Celldex Therapeutics, Inc. (CLDX) Stock Price History
Historical prices from 1986 to 2026
- 1M
- -3.7%
- 3M
- -28.1%
- YTD
- +10.6%
- 1Y
- +28.4%
- 3Y
- +0.6%
- 5Y
- -8.0%
Loading 10-year price history...
CLDX Historical Performance
CLDX Annual Returns
Year-by-year price performance · 2002–2026
- 2002 annual price return
- -71.2%
- 2003 annual price return
- +134.2%
- 2004 annual price return
- -27.2%
- 2005 annual price return
- -8.3%
- 2006 annual price return
- -28.7%
- 2007 annual price return
- -63.5%
- 2008 annual price return
- +17.9%
- 2009 annual price return
- -41.6%
- 2010 annual price return
- -12.5%
- 2011 annual price return
- -38.4%
- 2012 annual price return
- +141.4%
- 2013 annual price return
- +245.9%
- 2014 annual price return
- -25.8%
- 2015 annual price return
- -14.8%
- 2016 annual price return
- -76.4%
- 2017 annual price return
- -21.3%
- 2018 annual price return
- -93.2%
- 2019 annual price return
- -40.5%
- 2020 annual price return
- +678.7%
- 2021 annual price return
- +102.3%
- 2022 annual price return
- +13.8%
- 2023 annual price return
- -8.6%
- 2024 annual price return
- -37.5%
- 2025 annual price return
- +5.3%
- 2026 annual price return
- +10.7%
CLDX Stock Price Trajectory (1986–2026)
As of November 8, 2026, Celldex Therapeutics, Inc. (CLDX) trades at $29.87, representing a +28.4% return over the past year. The stock has delivered a -34.3% total return over five years (-8.0% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $3,375.00 on March 7, 2000. From this peak, CLDX has corrected -99.1%, currently trading 9% below its 200-day moving average, suggesting potential weakness.
When compared to Healthcare sector peers IMVT (+29.0% 1Y), ARDX (-49.0% 1Y), and RCUS (-6.5% 1Y), CLDX has underperformed the peer group average. Compare CLDX vs IMVT →
CLDX Historical Price Data · from 1986
Rows 1–50 of 10,199| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-11-06 | 27.85 | 30.15 | 27.82 | 29.87 | 924K | +5.66% |
| 2026-11-05 | 29.90 | 30.00 | 28.21 | 28.27 | 1.11M | -5.55% |
| 2026-11-04 | 30.53 | 30.92 | 28.78 | 29.93 | 911K | +0.74% |
| 2026-11-03 | 29.36 | 29.96 | 28.67 | 29.71 | 872K | +2.31% |
| 2026-11-02 | 30.10 | 30.17 | 28.61 | 29.04 | 956K | -3.52% |
| 2026-10-30 | 29.70 | 30.27 | 29.20 | 30.10 | 871K | +0.70% |
| 2026-10-29 | 29.79 | 30.39 | 29.47 | 29.89 | 919K | +0.78% |
| 2026-10-28 | 29.63 | 30.02 | 28.92 | 29.66 | 899K | -1.63% |
| 2026-10-27 | 29.50 | 30.40 | 29.33 | 30.15 | 747K | +2.20% |
| 2026-10-26 | 29.37 | 29.90 | 28.99 | 29.50 | 593K | +0.85% |
| 2026-10-23 | 28.95 | 29.38 | 28.20 | 29.25 | 880K | +0.97% |
| 2026-10-22 | 29.08 | 29.73 | 28.49 | 28.97 | 878K | -1.36% |
| 2026-10-21 | 30.29 | 30.72 | 29.31 | 29.37 | 1.12M | -3.04% |
| 2026-10-20 | 29.99 | 30.82 | 29.61 | 30.29 | 1.10M | +2.09% |
| 2026-10-19 | 27.73 | 29.85 | 27.50 | 29.67 | 1.72M | +7.77% |
| 2026-10-16 | 28.89 | 28.89 | 27.47 | 27.53 | 998K | -4.84% |
| 2026-10-15 | 28.05 | 28.95 | 27.65 | 28.93 | 1.18M | +3.92% |
| 2026-10-14 | 28.49 | 28.73 | 27.68 | 27.84 | 1.04M | -1.45% |
