TNDM short interest
Tandem Diabetes Care Inc. · Healthcare · Medical - Devices · settlement date 2026-09-30
| Shares short | 13,369,091 |
|---|---|
| Change vs prior report | 894,706 (+7.2%) |
| Change over six months | +26.9% |
| Days to cover | 5.25 (sector: 3.78) |
| Average daily volume | 2,548,341 |
| Rank in Healthcare | #393 of 922 by days to cover |
TNDM short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 13,369,091 | +7.2% | 5.25 | 2,548,341 |
| 2026-09-15 | 12,474,385 | +6.1% | 7.89 | 1,580,812 |
| 2026-08-31 | 11,753,819 | +11.0% | 8.17 | 1,438,876 |
| 2026-08-14 | 10,585,732 | -5.8% | 3.89 | 2,723,448 |
| 2026-07-31 | 11,242,544 | -14.3% | 6.58 | 1,708,562 |
| 2026-07-15 | 13,115,208 | +3.0% | 8.73 | 1,501,685 |
| 2026-06-30 | 12,731,073 | +17.3% | 5.62 | 2,264,384 |
| 2026-06-15 | 10,854,250 | -7.9% | 4.07 | 2,664,903 |
| 2026-05-29 | 11,788,786 | +9.1% | 4.15 | 2,837,954 |
| 2026-05-15 | 10,801,432 | +11.1% | 3.35 | 3,219,924 |
| 2026-04-30 | 9,723,853 | +0.8% | 6.17 | 1,575,913 |
| 2026-04-15 | 9,643,357 | -8.4% | 6.47 | 1,489,672 |
| 2026-03-31 | 10,531,890 | -0.1% | 5.05 | 2,083,557 |
| 2026-03-13 | 10,547,769 | +8.0% | 6.00 | 1,759,367 |
| 2026-02-27 | 9,763,559 | +9.0% | 2.29 | 4,262,494 |
| 2026-02-13 | 8,960,466 | +0.3% | 9.17 | 977,059 |
| 2026-01-30 | 8,934,137 | -0.8% | 6.56 | 1,361,781 |
| 2026-01-15 | 9,004,559 | +5.4% | 6.78 | 1,327,740 |
| 2025-12-31 | 8,544,303 | +4.5% | 6.70 | 1,275,718 |
| 2025-12-15 | 8,176,917 | -6.6% | 4.61 | 1,772,136 |
| 2025-11-28 | 8,753,315 | -0.4% | 3.12 | 2,801,803 |
| 2025-11-14 | 8,787,092 | +0.2% | 3.09 | 2,842,224 |
| 2025-10-31 | 8,766,366 | -5.1% | 5.93 | 1,477,802 |
| 2025-10-15 | 9,237,943 | -0.4% | 4.43 | 2,085,204 |
| 2025-09-30 | 9,278,427 | +16.9% | 5.01 | 1,852,962 |
import finzdata as yf
yf.Ticker("TNDM").short_interest # every report since 2017
yf.Client().short_interest(["TNDM"], start="2018-01-01")Healthcare short interest · TNDM price history · Who owns TNDM · All short interest