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US · ANNX

Annexon, Inc.

Sector
Healthcare · Biotechnology
Headquarters
Brisbane, CA 94005

Price · as of 2026-09-03

$4.84

Market cap 879.83M

Price history

Weekly OHLC price history for ANNX, USD per share
WeekOpenHighLowCloseVolume
Jul 20, 2020 – Jul 24, 2020$17.40$19.00$16.59$17.76
Jul 27, 2020 – Jul 31, 2020$16.86$19.65$15.33$18.230
Aug 3, 2020 – Aug 7, 2020$18.05$26.90$18.05$21.740
Aug 10, 2020 – Aug 14, 2020$21.24$29.71$21.24$26.170
Aug 17, 2020 – Aug 21, 2020$25.59$28.99$22.75$24.600
Aug 24, 2020 – Aug 28, 2020$24.33$25.54$23.01$24.270
Aug 31, 2020 – Sep 4, 2020$25.42$27.00$23.30$25.090
Sep 7, 2020 – Sep 11, 2020$25.12$28.96$24.51$24.800
Sep 14, 2020 – Sep 18, 2020$25.00$25.64$21.21$22.500
Sep 21, 2020 – Sep 25, 2020$22.07$24.95$21.71$23.000
Sep 28, 2020 – Oct 2, 2020$23.10$31.84$22.38$26.970
Oct 5, 2020 – Oct 9, 2020$27.21$29.49$26.03$27.880
Oct 12, 2020 – Oct 16, 2020$28.16$31.50$27.51$30.320
Oct 19, 2020 – Oct 23, 2020$30.76$30.91$23.90$24.440
Oct 26, 2020 – Oct 30, 2020$24.25$25.72$20.57$20.810
Nov 2, 2020 – Nov 6, 2020$21.27$24.99$20.70$23.410
Nov 9, 2020 – Nov 13, 2020$24.17$24.37$21.65$22.860
Nov 16, 2020 – Nov 20, 2020$23.31$25.45$22.00$24.950
Nov 23, 2020 – Nov 27, 2020$25.50$25.98$24.58$25.130
Nov 30, 2020 – Dec 4, 2020$25.24$25.83$23.76$25.150
Dec 7, 2020 – Dec 11, 2020$25.34$25.98$23.86$24.830
Dec 14, 2020 – Dec 18, 2020$25.24$31.00$24.56$28.980
Dec 21, 2020 – Dec 24, 2020$28.32$31.94$24.87$29.980
Dec 28, 2020 – Dec 31, 2020$30.14$30.32$23.50$25.030
Jan 4, 2021 – Jan 8, 2021$25.03$25.03$21.75$22.310
Jan 11, 2021 – Jan 15, 2021$22.36$27.75$21.62$27.450
Jan 18, 2021 – Jan 22, 2021$27.42$28.49$24.60$27.020
Jan 25, 2021 – Jan 29, 2021$26.76$27.00$21.83$22.000
Feb 1, 2021 – Feb 5, 2021$22.00$25.39$21.55$24.340
Feb 8, 2021 – Feb 12, 2021$23.98$30.98$23.98$27.800
Feb 15, 2021 – Feb 19, 2021$27.86$32.00$26.01$30.120
Feb 22, 2021 – Feb 26, 2021$30.56$38.01$27.67$29.110
Mar 1, 2021 – Mar 5, 2021$30.02$32.20$27.01$31.010
Mar 8, 2021 – Mar 12, 2021$31.37$35.32$28.65$33.890
Mar 15, 2021 – Mar 19, 2021$33.50$35.99$29.30$29.830
Mar 22, 2021 – Mar 26, 2021$30.57$30.94$26.59$27.500
Mar 29, 2021 – Apr 1, 2021$27.00$28.36$23.63$27.480
Apr 5, 2021 – Apr 9, 2021$27.76$27.99$24.01$24.930
Apr 12, 2021 – Apr 16, 2021$24.78$25.60$22.36$23.420
Apr 19, 2021 – Apr 23, 2021$23.14$23.35$20.52$21.080
Apr 26, 2021 – Apr 30, 2021$21.28$21.59$19.54$19.930
May 3, 2021 – May 7, 2021$19.96$20.63$18.67$19.930
May 10, 2021 – May 14, 2021$19.96$21.50$17.27$20.530
May 17, 2021 – May 21, 2021$20.21$22.50$19.56$22.430
May 24, 2021 – May 28, 2021$22.06$23.42$20.32$21.120
May 31, 2021 – Jun 4, 2021$21.16$22.06$20.21$21.510
