Agenus Inc. (AGEN) Stock Price History
Historical prices from 2011 to 2026
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AGEN Historical Performance
Short-Term Returns
AGEN Stock Price Trajectory (2011–2026)
As of May 6, 2026, Agenus Inc. (AGEN) trades at $3.89, representing a +31.0% return over the past year. The stock has delivered a -93.1% total return over five years (-41.4% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $8,580.00 on February 7, 2000. From this peak, AGEN has corrected -100.0%, currently trading 2% below its 200-day moving average, suggesting potential weakness.
When compared to Healthcare sector peers NKTR (+783.6% 1Y), INCY (+67.5% 1Y), and EXEL (+32.1% 1Y), AGEN has underperformed the peer group average. Compare AGEN vs NKTR →
AGEN Historical Price Data (2011–2026)
Showing 30 of 3,650 records| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-06 | 4.23 | 4.23 | 3.85 | 3.89 | 1.54M | -6.71% |
| 2026-05-05 | 4.05 | 4.27 | 4.05 | 4.17 | 858K | +3.73% |
| 2026-05-04 | 3.85 | 4.04 | 3.79 | 4.02 | 470K | +4.69% |
| 2026-05-01 | 3.87 | 3.88 | 3.78 | 3.84 | 484K | -1.79% |
| 2026-04-30 | 3.89 | 4.00 | 3.77 | 3.91 | 559K | +1.82% |
| 2026-04-29 | 3.75 | 3.87 | 3.64 | 3.84 | 543K | -1.29% |
| 2026-04-28 | 4.06 | 4.20 | 3.87 | 3.89 | 649K | -4.89% |
| 2026-04-27 | 3.97 | 4.57 | 3.93 | 4.09 | 1.75M | +4.87% |
| 2026-04-24 | 3.76 | 3.97 | 3.67 | 3.90 | 763K | +3.72% |
| 2026-04-23 | 3.94 | 3.96 | 3.75 | 3.76 | 810K | -4.57% |
| 2026-04-22 | 3.96 | 4.11 | 3.88 | 3.94 | 764K | +0.77% |
| 2026-04-21 | 4.44 | 4.44 | 3.91 | 3.91 | 1.35M | -11.54% |
| 2026-04-20 | 4.55 | 4.70 | 4.36 | 4.42 | 1.23M | -7.72% |
| 2026-04-17 | 4.67 | 4.80 | 4.53 | 4.79 | 795K | +3.23% |
| 2026-04-16 | 4.70 | 4.80 | 4.57 | 4.64 | 789K | -3.93% |
| 2026-04-15 | 4.85 | 5.08 | 4.56 | 4.83 | 1.47M | +2.33% |
| 2026-04-14 | 4.30 | 4.79 | 4.25 | 4.72 | 2.63M | +13.73% |
| 2026-04-13 | 3.96 | 4.32 | 3.96 | 4.15 | 1.29M | +4.80% |
| 2026-04-10 | 4.59 | 4.67 | 3.85 | 3.96 | 2.10M | -11.01% |
| 2026-04-09 | 4.16 | 4.50 | 4.09 | 4.45 | 1.15M | +5.95% |
| 2026-04-08 | 4.21 | 4.27 | 4.04 | 4.20 | 1.29M | +3.45% |
| 2026-04-07 | 3.77 | 4.14 | 3.58 | 4.06 | 1.84M | +7.69% |
| 2026-04-06 | 3.35 | 4.00 | 3.35 | 3.77 | 1.85M | +13.21% |
| 2026-04-02 | 3.24 | 3.41 | 3.24 | 3.33 | 481K | -2.06% |
| 2026-04-01 | 3.42 | 3.50 | 3.38 | 3.40 | 321K | +1.80% |
| 2026-03-31 | 3.25 | 3.44 | 3.25 | 3.34 | 390K | +3.09% |
| 2026-03-30 | 3.39 | 3.39 | 3.23 | 3.24 | 257K | -4.42% |
| 2026-03-27 | 3.40 | 3.47 | 3.34 | 3.39 | 322K | -1.45% |
| 2026-03-26 | 3.50 | 3.52 | 3.41 | 3.44 | 247K | -3.37% |
| 2026-03-25 | 3.60 | 3.68 | 3.54 | 3.56 | 255K | 0.00% |
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Start ComparisonAGEN — Frequently Asked Questions
Quick answers to the most common questions about buying AGEN stock.
How has AGEN stock performed recently?
AGEN returned +31.0% over the past year, beating its 5-year annualized CAGR of -41.4%. The stock trades below its 200-day moving average, confirming the uptrend.
What is AGEN's all-time high price?
Agenus Inc. reached $8580.00 on 2000-02-07. The 52-week high is $7.34. Current 1-year return of +31.0% places the stock closer to historical peaks.
Where can I download AGEN historical price data?
This page provides AGEN daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.