GraniteShares YieldBOOST Biotech ETF (BIOY)
NASDAQ: BIOY · Real-Time Price · USD
20.47
+0.34 (1.71%)
At close: Sep 28, 2026, 4:00 PM EDT
20.42
-0.05 (-0.24%)
After-hours: Sep 28, 2026, 4:15 PM EDT
BIOY Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 28, 2026 | 20.14 | 20.47 | 20.14 | 20.42 | 20.42 | 1.48% | 3,699 |
| Sep 25, 2026 | 20.14 | 20.14 | 19.98 | 20.12 | 20.12 | -0.06% | 2,238 |
| Sep 24, 2026 | 20.25 | 20.37 | 20.05 | 20.36 | 20.13 | 0.58% | 1,944 |
| Sep 23, 2026 | 20.54 | 20.54 | 20.18 | 20.24 | 20.01 | -1.80% | 1,419 |
| Sep 22, 2026 | 20.51 | 20.62 | 20.51 | 20.62 | 20.38 | 0.81% | 757 |
| Sep 21, 2026 | 20.46 | 20.48 | 20.28 | 20.45 | 20.22 | 0.86% | 2,371 |
| Sep 18, 2026 | 20.25 | 20.28 | 20.25 | 20.28 | 20.04 | -0.03% | 1,356 |
| Sep 17, 2026 | 20.47 | 20.54 | 20.47 | 20.52 | 20.05 | 1.76% | 1,238 |
| Sep 16, 2026 | 20.21 | 20.28 | 20.09 | 20.16 | 19.70 | 0.03% | 910 |
| Sep 15, 2026 | 20.40 | 20.40 | 20.07 | 20.16 | 19.70 | -1.27% | 4,204 |
| Sep 14, 2026 | 20.27 | 20.52 | 20.27 | 20.42 | 19.95 | 0.41% | 1,645 |
| Sep 11, 2026 | 20.70 | 20.70 | 20.33 | 20.33 | 19.87 | -0.70% | 1,149 |
| Sep 10, 2026 | 20.88 | 20.89 | 20.70 | 20.72 | 20.01 | -1.40% | 6,119 |
| Sep 9, 2026 | 21.17 | 21.17 | 21.02 | 21.02 | 20.29 | -0.85% | 1,656 |
| Sep 8, 2026 | 21.19 | 21.23 | 21.19 | 21.20 | 20.47 | 0.13% | 1,548 |
| Sep 4, 2026 | 21.11 | 21.18 | 21.11 | 21.17 | 20.44 | 0.16% | 3,009 |
| Sep 3, 2026 | 21.32 | 21.38 | 21.32 | 21.38 | 20.41 | 0.16% | 1,150 |
| Sep 2, 2026 | 21.26 | 21.35 | 21.23 | 21.35 | 20.37 | 0.54% | 443 |
| Sep 1, 2026 | 21.16 | 21.30 | 21.12 | 21.23 | 20.26 | -0.20% | 2,393 |
| Aug 31, 2026 | 20.72 | 21.34 | 20.71 | 21.27 | 20.31 | 1.66% | 2,751 |
| Aug 28, 2026 | 21.27 | 21.27 | 20.93 | 20.93 | 19.98 | -1.65% | 2,230 |
| Aug 27, 2026 | 21.48 | 21.53 | 21.47 | 21.53 | 20.31 | 0.44% | 4,150 |
| Aug 26, 2026 | 21.40 | 21.47 | 21.40 | 21.43 | 20.22 | 0.09% | 2,099 |
| Aug 25, 2026 | 21.35 | 21.41 | 21.35 | 21.41 | 20.20 | 1.18% | 660 |
| Aug 24, 2026 | 21.15 | 21.19 | 21.15 | 21.16 | 19.97 | -0.04% | 1,455 |
| Aug 21, 2026 | 21.19 | 21.19 | 21.14 | 21.17 | 19.97 | 0.21% | 1,071 |
| Aug 20, 2026 | 21.41 | 21.41 | 21.38 | 21.38 | 19.93 | -0.19% | 859 |
| Aug 19, 2026 | 21.41 | 21.42 | 21.41 | 21.42 | 19.97 | 0.85% | 589 |
| Aug 18, 2026 | 21.19 | 21.24 | 21.19 | 21.24 | 19.80 | 0.14% | 842 |
| Aug 17, 2026 | 21.13 | 21.21 | 21.13 | 21.21 | 19.77 | 0.66% | 1,214 |
| Aug 14, 2026 | 20.82 | 21.07 | 20.78 | 21.07 | 19.64 | 0.56% | 4,396 |
| Aug 13, 2026 | 21.28 | 21.28 | 21.18 | 21.19 | 19.54 | -0.31% | 4,719 |
| Aug 12, 2026 | 21.23 | 21.28 | 21.23 | 21.26 | 19.60 | 0.47% | 1,573 |
| Aug 11, 2026 | 21.14 | 21.17 | 21.14 | 21.16 | 19.50 | 0.17% | 586 |
| Aug 10, 2026 | 21.09 | 21.17 | 21.06 | 21.13 | 19.47 | 0.19% | 1,901 |
| Aug 7, 2026 | 21.11 | 21.12 | 21.05 | 21.09 | 19.43 | 0.08% | 1,579 |
| Aug 6, 2026 | 21.33 | 21.34 | 21.29 | 21.31 | 19.42 | 0.19% | 2,344 |
| Aug 5, 2026 | 21.24 | 21.28 | 21.24 | 21.27 | 19.38 | 0.24% | 1,032 |
| Aug 4, 2026 | 21.11 | 21.22 | 21.10 | 21.22 | 19.34 | 0.79% | 3,748 |
| Aug 3, 2026 | 20.66 | 21.11 | 20.66 | 21.05 | 19.18 | 0.44% | 1,484 |
| Jul 31, 2026 | 20.99 | 21.05 | 20.87 | 20.96 | 19.10 | -2.07% | 6,254 |
| Jul 30, 2026 | 21.32 | 21.64 | 21.31 | 21.64 | 19.50 | 1.71% | 5,067 |
| Jul 29, 2026 | 21.41 | 21.49 | 21.27 | 21.27 | 19.18 | -0.69% | 1,471 |
| Jul 28, 2026 | 21.36 | 21.42 | 21.34 | 21.42 | 19.31 | -0.26% | 869 |
| Jul 27, 2026 | 21.48 | 21.48 | 21.47 | 21.48 | 19.36 | 0.80% | 1,962 |
| Jul 24, 2026 | 21.20 | 21.35 | 21.20 | 21.31 | 19.20 | 0.13% | 1,247 |
| Jul 23, 2026 | 21.33 | 21.89 | 21.33 | 21.53 | 19.18 | 0.05% | 2,479 |
| Jul 22, 2026 | 21.61 | 21.61 | 21.52 | 21.52 | 19.17 | -0.32% | 3,878 |
| Jul 21, 2026 | 21.60 | 21.60 | 21.57 | 21.59 | 19.23 | 0.83% | 1,251 |
| Jul 20, 2026 | 22.16 | 22.21 | 21.41 | 21.41 | 19.07 | -3.35% | 2,760 |