ImmunoGen, Inc. - 34 Year Stock Price History | IMGN

Historical daily share price chart and data for ImmunoGen, Inc. from 1990 to 2024 adjusted for splits and dividends. IMGN was delisted after February 26, 2024.
  • The latest closing stock price for ImmunoGen, Inc. on February 26, 2024 is 31.23.
  • The all-time high ImmunoGen, Inc. closing stock price was 43.81 on November 08, 2000.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
ImmunoGen, Inc. Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2024 30.0784 29.6600 31.2300 29.2600 31.2300 5.33%
2023 13.1940 4.7700 29.9500 3.6700 29.6500 497.78%
2022 5.1457 7.4800 7.4800 3.1500 4.9600 -33.15%
2021 6.7663 6.4950 10.5300 4.7500 7.4200 15.04%
2020 4.6265 4.7700 7.6600 2.1200 6.4500 26.35%
2019 3.1757 4.7800 5.9100 1.8000 5.1050 6.35%
2018 9.0242 6.9900 12.9500 3.9400 4.8000 -25.12%
2017 5.0852 2.0800 8.4700 2.0800 6.4100 214.22%
2016 4.8807 12.8100 12.8500 1.5600 2.0400 -84.97%
2015 11.3378 6.4900 19.3900 6.0700 13.5700 122.46%
2014 12.1493 14.9800 17.6700 5.7700 6.1000 -58.42%
2013 16.0682 13.4900 19.6700 12.7600 14.6700 15.06%
2012 13.8087 11.5400 17.9700 10.9600 12.7500 10.10%
2011 11.2783 9.6300 15.5500 8.2600 11.5800 25.05%
2010 8.0749 8.0100 10.4600 5.1600 9.2600 17.81%
2009 7.2314 4.4300 9.9900 3.9800 7.8600 83.22%
2008 3.9400 4.1800 5.6400 2.7300 4.2900 3.37%
2007 4.9844 4.8400 6.1700 3.9700 4.1500 -18.15%
2006 4.0610 5.2100 5.6100 2.8400 5.0700 -1.17%
2005 6.0946 8.4400 8.4500 4.7600 5.1300 -41.97%
2004 6.4550 5.4700 10.8800 4.1500 8.8400 75.05%
2003 3.8844 3.2000 5.7600 2.0900 5.0500 62.90%
2002 6.0557 16.2900 16.2900 2.0700 3.1000 -81.30%
2001 15.7046 19.9400 23.8800 7.9800 16.5800 -22.67%
2000 17.2011 5.4380 43.8100 5.0630 21.4400 289.82%
1999 2.5980 2.0000 5.5000 1.7810 5.5000 151.37%
1998 1.7069 0.9375 2.9060 0.9375 2.1880 159.30%
1997 1.6462 2.4380 3.3750 0.8438 0.8438 -64.55%
1996 3.5214 2.2500 5.5000 2.2500 2.3800 5.78%
1995 2.7537 2.0000 5.5000 1.3130 2.2500 5.88%
1994 4.9007 8.7500 9.7500 2.1250 2.1250 -76.71%
1993 7.8177 12.5000 12.7500 5.3750 9.1250 -13.10%
1992 13.7174 20.7500 24.0000 9.8750 10.5000 -44.00%
1991 16.2059 12.0000 23.3800 10.2500 18.7500 61.22%