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US · GOSS

Gossamer Bio, Inc.

Sector
Healthcare · Biotechnology
Headquarters
San Diego, CA 92121

Price · as of 2026-09-03

$0.18

Market cap 41.71M

Price history

Weekly OHLC price history for GOSS, USD per share
WeekOpenHighLowCloseVolume
Feb 4, 2019 – Feb 8, 2019$19.00$19.00$16.00$17.94
Feb 11, 2019 – Feb 15, 2019$18.72$19.77$16.56$19.300
Feb 18, 2019 – Feb 22, 2019$19.50$22.68$19.08$22.500
Feb 25, 2019 – Mar 1, 2019$22.60$25.06$20.04$23.000
Mar 4, 2019 – Mar 8, 2019$23.71$23.71$18.30$19.730
Mar 11, 2019 – Mar 15, 2019$19.75$21.01$19.02$20.480
Mar 18, 2019 – Mar 22, 2019$20.50$23.96$20.40$21.600
Mar 25, 2019 – Mar 29, 2019$21.47$22.85$20.18$21.670
Apr 1, 2019 – Apr 5, 2019$21.90$21.90$19.14$19.740
Apr 8, 2019 – Apr 12, 2019$19.51$19.73$16.65$17.220
Apr 15, 2019 – Apr 18, 2019$17.32$17.65$15.85$16.240
Apr 22, 2019 – Apr 26, 2019$16.12$17.38$15.59$16.120
Apr 29, 2019 – May 3, 2019$16.19$18.00$16.00$17.490
May 6, 2019 – May 10, 2019$17.03$19.88$17.00$19.420
May 13, 2019 – May 17, 2019$18.87$21.70$18.60$20.980
May 20, 2019 – May 24, 2019$20.80$21.40$19.28$20.570
May 27, 2019 – May 31, 2019$20.75$21.21$18.10$18.310
Jun 3, 2019 – Jun 7, 2019$18.30$19.52$16.99$18.470
Jun 10, 2019 – Jun 14, 2019$18.96$20.97$18.47$20.260
Jun 17, 2019 – Jun 21, 2019$20.32$23.17$20.28$22.890
Jun 24, 2019 – Jun 28, 2019$22.92$23.16$20.78$22.180
Jul 1, 2019 – Jul 5, 2019$22.32$22.92$20.82$20.920
Jul 8, 2019 – Jul 12, 2019$21.07$21.75$19.96$20.650
Jul 15, 2019 – Jul 19, 2019$20.49$20.85$18.95$19.000
Jul 22, 2019 – Jul 26, 2019$19.01$21.26$17.06$21.150
Jul 29, 2019 – Aug 2, 2019$21.51$21.79$18.33$18.570
Aug 5, 2019 – Aug 9, 2019$18.30$20.55$17.75$19.380
Aug 12, 2019 – Aug 16, 2019$19.29$20.52$17.53$17.780
Aug 19, 2019 – Aug 23, 2019$18.00$19.01$16.85$17.430
Aug 26, 2019 – Aug 30, 2019$17.70$21.20$17.52$20.960
Sep 2, 2019 – Sep 6, 2019$20.88$22.53$20.16$20.380
Sep 9, 2019 – Sep 13, 2019$20.45$22.40$19.21$19.850
Sep 16, 2019 – Sep 20, 2019$19.68$22.46$19.10$22.010
Sep 23, 2019 – Sep 27, 2019$21.91$22.61$15.98$17.190
Sep 30, 2019 – Oct 4, 2019$17.16$17.23$15.45$16.460
Oct 7, 2019 – Oct 11, 2019$16.46$16.75$14.69$14.830
Oct 14, 2019 – Oct 18, 2019$14.66$16.84$14.63$16.480
Oct 21, 2019 – Oct 25, 2019$16.68$20.59$14.49$18.660
Oct 28, 2019 – Nov 1, 2019$18.77$21.78$18.65$21.580
Nov 4, 2019 – Nov 8, 2019$21.80$23.20$20.83$23.000
Nov 11, 2019 – Nov 15, 2019$23.06$23.36$20.43$22.540
Nov 18, 2019 – Nov 22, 2019$22.68$26.36$22.00$24.940
Nov 25, 2019 – Nov 29, 2019$25.16$25.83$24.17$25.500
Dec 2, 2019 – Dec 6, 2019$26.05$26.50$24.51$25.820
Dec 9, 2019 – Dec 13, 2019$25.98$27.15$25.01$25.370
Dec 16, 2019 – Dec 20, 2019$16.10$17.89$14.16$15.880
Dec 23, 2019 – Dec 27, 2019$16.02$16.88$15.44$15.590
Dec 30, 2019 – Jan 3, 2020$15.00$15.76$14.89$15.370
Jan 6, 2020 – Jan 10, 2020$15.19$15.45$14.11$14.130
