Celldex Therapeutics, Inc. (CLDX) Stock Price History
Historical prices from 1986 to 2026
- 1M
- +32.9%
- 3M
- +21.0%
- YTD
- +40.5%
- 1Y
- +80.9%
- 3Y
- +2.3%
- 5Y
- +3.9%
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
- +11.4%
CLDX Stock Price Trajectory (1986–2026)
As of July 6, 2026, Celldex Therapeutics, Inc. (CLDX) trades at $37.95, representing a +80.9% return over the past year. The stock has delivered a +21.2% total return over five years (+3.9% CAGR), reflecting significant long-term value creation.
The stock reached its all-time high of $3,375.00 on March 7, 2000. From this peak, CLDX has corrected -98.9%, currently trading 33% above its 200-day moving average, indicating continued institutional support.
When compared to Healthcare sector peers IMVT (+135.1% 1Y), ARDX (+22.8% 1Y), and RCUS (+264.7% 1Y), CLDX has underperformed the peer group average. Compare CLDX vs IMVT →
CLDX Historical Price Data · from 1986
Rows 1–50 of 10,112| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-07-06 | 38.12 | 38.50 | 37.26 | 37.95 | 439K | -1.09% |
| 2026-07-02 | 37.00 | 38.44 | 36.17 | 38.37 | 701K | +4.32% |
| 2026-07-01 | 37.15 | 37.64 | 36.57 | 36.78 | 628K | -1.16% |
| 2026-06-30 | 37.42 | 39.16 | 37.02 | 37.21 | 2.43M | -0.61% |
| 2026-06-29 | 35.48 | 37.50 | 34.71 | 37.44 | 1.53M | +6.18% |
| 2026-06-26 | 34.06 | 35.47 | 33.77 | 35.26 | 0 | +3.43% |
| 2026-06-25 | 33.71 | 35.38 | 33.70 | 34.09 | 1.10M | +0.92% |
| 2026-06-24 | 33.02 | 34.13 | 32.63 | 33.78 | 1.05M | +2.43% |
| 2026-06-23 | 33.13 | 33.78 | 32.96 | 32.98 | 635K | -1.29% |
| 2026-06-22 | 32.74 | 33.46 | 32.26 | 33.41 | 1.92M | +3.02% |
| 2026-06-18 | 33.69 | 34.11 | 32.38 | 32.43 | 1.83M | -1.52% |
| 2026-06-17 | 32.58 | 33.55 | 32.29 | 32.93 | 974K | +1.89% |
| 2026-06-16 | 31.90 | 32.44 | 31.41 | 32.32 | 789K | +0.62% |
| 2026-06-15 | 31.29 | 32.21 | 31.05 | 32.12 | 978K | +2.72% |
| 2026-06-12 | 30.25 | 31.41 | 29.94 | 31.27 | 600K | +4.37% |
| 2026-06-11 | 29.41 | 30.21 | 29.33 | 29.96 | 734K | +2.08% |
| 2026-06-10 | 29.92 | 30.34 | 29.29 | 29.35 | 432K | -0.84% |
| 2026-06-09 | 29.03 | 29.73 | 28.54 | 29.60 | 591K | +3.64% |
| 2026-06-08 | 28.87 | 29.00 | 28.38 | 28.56 | 607K | -0.21% |
| 2026-06-05 | 29.86 | 30.05 | 28.46 | 28.62 | 1.25M | -4.38% |
| 2026-06-04 | 30.10 | 30.62 | 29.82 | 29.93 | 483K | +0.54% |
| 2026-06-03 | 29.02 | 29.86 | 28.90 | 29.77 | 870K | +3.01% |
| 2026-06-02 | 29.73 | 29.88 | 28.82 | 28.90 | 896K | -4.11% |
| 2026-06-01 | 31.02 | 31.12 | 29.61 | 30.14 | 841K | -4.10% |
| 2026-05-29 | 31.79 | 31.79 | 31.16 | 31.43 | 434K | -0.85% |
| 2026-05-28 | 31.30 | 32.30 | 30.91 | 31.70 | 616K | +0.16% |
| 2026-05-27 | 30.98 | 32.15 | 30.98 | 31.65 | 479K | +2.59% |
| 2026-05-26 | 30.84 | 31.13 | 30.40 | 30.85 | 667K | +0.39% |
| 2026-05-22 | 30.66 | 31.22 | 30.65 | 30.73 | 474K | +0.49% |
| 2026-05-21 | 30.75 | 31.08 | 30.12 | 30.58 | 835K | -1.04% |
| 2026-05-20 | 30.40 | 31.18 | 30.35 | 30.90 | 721K | +2.49% |
| 2026-05-19 | 29.77 | 30.37 | 29.28 | 30.15 | 566K | -0.23% |
| 2026-05-18 | 31.45 | 31.98 | 29.71 | 30.22 | 826K | -3.57% |
| 2026-05-15 | 32.07 | 32.38 | 31.14 | 31.34 | 661K | -3.42% |
| 2026-05-14 | 32.70 | 32.80 | 31.60 | 32.45 | 508K | -0.18% |
| 2026-05-13 | 32.25 | 33.08 | 31.91 | 32.51 | 1.10M | +1.59% |
| 2026-05-12 | 32.16 | 32.29 | 31.73 | 32.00 | 760K | -0.87% |
| 2026-05-11 | 34.24 | 34.78 | 31.96 | 32.28 | 960K | -4.97% |
| 2026-05-08 | 34.94 | 34.94 | 32.62 | 33.97 | 732K | +1.95% |
| 2026-05-07 | 34.17 | 34.25 | 32.58 | 33.32 | 859K | -3.11% |
| 2026-05-06 | 33.61 | 34.54 | 33.33 | 34.39 | 520K | +1.57% |
| 2026-05-05 | 33.13 | 34.09 | 32.43 | 33.86 | 717K | +3.33% |
| 2026-05-04 | 32.17 | 33.01 | 32.17 | 32.77 | 461K | +1.42% |
| 2026-05-01 | 32.90 | 33.86 | 32.17 | 32.31 | 313K | -1.73% |
| 2026-04-30 | 32.70 | 33.30 | 32.29 | 32.88 | 497K | +2.30% |
| 2026-04-29 | 32.73 | 33.04 | 31.65 | 32.14 | 583K | -3.29% |
| 2026-04-28 | 33.81 | 34.59 | 33.21 | 33.23 | 742K | -1.26% |
| 2026-04-27 | 33.15 | 34.50 | 33.15 | 33.66 | 790K | +1.11% |
| 2026-04-24 | 33.80 | 33.80 | 32.88 | 33.29 | 583K | -0.77% |
| 2026-04-23 | 34.51 | 34.96 | 33.20 | 33.55 | 682K | -1.93% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
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 +80.9% over the past year, beating its 5-year annualized CAGR of +3.9%. The stock trades above 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 $39.16. Current 1-year return of +80.9% 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.