AmBase - 40 Year Stock Price History | ABCP

Historical daily share price chart and data for AmBase since 1985 adjusted for splits and dividends. The latest closing stock price for AmBase as of April 22, 2025 is 0.29.
  • The all-time high AmBase stock closing price was 30.33 on March 21, 1986.
  • The AmBase 52-week high stock price is 0.46, which is 58.6% above the current share price.
  • The AmBase 52-week low stock price is 0.20, which is 31% below the current share price.
  • The average AmBase stock price for the last 52 weeks is 0.31.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
AmBase Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 0.2966 0.3200 0.3300 0.2550 0.2920 -8.75%
2024 0.2798 0.1480 0.4350 0.1480 0.3200 113.33%
2023 0.1270 0.0710 0.2600 0.0700 0.1500 114.29%
2022 0.2145 0.3500 0.3650 0.0650 0.0700 -80.00%
2021 0.3068 0.3450 0.4120 0.2600 0.3500 9.38%
2020 0.2622 0.2600 0.3700 0.1800 0.3200 23.08%
2019 0.3401 0.3000 0.4500 0.2350 0.2600 -13.33%
2018 0.4305 0.2900 0.5825 0.2876 0.3000 3.45%
2017 0.7273 0.8251 1.4500 0.1600 0.2900 -69.15%
2016 1.3810 2.2600 2.2800 0.8000 0.9400 -58.04%
2015 2.2548 1.6500 2.5900 1.6000 2.2400 35.76%
2014 1.2960 1.2200 1.6500 1.1400 1.6500 37.50%
2013 1.1615 0.9600 1.2700 0.8500 1.2000 22.45%
2012 1.9214 1.0700 3.1500 0.9800 0.9800 -11.71%
2011 0.6645 0.1800 1.4500 0.1550 1.1100 593.75%
2010 0.1548 0.1500 0.2000 0.1250 0.1600 14.29%
2009 0.1288 0.1600 0.2000 0.0900 0.1400 -12.50%
2008 0.3483 0.4000 0.4700 0.1600 0.1600 -60.00%
2007 0.4583 0.5000 0.5200 0.3900 0.4000 -20.00%
2006 0.5008 0.5200 0.5950 0.4200 0.5000 -4.76%
2005 0.6427 0.8500 0.8500 0.5200 0.5250 -31.82%
2004 0.7349 0.6600 0.9400 0.5500 0.7700 18.46%
2003 0.7707 0.8800 1.0500 0.6400 0.6500 -26.14%
2002 1.0596 1.0900 1.5500 0.8800 0.8800 -14.56%
2001 0.8317 0.5800 1.0800 0.5500 1.0300 74.58%
2000 0.7832 0.9300 0.9900 0.5400 0.5900 -37.23%
1999 1.4341 2.5500 2.7700 0.8000 0.9400 -63.57%
1998 3.0699 3.8700 4.0700 1.6875 2.5800 -34.18%
1997 2.8968 2.7700 3.9500 2.4900 3.9200 42.55%
1996 1.6380 0.4600 3.0000 0.4600 2.7500 497.83%
1995 0.3278 0.2000 0.7000 0.1400 0.4600 109.09%
1994 0.2423 0.2100 0.4000 0.1700 0.2200 0.00%
1992 0.4831 0.3438 0.8750 0.2812 0.2812 -25.01%
1991 0.5878 0.3430 1.2500 0.2810 0.3750 19.81%
1990 5.1393 12.6008 12.6008 0.3130 0.3130 -97.47%
1989 13.7245 11.1870 16.3057 10.8542 12.3513 12.92%
1988 12.0832 12.0571 13.9216 10.5655 10.9384 -7.37%
1987 18.4735 20.8824 24.3627 10.4413 11.8085 -43.45%
1986 23.9202 24.2385 30.3292 17.2777 20.8824 -16.00%
Sector Industry Market Cap Revenue
Finance Finance - Investment Management $0.024B $0.000B
AmBase Corporation acts as investment banker/financial advisor toSDG, Inc. and all of its subsidiaries and affiliates. SDG, Inc. is a development stage company that specializes in reating new technology-specific companies that are dedicated to the clinical and commercial development of proprietary, targeted liposomal delivery systems for pharmaceutical therapies and consumer product ingredients.
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GCM Grosvenor (GCMG) United States $2.330B 23.25
Fairfax India Holdings (FFXDF) Canada $2.162B 0.00
Prospect Capital (PSEC) United States $1.587B 4.00
Sprott (SII) Canada $1.361B 27.76
Ashmore Group (AJMPF) United Kingdom $1.247B 0.00
Cannae Holdings (CNNE) United States $1.087B 0.00
Virtus Investment Partners (VRTS) United States $1.032B 5.65
Capital Southwest (CSWC) United States $0.995B 7.63
PennantPark Floating Rate Capital (PFLT) United States $0.854B 7.65
Associated Capital (AC) United States $0.720B 16.45
Patria Investments (PAX) Cayman Islands $0.596B 8.05
Eagle Point Credit (ECC) United States $0.568B 6.53
Noah Holdings (NOAH) China $0.558B 7.76
Gamco Investors (GAMI) United States $0.482B 8.14
Barings Corporate Investors (MCI) $0.426B 0.00
Sound Point Meridian Capital (SPMC) United States $0.365B 0.00
Value Line (VALU) United States $0.363B 16.93
Silvercrest Asset Management Group (SAMG) United States $0.202B 13.56
Barings Participation Investors (MPV) $0.186B 0.00
Monroe Capital (MRCC) United States $0.156B 6.19
Westwood Holdings Group Inc (WHG) United States $0.153B 42.82
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Great Elm Capital (GECC) United States $0.118B 8.00
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OFS Credit (OCCI) $0.101B 3.37
Hennessy Advisors (HNNA) United States $0.079B 9.05
AMTD IDEA Group (AMTD) France $0.079B 0.00
Binah Capital (BCG) United States $0.040B 0.00
U.S Global Investors (GROW) United States $0.028B 71.00
Royalty Management Holding (RMCO) United States $0.018B 0.00
Prestige Wealth (PWM) Hong Kong, SAR China $0.005B 0.00
Jupai Holdings (JP) China $0.000B 0.00
Medley Management (MDLY) United States $0.000B 0.00