Jan 13, 2020 – Jan 17, 2020$14.14$15.47$13.12$14.340
Jan 20, 2020 – Jan 24, 2020$14.22$14.56$13.15$13.330
Jan 27, 2020 – Jan 31, 2020$13.45$14.12$13.13$13.280
Feb 3, 2020 – Feb 7, 2020$13.39$14.93$13.34$14.800
Feb 10, 2020 – Feb 14, 2020$14.91$15.69$14.51$14.550
Feb 17, 2020 – Feb 21, 2020$14.56$15.50$14.24$14.990
Feb 24, 2020 – Feb 28, 2020$14.61$14.62$12.59$13.130
Mar 2, 2020 – Mar 6, 2020$13.37$14.30$12.39$12.690
Mar 9, 2020 – Mar 13, 2020$12.00$12.38$9.20$10.730
Mar 16, 2020 – Mar 20, 2020$9.55$10.41$7.52$9.500
Mar 23, 2020 – Mar 27, 2020$9.52$10.74$9.07$9.910
Mar 30, 2020 – Apr 3, 2020$9.94$10.59$9.46$10.190
Apr 6, 2020 – Apr 9, 2020$10.59$11.86$10.12$11.490
Apr 13, 2020 – Apr 17, 2020$11.39$11.95$10.71$11.510
Apr 20, 2020 – Apr 24, 2020$11.56$13.50$11.51$13.390
Apr 27, 2020 – May 1, 2020$13.65$13.71$11.85$12.370
May 4, 2020 – May 8, 2020$12.55$14.99$12.11$14.920
May 11, 2020 – May 15, 2020$14.93$16.79$13.29$14.140
May 18, 2020 – May 22, 2020$14.61$15.31$12.12$12.620
May 25, 2020 – May 29, 2020$12.96$13.38$11.00$12.150
Jun 1, 2020 – Jun 5, 2020$12.19$13.12$11.65$12.490
Jun 8, 2020 – Jun 12, 2020$12.76$13.00$11.37$12.270
Jun 15, 2020 – Jun 19, 2020$11.97$12.95$11.81$12.210
Jun 22, 2020 – Jun 26, 2020$12.25$13.26$11.79$12.490
Jun 29, 2020 – Jul 2, 2020$12.88$13.30$12.40$13.160
Jul 6, 2020 – Jul 10, 2020$13.47$13.64$12.73$13.090
Jul 13, 2020 – Jul 17, 2020$13.19$14.98$12.64$14.750
Jul 20, 2020 – Jul 24, 2020$15.08$15.42$13.44$13.570
Jul 27, 2020 – Jul 31, 2020$13.68$13.92$11.92$11.920
Aug 3, 2020 – Aug 7, 2020$12.03$13.80$11.84$13.560
Aug 10, 2020 – Aug 14, 2020$13.83$15.08$13.26$13.930
Aug 17, 2020 – Aug 21, 2020$14.00$14.36$13.18$13.490
Aug 24, 2020 – Aug 28, 2020$13.69$13.78$12.96$13.410
Aug 31, 2020 – Sep 4, 2020$13.49$14.16$12.27$12.870
Sep 7, 2020 – Sep 11, 2020$12.79$14.09$12.55$13.110
Sep 14, 2020 – Sep 18, 2020$13.37$14.47$12.63$13.110
Sep 21, 2020 – Sep 25, 2020$12.87$12.90$11.16$12.060
Sep 28, 2020 – Oct 2, 2020$12.35$13.13$11.32$11.350
Oct 5, 2020 – Oct 9, 2020$11.47$13.43$11.40$13.200
Oct 12, 2020 – Oct 16, 2020$13.21$13.65$8.22$9.680
Oct 19, 2020 – Oct 23, 2020$9.80$10.14$9.05$9.580
Oct 26, 2020 – Oct 30, 2020$9.55$9.74$7.92$8.300
Nov 2, 2020 – Nov 6, 2020$8.43$9.12$8.22$8.630
Nov 9, 2020 – Nov 13, 2020$8.97$9.59$8.79$9.150
Nov 16, 2020 – Nov 20, 2020$9.28$9.57$8.68$9.010
Nov 23, 2020 – Nov 27, 2020$9.10$9.17$8.73$8.980
Nov 30, 2020 – Dec 4, 2020$9.04$9.31$8.67$9.260
Dec 7, 2020 – Dec 11, 2020$9.32$10.48$8.95$10.100
Dec 14, 2020 – Dec 18, 2020$11.15$11.74$10.21$11.390
Dec 21, 2020 – Dec 24, 2020$11.09$11.36$10.00$10.020
Dec 28, 2020 – Dec 31, 2020$10.10$10.41$9.50$9.670
Jan 4, 2021 – Jan 8, 2021$9.81$10.63$9.53$10.560
Jan 11, 2021 – Jan 15, 2021$10.48$11.02$10.06$10.290
Jan 18, 2021 – Jan 22, 2021$10.38$10.64$10.05$10.460
Jan 25, 2021 – Jan 29, 2021$10.50$10.81$9.68$10.100
