Pulmatrix, Inc.
PULM- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001574235
No open-market purchases or sales by Pulmatrix, Inc. insiders were filed in the last 90 days; 15 institutions reported holding it in 13F filings for Q2 2026, worth $568.7K in total; no superinvestor holds it.
13F holders, Q4 2021
Institutional positions in Pulmatrix, Inc. as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 24
- +5 vs. Q3 2021
- Shares held
- 12.3M
- +4.93M (+67.4%) vs. Q3 2021
- Total value
- $5.36M
- −$494.4K (−8.4%) vs. Q3 2021
- New holders
- 8
- 3 more added
- Sold out
- 3
- 5 more reduced
1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PULM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 15 | $568.7K |
| Q1 2026 | 15 | $425.1K |
| Q4 2025 | 15 | $795.4K |
| Q3 2025 | 14 | $1.68M |
| Q2 2025 | 12 | $2.31M |
| Q1 2025 | 11 | $2.10M |
| Q4 2024 | 11 | $2.26M |
| Q3 2024 | 13 | $566.2K |
| Q2 2024 | 12 | $485.6K |
| Q1 2024 | 14 | $433.5K |
| Q4 2023 | 12 | $565.5K |
| Q3 2023 | 12 | $776.6K |
| Q2 2023 | 14 | $1.14M |
| Q1 2023 | 16 | $1.50M |
| Q4 2022 | 14 | $2.25M |
| Q3 2022 | 13 | $2.04M |
| Q2 2022 | 16 | $2.71M |
| Q1 2022 | 14 | $3.69M |
| Q4 2021 | 24 | $5.36M |
| Q3 2021 | 20 | $6.14M |
| Q2 2021 | 22 | $8.28M |
| Q1 2021 | 28 | $9.42M |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding Pulmatrix, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sabby Management, LLC | 3,617,043 | $1.58M | 0.40% | +3,617,043 | New |
| Renaissance Technologies LLC | 2,450,601 | $1.07M | 0.00% | −242,556−9.0% | Reduced |
| Vanguard Group Inc | 2,038,859 | $892.0K | 0.00% | −8,729−0.4% | Reduced |
| Hudson Bay Capital Management LP | 1,525,000 | $667.0K | 0.01% | +1,525,000 | New |
| BlackRock Inc. | 1,250,058 | $546.0K | 0.00% | +3,910+0.3% | Added |
| Geode Capital Management, LLC | 504,183 | $220.0K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 278,923 | $122.0K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 131,896 | $58.0K | 0.01% | +131,896 | New |
| Northern Trust Corp | 107,007 | $47.0K | 0.00% | 00.0% | Unchanged |
| Murchinson Ltd. | 100,000 | $44.0K | 0.00% | +100,000 | New |
| Parallax Volatility Advisers, L.P. | 97,919 | $43.0K | 0.00% | 00.0% | Unchanged |
| First Republic Investment Management, Inc. | 50,000 | $22.0K | 0.00% | 00.0% | Unchanged |
| ARCH Venture Management, LLC | 43,639 | $19.0K | 0.00% | +43,639 | New |
| UBS Group AG | 21,900 | $10.0K | 0.00% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 20,000 | $9.00K | 0.00% | −200−1.0% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 10,197 | $4.00K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 5,185 | $2.00K | 0.00% | +185+3.7% | Added |
| American Portfolios Advisors | 1,200 | $525 | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 5 | $0 | 0.00% | −117,906−100.0% | Reduced |
| Bank of America Corp | 1,080 | $0 | 0.00% | −117−9.8% | Reduced |
| Wells Fargo & Company | 328 | $0 | 0.00% | +1+0.3% | Added |
| Barclays PLC | 98 | $0 | 0.00% | +98 | New |
| Tower Research Capital LLC (TRC) | 566 | $0 | 0.00% | +566 | New |
| Tyler-Stone Wealth Management | 90 | $0 | 0.00% | +90 | New |
| Winton Group Ltd | 0 | $0 | 0.00% | −61,588−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −42,557−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −13,786−100.0% | Sold out |
| Polaris Venture Management Co. V, L.L.C. | – | – | – | – | Not filed |