Annexon, Inc. (ANNX)
NASDAQ: ANNX · Real-Time Price · USD
6.00
-0.10 (-1.64%)
At close: Apr 28, 2026, 4:00 PM EDT
6.12
+0.12 (2.00%)
After-hours: Apr 28, 2026, 7:59 PM EDT
Annexon Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Apr 28, 2026 | 6.03 | 6.26 | 5.95 | 6.01 | 6.01 | -1.48% | 2,162,014 |
| Apr 27, 2026 | 5.82 | 6.17 | 5.82 | 6.10 | 6.10 | 3.74% | 3,089,463 |
| Apr 24, 2026 | 6.06 | 6.11 | 5.81 | 5.88 | 5.88 | -2.97% | 1,391,978 |
| Apr 23, 2026 | 6.19 | 6.42 | 6.05 | 6.06 | 6.06 | -3.19% | 2,084,148 |
| Apr 22, 2026 | 6.31 | 6.32 | 6.13 | 6.26 | 6.26 | 0.97% | 1,846,830 |
| Apr 21, 2026 | 6.39 | 6.39 | 6.11 | 6.20 | 6.20 | -3.58% | 1,693,582 |
| Apr 20, 2026 | 6.48 | 6.53 | 6.24 | 6.43 | 6.43 | -1.68% | 1,429,160 |
| Apr 17, 2026 | 6.41 | 6.62 | 6.35 | 6.54 | 6.54 | 3.32% | 2,998,489 |
| Apr 16, 2026 | 6.27 | 6.39 | 6.10 | 6.33 | 6.33 | -0.31% | 2,413,604 |
| Apr 15, 2026 | 5.93 | 6.44 | 5.91 | 6.35 | 6.35 | 9.48% | 4,337,945 |
| Apr 14, 2026 | 5.86 | 5.95 | 5.75 | 5.80 | 5.80 | -0.17% | 2,144,272 |
| Apr 13, 2026 | 5.87 | 6.08 | 5.79 | 5.81 | 5.81 | -0.68% | 1,506,874 |
| Apr 10, 2026 | 6.20 | 6.21 | 5.72 | 5.85 | 5.85 | -4.72% | 2,145,965 |
| Apr 9, 2026 | 5.99 | 6.20 | 5.99 | 6.14 | 6.14 | 1.49% | 1,280,703 |
| Apr 8, 2026 | 6.24 | 6.37 | 5.99 | 6.05 | 6.05 | 1.00% | 2,467,952 |
| Apr 7, 2026 | 5.69 | 6.01 | 5.46 | 5.99 | 5.99 | 3.28% | 2,244,933 |
| Apr 6, 2026 | 5.50 | 5.94 | 5.46 | 5.80 | 5.80 | 5.45% | 3,333,181 |
| Apr 2, 2026 | 5.26 | 5.65 | 5.13 | 5.50 | 5.50 | 2.61% | 3,329,224 |
| Apr 1, 2026 | 5.68 | 5.99 | 5.35 | 5.36 | 5.36 | -3.25% | 2,451,471 |
| Mar 31, 2026 | 5.64 | 6.10 | 5.24 | 5.54 | 5.54 | 11.69% | 4,906,319 |
| Mar 30, 2026 | 5.01 | 5.14 | 4.86 | 4.96 | 4.96 | -0.80% | 2,293,632 |
| Mar 27, 2026 | 5.19 | 5.32 | 5.00 | 5.00 | 5.00 | -4.76% | 1,743,029 |
| Mar 26, 2026 | 5.23 | 5.33 | 5.01 | 5.25 | 5.25 | -2.14% | 2,848,811 |
| Mar 25, 2026 | 5.12 | 5.52 | 5.09 | 5.37 | 5.37 | 7.30% | 2,173,573 |
| Mar 24, 2026 | 5.25 | 5.30 | 4.95 | 5.00 | 5.00 | -6.89% | 2,701,743 |
| Mar 23, 2026 | 5.11 | 5.48 | 5.11 | 5.37 | 5.37 | 5.09% | 2,006,634 |
| Mar 20, 2026 | 5.45 | 5.62 | 5.06 | 5.11 | 5.11 | -6.92% | 9,672,662 |
| Mar 19, 2026 | 5.39 | 5.62 | 5.30 | 5.49 | 5.49 | 1.29% | 2,721,305 |
| Mar 18, 2026 | 5.63 | 5.68 | 5.38 | 5.42 | 5.42 | -3.39% | 2,807,638 |
| Mar 17, 2026 | 5.71 | 5.80 | 5.57 | 5.61 | 5.61 | -1.92% | 1,887,492 |
| Mar 16, 2026 | 5.76 | 5.94 | 5.63 | 5.72 | 5.72 | 1.06% | 3,375,374 |