Feb 1, 2021 – Feb 5, 2021$10.33$10.75$10.08$10.520
Feb 8, 2021 – Feb 12, 2021$10.75$10.99$10.32$10.590
Feb 15, 2021 – Feb 19, 2021$10.90$11.91$10.22$10.830
Feb 22, 2021 – Feb 26, 2021$10.75$11.35$9.21$9.400
Mar 1, 2021 – Mar 5, 2021$9.69$9.98$8.96$9.530
Mar 8, 2021 – Mar 12, 2021$9.58$10.66$9.26$10.640
Mar 15, 2021 – Mar 19, 2021$10.63$10.72$9.24$9.380
Mar 22, 2021 – Mar 26, 2021$9.47$9.74$8.41$9.170
Mar 29, 2021 – Apr 1, 2021$9.15$9.44$8.43$9.350
Apr 5, 2021 – Apr 9, 2021$9.51$9.82$8.66$8.740
Apr 12, 2021 – Apr 16, 2021$8.75$8.95$8.21$8.490
Apr 19, 2021 – Apr 23, 2021$8.47$8.80$7.96$8.280
Apr 26, 2021 – Apr 30, 2021$8.32$8.87$8.30$8.640
May 3, 2021 – May 7, 2021$8.59$8.84$8.09$8.310
May 10, 2021 – May 14, 2021$8.26$8.90$7.63$8.630
May 17, 2021 – May 21, 2021$8.53$9.58$8.48$9.390
May 24, 2021 – May 28, 2021$9.39$9.41$8.41$8.470
May 31, 2021 – Jun 4, 2021$8.50$8.78$8.42$8.510
Jun 7, 2021 – Jun 11, 2021$8.51$9.27$8.45$8.840
Jun 14, 2021 – Jun 18, 2021$8.85$9.00$8.32$8.530
Jun 21, 2021 – Jun 25, 2021$8.60$8.63$8.04$8.210
Jun 28, 2021 – Jul 2, 2021$8.44$8.52$8.05$8.240
Jul 5, 2021 – Jul 9, 2021$8.49$8.49$7.81$8.140
Jul 12, 2021 – Jul 16, 2021$8.14$8.18$7.12$7.310
Jul 19, 2021 – Jul 23, 2021$7.24$7.82$7.04$7.440
Jul 26, 2021 – Jul 30, 2021$7.37$8.02$7.30$7.860
Aug 2, 2021 – Aug 6, 2021$7.87$8.30$7.59$8.250
Aug 9, 2021 – Aug 13, 2021$8.30$9.14$7.77$9.030
Aug 16, 2021 – Aug 20, 2021$8.93$9.13$7.76$8.870
Aug 23, 2021 – Aug 27, 2021$8.96$10.23$8.90$10.060
Aug 30, 2021 – Sep 3, 2021$10.07$10.58$9.68$9.960
Sep 6, 2021 – Sep 10, 2021$9.89$10.30$9.55$10.050
Sep 13, 2021 – Sep 17, 2021$10.10$10.75$9.92$10.520
Sep 20, 2021 – Sep 24, 2021$10.32$12.59$10.17$11.870
Sep 27, 2021 – Oct 1, 2021$12.73$14.10$12.36$13.050
Oct 4, 2021 – Oct 8, 2021$12.93$13.05$11.81$12.570
Oct 11, 2021 – Oct 15, 2021$12.61$14.30$12.54$14.070
Oct 18, 2021 – Oct 22, 2021$13.86$13.94$12.38$12.730
Oct 25, 2021 – Oct 29, 2021$12.25$13.20$12.10$12.420
Nov 1, 2021 – Nov 5, 2021$12.30$13.62$12.09$13.290
Nov 8, 2021 – Nov 12, 2021$13.41$13.74$11.92$12.080
Nov 15, 2021 – Nov 19, 2021$12.05$12.08$11.12$11.570
Nov 22, 2021 – Nov 26, 2021$11.60$11.75$10.48$10.650
Nov 29, 2021 – Dec 3, 2021$10.91$11.43$10.10$10.260
Dec 6, 2021 – Dec 10, 2021$10.35$11.47$10.07$10.250
Dec 13, 2021 – Dec 17, 2021$10.20$11.00$9.87$10.740
Dec 20, 2021 – Dec 23, 2021$10.51$11.66$10.04$11.640
Dec 27, 2021 – Dec 31, 2021$11.60$11.69$10.53$11.310
Jan 3, 2022 – Jan 7, 2022$11.43$12.28$10.79$11.950
Jan 10, 2022 – Jan 14, 2022$12.21$12.86$11.13$11.850
Jan 17, 2022 – Jan 21, 2022$11.78$11.78$10.20$10.290
Jan 24, 2022 – Jan 28, 2022$10.12$10.52$8.32$9.110
Jan 31, 2022 – Feb 4, 2022$9.27$9.77$8.42$8.610
Feb 7, 2022 – Feb 11, 2022$8.60$9.38$8.52$8.710
Feb 14, 2022 – Feb 18, 2022$8.79$9.53$8.52$9.290
Feb 21, 2022 – Feb 25, 2022$9.18$9.93$8.60$9.250
Feb 28, 2022 – Mar 4, 2022$9.16$9.90$8.94$9.600
