MFS MASSACHUSETTS INV GR ETF A ETF is a security (CUSIP 575719109) tracked across SEC portfolio filings. 2 institutional managers reported $69K on Form 13F as of 2026-06-30.
| Manager | Location | Value | Shares |
|---|---|---|---|
| Westside Investment Management, Inc. | SANTA MONICA, CA | $69K | 1,721 |
| Motiv8 Investments LLC | Port St. Lucie, FL | $35 | 831 |