| Mar 13, 2026 | 5.62 | 5.88 | 5.58 | 5.66 | 5.66 | 4.04% | 1,597,418 |
| Mar 12, 2026 | 5.77 | 5.95 | 5.43 | 5.44 | 5.44 | -9.78% | 2,462,042 |
| Mar 11, 2026 | 6.08 | 6.29 | 5.88 | 6.03 | 6.03 | -0.82% | 1,337,692 |
| Mar 10, 2026 | 5.67 | 6.20 | 5.67 | 6.08 | 6.08 | 8.77% | 2,174,217 |
| Mar 9, 2026 | 5.02 | 5.63 | 5.02 | 5.59 | 5.59 | 8.33% | 2,107,160 |
| Mar 6, 2026 | 5.26 | 5.38 | 5.01 | 5.16 | 5.16 | -4.97% | 1,791,962 |
| Mar 5, 2026 | 5.48 | 5.60 | 5.37 | 5.43 | 5.43 | -2.86% | 3,158,909 |
| Mar 4, 2026 | 5.46 | 5.64 | 5.37 | 5.59 | 5.59 | 2.95% | 3,204,544 |
| Mar 3, 2026 | 5.29 | 5.54 | 5.12 | 5.43 | 5.43 | -1.63% | 6,159,117 |
| Mar 2, 2026 | 5.57 | 5.73 | 5.32 | 5.52 | 5.52 | -1.43% | 3,051,641 |
| Feb 27, 2026 | 5.31 | 5.64 | 5.25 | 5.60 | 5.60 | 4.09% | 4,679,530 |
| Feb 26, 2026 | 5.12 | 5.43 | 4.96 | 5.38 | 5.38 | 5.70% | 4,148,350 |
| Feb 25, 2026 | 5.03 | 5.21 | 4.97 | 5.09 | 5.09 | 2.62% | 2,835,489 |
| Feb 24, 2026 | 4.93 | 5.06 | 4.89 | 4.96 | 4.96 | 1.43% | 2,674,698 |
| Feb 23, 2026 | 4.89 | 5.08 | 4.78 | 4.89 | 4.89 | -0.20% | 1,597,695 |
| Feb 20, 2026 | 5.05 | 5.11 | 4.86 | 4.90 | 4.90 | -3.92% | 1,749,101 |
| Feb 19, 2026 | 5.15 | 5.19 | 5.00 | 5.10 | 5.10 | 0.79% | 1,406,317 |
| Feb 18, 2026 | 4.98 | 5.18 | 4.93 | 5.06 | 5.06 | 0.40% | 1,858,213 |
| Feb 17, 2026 | 4.89 | 5.11 | 4.79 | 5.04 | 5.04 | 3.07% | 2,090,401 |
| Feb 13, 2026 | 5.22 | 5.37 | 4.87 | 4.89 | 4.89 | -5.78% | 1,903,991 |
| Feb 12, 2026 | 5.25 | 5.44 | 5.13 | 5.19 | 5.19 | -0.95% | 2,216,032 |
| Feb 11, 2026 | 5.66 | 5.75 | 5.09 | 5.24 | 5.24 | -6.60% | 2,488,978 |
| Feb 10, 2026 | 5.70 | 5.79 | 5.57 | 5.61 | 5.61 | -0.36% | 3,347,432 |
| Feb 9, 2026 | 5.71 | 5.71 | 5.46 | 5.63 | 5.63 | -1.75% | 1,716,658 |
| Feb 6, 2026 | 5.79 | 5.86 | 5.58 | 5.73 | 5.73 | 1.78% | 2,060,577 |
| Feb 5, 2026 | 5.93 | 6.21 | 5.43 | 5.63 | 5.63 | -6.79% | 2,384,619 |
| Feb 4, 2026 | 6.42 | 6.52 | 5.90 | 6.04 | 6.04 | -6.79% | 1,884,601 |
| Feb 3, 2026 | 6.36 | 6.59 | 6.30 | 6.48 | 6.48 | 1.57% | 1,435,503 |
| Feb 2, 2026 | 6.13 | 6.55 | 6.10 | 6.38 | 6.38 | 2.24% | 1,572,041 |
| Jan 30, 2026 | 6.65 | 6.84 | 6.16 | 6.24 | 6.24 | -4.29% | 1,841,321 |
| Jan 29, 2026 | 6.41 | 6.55 | 6.30 | 6.52 | 6.52 | 3.66% | 1,287,889 |
| Jan 28, 2026 | 6.63 | 6.63 | 6.26 | 6.29 | 6.29 | -4.26% | 3,741,702 |
| Jan 27, 2026 | 6.66 | 6.82 | 6.49 | 6.57 | 6.57 | -1.35% | 2,449,810 |
| Jan 26, 2026 | 6.70 | 6.75 | 6.42 | 6.66 | 6.66 | -1.77% | 1,714,446 |
| Jan 23, 2026 | 6.98 | 7.18 | 6.76 | 6.78 | 6.78 | -2.59% | 2,337,070 |