Mar 7, 2022 – Mar 11, 2022$9.68$9.99$8.96$8.970
Mar 14, 2022 – Mar 18, 2022$9.01$9.34$8.06$9.260
Mar 21, 2022 – Mar 25, 2022$9.31$9.31$8.53$8.670
Mar 28, 2022 – Apr 1, 2022$8.67$9.36$8.42$9.000
Apr 4, 2022 – Apr 8, 2022$8.99$10.21$8.69$9.970
Apr 11, 2022 – Apr 14, 2022$9.82$9.89$8.77$8.850
Apr 18, 2022 – Apr 22, 2022$9.30$9.30$7.87$8.800
Apr 25, 2022 – Apr 29, 2022$7.93$9.15$6.65$6.910
May 2, 2022 – May 6, 2022$6.91$7.61$6.78$6.900
May 9, 2022 – May 13, 2022$6.66$9.01$6.28$8.600
May 16, 2022 – May 20, 2022$8.51$8.91$6.88$7.480
May 23, 2022 – May 27, 2022$7.56$7.92$7.11$7.600
May 30, 2022 – Jun 3, 2022$7.64$7.64$6.55$7.200
Jun 6, 2022 – Jun 10, 2022$7.33$7.52$6.66$6.710
Jun 13, 2022 – Jun 17, 2022$6.41$6.82$5.64$6.690
Jun 20, 2022 – Jun 24, 2022$6.70$7.74$6.63$7.640
Jun 27, 2022 – Jul 1, 2022$7.53$8.52$7.32$8.360
Jul 4, 2022 – Jul 8, 2022$8.27$9.01$7.38$7.710
Jul 11, 2022 – Jul 15, 2022$7.66$11.65$6.82$11.080
Jul 18, 2022 – Jul 22, 2022$11.57$12.56$11.12$11.840
Jul 25, 2022 – Jul 29, 2022$11.92$12.09$11.13$11.230
Aug 1, 2022 – Aug 5, 2022$11.23$13.07$11.08$12.950
Aug 8, 2022 – Aug 12, 2022$13.06$13.96$12.13$13.870
Aug 15, 2022 – Aug 19, 2022$13.72$14.48$13.26$14.050
Aug 22, 2022 – Aug 26, 2022$13.28$15.20$13.28$13.650
Aug 29, 2022 – Sep 2, 2022$13.52$14.87$13.31$14.290
Sep 5, 2022 – Sep 9, 2022$14.20$14.99$13.57$14.070
Sep 12, 2022 – Sep 16, 2022$14.14$14.57$13.36$13.520
Sep 19, 2022 – Sep 23, 2022$13.76$13.83$11.65$12.140
Sep 26, 2022 – Sep 30, 2022$12.19$12.92$11.84$11.980
Oct 3, 2022 – Oct 7, 2022$12.11$13.68$11.60$12.180
Oct 10, 2022 – Oct 14, 2022$12.30$12.53$11.07$12.170
Oct 17, 2022 – Oct 21, 2022$12.30$13.53$11.92$12.560
Oct 24, 2022 – Oct 28, 2022$12.50$12.56$10.23$10.540
Oct 31, 2022 – Nov 4, 2022$10.50$11.33$10.20$10.520
Nov 7, 2022 – Nov 11, 2022$10.39$10.57$9.74$9.840
Nov 14, 2022 – Nov 18, 2022$9.82$10.46$8.75$9.140
Nov 21, 2022 – Nov 25, 2022$9.10$9.41$8.84$8.930
Nov 28, 2022 – Dec 2, 2022$8.97$9.10$8.12$9.020
Dec 5, 2022 – Dec 9, 2022$9.00$9.55$1.73$2.170
Dec 12, 2022 – Dec 16, 2022$2.24$2.95$1.94$2.730
Dec 19, 2022 – Dec 23, 2022$2.34$2.34$1.57$1.900
Dec 26, 2022 – Dec 30, 2022$1.88$2.32$1.71$2.170
Jan 2, 2023 – Jan 6, 2023$2.15$2.25$1.98$2.200
Jan 9, 2023 – Jan 13, 2023$2.19$2.54$2.08$2.340
Jan 16, 2023 – Jan 20, 2023$2.35$2.35$1.85$1.990
Jan 23, 2023 – Jan 27, 2023$2.05$2.53$1.99$2.430
Jan 30, 2023 – Feb 3, 2023$2.44$3.06$2.36$2.780
Feb 6, 2023 – Feb 10, 2023$2.80$2.91$2.21$2.300
Feb 13, 2023 – Feb 17, 2023$2.30$2.53$2.00$2.210
Feb 20, 2023 – Feb 24, 2023$2.15$2.25$1.68$1.730
Feb 27, 2023 – Mar 3, 2023$1.72$1.91$1.58$1.830
Mar 6, 2023 – Mar 10, 2023$1.83$1.83$1.18$1.310
Mar 13, 2023 – Mar 17, 2023$1.29$1.40$0.96$0.960
Mar 20, 2023 – Mar 24, 2023$1.03$1.28$0.96$1.190
Mar 27, 2023 – Mar 31, 2023$1.21$1.40$1.18$1.260
Apr 3, 2023 – Apr 6, 2023$1.25$1.31$0.97$1.090
Apr 10, 2023 – Apr 14, 2023$1.10$1.25$1.04$1.050