Jun 7, 2021 – Jun 11, 2021$21.60$23.96$21.60$23.850
Jun 14, 2021 – Jun 18, 2021$23.96$24.19$22.43$23.950
Jun 21, 2021 – Jun 25, 2021$24.02$24.85$22.76$23.940
Jun 28, 2021 – Jul 2, 2021$23.98$24.38$21.80$23.330
Jul 5, 2021 – Jul 9, 2021$23.50$23.71$22.40$23.270
Jul 12, 2021 – Jul 16, 2021$23.15$23.61$21.80$22.990
Jul 19, 2021 – Jul 23, 2021$22.62$23.81$20.68$21.000
Jul 26, 2021 – Jul 30, 2021$21.05$22.43$19.83$21.060
Aug 2, 2021 – Aug 6, 2021$21.28$22.12$20.25$20.680
Aug 9, 2021 – Aug 13, 2021$20.56$21.79$19.35$19.400
Aug 16, 2021 – Aug 20, 2021$19.38$19.55$15.52$16.750
Aug 23, 2021 – Aug 27, 2021$17.05$17.93$16.24$16.500
Aug 30, 2021 – Sep 3, 2021$16.60$17.37$15.83$17.150
Sep 6, 2021 – Sep 10, 2021$17.11$18.89$16.52$18.850
Sep 13, 2021 – Sep 17, 2021$18.86$23.61$17.75$22.170
Sep 20, 2021 – Sep 24, 2021$21.79$22.49$20.59$20.950
Sep 27, 2021 – Oct 1, 2021$21.07$22.49$17.01$18.740
Oct 4, 2021 – Oct 8, 2021$18.69$20.55$18.07$20.180
Oct 11, 2021 – Oct 15, 2021$20.41$22.33$19.62$22.000
Oct 18, 2021 – Oct 22, 2021$21.66$21.87$16.69$18.490
Oct 25, 2021 – Oct 29, 2021$18.50$18.83$16.16$16.310
Nov 1, 2021 – Nov 5, 2021$16.58$18.06$14.73$15.510
Nov 8, 2021 – Nov 12, 2021$15.65$17.08$15.62$16.450
Nov 15, 2021 – Nov 19, 2021$16.50$16.54$13.80$14.150
Nov 22, 2021 – Nov 26, 2021$14.28$14.87$13.03$13.700
Nov 29, 2021 – Dec 3, 2021$14.09$16.92$13.90$15.750
Dec 6, 2021 – Dec 10, 2021$15.77$17.29$15.22$15.770
Dec 13, 2021 – Dec 17, 2021$15.72$17.00$12.23$13.030
Dec 20, 2021 – Dec 23, 2021$13.03$13.67$11.80$12.840
Dec 27, 2021 – Dec 31, 2021$12.68$12.91$11.34$11.490
Jan 3, 2022 – Jan 7, 2022$11.56$11.95$6.84$8.310
Jan 10, 2022 – Jan 14, 2022$8.25$9.44$7.86$8.580
Jan 17, 2022 – Jan 21, 2022$8.20$8.49$7.24$7.500
Jan 24, 2022 – Jan 28, 2022$7.34$8.37$6.90$7.530
Jan 31, 2022 – Feb 4, 2022$7.36$8.43$7.13$7.600
Feb 7, 2022 – Feb 11, 2022$7.62$8.20$6.86$6.940
Feb 14, 2022 – Feb 18, 2022$6.91$7.09$5.96$6.140
Feb 21, 2022 – Feb 25, 2022$6.02$6.34$5.04$5.140
Feb 28, 2022 – Mar 4, 2022$5.14$5.28$4.17$4.320
Mar 7, 2022 – Mar 11, 2022$4.33$4.87$4.18$4.430
Mar 14, 2022 – Mar 18, 2022$4.41$4.54$3.49$3.770
Mar 21, 2022 – Mar 25, 2022$3.79$3.79$3.22$3.260
Mar 28, 2022 – Apr 1, 2022$3.28$3.32$2.65$2.660
Apr 4, 2022 – Apr 8, 2022$2.64$3.11$2.49$2.590
Apr 11, 2022 – Apr 14, 2022$2.53$2.74$2.16$2.170
Apr 18, 2022 – Apr 22, 2022$2.20$2.76$2.06$2.530
Apr 25, 2022 – Apr 29, 2022$2.51$2.74$2.38$2.550
May 2, 2022 – May 6, 2022$2.53$2.79$2.49$2.600
May 9, 2022 – May 13, 2022$2.55$3.58$2.46$3.250
May 16, 2022 – May 20, 2022$3.25$3.49$3.13$3.390
May 23, 2022 – May 27, 2022$3.41$3.41$2.92$3.270
May 30, 2022 – Jun 3, 2022$3.28$3.40$2.89$3.380
