MTNB
Matinas BioPharma Holdings, Inc.
stockNYSEAMERICAN
At CloseOct 7, 2026 3:59:50 PM EDT
2.69USD-10.631%(-0.32)162,002
2.2700Bid3.0900Ask0.8200SpreadPre-marketOct 7, 2026 9:12:30 AM EDT
2.90USD-3.654%(-0.11)
After-hoursOct 7, 2026 4:38:30 PM EDT
2.701USD+0.409%(+0.011)
As of 2026-09-15, there were 29,400 shares short with a short interest of 10.55%.
MTNB Short Interest - Official
Short Interest
MTNB Short Position Change - Official
Short Position Change
MTNB Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-09-15 | 10.55 | 29,400 | 1.00 | +8,650 | +41.69 | 979,520 | 278,686 |
| 2026-08-31 | 7.45 | 20,749 | 1.00 | +5,823 | +39.01 | 979,520 | 278,686 |
| 2026-08-14 | 5.36 | 14,927 | 1.00 | -41,073 | -73.35 | 427,079 | 278,686 |
| 2026-07-31 | 16.62 | 56,000 | 1.00 | +24,422 | +77.34 | 427,079 | 336,937 |
| 2026-07-15 | 10.81 | 31,577 | 1.00 | +31,170 | +7,658.51 | 427,079 | 292,097 |
| 2026-06-30 | 0.14 | 407 | 1.00 | -952 | -70.06 | 427,079 | 292,097 |
| 2026-06-15 | 0.47 | 1,359 | 1.00 | +1,334 | +5,168.73 | 427,079 | 292,097 |
| 2026-05-15 | 0.01 | 26 | 1.00 | -270 | -91.27 | 427,079 | 292,097 |
| 2026-04-30 | 0.10 | 295 | 1.00 | +62 | +26.35 | 427,079 | 292,097 |
| 2026-04-15 | 0.08 | 234 | 1.00 | -350 | -59.92 | 427,079 | 292,097 |
| 2026-03-31 | 0.20 | 583 | 1.00 | +104 | +21.80 | 427,079 | 292,097 |
| 2026-03-13 | 0.16 | 479 | 1.00 | +180 | +60.20 | 427,079 | 292,097 |
| 2026-02-27 | 0.10 | 299 | 1.00 | -73 | -19.70 | 427,079 | 292,097 |
| 2026-02-13 | 0.13 | 372 | 1.00 | +344 | +1,201.86 | 427,079 | 292,097 |
| 2026-01-30 | 0.01 | 29 | 1.00 | +11 | +62.50 | 427,079 | 292,097 |
| 2026-01-15 | 0.01 | 18 | 1.00 | -631 | -97.29 | 427,079 | 292,097 |
| 2025-12-31 | 0.22 | 649 | 1.00 | -89 | -12.05 | 427,079 | 292,097 |
| 2025-12-15 | 0.25 | 738 | 1.00 | -610 | -45.28 | 427,079 | 292,097 |
| 2025-11-28 | 0.46 | 1,348 | 1.00 | -837 | -38.29 | 427,079 | 292,097 |
| 2025-11-14 | 0.75 | 2,185 | 2.16 | -992 | -31.23 | 427,079 | 292,097 |
| 2025-10-31 | 1.19 | 3,177 | 1.68 | -1,780 | -35.91 | 370,243 | 267,487 |
| 2025-10-15 | 1.85 | 4,957 | 1.63 | -3,714 | -42.83 | 370,243 | 267,487 |
Historical data is split-adjusted.
1 Data from Finra. Finra publishes an updated file every two weeks.
2 Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.