Apr 17, 2023 – Apr 21, 2023$1.04$1.25$0.91$1.210
Apr 24, 2023 – Apr 28, 2023$1.21$1.37$1.09$1.290
May 1, 2023 – May 5, 2023$1.30$1.41$1.22$1.360
May 8, 2023 – May 12, 2023$1.36$1.58$1.19$1.200
May 15, 2023 – May 19, 2023$1.24$1.62$1.09$1.530
May 22, 2023 – May 26, 2023$1.57$1.60$1.20$1.300
May 29, 2023 – Jun 2, 2023$1.31$1.39$1.19$1.310
Jun 5, 2023 – Jun 9, 2023$1.28$1.32$1.13$1.170
Jun 12, 2023 – Jun 16, 2023$1.17$1.53$1.13$1.440
Jun 19, 2023 – Jun 23, 2023$1.43$1.45$1.23$1.350
Jun 26, 2023 – Jun 30, 2023$1.35$1.41$1.15$1.200
Jul 3, 2023 – Jul 7, 2023$1.20$1.45$1.18$1.440
Jul 10, 2023 – Jul 14, 2023$1.43$1.73$1.40$1.490
Jul 17, 2023 – Jul 21, 2023$1.54$1.88$1.18$1.350
Jul 24, 2023 – Jul 28, 2023$1.36$1.44$1.15$1.280
Jul 31, 2023 – Aug 4, 2023$1.29$1.44$1.26$1.270
Aug 7, 2023 – Aug 11, 2023$1.33$1.34$1.16$1.170
Aug 14, 2023 – Aug 18, 2023$1.16$1.18$0.98$1.010
Aug 21, 2023 – Aug 25, 2023$1.01$1.08$0.98$1.020
Aug 28, 2023 – Sep 1, 2023$1.02$1.13$1.00$1.050
Sep 4, 2023 – Sep 8, 2023$1.06$1.09$0.93$0.990
Sep 11, 2023 – Sep 15, 2023$0.97$1.02$0.84$0.920
Sep 18, 2023 – Sep 22, 2023$0.88$0.96$0.78$0.800
Sep 25, 2023 – Sep 29, 2023$0.79$0.85$0.76$0.830
Oct 2, 2023 – Oct 6, 2023$0.81$0.81$0.66$0.670
Oct 9, 2023 – Oct 13, 2023$0.66$0.71$0.62$0.650
Oct 16, 2023 – Oct 20, 2023$0.66$0.67$0.52$0.540
Oct 23, 2023 – Oct 27, 2023$0.56$0.56$0.45$0.490
Oct 30, 2023 – Nov 3, 2023$0.48$0.59$0.46$0.570
Nov 6, 2023 – Nov 10, 2023$0.60$0.61$0.49$0.520
Nov 13, 2023 – Nov 17, 2023$0.55$0.84$0.51$0.820
Nov 20, 2023 – Nov 24, 2023$0.83$0.87$0.70$0.770
Nov 27, 2023 – Dec 1, 2023$0.78$0.88$0.68$0.850
Dec 4, 2023 – Dec 8, 2023$0.83$1.11$0.83$1.030
Dec 11, 2023 – Dec 15, 2023$1.04$1.13$0.99$1.020
Dec 18, 2023 – Dec 22, 2023$1.02$1.02$0.76$0.860
Dec 25, 2023 – Dec 29, 2023$0.91$0.93$0.80$0.910
Jan 1, 2024 – Jan 5, 2024$0.92$1.03$0.85$0.850
Jan 8, 2024 – Jan 12, 2024$0.87$1.03$0.84$0.970
Jan 15, 2024 – Jan 19, 2024$0.95$0.97$0.81$0.870
Jan 22, 2024 – Jan 26, 2024$0.89$0.89$0.76$0.800
Jan 29, 2024 – Feb 2, 2024$0.81$0.93$0.76$0.830
Feb 5, 2024 – Feb 9, 2024$0.82$0.89$0.78$0.870
Feb 12, 2024 – Feb 16, 2024$0.87$1.17$0.83$1.080
Feb 19, 2024 – Feb 23, 2024$1.15$1.33$1.08$1.300
Feb 26, 2024 – Mar 1, 2024$1.30$1.50$1.20$1.380
Mar 4, 2024 – Mar 8, 2024$1.40$1.60$1.33$1.380
Mar 11, 2024 – Mar 15, 2024$1.35$1.56$1.32$1.460
Mar 18, 2024 – Mar 22, 2024$1.45$1.45$1.27$1.350
Mar 25, 2024 – Mar 28, 2024$1.33$1.36$1.11$1.180
Apr 1, 2024 – Apr 5, 2024$1.18$1.28$1.03$1.030
Apr 8, 2024 – Apr 12, 2024$1.05$1.10$0.88$0.900
Apr 15, 2024 – Apr 19, 2024$0.90$0.90$0.77$0.780
Apr 22, 2024 – Apr 26, 2024$0.80$0.83$0.63$0.670
Apr 29, 2024 – May 3, 2024$0.66$0.80$0.65$0.740
May 6, 2024 – May 10, 2024$0.75$0.81$0.72$0.740
May 13, 2024 – May 17, 2024$0.74$0.76$0.69$0.690
May 20, 2024 – May 24, 2024$0.71$0.73$0.60$0.620
May 27, 2024 – May 31, 2024$0.62$0.64$0.57$0.590