Jun 6, 2022 – Jun 10, 2022$3.39$4.15$3.20$3.450
Jun 13, 2022 – Jun 17, 2022$3.34$3.45$2.97$3.000
Jun 20, 2022 – Jun 24, 2022$3.06$4.05$3.00$3.850
Jun 27, 2022 – Jul 1, 2022$3.82$4.15$3.58$3.890
Jul 4, 2022 – Jul 8, 2022$3.84$4.98$3.75$4.540
Jul 11, 2022 – Jul 15, 2022$4.35$4.85$3.88$4.840
Jul 18, 2022 – Jul 22, 2022$4.87$5.37$4.81$5.010
Jul 25, 2022 – Jul 29, 2022$5.01$5.37$4.76$5.010
Aug 1, 2022 – Aug 5, 2022$5.01$5.26$4.45$5.220
Aug 8, 2022 – Aug 12, 2022$5.24$6.21$5.01$6.120
Aug 15, 2022 – Aug 19, 2022$6.20$6.27$5.33$5.480
Aug 22, 2022 – Aug 26, 2022$5.34$5.59$5.00$5.460
Aug 29, 2022 – Sep 2, 2022$5.33$5.92$5.08$5.820
Sep 5, 2022 – Sep 9, 2022$5.93$6.63$5.60$6.450
Sep 12, 2022 – Sep 16, 2022$6.50$6.72$5.75$6.360
Sep 19, 2022 – Sep 23, 2022$6.26$6.90$5.76$5.990
Sep 26, 2022 – Sep 30, 2022$5.87$6.29$5.71$6.180
Oct 3, 2022 – Oct 7, 2022$6.28$6.74$6.01$6.290
Oct 10, 2022 – Oct 14, 2022$6.36$6.36$5.37$5.370
Oct 17, 2022 – Oct 21, 2022$5.45$5.92$4.94$5.070
Oct 24, 2022 – Oct 28, 2022$5.12$5.55$4.72$4.900
Oct 31, 2022 – Nov 4, 2022$4.78$4.95$4.48$4.610
Nov 7, 2022 – Nov 11, 2022$4.66$5.91$4.42$5.900
Nov 14, 2022 – Nov 18, 2022$5.90$6.23$5.52$5.640
Nov 21, 2022 – Nov 25, 2022$5.64$5.99$5.37$5.850
Nov 28, 2022 – Dec 2, 2022$5.82$6.06$5.24$5.360
Dec 5, 2022 – Dec 9, 2022$5.27$6.16$5.10$5.380
Dec 12, 2022 – Dec 16, 2022$5.35$5.74$5.12$5.710
Dec 19, 2022 – Dec 23, 2022$5.64$5.99$5.22$5.450
Dec 26, 2022 – Dec 30, 2022$5.40$5.60$4.52$5.170
Jan 2, 2023 – Jan 6, 2023$5.18$5.23$4.22$4.780
Jan 9, 2023 – Jan 13, 2023$4.91$6.94$4.46$6.840
Jan 16, 2023 – Jan 20, 2023$6.81$7.30$6.50$6.910
Jan 23, 2023 – Jan 27, 2023$7.03$7.65$6.79$7.460
Jan 30, 2023 – Feb 3, 2023$7.46$7.53$6.77$7.100
Feb 6, 2023 – Feb 10, 2023$7.14$7.49$6.40$6.670
Feb 13, 2023 – Feb 17, 2023$6.70$6.94$5.76$5.950
Feb 20, 2023 – Feb 24, 2023$5.90$5.94$5.20$5.390
Feb 27, 2023 – Mar 3, 2023$5.44$5.47$4.68$4.730
Mar 6, 2023 – Mar 10, 2023$4.69$5.25$4.30$4.350
Mar 13, 2023 – Mar 17, 2023$4.48$4.88$4.00$4.070
Mar 20, 2023 – Mar 24, 2023$4.07$4.25$3.64$3.830
Mar 27, 2023 – Mar 31, 2023$3.88$4.09$3.75$3.850
Apr 3, 2023 – Apr 6, 2023$3.83$4.38$3.75$4.220
Apr 10, 2023 – Apr 14, 2023$4.22$5.00$4.18$4.840
Apr 17, 2023 – Apr 21, 2023$4.90$5.63$4.67$5.610
Apr 24, 2023 – Apr 28, 2023$5.65$5.84$5.21$5.310
May 1, 2023 – May 5, 2023$5.26$5.51$4.72$5.270
May 8, 2023 – May 12, 2023$5.26$5.83$4.93$5.460
May 15, 2023 – May 19, 2023$5.47$6.67$5.47$5.900
May 22, 2023 – May 26, 2023$6.02$6.12$2.07$2.850
May 29, 2023 – Jun 2, 2023$2.75$3.24$2.50$2.980
Jun 5, 2023 – Jun 9, 2023$3.02$3.40$2.79$2.810
Jun 12, 2023 – Jun 16, 2023$2.83$3.31$2.79$3.000
Jun 19, 2023 – Jun 23, 2023$2.99$3.78$2.99$3.480
Jun 26, 2023 – Jun 30, 2023$3.48$3.67$3.08$3.520
