Sionna Therapeutics, Inc. (SION)

NASDAQ: SION · Real-Time Price · USD

37.53

+1.60 (4.45%)

At close: Mar 9, 2026, 4:00 PM EDT

37.53

0.00 (0.00%)

After-hours: Mar 9, 2026, 4:20 PM EDT

Sionna Therapeutics Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Mar 9, 2026	35.58	38.06	35.58	37.62	-	4.70%	271,820
Mar 6, 2026	32.85	36.23	32.77	35.93	35.93	3.96%	310,437
Mar 5, 2026	34.13	34.87	32.72	34.56	34.56	-0.03%	611,706
Mar 4, 2026	34.19	35.93	33.61	34.57	34.57	1.41%	207,960
Mar 3, 2026	33.92	34.77	32.61	34.09	34.09	0.50%	220,187
Mar 2, 2026	32.89	35.10	32.57	33.92	33.92	-7.17%	273,987
Feb 27, 2026	37.25	38.32	36.24	36.54	36.54	-3.84%	181,926
Feb 26, 2026	38.06	38.37	36.74	38.00	38.00	-0.08%	138,645
Feb 25, 2026	37.60	39.32	37.00	38.03	38.03	1.90%	195,896
Feb 24, 2026	36.99	38.84	36.11	37.32	37.32	3.38%	288,575
Feb 23, 2026	34.99	38.12	34.72	36.10	36.10	1.72%	102,897
Feb 20, 2026	37.12	37.50	35.46	35.49	35.49	-4.95%	145,516
Feb 19, 2026	37.43	38.18	36.65	37.34	37.34	-1.03%	181,423
Feb 18, 2026	37.64	38.91	36.95	37.73	37.73	-0.79%	104,473
Feb 17, 2026	37.53	38.51	37.24	38.03	38.03	1.36%	117,368
Feb 13, 2026	37.64	39.87	37.02	37.52	37.52	-0.32%	332,890
Feb 12, 2026	36.30	38.86	36.07	37.64	37.64	3.04%	199,774
Feb 11, 2026	38.05	38.92	35.67	36.53	36.53	-3.91%	383,645
Feb 10, 2026	36.67	38.56	35.70	38.02	38.02	3.25%	295,045
Feb 9, 2026	35.97	37.20	35.02	36.82	36.82	1.97%	311,882
Feb 6, 2026	35.23	38.20	34.87	36.11	36.11	2.44%	440,028
Feb 5, 2026	40.44	41.62	32.46	35.25	35.25	-14.68%	562,933
Feb 4, 2026	44.50	44.50	41.08	41.32	41.32	-7.12%	313,154
Feb 3, 2026	44.42	44.88	42.69	44.48	44.48	1.90%	312,281
Feb 2, 2026	42.06	44.99	40.89	43.65	43.65	3.29%	911,889
Jan 30, 2026	42.05	43.00	40.71	42.26	42.26	-0.42%	229,495
Jan 29, 2026	42.72	43.75	41.51	42.44	42.44	0.74%	208,184
Jan 28, 2026	43.81	44.19	41.98	42.13	42.13	-2.93%	180,690
Jan 27, 2026	42.14	43.77	42.08	43.40	43.40	1.88%	107,029
Jan 26, 2026	40.91	42.71	40.32	42.60	42.60	0.52%	148,368
Jan 23, 2026	41.30	43.14	41.30	42.38	42.38	1.46%	199,454
Jan 22, 2026	40.29	42.64	39.99	41.77	41.77	2.40%	660,362
Jan 21, 2026	40.04	41.50	39.11	40.79	40.79	1.95%	192,344
Jan 20, 2026	38.32	40.98	37.70	40.01	40.01	2.30%	155,242
Jan 16, 2026	38.90	40.97	38.52	39.11	39.11	0.67%	264,887
Jan 15, 2026	41.48	41.48	37.82	38.85	38.85	-5.66%	263,816
Jan 14, 2026	36.89	41.73	36.12	41.18	41.18	11.87%	280,213
Jan 13, 2026	35.96	37.17	34.63	36.81	36.81	1.29%	241,229
Jan 12, 2026	39.03	39.03	34.81	36.34	36.34	-7.41%	191,445
Jan 9, 2026	36.79	39.70	36.79	39.25	39.25	7.24%	414,378
Jan 8, 2026	42.70	42.71	35.95	36.60	36.60	-15.30%	406,220
Jan 7, 2026	38.14	43.30	37.77	43.21	43.21	16.09%	477,263
Jan 6, 2026	40.39	41.65	37.08	37.22	37.22	-8.89%	266,766
Jan 5, 2026	39.00	40.92	38.22	40.85	40.85	4.18%	299,806
Jan 2, 2026	41.46	41.56	38.93	39.21	39.21	-4.69%	318,896
Dec 31, 2025	41.00	42.54	40.93	41.14	41.14	-0.60%	332,591
Dec 30, 2025	42.43	43.50	41.00	41.39	41.39	-3.32%	251,494
Dec 29, 2025	43.70	45.00	42.80	42.81	42.81	-2.04%	133,694