Jun 3, 2024 – Jun 7, 2024$0.60$0.63$0.54$0.550
Jun 10, 2024 – Jun 14, 2024$0.57$0.58$0.50$0.520
Jun 17, 2024 – Jun 21, 2024$0.53$0.72$0.52$0.650
Jun 24, 2024 – Jun 28, 2024$0.66$1.09$0.66$0.900
Jul 1, 2024 – Jul 5, 2024$0.91$1.08$0.89$1.080
Jul 8, 2024 – Jul 12, 2024$1.08$1.37$1.04$1.170
Jul 15, 2024 – Jul 19, 2024$1.21$1.33$1.02$1.030
Jul 22, 2024 – Jul 26, 2024$1.02$1.15$1.02$1.120
Jul 29, 2024 – Aug 2, 2024$1.12$1.12$0.84$0.890
Aug 5, 2024 – Aug 9, 2024$0.81$0.93$0.77$0.790
Aug 12, 2024 – Aug 16, 2024$0.80$0.89$0.78$0.850
Aug 19, 2024 – Aug 23, 2024$0.86$0.97$0.85$0.910
Aug 26, 2024 – Aug 30, 2024$0.89$0.95$0.82$0.880
Sep 2, 2024 – Sep 6, 2024$0.85$0.98$0.83$0.910
Sep 9, 2024 – Sep 13, 2024$0.92$0.97$0.85$0.920
Sep 16, 2024 – Sep 20, 2024$0.95$1.07$0.87$1.050
Sep 23, 2024 – Sep 27, 2024$1.11$1.11$0.94$0.960
Sep 30, 2024 – Oct 4, 2024$0.98$1.09$0.96$1.070
Oct 7, 2024 – Oct 11, 2024$1.05$1.07$0.93$0.970
Oct 14, 2024 – Oct 18, 2024$0.95$0.98$0.94$0.960
Oct 21, 2024 – Oct 25, 2024$0.95$0.97$0.85$0.940
Oct 28, 2024 – Nov 1, 2024$0.94$0.96$0.87$0.870
Nov 4, 2024 – Nov 8, 2024$0.87$0.92$0.78$0.880
Nov 11, 2024 – Nov 15, 2024$0.87$0.89$0.74$0.740
Nov 18, 2024 – Nov 22, 2024$0.75$0.75$0.66$0.700
Nov 25, 2024 – Nov 29, 2024$0.71$0.74$0.69$0.700
Dec 2, 2024 – Dec 6, 2024$0.72$0.76$0.67$0.750
Dec 9, 2024 – Dec 13, 2024$0.77$1.10$0.71$0.930
Dec 16, 2024 – Dec 20, 2024$0.93$0.93$0.76$0.840
Dec 23, 2024 – Dec 27, 2024$0.81$0.88$0.80$0.850
Dec 30, 2024 – Jan 3, 2025$0.83$1.02$0.81$1.020
Jan 6, 2025 – Jan 10, 2025$1.03$1.18$0.95$0.970
Jan 13, 2025 – Jan 17, 2025$1.02$1.04$0.83$0.960
Jan 20, 2025 – Jan 24, 2025$0.96$0.98$0.87$0.930
Jan 27, 2025 – Jan 31, 2025$0.89$1.06$0.89$0.990
Feb 3, 2025 – Feb 7, 2025$0.97$1.20$0.93$1.060
Feb 10, 2025 – Feb 14, 2025$1.05$1.39$1.05$1.310
Feb 17, 2025 – Feb 21, 2025$1.31$1.55$1.30$1.400
Feb 24, 2025 – Feb 28, 2025$1.41$1.46$1.10$1.230
Mar 3, 2025 – Mar 7, 2025$1.30$1.30$1.10$1.210
Mar 10, 2025 – Mar 14, 2025$1.19$1.48$1.10$1.450
Mar 17, 2025 – Mar 21, 2025$1.45$1.45$1.30$1.390
Mar 24, 2025 – Mar 28, 2025$1.41$1.41$1.13$1.170
Mar 31, 2025 – Apr 4, 2025$1.17$1.17$0.80$0.800
Apr 7, 2025 – Apr 11, 2025$0.80$0.96$0.76$0.830
Apr 14, 2025 – Apr 17, 2025$0.86$0.88$0.80$0.840
Apr 21, 2025 – Apr 25, 2025$0.85$1.00$0.79$0.960
Apr 28, 2025 – May 2, 2025$0.95$1.23$0.85$1.180
May 5, 2025 – May 9, 2025$1.18$1.26$1.06$1.110
May 12, 2025 – May 16, 2025$1.14$1.14$0.99$1.040
May 19, 2025 – May 23, 2025$1.05$1.23$1.03$1.200
May 26, 2025 – May 30, 2025$1.20$1.21$1.09$1.110
Jun 2, 2025 – Jun 6, 2025$1.12$1.36$1.10$1.330
Jun 9, 2025 – Jun 13, 2025$1.34$1.38$1.20$1.240
Jun 16, 2025 – Jun 20, 2025$1.28$1.44$1.22$1.440
Jun 23, 2025 – Jun 27, 2025$1.41$1.42$1.20$1.250
Jun 30, 2025 – Jul 3, 2025$1.26$1.33$1.20$1.240
Jul 7, 2025 – Jul 11, 2025$1.24$1.40$1.20$1.360
Jul 14, 2025 – Jul 18, 2025$1.41$1.90$1.39$1.700
