| 100% | GLAXO | 5 | ___ Wellcome (pharmaceutical company that merged with SmithKline Beecham, in 2000) |
| 62% | AOL | 3 | Company that merged with Time Warner in 2000 |
| 52% | AMOCO | 5 | Company that merged with BP in 1998 |
| 52% | ERICSSON | 8 | Company that merged with Sony in 2001 |
| 52% | DAIMLER | 7 | Company that merged with Benz in 1926 |
| 52% | EXXON | 5 | Company that merged with Mobil in 1999 |
| 52% | KRAFT | 5 | Company that merged with Heinz in 2015 |
| 52% | MOBIL | 5 | Company that merged with Exxon in 1999 |
| 52% | SEAMLESS | 8 | Company that merged with Grubhub in 2013 |
| 52% | TMOBILE | 7 | Company that merged with Sprint in 2020 |
| 51% | MARTINMARIETTA | 14 | Company that merged with Lockheed in 1995 (2001, 2003) |
| 50% | AMOCO | 5 | Gas company that merged with BP in 1998 |
| 50% | AMOCO | 5 | Oil company that merged with BP in 1998 |
| 50% | KRAFT | 5 | Food company that merged with Heinz in 2015 |
| 50% | CONOCO | 6 | Gas company that merged with Phillips in 2002 |
| 50% | COORS | 5 | Beer company that merged with Molson in 2005 |
| 50% | AOL | 3 | Company that merged with Time Warner in 2001 |
| 50% | MOBIL | 5 | Oil company that merged with Exxon in 1999 |
| 49% | USAIR | 5 | Aviation company that merged with American in 2013: 2 wds. |
| 48% | AOL | 3 | ISP that merged with Time Warner in 2000 |
| 48% | KEURIG | 6 | Coffee company that merged with Dr Pepper in 2018 |
| 48% | JPMORGAN | 8 | Bank that merged with Chase in 2000: 2 wds. |
| 48% | AOL | 3 | Co. that merged with Time Warner in 2000 |
| 44% | NYNEX | 5 | Big Apple telephone company that merged with Bell Atlantic in 1997 |
| 44% | MINOLTA | 7 | Company that merged with Konica |
| 44% | AMOCO | 5 | Company that merged with BP, 1998 |
| 42% | AMOCO | 5 | Oil company that merged with BP |
| 42% | EXXON | 5 | Gas company that merged with Mobil |
| 42% | DOW | 3 | Chemical company that merged with DuPont |
| 42% | MOBIL | 5 | Oil company that merged with Exxon |