As of 30 Sep 2025, 198 institutional investors reported holding 18,768,041 shares of VANGUARD INSTL INDEX FD - 0-3 MO TREAS BIL (VBIL).
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 4,282,230 | $323,010,363 | +$44,405,549 | $75.43 | 26 |
| 2025 Q3 | 18,768,041 | $1,418,301,250 | +$675,346,869 | $75.62 | 198 |
| 2025 Q2 | 9,843,962 | $743,656,963 | +$653,817,935 | $75.55 | 131 |
| 2025 Q1 | 1,176,390 | $88,745,482 | +$88,745,486 | $75.44 | 48 |