Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000770540 | |||
| Series S000006658 | Natixis U.S. Equity Opportunities Fund | ||
| Class/Contract C000018161 | Class A | NEFSX | |
| Class/Contract C000018163 | Class C | NECCX | |
| Class/Contract C000018164 | Class Y | NESYX | |
| Class/Contract C000188559 | Class T | NUSTX | |
| Class/Contract C000190732 | Class N | NESNX | |
IRS No.: 000000000 | State of Incorp.: MA | Fiscal Year End: 1231
Type: 497 | Act: 33 | File No.: 002-98326 | Film No.: 221123075