16 institutions reported holding $568,719 of PULMATRIX INC (PULM) in SEC 13F filings for 2026-06-30. Largest institutional holders: RENAISSANCE TECHNOLOGIES LLC ($208,587), BlackRock, Inc. ($93,328), VANGUARD GROUP INC ($79,916), GEODE CAPITAL MANAGEMENT, LLC ($56,633), SBI Securities Co., Ltd. ($53,185). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | RENAISSANCE TECHNOLOGIES LLC | $208,587 | 122,698 | Added |
| 2 | BlackRock, Inc. | $93,328 | 54,899 | Hold |
| 3 | VANGUARD GROUP INC | $79,916 | 47,009 | Trimmed |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | $56,633 | 33,299 | Trimmed |
| 5 | SBI Securities Co., Ltd. | $53,185 | 31,285 | Added |
| 6 | Shay Capital LLC | $32,057 | 18,857 | New |
| 7 | STATE STREET CORP | $23,707 | 13,945 | Hold |
| 8 | XTX Topco Ltd | $20,385 | 11,991 | Trimmed |
| 9 | UBS Group AG | $875 | 515 | Added |
| 10 | BARCLAYS PLC | $26 | 15 | New |
| 11 | Farther Finance Advisors, LLC | $12 | 7 | Hold |
| 12 | Allworth Financial LP | $6 | 3 | Hold |
| 13 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $2 | 1 | Hold |
| 14 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
| 15 | JANE STREET GROUP, LLC | $0 | 0 | Exited |
| 16 | Royal Bank of Canada | $0 | 7 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30