Jul 3, 2023 – Jul 7, 2023$3.52$3.66$3.24$3.520
Jul 10, 2023 – Jul 14, 2023$3.52$3.98$3.50$3.680
Jul 17, 2023 – Jul 21, 2023$3.75$3.90$3.27$3.280
Jul 24, 2023 – Jul 28, 2023$3.27$3.50$3.10$3.210
Jul 31, 2023 – Aug 4, 2023$3.32$3.66$3.28$3.380
Aug 7, 2023 – Aug 11, 2023$3.40$3.53$3.14$3.310
Aug 14, 2023 – Aug 18, 2023$3.28$3.28$2.73$2.930
Aug 21, 2023 – Aug 25, 2023$2.95$3.06$2.76$2.790
Aug 28, 2023 – Sep 1, 2023$2.85$3.00$2.73$2.910
Sep 4, 2023 – Sep 8, 2023$2.89$2.91$2.25$2.370
Sep 11, 2023 – Sep 15, 2023$2.39$2.54$2.11$2.530
Sep 18, 2023 – Sep 22, 2023$2.49$2.79$2.31$2.410
Sep 25, 2023 – Sep 29, 2023$2.34$2.62$2.22$2.360
Oct 2, 2023 – Oct 6, 2023$2.33$2.33$1.90$2.020
Oct 9, 2023 – Oct 13, 2023$1.97$2.21$1.61$1.630
Oct 16, 2023 – Oct 20, 2023$1.68$2.02$1.57$1.770
Oct 23, 2023 – Oct 27, 2023$1.69$2.32$1.67$2.080
Oct 30, 2023 – Nov 3, 2023$2.25$2.62$2.14$2.590
Nov 6, 2023 – Nov 10, 2023$2.58$2.58$2.05$2.130
Nov 13, 2023 – Nov 17, 2023$2.13$2.70$2.10$2.600
Nov 20, 2023 – Nov 24, 2023$2.55$2.78$2.40$2.720
Nov 27, 2023 – Dec 1, 2023$2.70$2.81$2.33$2.340
Dec 4, 2023 – Dec 8, 2023$2.50$2.80$2.31$2.650
Dec 11, 2023 – Dec 15, 2023$2.63$2.91$2.27$2.790
Dec 18, 2023 – Dec 22, 2023$2.80$4.30$2.68$4.010
Dec 25, 2023 – Dec 29, 2023$4.01$5.15$3.89$4.540
Jan 1, 2024 – Jan 5, 2024$4.46$4.90$4.32$4.630
Jan 8, 2024 – Jan 12, 2024$4.65$4.95$4.05$4.200
Jan 15, 2024 – Jan 19, 2024$4.13$4.74$4.07$4.340
Jan 22, 2024 – Jan 26, 2024$4.36$4.96$4.22$4.500
Jan 29, 2024 – Feb 2, 2024$4.50$4.71$3.95$4.030
Feb 5, 2024 – Feb 9, 2024$3.94$5.87$3.86$5.440
Feb 12, 2024 – Feb 16, 2024$5.48$5.74$4.86$5.130
Feb 19, 2024 – Feb 23, 2024$5.15$6.00$4.71$5.250
Feb 26, 2024 – Mar 1, 2024$5.35$6.45$5.31$5.970
Mar 4, 2024 – Mar 8, 2024$6.40$6.50$4.72$4.970
Mar 11, 2024 – Mar 15, 2024$4.94$6.95$4.40$6.690
Mar 18, 2024 – Mar 22, 2024$6.94$7.61$5.66$6.800
Mar 25, 2024 – Mar 28, 2024$6.97$8.40$6.56$7.170
Apr 1, 2024 – Apr 5, 2024$7.10$7.31$6.03$6.190
Apr 8, 2024 – Apr 12, 2024$6.11$6.56$5.79$5.980
Apr 15, 2024 – Apr 19, 2024$5.99$5.99$4.28$4.560
Apr 22, 2024 – Apr 26, 2024$4.51$4.85$4.26$4.700
Apr 29, 2024 – May 3, 2024$4.76$5.06$4.45$4.880
May 6, 2024 – May 10, 2024$5.03$5.35$4.60$4.750
May 13, 2024 – May 17, 2024$4.95$5.18$4.20$4.330
May 20, 2024 – May 24, 2024$4.45$5.06$4.30$4.960
May 27, 2024 – May 31, 2024$5.04$5.39$4.62$4.830
Jun 3, 2024 – Jun 7, 2024$4.88$7.44$4.55$5.740
Jun 10, 2024 – Jun 14, 2024$5.70$6.48$5.23$5.620
Jun 17, 2024 – Jun 21, 2024$5.59$5.62$4.93$4.980
Jun 24, 2024 – Jun 28, 2024$5.00$5.10$4.45$4.900
Jul 1, 2024 – Jul 5, 2024$4.98$5.15$4.45$4.490
Jul 8, 2024 – Jul 12, 2024$4.53$6.34$4.50$6.080
Jul 15, 2024 – Jul 19, 2024$6.05$6.28$5.41$5.630
