Zenas BioPharma Inc. (ZBIO)
NASDAQ: ZBIO
· Real-Time Price · USD
16.82
0.06 (0.36%)
At close: Aug 15, 2025, 3:59 PM
17.00
1.07%
After-hours: Aug 15, 2025, 05:40 PM EDT
Zenas BioPharma Short Interest
Zenas BioPharma has a total short interest of 5.23M. Its short interest has increased by 3.02% to the previous Month.
Short Interest
5.23M
Short Prior Month
5.07M
% Change MoM
3.02%
Short % Floating
18.39%
Short % Outstanding
12.49%
Days to Cover
41.48
Short Interest Chart
Short Interest History
| Date | Short Interest | Short Prior Month | % Change | Day to Cover | Short % Float | Short % Out |
|---|---|---|---|---|---|---|
| Aug 11, 2025 | 5.23M | 5.07M | 3.02% | 41.48 | 18.39% | 12.49% |
| Jul 24, 2025 | 5.07M | 5.1M | -0.55% | 25.03 | 17.85% | 12.12% |
| Jul 10, 2025 | 5.1M | 4.91M | 3.86% | 27.93 | 17.95% | 12.19% |
| Jun 25, 2025 | 4.91M | 4.86M | 1.11% | 18.56 | 17.28% | 11.74% |
| Jun 10, 2025 | 4.86M | 4.92M | -1.21% | 41.72 | 17.09% | 11.61% |
| May 27, 2025 | 4.92M | 4.87M | 0.97% | 33.77 | 17.3% | 11.75% |
| May 09, 2025 | 4.87M | 4.39M | 10.86% | 35.1 | 17.13% | 11.64% |
| Apr 25, 2025 | 4.39M | 3.83M | 14.69% | 15.63 | n/a | n/a |
| Apr 09, 2025 | 3.83M | 3.74M | 2.5% | 17.06 | n/a | n/a |
| Mar 25, 2025 | 3.74M | 3.41M | 9.44% | 25.04 | n/a | n/a |
| Mar 11, 2025 | 3.41M | 3.47M | -1.55% | 27.79 | n/a | n/a |
| Feb 26, 2025 | 3.47M | 3.3M | 5.12% | 21.07 | n/a | n/a |
| Feb 11, 2025 | 3.3M | 3.34M | -1.16% | 14.13 | n/a | n/a |
| Jan 27, 2025 | 3.34M | 3.22M | 3.76% | 17.65 | n/a | n/a |
| Jan 10, 2025 | 3.22M | 2.13M | 50.95% | 5.15 | n/a | n/a |
| Dec 24, 2024 | 2.13M | 1.47M | 44.91% | 5.88 | n/a | n/a |
| Dec 10, 2024 | 1.47M | 799.4K | 83.93% | 3.62 | n/a | n/a |
| Nov 26, 2024 | 799.4K | 635.75K | 25.74% | 9.19 | n/a | n/a |
| Nov 11, 2024 | 635.75K | 408.9K | 55.48% | 3.97 | n/a | n/a |
| Oct 24, 2024 | 408.9K | 230.55K | 77.36% | 2.66 | n/a | n/a |
| Oct 09, 2024 | 230.55K | n/a | 100% | 1.72 | n/a | n/a |