AON
Aon plc Class A
stockNYSE
Market OpenOct 27, 2026 10:16:48 AM EDT
296.97USD-1.685%(-5.09)158,060
Pre-marketOct 27, 2026 9:29:59 AM EDT
297.12USD-1.635%(-4.94)
As of 2026-10-15, there were 3,394,895 shares short with a short interest of 1.62%.
AON Short Interest - Official
AON Short Position Change - Official
AON Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-15 | 1.62 | 3,394,895 | 1.97 | -828,348 | -19.61 | 212,125,434 | 209,951,992 |
| 2026-09-30 | 2.01 | 4,223,243 | 1.76 | +527,324 | +14.27 | 212,125,434 | 209,970,870 |
| 2026-09-15 | 1.76 | 3,695,919 | 1.75 | -84,532 | -2.24 | 212,125,434 | 209,970,870 |
| 2026-08-31 | 1.80 | 3,780,451 | 4.44 | +411,822 | +12.23 | 212,125,434 | 209,970,870 |
| 2026-08-14 | 1.60 | 3,368,629 | 3.60 | -1,551,140 | -31.53 | 212,125,434 | 209,970,870 |
| 2026-07-31 | 2.34 | 4,919,769 | 3.05 | +365,121 | +8.02 | 212,125,434 | 209,968,961 |
| 2026-07-15 | 2.16 | 4,554,648 | 4.04 | +858,792 | +23.24 | 213,576,949 | 210,928,595 |
| 2026-06-30 | 1.75 | 3,695,856 | 1.61 | +105,226 | +2.93 | 213,576,949 | 210,947,817 |
| 2026-06-15 | 1.70 | 3,590,630 | 2.41 | +733,607 | +25.68 | 213,576,949 | 210,945,681 |
| 2026-05-15 | 1.38 | 2,857,023 | 1.83 | +484,818 | +20.44 | 213,576,949 | 207,355,452 |
| 2026-04-30 | 1.14 | 2,372,205 | 1.89 | -50,302 | -2.08 | 213,573,563 | 208,063,785 |
| 2026-04-15 | 1.16 | 2,422,507 | 1.80 | -63,433 | -2.55 | 214,254,496 | 208,063,785 |
| 2026-03-31 | 1.19 | 2,485,940 | 1.87 | +300,185 | +13.73 | 214,254,496 | 208,063,785 |
| 2026-03-13 | 1.05 | 2,185,755 | 1.47 | -84,550 | -3.72 | 214,254,496 | 208,063,785 |
| 2026-02-27 | 1.09 | 2,270,305 | 1.59 | +68,292 | +3.10 | 214,254,496 | 208,063,785 |
| 2026-02-13 | 1.06 | 2,202,013 | 1.00 | +171,632 | +8.45 | 214,500,000 | 208,063,785 |
| 2026-01-30 | 0.98 | 2,030,381 | 1.40 | +80,899 | +4.15 | 214,500,000 | 208,063,785 |
| 2026-01-15 | 0.94 | 1,949,482 | 2.05 | +25,548 | +1.33 | 214,935,265 | 208,063,785 |
| 2025-12-31 | 0.92 | 1,923,934 | 2.41 | +31,978 | +1.69 | 214,935,265 | 208,063,785 |
| 2025-12-15 | 0.91 | 1,891,956 | 1.90 | -144,049 | -7.08 | 214,935,265 | 208,063,785 |
| 2025-11-28 | 0.98 | 2,036,005 | 1.72 | +98,814 | +5.10 | 214,935,265 | 208,055,187 |
| 2025-11-14 | 0.93 | 1,937,191 | 1.64 | +54,224 | +2.88 | 214,935,265 | 208,014,349 |
| 2025-10-31 | 0.90 | 1,882,967 | 1.26 | -142,377 | -7.03 | 215,200,000 | 208,698,514 |
Historical data is split-adjusted.
1 Data from Finra. Finra publishes an updated file every two weeks.
2 Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.