Jul 21, 2025 – Jul 25, 2025$1.72$1.94$1.67$1.840
Jul 28, 2025 – Aug 1, 2025$1.87$2.18$1.84$2.000
Aug 4, 2025 – Aug 8, 2025$2.09$2.23$1.67$1.760
Aug 11, 2025 – Aug 15, 2025$1.73$2.00$1.68$1.960
Aug 18, 2025 – Aug 22, 2025$1.94$2.35$1.88$2.340
Aug 25, 2025 – Aug 29, 2025$2.34$2.65$2.27$2.470
Sep 1, 2025 – Sep 5, 2025$2.42$2.98$2.41$2.940
Sep 8, 2025 – Sep 12, 2025$2.97$3.60$2.61$3.460
Sep 15, 2025 – Sep 19, 2025$3.49$3.55$2.93$3.050
Sep 22, 2025 – Sep 26, 2025$3.04$3.21$2.63$2.700
Sep 29, 2025 – Oct 3, 2025$2.73$2.84$2.38$2.570
Oct 6, 2025 – Oct 10, 2025$2.57$2.61$2.21$2.280
Oct 13, 2025 – Oct 17, 2025$2.35$2.45$2.18$2.190
Oct 20, 2025 – Oct 24, 2025$2.23$2.49$2.08$2.480
Oct 27, 2025 – Oct 31, 2025$2.48$2.53$2.28$2.450
Nov 3, 2025 – Nov 7, 2025$2.49$2.49$2.20$2.360
Nov 10, 2025 – Nov 14, 2025$2.45$2.77$2.42$2.710
Nov 17, 2025 – Nov 21, 2025$2.71$3.28$2.65$3.060
Nov 24, 2025 – Nov 28, 2025$3.08$3.40$3.00$3.340
Dec 1, 2025 – Dec 5, 2025$3.27$3.45$2.98$3.330
Dec 8, 2025 – Dec 12, 2025$3.35$3.80$3.34$3.600
Dec 15, 2025 – Dec 19, 2025$3.70$3.87$3.37$3.440
Dec 22, 2025 – Dec 26, 2025$3.48$3.77$3.14$3.230
Dec 29, 2025 – Jan 2, 2026$3.25$3.35$2.85$2.880
Jan 5, 2026 – Jan 9, 2026$2.91$2.97$2.35$2.500
Jan 12, 2026 – Jan 16, 2026$2.52$2.69$2.42$2.520
Jan 19, 2026 – Jan 23, 2026$2.43$3.00$2.38$2.700
Jan 26, 2026 – Jan 30, 2026$2.74$2.78$2.27$2.280
Feb 2, 2026 – Feb 6, 2026$2.30$2.76$2.23$2.260
Feb 9, 2026 – Feb 13, 2026$2.27$2.50$2.16$2.290
Feb 16, 2026 – Feb 20, 2026$2.30$2.34$2.06$2.130
Feb 23, 2026 – Feb 27, 2026$0.60$0.60$0.33$0.420
Mar 2, 2026 – Mar 6, 2026$0.41$0.60$0.39$0.500
Mar 9, 2026 – Mar 13, 2026$0.50$0.57$0.44$0.440
Mar 16, 2026 – Mar 20, 2026$0.45$0.49$0.40$0.420
Mar 23, 2026 – Mar 27, 2026$0.40$0.41$0.32$0.350
Mar 30, 2026 – Apr 2, 2026$0.34$0.38$0.32$0.370
Apr 6, 2026 – Apr 10, 2026$0.38$0.43$0.32$0.410
Apr 13, 2026 – Apr 17, 2026$0.40$0.47$0.38$0.450
Apr 20, 2026 – Apr 24, 2026$0.44$0.46$0.36$0.360
Apr 27, 2026 – May 1, 2026$0.36$0.38$0.33$0.370
May 4, 2026 – May 8, 2026$0.37$0.38$0.33$0.330
May 11, 2026 – May 15, 2026$0.32$0.36$0.31$0.340
May 18, 2026 – May 22, 2026$0.30$0.30$0.16$0.210
May 25, 2026 – May 29, 2026$0.22$0.24$0.20$0.230
Jun 1, 2026 – Jun 5, 2026$0.23$0.24$0.17$0.180
Jun 8, 2026 – Jun 12, 2026$0.18$0.18$0.14$0.160
Jun 15, 2026 – Jun 18, 2026$0.17$0.20$0.16$0.170
Jun 22, 2026 – Jun 26, 2026$0.18$0.18$0.15$0.160
Jun 29, 2026 – Jul 2, 2026$0.16$0.18$0.15$0.170
Jul 6, 2026 – Jul 10, 2026$0.17$0.20$0.16$0.170
Jul 13, 2026 – Jul 17, 2026$0.17$0.18$0.11$0.170
Jul 20, 2026 – Jul 24, 2026$0.17$0.17$0.13$0.140
Jul 27, 2026 – Jul 31, 2026$0.17$0.27$0.15$0.170
Aug 3, 2026 – Aug 7, 2026$0.17$0.19$0.16$0.180
Aug 10, 2026 – Aug 14, 2026$0.18$0.19$0.15$0.150
Aug 17, 2026 – Aug 21, 2026$0.15$0.17$0.14$0.150
Aug 24, 2026 – Aug 28, 2026$0.15$0.21$0.15$0.170
Aug 31, 2026 – Sep 3, 2026$0.17$0.18$0.16$0.180

