CytomX Therapeutics, Inc. (CTMX) Stock Price History
Historical prices from 2015 to 2026
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CTMX Historical Performance
Short-Term Returns
CTMX Stock Price Trajectory (2015–2026)
As of May 8, 2026, CytomX Therapeutics, Inc. (CTMX) trades at $4.00, representing a +316.4% return over the past year. The stock has delivered a -53.2% total return over five years (-14.1% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $35.00 on March 8, 2018. From this peak, CTMX has corrected -88.6%, currently trading 3% above its 200-day moving average, indicating continued institutional support.
When compared to Healthcare sector peers IMVT (+96.1% 1Y), RCUS (+209.6% 1Y), and PBYI (+142.8% 1Y), CTMX has outperformed the peer group average. Compare CTMX vs IMVT →
CTMX Historical Price Data (2025–2026)
Showing 30 of 2,661 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 4.10 | 4.13 | 3.87 | 4.00 | 3.01M | -3.15% |
| 2026-05-06 | 4.12 | 4.21 | 4.03 | 4.13 | 2.23M | +1.23% |
| 2026-05-05 | 4.20 | 4.25 | 4.04 | 4.08 | 2.30M | -2.39% |
| 2026-05-04 | 4.15 | 4.34 | 4.13 | 4.18 | 2.56M | 0.00% |
| 2026-05-01 | 4.22 | 4.38 | 4.13 | 4.18 | 2.49M | -0.95% |
| 2026-04-30 | 4.07 | 4.25 | 3.99 | 4.22 | 3.58M | +4.20% |
| 2026-04-29 | 4.09 | 4.14 | 4.00 | 4.05 | 2.10M | -1.70% |
| 2026-04-28 | 4.25 | 4.30 | 4.10 | 4.12 | 3.45M | -3.96% |
| 2026-04-27 | 4.38 | 4.46 | 4.25 | 4.29 | 2.45M | -2.50% |
| 2026-04-24 | 4.50 | 4.63 | 4.32 | 4.40 | 2.42M | -1.12% |
| 2026-04-23 | 4.62 | 4.65 | 4.43 | 4.45 | 2.34M | -3.47% |
| 2026-04-22 | 4.82 | 4.94 | 4.56 | 4.61 | 2.58M | -3.15% |
| 2026-04-21 | 4.89 | 4.99 | 4.73 | 4.76 | 3.88M | -2.66% |
| 2026-04-20 | 4.79 | 5.07 | 4.73 | 4.89 | 2.39M | +1.45% |
| 2026-04-17 | 5.03 | 5.08 | 4.80 | 4.82 | 4.92M | -1.43% |
| 2026-04-16 | 4.62 | 5.08 | 4.55 | 4.89 | 5.57M | +7.24% |
| 2026-04-15 | 4.58 | 4.66 | 4.39 | 4.56 | 4.69M | +0.44% |
| 2026-04-14 | 4.41 | 4.57 | 4.30 | 4.54 | 6.56M | +3.42% |
| 2026-04-13 | 4.36 | 4.44 | 4.30 | 4.39 | 6.23M | 0.00% |
| 2026-04-10 | 4.22 | 4.46 | 4.21 | 4.39 | 3.18M | +3.54% |
| 2026-04-09 | 4.22 | 4.31 | 4.16 | 4.24 | 3.95M | -0.24% |
| 2026-04-08 | 4.45 | 4.50 | 4.17 | 4.25 | 6.31M | -1.16% |
| 2026-04-07 | 4.32 | 4.36 | 4.14 | 4.30 | 3.56M | -2.27% |
| 2026-04-06 | 4.55 | 4.60 | 4.33 | 4.40 | 3.70M | -3.51% |
| 2026-04-02 | 4.39 | 4.58 | 4.29 | 4.56 | 4.06M | 0.00% |
| 2026-04-01 | 4.71 | 4.87 | 4.55 | 4.56 | 4.74M | -2.98% |
| 2026-03-31 | 4.54 | 4.75 | 4.50 | 4.70 | 3.34M | +6.58% |
| 2026-03-30 | 4.48 | 4.51 | 4.25 | 4.41 | 4.01M | -2.43% |
| 2026-03-27 | 4.40 | 4.79 | 4.37 | 4.52 | 7.52M | +2.26% |
| 2026-03-26 | 4.15 | 4.42 | 4.11 | 4.42 | 6.96M | +4.74% |
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Start ComparisonCTMX — Frequently Asked Questions
Quick answers to the most common questions about buying CTMX stock.
How has CTMX stock performed recently?
CTMX returned +316.4% over the past year, beating its 5-year annualized CAGR of -14.1%. The stock trades above its 200-day moving average, confirming the uptrend.
What is CTMX's all-time high price?
CytomX Therapeutics, Inc. reached $35.00 on 2018-03-08. The 52-week high is $8.20. Current 1-year return of +316.4% places the stock closer to historical peaks.
Where can I download CTMX historical price data?
This page provides CTMX daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2015-2026, downloadable in CSV format.