Annexon, Inc. (ANNX)
NASDAQ: ANNX · Real-Time Price · USD
4.970
-0.280 (-5.33%)
At close: Aug 28, 2026, 4:00 PM EDT
5.01
+0.04 (0.80%)
After-hours: Aug 28, 2026, 7:30 PM EDT
Annexon Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 28, 2026 | 5.18 | 5.21 | 4.95 | 4.96 | 4.96 | -5.49% | 1,617,682 |
| Aug 27, 2026 | 5.00 | 5.32 | 4.91 | 5.25 | 5.25 | 5.21% | 3,022,694 |
| Aug 26, 2026 | 5.13 | 5.18 | 4.96 | 4.99 | 4.99 | -3.11% | 2,276,561 |
| Aug 25, 2026 | 5.13 | 5.23 | 5.09 | 5.15 | 5.15 | 1.78% | 2,941,791 |
| Aug 24, 2026 | 5.05 | 5.13 | 4.80 | 5.06 | 5.06 | -0.20% | 3,378,232 |
| Aug 21, 2026 | 5.24 | 5.28 | 5.02 | 5.07 | 5.07 | -2.12% | 1,430,254 |
| Aug 20, 2026 | 5.41 | 5.47 | 5.11 | 5.18 | 5.18 | -5.82% | 1,670,076 |
| Aug 19, 2026 | 5.45 | 5.59 | 5.34 | 5.50 | 5.50 | 4.17% | 3,504,308 |
| Aug 18, 2026 | 5.03 | 5.31 | 5.02 | 5.28 | 5.28 | 2.92% | 2,244,310 |
| Aug 17, 2026 | 5.26 | 5.29 | 5.06 | 5.13 | 5.13 | -3.02% | 3,625,359 |
| Aug 14, 2026 | 5.21 | 5.35 | 5.08 | 5.29 | 5.29 | 0.57% | 2,990,327 |
| Aug 13, 2026 | 5.36 | 5.40 | 5.20 | 5.26 | 5.26 | -1.31% | 3,122,829 |
| Aug 12, 2026 | 5.06 | 5.42 | 5.00 | 5.33 | 5.33 | -0.19% | 3,950,406 |
| Aug 11, 2026 | 5.40 | 5.45 | 5.17 | 5.34 | 5.34 | -0.93% | 924,795 |
| Aug 10, 2026 | 5.39 | 5.51 | 5.27 | 5.39 | 5.39 | -0.37% | 1,960,169 |
| Aug 7, 2026 | 5.63 | 5.70 | 5.39 | 5.41 | 5.41 | -3.39% | 2,045,960 |
| Aug 6, 2026 | 5.37 | 5.60 | 5.37 | 5.60 | 5.60 | 4.28% | 3,049,250 |
| Aug 5, 2026 | 5.40 | 5.43 | 5.26 | 5.37 | 5.37 | 0.75% | 1,770,792 |
| Aug 4, 2026 | 5.35 | 5.48 | 5.26 | 5.33 | 5.33 | 1.52% | 2,561,996 |
| Aug 3, 2026 | 5.07 | 5.27 | 4.89 | 5.25 | 5.25 | 3.04% | 2,691,798 |
| Jul 31, 2026 | 5.37 | 5.40 | 5.03 | 5.10 | 5.10 | -3.32% | 2,800,727 |
| Jul 30, 2026 | 4.88 | 5.30 | 4.83 | 5.27 | 5.27 | 8.44% | 2,612,790 |
| Jul 29, 2026 | 4.97 | 5.03 | 4.76 | 4.86 | 4.86 | -2.21% | 3,464,094 |
| Jul 28, 2026 | 5.12 | 5.20 | 4.90 | 4.97 | 4.97 | -3.12% | 2,495,623 |
| Jul 27, 2026 | 5.30 | 5.40 | 5.13 | 5.13 | 5.13 | -1.72% | 1,634,974 |
| Jul 24, 2026 | 5.43 | 5.61 | 5.16 | 5.22 | 5.22 | -1.51% | 2,733,766 |
| Jul 23, 2026 | 5.12 | 5.35 | 5.06 | 5.30 | 5.30 | 1.34% | 2,194,269 |
| Jul 22, 2026 | 5.28 | 5.37 | 5.15 | 5.23 | 5.23 | -2.97% | 1,619,854 |
| Jul 21, 2026 | 5.40 | 5.64 | 4.96 | 5.39 | 5.39 | -3.23% | 2,956,278 |
| Jul 20, 2026 | 5.78 | 5.92 | 5.54 | 5.57 | 5.57 | -3.97% | 2,216,349 |
| Jul 17, 2026 | 5.75 | 6.16 | 5.68 | 5.80 | 5.80 | -1.53% | 3,341,464 |
| Jul 16, 2026 | 6.50 | 6.58 | 5.78 | 5.89 | 5.89 | -9.38% | 7,711,289 |
| Jul 15, 2026 | 5.87 | 6.51 | 5.48 | 6.50 | 6.50 | 17.12% | 8,846,423 |
| Jul 14, 2026 | 5.67 | 5.79 | 5.41 | 5.55 | 5.55 | -1.42% | 5,555,931 |
| Jul 13, 2026 | 5.69 | 5.84 | 5.50 | 5.63 | 5.63 | -2.93% | 3,040,205 |
| Jul 10, 2026 | 5.90 | 5.90 | 5.49 | 5.80 | 5.80 | -2.36% | 2,736,861 |
| Jul 9, 2026 | 5.88 | 6.01 | 5.84 | 5.94 | 5.94 | -0.34% | 4,836,228 |
| Jul 8, 2026 | 6.35 | 6.51 | 5.84 | 5.96 | 5.96 | -7.31% | 7,548,993 |
| Jul 7, 2026 | 5.99 | 6.47 | 5.83 | 6.43 | 6.43 | 7.89% | 5,759,444 |
| Jul 6, 2026 | 5.43 | 6.09 | 5.39 | 5.96 | 5.96 | 9.16% | 6,778,989 |
| Jul 2, 2026 | 5.58 | 5.64 | 5.28 | 5.46 | 5.46 | -1.62% | 2,561,838 |
| Jul 1, 2026 | 5.71 | 6.04 | 5.44 | 5.55 | 5.55 | -2.80% | 4,919,969 |
| Jun 30, 2026 | 5.57 | 5.73 | 5.47 | 5.71 | 5.71 | 2.51% | 3,633,748 |
| Jun 29, 2026 | 5.48 | 5.65 | 5.42 | 5.57 | 5.57 | 1.64% | 8,568,150 |
| Jun 26, 2026 | 5.17 | 5.51 | 5.16 | 5.48 | 5.48 | 6.41% | 14,807,062 |
| Jun 25, 2026 | 5.35 | 5.56 | 5.05 | 5.15 | 5.15 | -2.83% | 3,831,642 |
| Jun 24, 2026 | 5.30 | 5.60 | 5.25 | 5.30 | 5.30 | 0.38% | 3,303,484 |
| Jun 23, 2026 | 4.99 | 5.39 | 4.95 | 5.28 | 5.28 | 4.76% | 5,852,080 |
| Jun 22, 2026 | 4.99 | 5.17 | 4.94 | 5.04 | 5.04 | 2.86% | 3,039,599 |
| Jun 18, 2026 | 5.10 | 5.21 | 4.82 | 4.90 | 4.90 | -0.81% | 7,342,604 |