| | | | | | | | | | | |
| Securities registered pursuant to Section 12(b) of the Act: |
| Title of each class | Trading Symbol(s) | Name of each exchange
on which registered |
| Common Shares, par value CHF 24.15 per share | CB | New York Stock Exchange |
| Guarantee of Chubb INA Holdings Inc. 0.30% Senior Notes due 2024 | CB/24A | New York Stock Exchange |
| Guarantee of Chubb INA Holdings Inc. 0.875% Senior Notes due 2027 | CB/27 | New York Stock Exchange |
| Guarantee of Chubb INA Holdings Inc. 1.55% Senior Notes due 2028 | CB/28 | New York Stock Exchange |
| Guarantee of Chubb INA Holdings Inc. 0.875% Senior Notes due 2029 | CB/29A | New York Stock Exchange |
| Guarantee of Chubb INA Holdings Inc. 1.40% Senior Notes due 2031 | CB/31 | New York Stock Exchange |
| Guarantee of Chubb INA Holdings Inc. 2.50% Senior Notes due 2038 | CB/38A | New York Stock Exchange |