| 2026-10-13 | 29.28 | 29.28 | 27.92 | 28.25 | 1.90M | -4.01% |
| 2026-10-12 | 29.61 | 30.03 | 28.99 | 29.43 | 596K | -1.54% |
| 2026-10-09 | 29.04 | 30.26 | 28.88 | 29.89 | 993K | +2.01% |
| 2026-10-08 | 30.07 | 30.10 | 28.63 | 29.30 | 3.95M | -3.71% |
| 2026-10-07 | 30.62 | 31.35 | 30.11 | 30.43 | 1.75M | -1.87% |
| 2026-10-06 | 32.68 | 32.68 | 30.85 | 31.01 | 1.77M | -4.85% |
| 2026-10-05 | 31.83 | 32.88 | 31.50 | 32.59 | 1.26M | +2.97% |
| 2026-10-02 | 32.26 | 32.54 | 30.98 | 31.65 | 2.41M | -1.65% |
| 2026-10-01 | 32.26 | 32.55 | 31.70 | 32.18 | 1.44M | -0.71% |
| 2026-09-30 | 31.71 | 32.76 | 31.45 | 32.41 | 2.50M | +2.43% |
| 2026-09-29 | 31.49 | 31.79 | 31.00 | 31.64 | 2.03M | +0.48% |
| 2026-09-28 | 31.06 | 32.15 | 30.38 | 31.49 | 1.82M | +1.25% |
| 2026-09-25 | 31.48 | 31.71 | 30.65 | 31.10 | 2.02M | -1.21% |
| 2026-09-24 | 31.48 | 31.66 | 30.59 | 31.48 | 2.30M | +1.16% |
| 2026-09-23 | 33.54 | 33.59 | 30.41 | 31.12 | 4.24M | -7.13% |
| 2026-09-22 | 36.60 | 38.39 | 30.39 | 33.51 | 12.89M | -11.56% |
| 2026-09-21 | 41.62 | 41.62 | 37.48 | 37.89 | 550K | -0.92% |
| 2026-09-18 | 38.87 | 38.87 | 37.53 | 38.24 | 2.08M | -1.90% |
| 2026-09-17 | 39.47 | 40.66 | 38.92 | 38.98 | 1.28M | +0.70% |
| 2026-09-16 | 38.59 | 39.21 | 38.25 | 38.71 | 1.00M | +0.52% |
| 2026-09-15 | 39.00 | 39.19 | 37.74 | 38.51 | 686K | -1.71% |
| 2026-09-14 | 37.40 | 39.42 | 37.27 | 39.18 | 1.00M | +6.18% |
| 2026-09-11 | 38.39 | 38.59 | 36.84 | 36.90 | 1.03M | -3.15% |
| 2026-09-10 | 38.78 | 38.86 | 37.75 | 38.10 | 949K | -1.75% |
| 2026-09-09 | 38.95 | 40.03 | 38.67 | 38.78 | 588K | -0.87% |
| 2026-09-08 | 38.78 | 39.87 | 38.50 | 39.12 | 834K | -1.41% |
| 2026-09-04 | 38.96 | 39.81 | 38.90 | 39.68 | 415K | +0.79% |
| 2026-09-03 | 39.50 | 39.89 | 38.95 | 39.37 | 418K | -0.28% |
| 2026-09-02 | 39.43 | 40.55 | 39.01 | 39.48 | 477K | +0.61% |
| 2026-09-01 | 39.13 | 39.90 | 38.94 | 39.24 | 543K | -0.98% |
| 2026-08-31 | 38.86 | 39.84 | 38.74 | 39.63 | 697K | +1.30% |
| 2026-08-28 | 40.33 | 40.57 | 39.04 | 39.12 | 425K | -3.31% |
CLDX Chart Terminal
Live VCP patterns, Cup & Handle overlays, support/resistance, and AI trade plans.
Live Breakouts Feed
High-probability breakout stocks crossing their pivot across 5 pattern engines.
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
Peer Comparison
Compare growth, multiples, and margins vs sector.
CLDX — Frequently Asked Questions
Quick answers to the most common questions about buying CLDX stock.
How has CLDX stock performed recently?
CLDX returned +28.4% over the past year, beating its 5-year annualized CAGR of -8.0%. The stock trades below its 200-day moving average, confirming the uptrend.
What is CLDX's all-time high price?
Celldex Therapeutics, Inc. reached $3375.00 on 2000-03-07. The 52-week high is $45.14. Current 1-year return of +28.4% places the stock closer to historical peaks.
Where can I download CLDX historical price data?
This page provides CLDX daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 1986-2026, downloadable in CSV format.