13 institutions reported holding $384,034 of SONIM TECHNOLOGIES INC (SONM) in SEC 13F filings for 2026-03-31. Largest institutional holders: UBS Group AG ($145,963), C2C Wealth Management, LLC ($80,600), GEODE CAPITAL MANAGEMENT, LLC ($59,651), BlackRock, Inc. ($56,444), VANGUARD CAPITAL MANAGEMENT LLC ($19,715). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | UBS Group AG | $145,963 | 36,219 | Added |
| 2 | C2C Wealth Management, LLC | $80,600 | 20,000 | New |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $59,651 | 14,802 | New |
| 4 | BlackRock, Inc. | $56,444 | 14,006 | Hold |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $19,715 | 4,892 | New |
| 6 | VANGUARD FIDUCIARY TRUST CO | $18,119 | 4,496 | New |
| 7 | Tower Research Capital LLC (TRC) | $2,664 | 661 | New |
| 8 | SBI Securities Co., Ltd. | $862 | 214 | Hold |
| 9 | DANSKE BANK A/S | $16 | 4 | Hold |
| 10 | BNP PARIBAS FINANCIAL MARKETS | $0 | 0 | Exited |
| 11 | Potomac Capital Management, Inc. | $0 | 0 | Exited |
| 12 | CANNELL CAPITAL LLC | $0 | 0 | Exited |
| 13 | BANK OF AMERICA CORP /DE/ | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31