Jul 22, 2024 – Jul 26, 2024$5.65$6.45$5.46$6.240
Jul 29, 2024 – Aug 2, 2024$6.28$6.78$5.69$5.970
Aug 5, 2024 – Aug 9, 2024$5.29$5.83$5.22$5.480
Aug 12, 2024 – Aug 16, 2024$5.55$6.23$5.29$6.100
Aug 19, 2024 – Aug 23, 2024$6.12$6.30$5.68$5.890
Aug 26, 2024 – Aug 30, 2024$5.92$6.25$5.66$5.700
Sep 2, 2024 – Sep 6, 2024$5.61$6.00$5.31$5.750
Sep 9, 2024 – Sep 13, 2024$5.78$7.31$5.77$7.200
Sep 16, 2024 – Sep 20, 2024$7.25$7.29$6.88$7.030
Sep 23, 2024 – Sep 27, 2024$7.06$7.09$5.88$6.140
Sep 30, 2024 – Oct 4, 2024$6.08$6.65$5.74$6.290
Oct 7, 2024 – Oct 11, 2024$6.31$7.56$6.05$7.380
Oct 14, 2024 – Oct 18, 2024$7.37$7.85$7.25$7.480
Oct 21, 2024 – Oct 25, 2024$7.44$7.74$7.21$7.400
Oct 28, 2024 – Nov 1, 2024$7.53$7.64$7.19$7.280
Nov 4, 2024 – Nov 8, 2024$7.22$7.63$6.85$7.230
Nov 11, 2024 – Nov 15, 2024$7.26$7.29$6.02$6.120
Nov 18, 2024 – Nov 22, 2024$6.13$6.22$5.05$5.140
Nov 25, 2024 – Nov 29, 2024$5.14$5.50$5.05$5.390
Dec 2, 2024 – Dec 6, 2024$5.39$5.55$4.83$5.100
Dec 9, 2024 – Dec 13, 2024$5.08$5.16$4.40$4.440
Dec 16, 2024 – Dec 20, 2024$5.00$5.32$4.68$5.230
Dec 23, 2024 – Dec 27, 2024$5.22$5.36$5.00$5.190
Dec 30, 2024 – Jan 3, 2025$5.14$5.66$5.00$5.410
Jan 6, 2025 – Jan 10, 2025$5.41$5.41$4.53$4.830
Jan 13, 2025 – Jan 17, 2025$4.81$4.99$3.95$4.200
Jan 20, 2025 – Jan 24, 2025$4.24$4.36$3.95$4.130
Jan 27, 2025 – Jan 31, 2025$4.10$4.28$3.81$3.840
Feb 3, 2025 – Feb 7, 2025$3.75$3.82$3.43$3.440
Feb 10, 2025 – Feb 14, 2025$3.44$3.55$2.87$3.070
Feb 17, 2025 – Feb 21, 2025$3.06$3.17$2.64$2.810
Feb 24, 2025 – Feb 28, 2025$2.80$2.83$2.42$2.640
Mar 3, 2025 – Mar 7, 2025$2.64$2.83$2.30$2.760
Mar 10, 2025 – Mar 14, 2025$2.72$2.80$2.42$2.600
Mar 17, 2025 – Mar 21, 2025$3.15$3.51$2.33$2.400
Mar 24, 2025 – Mar 28, 2025$2.41$2.75$2.18$2.250
Mar 31, 2025 – Apr 4, 2025$2.18$2.20$1.66$1.690
Apr 7, 2025 – Apr 11, 2025$1.61$1.77$1.29$1.490
Apr 14, 2025 – Apr 17, 2025$1.55$1.68$1.40$1.460
Apr 21, 2025 – Apr 25, 2025$1.42$1.96$1.40$1.880
Apr 28, 2025 – May 2, 2025$1.88$2.01$1.79$1.970
May 5, 2025 – May 9, 2025$1.94$1.95$1.60$1.600
May 12, 2025 – May 16, 2025$1.72$2.05$1.67$2.010
May 19, 2025 – May 23, 2025$1.95$2.25$1.90$2.110
May 26, 2025 – May 30, 2025$2.15$2.21$1.92$2.040
Jun 2, 2025 – Jun 6, 2025$2.07$2.82$2.01$2.600
Jun 9, 2025 – Jun 13, 2025$2.64$2.81$2.41$2.490
Jun 16, 2025 – Jun 20, 2025$2.50$2.53$2.26$2.380
Jun 23, 2025 – Jun 27, 2025$2.38$2.53$2.25$2.410
Jun 30, 2025 – Jul 3, 2025$2.43$3.11$2.30$2.890
Jul 7, 2025 – Jul 11, 2025$2.84$2.97$1.85$2.580
Jul 14, 2025 – Jul 18, 2025$2.67$2.74$2.21$2.320
Jul 21, 2025 – Jul 25, 2025$2.35$2.68$2.31$2.510
Jul 28, 2025 – Aug 1, 2025$2.54$2.74$2.29$2.450
Aug 4, 2025 – Aug 8, 2025$2.52$2.62$2.31$2.360
Aug 11, 2025 – Aug 15, 2025$2.36$2.71$2.31$2.440
