 $33.15 $1.50 851,714.0 +1.11%
Apr 24, 2026 $33.80 $32.88 $0.92 596,559.0 -0.77%

Celldex Therapeutics Inc Stock (CLDX) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Celldex Therapeutics Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of CLDX shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Celldex Therapeutics Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.

Celldex Therapeutics Inc Stock (CLDX) Price History 2026

Month High Low High - Low Volume % Change
May, 2026 $34.94 $29.27 $5.67 12,182,494.0 -6.54%
Apr, 2026 $35.79 $28.41 $7.38 24,204,723.0 +3.66%
Mar, 2026 $34.52 $27.92 $6.60 22,353,487.0 +5.42%
Feb, 2026 $31.31 $22.33 $8.98 17,964,714.0 +22.32%
Jan, 2026 $28.27 $23.95 $4.32 13,129,969.0 -9.43%

Celldex Therapeutics Inc Stock (CLDX) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $30.50 $24.97 $5.53 15,999,603.0 -2.18%
Nov, 2025 $27.05 $22.10 $4.95 16,213,269.0 +1.08%
Oct, 2025 $28.59 $24.49 $4.10 19,355,824.0 +3.32%
Sep, 2025 $26.46 $21.77 $4.69 27,786,834.0 +17.16%
Aug, 2025 $25.79 $19.72 $6.07 30,503,231.0 +0.45%
Jul, 2025 $24.05 $20.01 $4.04 19,941,301.0 +8.01%
Jun, 2025 $24.03 $19.25 $4.79 24,034,462.0 +2.88%
May, 2025 $21.23 $17.85 $3.38 19,246,214.0 -5.04%
Apr, 2025 $21.58 $14.40 $7.18 17,450,750.0 +14.77%
Mar, 2025 $22.33 $17.63 $4.70 15,604,437.0 -11.76%
Feb, 2025 $24.38 $19.82 $4.55 13,916,541.0 -16.01%
Jan, 2025 $29.05 $22.16 $6.89 20,150,909.0 -3.09%

Celldex Therapeutics Inc Stock (CLDX) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $28.65 $23.94 $4.71 17,466,463.0 -8.45%
Nov, 2024 $28.40 $22.93 $5.47 19,044,823.0 +5.30%
Oct, 2024 $34.50 $25.67 $8.83 20,334,997.0 -23.33%
Sep, 2024 $47.00 $28.51 $18.49 30,759,401.0 -17.76%
Aug, 2024 $41.80 $31.40 $10.40 12,948,753.0 +8.45%
Jul, 2024 $46.86 $35.00 $11.86 15,458,332.0 +2.97%
Jun, 2024 $38.05 $32.25 $5.80 14,393,093.0 +11.14%
May, 2024 $43.35 $32.91 $10.44 12,718,848.0 -11.01%
Apr, 2024 $41.84 $35.65 $6.19 13,198,452.0 -10.84%
Mar, 2024 $53.18 $39.50 $13.68 23,962,607.0 -12.67%
Feb, 2024 $52.96 $34.65 $18.31 20,202,625.0 +36.46%
Jan, 2024 $43.05 $35.19 $7.86 14,062,787.0 -11.20%
$29.96
price down icon 2.98%
$106.24
price down icon 3.00%
$92.14
price up icon 1.33%
$54.50
price up icon 1.77%
ONC ONC
$310.25
price up icon 0.20%
$151.56
price down icon 1.41%
Cap:     |  Volume (24h):