GM Advisory Group, Inc.
- SEC CIK
- 0001598304
- Latest filing
- Apr 28, 2026
MASS holding history
908 Devices Inc. in every 13F filed by GM Advisory Group, Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
MASS overviewAll 13F holders of MASSFull Q1 2026 holdings
- Shares (Q1 2026)
- 238,218
- Value
- $1.46M
- % of portfolio
- 0.1%
- Quarters held
- 4
- Since Q2 2025
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q1 2026 | 238,218 | $1.46M | 0.1% | −40,574−14.6% | Reduced | Holders |
| Q4 2025 | 278,792 | $1.46M | 0.1% | −399,294−58.9% | Reduced | Holders |
| Q3 2025 | 678,086 | $5.94M | 0.3% | −487,205−41.8% | Reduced | Holders |
| Q2 2025 | 1,165,291 | $8.31M | 0.4% | +1,165,291 | New | Holders |