Aug 18, 2025 – Aug 22, 2025$2.47$2.57$2.07$2.310
Aug 25, 2025 – Aug 29, 2025$2.31$2.32$2.05$2.060
Sep 1, 2025 – Sep 5, 2025$2.06$2.25$2.03$2.170
Sep 8, 2025 – Sep 12, 2025$2.21$2.70$2.10$2.420
Sep 15, 2025 – Sep 19, 2025$2.43$2.89$2.32$2.860
Sep 22, 2025 – Sep 26, 2025$2.83$3.41$2.75$3.370
Sep 29, 2025 – Oct 3, 2025$3.38$3.43$2.91$3.190
Oct 6, 2025 – Oct 10, 2025$3.22$3.30$2.93$3.100
Oct 13, 2025 – Oct 17, 2025$3.12$3.36$2.86$3.150
Oct 20, 2025 – Oct 24, 2025$3.23$3.34$2.89$3.210
Oct 27, 2025 – Oct 31, 2025$3.26$3.60$2.89$3.160
Nov 3, 2025 – Nov 7, 2025$3.20$3.37$2.66$2.880
Nov 10, 2025 – Nov 14, 2025$2.92$3.03$2.54$2.710
Nov 17, 2025 – Nov 21, 2025$2.69$5.07$2.67$4.270
Nov 24, 2025 – Nov 28, 2025$4.45$4.70$4.26$4.500
Dec 1, 2025 – Dec 5, 2025$4.42$4.74$4.01$4.610
Dec 8, 2025 – Dec 12, 2025$4.72$5.34$4.71$4.970
Dec 15, 2025 – Dec 19, 2025$4.99$5.42$4.75$5.170
Dec 22, 2025 – Dec 26, 2025$5.18$5.48$4.94$5.110
Dec 29, 2025 – Jan 2, 2026$5.04$5.18$4.65$4.690
Jan 5, 2026 – Jan 9, 2026$4.74$5.73$4.55$5.250
Jan 12, 2026 – Jan 16, 2026$5.25$6.83$5.12$6.070
Jan 19, 2026 – Jan 23, 2026$6.06$7.18$5.85$6.780
Jan 26, 2026 – Jan 30, 2026$6.70$6.84$6.16$6.240
Feb 2, 2026 – Feb 6, 2026$6.13$6.59$5.43$5.730
Feb 9, 2026 – Feb 13, 2026$5.71$5.79$4.87$4.890
Feb 16, 2026 – Feb 20, 2026$4.89$5.19$4.79$4.900
Feb 23, 2026 – Feb 27, 2026$4.89$5.64$4.78$5.600
Mar 2, 2026 – Mar 6, 2026$5.57$5.73$5.01$5.160
Mar 9, 2026 – Mar 13, 2026$5.02$6.29$5.02$5.660
Mar 16, 2026 – Mar 20, 2026$5.76$5.94$5.06$5.110
Mar 23, 2026 – Mar 27, 2026$5.11$5.52$4.95$5.000
Mar 30, 2026 – Apr 2, 2026$5.01$6.10$4.86$5.500
Apr 6, 2026 – Apr 10, 2026$5.50$6.37$5.46$5.850
Apr 13, 2026 – Apr 17, 2026$5.87$6.62$5.75$6.540
Apr 20, 2026 – Apr 24, 2026$6.48$6.53$5.81$5.880
Apr 27, 2026 – May 1, 2026$5.82$6.26$5.73$5.750
May 4, 2026 – May 8, 2026$5.68$6.03$5.28$5.690
May 11, 2026 – May 15, 2026$5.78$5.93$5.06$5.210
May 18, 2026 – May 22, 2026$5.20$5.57$4.84$5.310
May 25, 2026 – May 29, 2026$5.41$5.64$5.24$5.420
Jun 1, 2026 – Jun 5, 2026$5.92$5.92$5.20$5.290
Jun 8, 2026 – Jun 12, 2026$5.39$5.46$4.59$4.710
Jun 15, 2026 – Jun 18, 2026$4.80$5.21$4.46$4.900
Jun 22, 2026 – Jun 26, 2026$4.99$5.60$4.93$5.480
Jun 29, 2026 – Jul 2, 2026$5.48$6.04$5.28$5.460
Jul 6, 2026 – Jul 10, 2026$5.43$6.51$5.39$5.800
Jul 13, 2026 – Jul 17, 2026$5.69$6.58$5.41$5.800
Jul 20, 2026 – Jul 24, 2026$5.78$5.92$4.96$5.220
Jul 27, 2026 – Jul 31, 2026$5.30$5.40$4.76$5.100
Aug 3, 2026 – Aug 7, 2026$5.07$5.70$4.89$5.410
Aug 10, 2026 – Aug 14, 2026$5.39$5.51$5.00$5.290
Aug 17, 2026 – Aug 21, 2026$5.26$5.59$5.02$5.070
Aug 24, 2026 – Aug 28, 2026$5.05$5.32$4.80$4.970
Aug 31, 2026 – Sep 3, 2026$4.99$5.08$4.76$4.840