Dec 26, 2025	43.43	44.49	40.58	43.70	43.70	-0.74%	166,267
Dec 24, 2025	44.03	44.70	43.82	44.03	44.03	1.35%	157,561
Dec 23, 2025	42.67	43.78	41.59	43.44	43.44	2.40%	186,074
Dec 22, 2025	42.07	42.90	40.48	42.42	42.42	0.12%	243,378
Dec 19, 2025	43.70	45.00	42.24	42.37	42.37	-4.16%	1,954,677
Dec 18, 2025	43.91	44.52	42.43	44.21	44.21	2.60%	290,528
Dec 17, 2025	42.81	44.61	41.93	43.09	43.09	0.47%	296,565
Dec 16, 2025	43.05	43.71	41.18	42.89	42.89	0.30%	252,392
Dec 15, 2025	43.41	44.99	42.05	42.76	42.76	-0.02%	340,530
Dec 12, 2025	41.63	43.20	41.32	42.77	42.77	2.52%	203,625
Dec 11, 2025	40.78	43.15	40.75	41.72	41.72	1.24%	241,212
Dec 10, 2025	41.02	41.79	40.37	41.21	41.21	-0.91%	234,441
Dec 9, 2025	40.99	42.10	40.22	41.59	41.59	2.14%	180,014
Dec 8, 2025	40.13	42.05	39.91	40.72	40.72	1.07%	205,773
Dec 5, 2025	41.05	42.02	39.75	40.29	40.29	-1.44%	211,510
Dec 4, 2025	41.16	42.35	40.48	40.88	40.88	-0.68%	172,054
Dec 3, 2025	39.00	43.90	37.54	41.16	41.16	5.51%	385,448
Dec 2, 2025	38.75	40.53	38.02	39.01	39.01	0.13%	348,570
Dec 1, 2025	40.76	41.11	35.42	38.96	38.96	-10.58%	710,934
Nov 28, 2025	43.20	43.85	41.87	43.57	43.57	-0.50%	222,839
Nov 26, 2025	44.02	44.80	43.53	43.79	43.79	-1.11%	179,798
Nov 25, 2025	43.94	44.71	43.29	44.28	44.28	-0.23%	236,013
Nov 24, 2025	44.00	45.00	43.26	44.38	44.38	1.65%	415,532
Nov 21, 2025	38.68	43.93	38.68	43.66	43.66	12.12%	272,355
Nov 20, 2025	38.74	40.51	38.00	38.94	38.94	1.38%	157,094
Nov 19, 2025	40.12	40.60	38.37	38.41	38.41	-1.81%	255,628
Nov 18, 2025	39.71	40.12	36.81	39.12	39.12	-2.03%	244,189
Nov 17, 2025	37.70	42.62	37.70	39.93	39.93	7.92%	449,652
Nov 14, 2025	35.64	37.76	35.47	37.00	37.00	3.12%	117,075
Nov 13, 2025	36.16	36.18	34.70	35.88	35.88	-1.91%	207,153
Nov 12, 2025	36.47	37.98	35.84	36.58	36.58	0.33%	246,244
Nov 11, 2025	35.89	36.88	34.88	36.46	36.46	1.93%	141,317
Nov 10, 2025	35.12	36.41	34.34	35.77	35.77	3.05%	160,887
Nov 7, 2025	34.40	35.01	32.65	34.71	34.71	0.90%	225,250
Nov 6, 2025	34.97	35.32	33.52	34.40	34.40	-1.94%	273,486
Nov 5, 2025	35.55	35.55	32.40	35.08	35.08	-1.57%	240,662
Nov 4, 2025	35.35	36.64	33.99	35.64	35.64	-1.16%	199,764
Nov 3, 2025	37.16	39.49	34.69	36.06	36.06	-5.63%	158,127
Oct 31, 2025	37.55	39.26	37.55	38.21	38.21	0.53%	135,643
Oct 30, 2025	37.31	38.40	37.15	38.01	38.01	1.31%	118,793
Oct 29, 2025	39.26	39.99	36.06	37.52	37.52	-4.89%	130,001
Oct 28, 2025	37.38	40.08	37.38	39.45	39.45	2.92%	288,098
Oct 27, 2025	39.34	39.90	37.06	38.33	38.33	-2.24%	169,663
Oct 24, 2025	40.33	40.39	38.68	39.21	39.21	-0.98%	519,012
Oct 23, 2025	38.85	42.48	38.85	39.60	39.60	1.80%	193,535
Oct 22, 2025	41.47	42.24	36.07	38.90	38.90	-8.47%	580,555
Oct 21, 2025	32.19	43.20	32.19	42.50	42.50	31.99%	1,287,611
Oct 20, 2025	32.34	32.83	31.06	32.20	32.20	0.85%	222,456
Oct 17, 2025	32.50	33.56	31.33	31.93	31.93	-2.41%	277,728
Oct 16, 2025	30.14	34.00	29.49	32.72	32.72	5.86%	507,932
Oct 15, 2025	29.95	31.47	29.87	30.91	30.91	3.24%	339,961
Oct 14, 2025	29.28	29.95	28.92	29.94	29.94	2.15%	128,031