Annexon, Inc. (ANNX)
NASDAQ: ANNX · Real-Time Price · USD
4.960
-0.250 (-4.80%)
May 18, 2026, 4:00 PM EDT - Market closed
Annexon Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| May 18, 2026 | 5.20 | 5.35 | 4.91 | 4.96 | 4.96 | -4.80% | 3,278,467 |
| May 15, 2026 | 5.25 | 5.37 | 5.06 | 5.21 | 5.21 | -2.98% | 1,850,635 |
| May 14, 2026 | 5.45 | 5.53 | 5.33 | 5.37 | 5.37 | -1.47% | 1,588,011 |
| May 13, 2026 | 5.47 | 5.59 | 5.34 | 5.45 | 5.45 | 0.18% | 2,253,576 |
| May 12, 2026 | 5.62 | 5.62 | 5.44 | 5.44 | 5.44 | -4.23% | 1,189,659 |
| May 11, 2026 | 5.78 | 5.93 | 5.59 | 5.68 | 5.68 | -0.18% | 2,275,203 |
| May 8, 2026 | 5.62 | 6.03 | 5.56 | 5.69 | 5.69 | 3.08% | 2,011,729 |
| May 7, 2026 | 5.68 | 5.71 | 5.28 | 5.52 | 5.52 | -3.16% | 2,357,572 |
| May 6, 2026 | 5.80 | 5.82 | 5.65 | 5.70 | 5.70 | -0.35% | 1,351,458 |
| May 5, 2026 | 5.78 | 5.88 | 5.64 | 5.72 | 5.72 | 0.53% | 1,917,644 |
| May 4, 2026 | 5.68 | 5.92 | 5.62 | 5.69 | 5.69 | -1.04% | 2,335,682 |
| May 1, 2026 | 5.85 | 5.96 | 5.73 | 5.75 | 5.75 | -2.04% | 1,233,969 |
| Apr 30, 2026 | 5.93 | 6.01 | 5.83 | 5.87 | 5.87 | -0.34% | 2,174,817 |
| Apr 29, 2026 | 5.98 | 6.07 | 5.78 | 5.89 | 5.89 | -1.83% | 2,572,013 |
| Apr 28, 2026 | 6.03 | 6.26 | 5.95 | 6.00 | 6.00 | -1.64% | 2,164,086 |
| Apr 27, 2026 | 5.82 | 6.17 | 5.82 | 6.10 | 6.10 | 3.74% | 3,090,492 |
| Apr 24, 2026 | 6.06 | 6.11 | 5.81 | 5.88 | 5.88 | -2.97% | 1,393,813 |
| Apr 23, 2026 | 6.19 | 6.42 | 6.05 | 6.06 | 6.06 | -3.19% | 2,087,383 |
| Apr 22, 2026 | 6.31 | 6.32 | 6.13 | 6.26 | 6.26 | 0.97% | 1,848,202 |
| Apr 21, 2026 | 6.39 | 6.39 | 6.11 | 6.20 | 6.20 | -3.58% | 1,695,151 |
| Apr 20, 2026 | 6.48 | 6.53 | 6.24 | 6.43 | 6.43 | -1.68% | 1,429,294 |
| Apr 17, 2026 | 6.41 | 6.62 | 6.35 | 6.54 | 6.54 | 3.32% | 3,001,191 |
| Apr 16, 2026 | 6.27 | 6.39 | 6.10 | 6.33 | 6.33 | -0.31% | 2,413,689 |
| Apr 15, 2026 | 5.93 | 6.44 | 5.91 | 6.35 | 6.35 | 9.48% | 4,342,086 |
| Apr 14, 2026 | 5.86 | 5.95 | 5.75 | 5.80 | 5.80 | -0.17% | 2,146,586 |
| Apr 13, 2026 | 5.87 | 6.08 | 5.79 | 5.81 | 5.81 | -0.68% | 1,509,788 |
| Apr 10, 2026 | 6.20 | 6.21 | 5.72 | 5.85 | 5.85 | -4.72% | 2,146,122 |
| Apr 9, 2026 | 5.99 | 6.20 | 5.99 | 6.14 | 6.14 | 1.49% | 1,280,705 |
| Apr 8, 2026 | 6.24 | 6.37 | 5.99 | 6.05 | 6.05 | 1.00% | 2,468,282 |
| Apr 7, 2026 | 5.69 | 6.01 | 5.46 | 5.99 | 5.99 | 3.28% | 2,247,279 |
| Apr 6, 2026 | 5.50 | 5.94 | 5.46 | 5.80 | 5.80 | 5.45% | 3,338,034 |
| Apr 2, 2026 | 5.26 | 5.65 | 5.13 | 5.50 | 5.50 | 2.61% | 3,331,285 |
| Apr 1, 2026 | 5.68 | 5.99 | 5.35 | 5.36 | 5.36 | -3.25% | 2,451,572 |
| Mar 31, 2026 | 5.64 | 6.10 | 5.24 | 5.54 | 5.54 | 11.69% | 4,932,583 |
| Mar 30, 2026 | 5.01 | 5.14 | 4.86 | 4.96 | 4.96 | -0.80% | 2,294,244 |
| Mar 27, 2026 | 5.19 | 5.32 | 5.00 | 5.00 | 5.00 | -4.76% | 1,751,838 |
| Mar 26, 2026 | 5.23 | 5.33 | 5.01 | 5.25 | 5.25 | -2.14% | 2,851,124 |
| Mar 25, 2026 | 5.12 | 5.52 | 5.09 | 5.37 | 5.37 | 7.30% | 2,173,578 |
| Mar 24, 2026 | 5.25 | 5.30 | 4.95 | 5.00 | 5.00 | -6.89% | 2,714,799 |
| Mar 23, 2026 | 5.11 | 5.48 | 5.11 | 5.37 | 5.37 | 5.09% | 2,008,027 |
| Mar 20, 2026 | 5.45 | 5.62 | 5.06 | 5.11 | 5.11 | -6.92% | 10,013,180 |
| Mar 19, 2026 | 5.39 | 5.62 | 5.30 | 5.49 | 5.49 | 1.29% | 2,741,087 |
| Mar 18, 2026 | 5.63 | 5.68 | 5.38 | 5.42 | 5.42 | -3.39% | 2,807,943 |
| Mar 17, 2026 | 5.71 | 5.80 | 5.57 | 5.61 | 5.61 | -1.92% | 1,887,574 |
| Mar 16, 2026 | 5.76 | 5.94 | 5.63 | 5.72 | 5.72 | 1.06% | 3,419,498 |
| Mar 13, 2026 | 5.62 | 5.88 | 5.58 | 5.66 | 5.66 | 4.04% | 1,598,433 |
| Mar 12, 2026 | 5.77 | 5.95 | 5.43 | 5.44 | 5.44 | -9.78% | 2,463,170 |
| Mar 11, 2026 | 6.08 | 6.29 | 5.88 | 6.03 | 6.03 | -0.82% | 1,338,872 |
| Mar 10, 2026 | 5.67 | 6.20 | 5.67 | 6.08 | 6.08 | 8.77% | 2,222,592 |
| Mar 9, 2026 | 5.02 | 5.63 | 5.02 | 5.59 | 5.59 | 8.33% | 2,107,270 |