Valuation

MetricValueUpside
IC Value
P/E-4.25
P/B4.15
P/S
EV/EBITDA-3.26
PEG-13.00
P/TBV4.15

Valuation history

Annual price overlaid with each model's fair value. Y-axis is log scale.

Annual price and model valuations for ANNX, USD per share
YearPriceAIICGraham-DoddGraham Formula
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020$33.89
2021$4.43
2022$4.35
2023$4.97
2024$2.76
2025$5.66

Historic valuation ratios

Pick a category, then toggle metrics to compare.

USD millions

Line items

    USD millions

    Line items

      USD millions

      Line items

        About Annexon, Inc.

        Annexon, Inc. is a biopharmaceutical company currently engaged in clinical trials, dedicated to the discovery and advancement of therapies for a variety of autoimmune, neurodegenerative, and ophthalmic conditions. Central to its approach is the C1q molecule, which initiates the classical complement pathway. The company targets this pathway to address specific disease mechanisms, such as those seen in antibody-mediated autoimmune disorders and complement-driven neurodegeneration. The company's developmental pipeline features several promising candidates. ANX005, a monoclonal antibody, is in advanced clinical testing, undergoing Phase II/III trials for Guillain-Barré syndrome, as well as Phase II trials for warm autoimmune hemolytic anemia, Huntington's disease, and amyotrophic lateral sclerosis. Another candidate, ANX009, is currently in Phase Ib studies for lupus nephritis. Additionally, ANX007 is progressing through Phase II clinical trials for the treatment of geographic atrophy, an eye disease. Further investigational assets include ANX105, a monoclonal antibody being developed for neurodegenerative indications, and ANX1502, an oral small molecule under investigation for specific autoimmune conditions. Annexon, Inc. was established in 2011 and operates from its headquarters in Brisbane, California.

        CEO
        Douglas E. Love
        Employees
        96
        Beta
        1.17

        Peer comparison

        Same-industry comparables, ranked by market cap.

        Scroll horizontally for additional metrics. Ticker column stays fixed.