| Jan 22, 2026 | 6.87 | 7.06 | 6.86 | 6.96 | 6.96 | 1.61% | 2,780,332 |
| Jan 21, 2026 | 6.17 | 6.88 | 6.17 | 6.85 | 6.85 | 11.20% | 2,997,429 |
| Jan 20, 2026 | 6.06 | 6.19 | 5.85 | 6.16 | 6.16 | 1.48% | 1,949,797 |
| Jan 16, 2026 | 6.20 | 6.28 | 6.05 | 6.07 | 6.07 | -1.46% | 1,616,892 |
| Jan 15, 2026 | 6.69 | 6.76 | 6.15 | 6.16 | 6.16 | -7.78% | 2,970,185 |
| Jan 14, 2026 | 6.20 | 6.83 | 6.00 | 6.68 | 6.68 | 7.92% | 4,643,926 |
| Jan 13, 2026 | 5.53 | 6.30 | 5.50 | 6.19 | 6.19 | 11.33% | 2,793,922 |
| Jan 12, 2026 | 5.25 | 5.57 | 5.12 | 5.56 | 5.56 | 5.90% | 1,816,350 |
| Jan 9, 2026 | 5.38 | 5.54 | 5.22 | 5.25 | 5.25 | -0.76% | 1,870,725 |
| Jan 8, 2026 | 5.52 | 5.54 | 5.26 | 5.29 | 5.29 | -4.34% | 2,428,721 |
| Jan 7, 2026 | 5.10 | 5.73 | 5.10 | 5.53 | 5.53 | 8.43% | 3,142,227 |
| Jan 6, 2026 | 5.17 | 5.17 | 4.95 | 5.10 | 5.10 | -2.30% | 3,203,744 |
| Jan 5, 2026 | 4.74 | 5.23 | 4.55 | 5.22 | 5.22 | 11.30% | 5,408,612 |
| Jan 2, 2026 | 5.10 | 5.16 | 4.65 | 4.69 | 4.69 | -6.57% | 2,102,617 |
| Dec 31, 2025 | 5.04 | 5.12 | 4.95 | 5.02 | 5.02 | -0.40% | 2,107,909 |
| Dec 30, 2025 | 5.02 | 5.18 | 4.95 | 5.04 | 5.04 | 0.80% | 1,934,723 |
| Dec 29, 2025 | 5.04 | 5.18 | 4.99 | 5.00 | 5.00 | -2.15% | 1,355,691 |
| Dec 26, 2025 | 5.16 | 5.27 | 4.94 | 5.11 | 5.11 | -1.35% | 1,670,270 |
| Dec 24, 2025 | 5.15 | 5.29 | 5.11 | 5.18 | 5.18 | 1.37% | 955,878 |
| Dec 23, 2025 | 5.32 | 5.32 | 5.04 | 5.11 | 5.11 | -1.54% | 2,169,793 |
| Dec 22, 2025 | 5.18 | 5.48 | 5.11 | 5.19 | 5.19 | 0.39% | 2,401,978 |
| Dec 19, 2025 | 4.86 | 5.42 | 4.85 | 5.17 | 5.17 | 7.26% | 10,460,487 |
| Dec 18, 2025 | 4.99 | 5.11 | 4.81 | 4.82 | 4.82 | -1.63% | 2,705,162 |
| Dec 17, 2025 | 4.82 | 4.98 | 4.81 | 4.90 | 4.90 | 2.08% | 1,810,596 |
| Dec 16, 2025 | 4.91 | 5.01 | 4.75 | 4.80 | 4.80 | -2.24% | 2,618,717 |
| Dec 15, 2025 | 4.99 | 5.07 | 4.80 | 4.91 | 4.91 | -1.21% | 3,344,242 |
| Dec 12, 2025 | 5.03 | 5.34 | 4.95 | 4.97 | 4.97 | -1.39% | 5,562,697 |
| Dec 11, 2025 | 4.91 | 5.13 | 4.89 | 5.04 | 5.04 | 2.86% | 3,393,146 |
| Dec 10, 2025 | 4.85 | 5.00 | 4.84 | 4.90 | 4.90 | 0.82% | 1,666,824 |
| Dec 9, 2025 | 4.87 | 4.98 | 4.79 | 4.86 | 4.86 | - | 2,274,952 |
| Dec 8, 2025 | 4.72 | 5.00 | 4.71 | 4.86 | 4.86 | 5.42% | 2,433,500 |
| Dec 5, 2025 | 4.48 | 4.74 | 4.48 | 4.61 | 4.61 | 2.67% | 1,944,309 |
| Dec 4, 2025 | 4.45 | 4.55 | 4.25 | 4.49 | 4.49 | 4.91% | 2,489,315 |
| Dec 3, 2025 | 4.10 | 4.31 | 4.08 | 4.28 | 4.28 | 5.42% | 1,777,202 |