TMUS short interest
T-Mobile US Inc. · Communication Services · Telecommunications Services · settlement date 2026-09-30
| Shares short | 14,320,900 |
|---|---|
| Change vs prior report | -3,750,500 (-20.8%) |
| Change over six months | -33.0% |
| Days to cover | 2.33 (sector: 2.92) |
| Average daily volume | 6,139,568 |
| Rank in Communication Services | #141 of 196 by days to cover |
TMUS short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 14,320,900 | -20.8% | 2.33 | 6,139,568 |
| 2026-09-15 | 18,071,400 | +5.7% | 4.57 | 3,956,214 |
| 2026-08-31 | 17,093,779 | +0.9% | 4.37 | 3,909,051 |
| 2026-08-14 | 16,943,967 | -6.3% | 4.24 | 3,994,863 |
| 2026-07-31 | 18,076,785 | -19.8% | 3.29 | 5,502,662 |
| 2026-07-15 | 22,533,542 | +12.6% | 4.84 | 4,653,134 |
| 2026-06-30 | 20,010,780 | -14.9% | 2.78 | 7,206,482 |
| 2026-06-15 | 23,503,410 | +17.8% | 4.43 | 5,300,370 |
| 2026-05-29 | 19,947,133 | +6.6% | 4.66 | 4,283,606 |
| 2026-05-15 | 18,711,046 | +1.8% | 4.06 | 4,611,962 |
| 2026-04-30 | 18,379,947 | -0.6% | 2.41 | 7,630,445 |
| 2026-04-15 | 18,487,224 | -13.4% | 3.42 | 5,401,563 |
| 2026-03-31 | 21,359,153 | +78.2% | 3.52 | 6,061,853 |
| 2026-03-13 | 11,985,221 | -10.0% | 2.57 | 4,667,354 |
| 2026-02-27 | 13,314,008 | -4.6% | 2.40 | 5,548,203 |
| 2026-02-13 | 13,955,516 | +5.6% | 1.72 | 8,110,684 |
| 2026-01-30 | 13,211,543 | -12.3% | 1.85 | 7,147,152 |
| 2026-01-15 | 15,062,587 | -3.0% | 3.21 | 4,687,329 |
| 2025-12-31 | 15,520,683 | -0.7% | 2.90 | 5,346,013 |
| 2025-12-15 | 15,628,622 | +3.3% | 3.34 | 4,683,031 |
| 2025-11-28 | 15,124,576 | +33.9% | 2.83 | 5,344,535 |
| 2025-11-14 | 11,295,704 | -11.1% | 2.24 | 5,049,485 |
| 2025-10-31 | 12,703,618 | +17.0% | 2.25 | 5,635,192 |
| 2025-10-15 | 10,853,675 | -18.3% | 2.52 | 4,298,821 |
| 2025-09-30 | 13,289,035 | +6.1% | 3.22 | 4,131,692 |
import finzdata as yf
yf.Ticker("TMUS").short_interest # every report since 2017
yf.Client().short_interest(["TMUS"], start="2018-01-01")Communication Services short interest · TMUS price history · Who owns TMUS · All short interest