IRDM short interest
Iridium Communications Inc. · Communication Services · Telecommunications Services · settlement date 2026-09-30
| Shares short | 3,368,663 |
|---|---|
| Change vs prior report | -31,901 (-0.9%) |
| Change over six months | -38.3% |
| Days to cover | 2.46 (sector: 2.92) |
| Average daily volume | 1,371,156 |
| Rank in Communication Services | #137 of 196 by days to cover |
IRDM short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 3,368,663 | -0.9% | 2.46 | 1,371,156 |
| 2026-09-15 | 3,400,564 | +32.9% | 4.75 | 715,197 |
| 2026-08-31 | 2,559,792 | -10.9% | 2.75 | 929,266 |
| 2026-08-14 | 2,872,219 | -16.9% | 2.83 | 1,015,208 |
| 2026-07-31 | 3,457,705 | +22.4% | 2.21 | 1,564,086 |
| 2026-07-15 | 2,826,191 | -35.3% | 1.27 | 2,225,094 |
| 2026-06-30 | 4,367,799 | -54.0% | 1.04 | 4,207,739 |
| 2026-06-15 | 9,488,045 | +67.9% | 3.40 | 2,787,267 |
| 2026-05-29 | 5,651,026 | -0.3% | 2.48 | 2,282,898 |
| 2026-05-15 | 5,669,943 | +4.6% | 2.94 | 1,929,826 |
| 2026-04-30 | 5,421,453 | -0.3% | 1.74 | 3,108,543 |
| 2026-04-15 | 5,435,337 | -0.4% | 2.19 | 2,479,168 |
| 2026-03-31 | 5,456,818 | -24.3% | 2.53 | 2,156,311 |
| 2026-03-13 | 7,208,131 | +2.9% | 3.86 | 1,867,272 |
| 2026-02-27 | 7,003,160 | -20.6% | 4.26 | 1,644,109 |
| 2026-02-13 | 8,818,552 | -3.5% | 3.10 | 2,849,282 |
| 2026-01-30 | 9,140,427 | -10.0% | 3.43 | 2,668,339 |
| 2026-01-15 | 10,160,860 | -0.1% | 5.70 | 1,782,261 |
| 2025-12-31 | 10,170,431 | +9.9% | 3.21 | 3,167,775 |
| 2025-12-15 | 9,257,674 | +11.9% | 3.72 | 2,485,589 |
| 2025-11-28 | 8,269,749 | -12.2% | 5.76 | 1,435,708 |
| 2025-11-14 | 9,417,379 | -0.8% | 4.41 | 2,135,809 |
| 2025-10-31 | 9,489,072 | -3.5% | 2.70 | 3,513,378 |
| 2025-10-15 | 9,831,317 | -4.9% | 4.09 | 2,404,320 |
| 2025-09-30 | 10,340,159 | -19.1% | 3.39 | 3,054,613 |
import finzdata as yf
yf.Ticker("IRDM").short_interest # every report since 2017
yf.Client().short_interest(["IRDM"], start="2018-01-01")Communication Services short interest · IRDM price history · Who owns IRDM · All short interest