        Peer comparison for ANNX: basic info, valuation models, ratios, profitability, leverage, growth, cash flow, dividends, enterprise value, and Altman Z-score.
        Basic InfoIC ValuationCore ValuationProfitabilityLeverage & LiquidityGrowthCash FlowDividendsEnterprise ValueRisk
        TickerCompany NamePriceMarket CapValueUpsideP/EP/BP/SEV/EBITDAPEGP/TBVGross MarginOperating MarginNet MarginROEROICROADebt/EquityInterest CoverageCurrent RatioQuick RatioNet Debt/EBITDAEPS GrowthSales GrowthFCF GrowthFCF YieldOp Cash Flow RatioCash ROICDividend YieldDividend PayoutShareholder YieldEV/EBITEV/FCFEV/SalesAltman Z-Score
        ANNXAnnexon, Inc.$5.41879.83M-4.254.15-3.26-13.004.150.00%0.00%0.00%-81.90%-4525.45%-65.86%0.125.685.590.6732.67%58.02%-21.24%-4.37-3899.90%0.21%-0.90%13.35%-3.08-3.571.65
        ACIUAC Immune S.A.$2.29233.06M$25.96+1,033%-3.655.4668.65-2.34-9.79-44.29100.00%-1927.32%-1971.65%-85.60%153.32%-34.92%0.10-360.541.020.970.3337.25%-86.92%-202.67%-27.32%-0.70149.19%0.00%0.00%0.00%-2.30-2.3644.31-4.07
        ALTAltimmune, Inc.$3.03267.42M$18.06+496%-3.501.377521.08-0.811.37100.00%-230460.98%-214860.98%-50.57%957.85%-42.03%0.16-57.7618.5518.350.09-25.37%105.00%-15.41%-21.90%-4.50690.02%0.00%0.00%0.00%-0.75-1.051721.860.13
        AURAAura Biosciences, Inc.$7.18460.95M-3.382.62-2.21-590.642.620.00%0.00%0.00%-73.52%-759.69%-60.35%0.138.157.850.400.57%5.10%-23.77%-4.61-573.78%0.00%0.00%8.15%-2.05-2.721.38
        DBVTDBV Technologies S.A.$14.24340.65M-12.0710.51-11.49-28.9710.510.00%0.00%0.00%-149.83%29889.40%-98.17%0.133.673.621.2441.67%13.95%-6.86%-2.0924738.72%0.00%0.00%8.33%-10.89-13.1612.75
        DMACDiaMedica Therapeutics In…$6.67359.13M-10.446.10-8.64-62.636.100.00%0.00%0.00%-67.68%1037.93%-60.84%0.0011.8111.720.4716.67%31.68%-8.51%-5.66878.15%0.00%0.00%3.72%-8.21-9.7034.31
        ENGNenGene Holdings Inc.$1.8092.15M-3.842.69-2.53-6.752.690.00%0.00%0.00%-53.28%-379.44%-44.05%0.19-41.146.306.130.1656.85%104.70%-22.37%-3.10-310.30%0.00%0.00%0.00%-2.34-2.861.76
        KRROKorro Bio, Inc.$11.50114.46M$8.03-30%-1.032.3418.81-1.07-3.092.3433.04%-1366.43%-1834.48%-110.70%-176.71%-69.03%0.856.906.38-0.2633.19%181.46%1.41%-65.76%-6.58-159.99%0.00%0.00%0.00%-1.01-1.1213.86-5.31
        KYTXKyverna Therapeutics, Inc…$7.64464.48M-2.461.71-0.92-26.381.710.00%0.00%0.00%-64.67%1167.40%-53.91%0.12-347.297.757.650.609.31%32.00%-38.80%-4.211056.66%0.00%0.00%1.69%-0.86-0.950.94
        LBRXLB Pharmaceuticals Inc Co…$45.031.29B-25.772.16-14.382.160.00%0.00%0.00%-24.38%55.69%-14.55%0.0141.4439.679.91-94.39%-34.49%-5.43%-4.7364.59%0.00%0.00%35.00%-11.77-10.1533.78
        LRMRLarimar Therapeutics, Inc…$4.10425.92M-2.024.29-1.22-2.814.290.00%0.00%0.00%-132.59%563.49%-95.75%0.052.192.120.4971.97%58.95%-33.80%-1.75370.08%0.00%0.00%15.88%-1.17-1.79-4.47

        Disclaimer: Information on this page is provided for educational purposes only and does not constitute investment advice. Upside computed as (— ÷ $4.84) − 1 = — (IC, example).