NASDAQ · FLY
Firefly Aerospace Inc.
FINRA
FLY short interest
Shares sold short and not yet covered, reported twice a month by FINRA. “Days to cover” is short shares divided by average daily volume.
| Settlement | Short shares | Avg daily vol | Days to cover |
|---|---|---|---|
| 10/15/2026 | 13,480,890 | 3,397,915 | 3.97 |
| 9/30/2026 | 11,937,187 | 3,707,788 | 3.22 |
| 9/15/2026 | 11,105,681 | 2,184,300 | 5.08 |
| 8/31/2026 | 10,819,717 | 2,362,405 | 4.58 |
| 8/14/2026 | 11,126,799 | 3,462,502 | 3.21 |
| 7/31/2026 | 10,948,785 | 3,491,488 | 3.14 |
| 7/15/2026 | 11,953,174 | 3,432,927 | 3.48 |
| 6/30/2026 | 13,190,080 | 7,677,039 | 1.72 |
| 6/15/2026 | 11,836,941 | 8,123,132 | 1.46 |
| 5/29/2026 | 11,413,957 | 10,821,956 | 1.05 |
| 5/15/2026 | 9,214,108 | 6,979,050 | 1.32 |
| 4/30/2026 | 8,162,080 | 5,250,137 | 1.55 |
| 4/15/2026 | 9,181,514 | 8,561,491 | 1.07 |
| 3/31/2026 | 7,807,766 | 6,727,961 | 1.16 |
| 3/13/2026 | 6,810,462 | 3,726,349 | 1.83 |
| 2/27/2026 | 6,422,012 | 2,344,174 | 2.74 |
| 2/13/2026 | 5,423,391 | 3,363,841 | 1.61 |
| 1/30/2026 | 5,815,121 | 3,708,073 | 1.57 |
| 1/15/2026 | 5,124,258 | 3,658,392 | 1.4 |
| 12/31/2025 | 4,716,690 | 3,514,282 | 1.34 |
| 12/15/2025 | 3,458,143 | 2,455,652 | 1.41 |
| 11/28/2025 | 2,929,457 | 1,908,277 | 1.54 |
| 11/14/2025 | 2,643,769 | 2,550,045 | 1.04 |
| 10/31/2025 | 2,377,499 | 1,382,417 | 1.72 |
Source: FINRA consolidated short interest · as of 11/8/2026 3:24 PM CT
What could go wrong
Short interest is reported with a lag of about two weeks, and high short interest can mean informed skepticism, not just squeeze fuel. It also includes hedges from convertible-bond holders, which are not bets against the company.