Valuation

MetricValueUpside
IC Value$2.40+1,267%
P/E-0.59
P/B-0.81
P/S2.06
EV/EBITDA-1.05
PEG-0.29
P/TBV-0.81

Valuation history

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

Annual price and model valuations for GOSS, USD per share
YearPriceAIICGraham-DoddGraham Formula
2011
2012
2013
2014
2015
2016
2017
2018$19.73
2019$12.69
2020$10.64
2021$8.97
2022$1.31
2023$1.38
2024$1.21
2025$0.44$24.88

Historic valuation ratios

Pick a category, then toggle metrics to compare.

USD millions

Line items

    USD millions

    Line items

      USD millions

      Line items

        About Gossamer Bio, Inc.

        Gossamer Bio, Inc., a clinical-stage biopharmaceutical company, focuses on developing and commercializing seralutinib for the treatment of pulmonary hypertension and pulmonary arterial hypertension in the United States. The company develops GB002, an inhaled, small molecule, platelet-derived growth factor receptor, or PDGFR, colony-stimulatin factor 1 receptor and c-KIT inhibitor, which is in Phase 3 clinical trial for the treatment of PAH. It has license agreements with Pulmokine, Inc. to develop and commercialize GB002 and related backup compounds. The company was formerly known as FSG, Bio, Inc. and changed its name to Gossamer Bio, Inc. in 2017. The company was incorporated in 2015 and is headquartered in San Diego, California.

        CEO
        Faheem Hasnain
        Employees
        162
        Beta
        2.04

        Peer comparison

        Same-industry comparables, ranked by market cap.

        Scroll horizontally for additional metrics. Ticker column stays fixed.

        Peer comparison for GOSS: 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
        GOSSGossamer Bio, Inc.$0.1841.71M$24.88+13,875%-0.59-0.812.06-1.05-0.29-0.8197.93%-336.81%-351.49%365.33%274.39%-69.89%-1.65-14.862.642.36-1.04200.00%-57.74%4840.74%-171.58%-2.70288.14%0.00%0.00%0.00%-1.02-0.973.42-13.61
        CRVSCorvus Pharmaceuticals, I…$13.921.17B-79.1619.77-76.0319.770.00%0.00%0.00%-32.60%667.15%-21.83%0.026.216.090.24-48.04%29.68%-2.73%-3.50511.89%0.00%0.00%0.00%-26.85-35.0063.93
        FDMT4D Molecular Therapeutics…$10.75561.97M$17,657.02+164,151%-3.440.955.66-0.760.9591.05%-187.24%-164.43%-27.57%-135.93%-24.86%0.049.399.150.29-18.79%230194.59%-20.78%-22.72%-2.48-93.39%0.00%0.00%0.00%-0.64-0.921.192.98
        LXRXLexicon Pharmaceuticals, …$2.471.1B$16.39+564%-12.195.7112.32-14.019.7499.45%-98.21%-101.08%-39.72%-108.77%-20.83%0.58-5.874.884.73-0.67-77.78%60.24%-62.27%-11.06%-3.25-150.89%0.00%0.00%2.25%-11.85-8.5411.64-10.59
        OLMAOlema Pharmaceuticals, In…$12.051.05B-7.882.67-4.792.670.00%0.00%0.00%-36.61%723.80%-33.00%0.009.959.840.29-15.00%40.38%-11.46%-2.83594.26%0.00%0.00%0.00%-4.34-5.2912.36
        PRTAProthena Corporation plc$8.76458.61M$12.83+46%-2.031.7751.19-1.03-2.041.7761.77%-1905.82%-2520.57%-63.62%-2799.76%-55.86%0.057.727.531.4999.56%-92.83%8.89%-33.02%-4.01-2483.59%0.00%0.00%0.00%-1.10-1.2320.87-0.17
        RGNXREGENXBIO Inc.$10.72554.2M$14.19+32%-2.284.302.59-3.554.3088.09%-94.58%-113.75%-107.00%-134.23%-42.19%2.54-3.582.382.18-1.70-18.08%104.54%-28.02%-28.59%-1.05-105.24%0.00%0.00%0.00%-2.93-3.742.77-3.09
        RIGLRigel Pharmaceuticals, In…$40.17743.23M$82.41+105%1.271.191.592.780.071.2793.33%42.63%124.72%185.94%91.00%108.34%0.1417.142.422.080.101867.68%64.15%143.46%16.21%0.7654.87%0.00%0.00%0.00%2.914.831.241.21

        Disclaimer: Information on this page is provided for educational purposes only and does not constitute investment advice. Upside computed as ($2.40 ÷ $0.18) − 1 = +1,266.74% (IC, example).