US Treasury 12 Month Bill ETF (OBIL) NASDAQ
Currency In USD
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OBIL Historical Return
If you invested $1000 in The RBB Fund, Inc. - US Treasury 12 Month Bill ETF (OBIL) since IPO date, it would be worth $1,156.65 as of July 13, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 3 years ago would be worth $1,129.74, while $1000 invested 1 year ago would be worth $1,027. This corresponds to total returns of 15.66%, 12.97%, 2.7%, respectively, with annualized returns of 4.06%, 4.15%, 2.7%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
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OBIL Historical Data
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| July 10, 2026 | 50.04 | 50.03 | 50.03 | 50.05 | 50.03 | 36,604 |
| July 09, 2026 | 50.02 | 50.03 | 50.03 | 50.03 | 50.01 | 35,982 |
| July 08, 2026 | 50.02 | 50.01 | 50.01 | 50.02 | 50 | 33,397 |
| July 07, 2026 | 50.03 | 50.01 | 50.01 | 50.03 | 50 | 23,963 |
| July 06, 2026 | 50.03 | 50.03 | 50.03 | 50.03 | 50.02 | 40,548 |
| July 02, 2026 | 50.01 | 50.02 | 50.02 | 50.02 | 50.01 | 20,729 |
| July 01, 2026 | 49.97 | 49.98 | 49.98 | 49.98 | 49.97 | 23,221 |
| June 30, 2026 | 49.97 | 49.98 | 49.98 | 49.98 | 49.97 | 19,560 |
| June 29, 2026 | 49.98 | 49.97 | 49.97 | 49.98 | 49.97 | 19,115 |
| June 26, 2026 | 50.14 | 50.14 | 50.14 | 50.14 | 50.13 | 18,800 |
| June 25, 2026 | 50.12 | 50.12 | 50.12 | 50.12 | 50.11 | 228,655 |
| June 24, 2026 | 50.09 | 50.1 | 50.1 | 50.1 | 50.09 | 27,689 |
| June 23, 2026 | 50.08 | 50.09 | 50.09 | 50.09 | 50.08 | 35,068 |
| June 22, 2026 | 50.07 | 50.07 | 50.07 | 50.08 | 50.05 | 37,373 |
| June 18, 2026 | 50.07 | 50.09 | 50.09 | 50.09 | 50.07 | 119,059 |
| June 17, 2026 | 50.12 | 50.05 | 50.05 | 50.13 | 50.05 | 25,414 |
| June 16, 2026 | 50.12 | 50.13 | 50.13 | 50.13 | 50.12 | 33,714 |
| June 15, 2026 | 50.11 | 50.12 | 50.12 | 50.13 | 50.11 | 41,659 |
| June 12, 2026 | 50.11 | 50.11 | 50.11 | 50.11 | 50.1 | 31,891 |
| June 11, 2026 | 50.06 | 50.1 | 50.1 | 50.1 | 50.06 | 44,232 |
| June 10, 2026 | 50.06 | 50.07 | 50.07 | 50.07 | 50.06 | 18,757 |
| June 09, 2026 | 50.08 | 50.07 | 50.07 | 50.08 | 50.06 | 28,304 |
| June 08, 2026 | 50.06 | 50.07 | 50.07 | 50.07 | 50.05 | 18,024 |
| June 05, 2026 | 50.04 | 50.05 | 50.05 | 50.05 | 50.03 | 24,137 |
| June 04, 2026 | 50.06 | 50.06 | 50.06 | 50.06 | 50.05 | 64,795 |
| June 03, 2026 | 50.05 | 50.04 | 50.04 | 50.05 | 50.04 | 39,484 |
| June 02, 2026 | 50.04 | 50.05 | 50.05 | 50.05 | 50.04 | 26,639 |
| June 01, 2026 | 50.04 | 50.04 | 50.04 | 50.04 | 50.02 | 32,908 |
| May 29, 2026 | 50.04 | 50.05 | 50.05 | 50.05 | 50.03 | 18,194 |
| May 28, 2026 | 50.03 | 50.03 | 50.03 | 50.03 | 50.02 | 25,915 |
| May 27, 2026 | 50.17 | 50.17 | 50.17 | 50.17 | 50.16 | 24,959 |
| May 26, 2026 | 50.15 | 50.15 | 50.15 | 50.16 | 50.14 | 40,359 |
| May 22, 2026 | 50.15 | 50.14 | 50.14 | 50.15 | 50.13 | 11,076 |
| May 21, 2026 | 50.12 | 50.13 | 50.13 | 50.13 | 50.11 | 42,699 |
| May 20, 2026 | 50.12 | 50.14 | 50.14 | 50.15 | 50.12 | 41,702 |
| May 19, 2026 | 50.12 | 50.12 | 50.12 | 50.12 | 50.11 | 60,291 |
| May 18, 2026 | 50.12 | 50.12 | 50.12 | 50.12 | 50.11 | 120,647 |
| May 15, 2026 | 50.1 | 50.11 | 50.11 | 50.11 | 50.1 | 20,857 |
| May 14, 2026 | 50.11 | 50.11 | 50.11 | 50.11 | 50.1 | 34,857 |
| May 13, 2026 | 50.1 | 50.1 | 50.1 | 50.1 | 50.08 | 62,703 |
| May 12, 2026 | 50.08 | 50.09 | 50.09 | 50.09 | 50.08 | 40,442 |
| May 11, 2026 | 50.1 | 50.1 | 50.1 | 50.1 | 50.09 | 54,435 |
| May 08, 2026 | 50.1 | 50.11 | 50.11 | 50.11 | 50.1 | 15,602 |
| May 07, 2026 | 50.09 | 50.08 | 50.08 | 50.1 | 50.08 | 17,117 |
| May 06, 2026 | 50.08 | 50.09 | 50.09 | 50.09 | 50.08 | 23,429 |
| May 05, 2026 | 50.07 | 50.07 | 50.07 | 50.08 | 50.06 | 19,138 |
| May 04, 2026 | 50.08 | 50.06 | 50.06 | 50.08 | 50.04 | 59,563 |
| May 01, 2026 | 50.08 | 50.08 | 50.08 | 50.08 | 50.07 | 23,907 |
| April 30, 2026 | 50.06 | 50.07 | 50.07 | 50.07 | 50.05 | 31,498 |
| April 29, 2026 | 50.05 | 50.05 | 50.05 | 50.06 | 50.04 | 50,656 |
| April 28, 2026 | 50.06 | 50.06 | 50.06 | 50.06 | 50.05 | 29,904 |
| April 27, 2026 | 50.21 | 50.21 | 50.21 | 50.21 | 50.2 | 25,579 |
| April 24, 2026 | 50.2 | 50.21 | 50.21 | 50.21 | 50.2 | 30,717 |
| April 23, 2026 | 50.19 | 50.19 | 50.19 | 50.19 | 50.18 | 27,681 |
| April 22, 2026 | 50.18 | 50.18 | 50.18 | 50.19 | 50.17 | 34,647 |
| April 21, 2026 | 50.19 | 50.18 | 50.18 | 50.19 | 50.17 | 41,594 |
| April 20, 2026 | 50.18 | 50.19 | 50.19 | 50.19 | 50.18 | 34,589 |
| April 17, 2026 | 50.18 | 50.2 | 50.2 | 50.2 | 50.18 | 79,497 |
| April 16, 2026 | 50.16 | 50.16 | 50.16 | 50.16 | 50.15 | 17,146 |
| April 15, 2026 | 50.14 | 50.14 | 50.14 | 50.14 | 50.13 | 31,017 |
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