Beta Bionics, Inc. Common Stoc | BBNX | Nasdaq | Latest report: February 27, 2026
Beta Bionics, Inc. Common Stoc (BBNX) had reported short interest of 5,626,149 shares at the latest settlement date of February 27, 2026, compared with 5,753,937 shares in the prior report. That was a change of -127.8K shares, or -2.2%. Based on reported average daily volume of 1.3M, the latest days-to-cover reading was 4.26.
The historical data currently tracked for BBNX includes 25 reported entries from January 31, 2025 to February 27, 2026. During that span, reported short interest ranged between 209.3K and 7.3M shares.
Extreme edge-case readings may reflect unusually low reported average volume.
| Settlement Date | Short Interest | Prior Short Interest | Change Shares | Change % | Average Daily Volume | Days to Cover |
|---|---|---|---|---|---|---|
| February 27, 2026 | 5,626,149 | 5,753,937 | -127.8K | -2.2% | 1.3M | 4.26 |
| February 13, 2026 | 5,753,937 | 5,479,017 | 274.9K | +5.0% | 1.1M | 5.44 |
| January 30, 2026 | 5,479,017 | 5,551,550 | -72.5K | -1.3% | 1.0M | 5.3 |
| January 15, 2026 | 5,551,550 | 7,301,052 | -1.7M | -24.0% | 2.0M | 2.79 |
| December 31, 2025 | 7,301,052 | 4,020,336 | 3.3M | +81.6% | 1.1M | 6.79 |
| December 15, 2025 | 4,020,336 | 3,860,691 | 159.6K | +4.1% | 938.1K | 4.29 |
| November 28, 2025 | 3,860,691 | 3,572,312 | 288.4K | +8.1% | 427.0K | 9.04 |
| November 14, 2025 | 3,572,312 | 3,603,465 | -31.2K | -0.9% | 576.2K | 6.2 |
| October 31, 2025 | 3,603,465 | 4,169,413 | -565.9K | -13.6% | 889.2K | 4.05 |
| October 15, 2025 | 4,169,413 | 6,383,216 | -2.2M | -34.7% | 475.0K | 8.78 |
| September 15, 2025 | 3,882,499 | 3,110,854 | 771.6K | +24.8% | 806.5K | 4.81 |
| August 29, 2025 | 3,110,854 | 2,668,323 | 442.5K | +16.6% | 597.7K | 5.2 |
| August 15, 2025 | 2,668,323 | 4,187,831 | -1.5M | -36.3% | 598.9K | 4.46 |
| July 31, 2025 | 4,187,831 | 4,802,756 | -614.9K | -12.8% | 687.0K | 6.1 |
| July 15, 2025 | 4,802,756 | 4,903,188 | -100.4K | -2.0% | 418.5K | 11.48 |
| June 30, 2025 | 4,903,188 | 4,731,224 | 172.0K | +3.6% | 506.1K | 9.69 |
| June 13, 2025 | 4,731,224 | 4,133,957 | 597.3K | +14.4% | 585.9K | 8.08 |
| May 30, 2025 | 4,133,957 | 3,555,929 | 578.0K | +16.3% | 521.8K | 7.92 |
| May 15, 2025 | 3,555,929 | 3,540,321 | 15.6K | +0.4% | 496.6K | 7.16 |
| April 30, 2025 | 3,540,321 | 3,388,237 | 152.1K | +4.5% | 349.1K | 10.14 |
| April 15, 2025 | 3,388,237 | 3,137,712 | 250.5K | +8.0% | 499.9K | 6.78 |
| March 31, 2025 | 3,137,712 | 1,207,551 | 1.9M | +159.8% | 858.2K | 3.66 |
| February 28, 2025 | 1,181,734 | 945,109 | 236.6K | +25.0% | 249.5K | 4.74 |
| February 14, 2025 | 945,109 | 209,284 | 735.8K | +351.6% | 332.9K | 2.84 |
| January 31, 2025 | 209,284 | 0 | 209.3K | +100.0% | 693.9K | 1 |