Sionna Therapeutics, Inc. (SION)

NASDAQ: SION · Real-Time Price · USD

42.18

-0.59 (-1.38%)

At close: Jun 26, 2026, 4:00 PM EDT

42.98

+0.80 (1.90%)

After-hours: Jun 26, 2026, 6:48 PM EDT

Sionna Therapeutics Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jun 26, 2026	42.56	44.03	40.69	42.18	42.18	-1.38%	993,531
Jun 25, 2026	41.09	44.30	40.44	42.77	42.77	4.09%	475,583
Jun 24, 2026	39.81	41.28	39.18	41.09	41.09	3.06%	544,377
Jun 23, 2026	38.40	42.31	37.28	39.87	39.87	2.68%	530,026
Jun 22, 2026	37.89	40.02	37.87	38.83	38.83	4.10%	416,382
Jun 18, 2026	38.28	38.56	36.63	37.30	37.30	1.55%	736,761
Jun 17, 2026	34.81	37.11	33.99	36.73	36.73	5.70%	406,685
Jun 16, 2026	36.01	36.21	34.43	34.75	34.75	-3.47%	375,115
Jun 15, 2026	36.54	37.82	35.53	36.00	36.00	0.22%	278,622
Jun 12, 2026	36.05	37.17	35.50	35.92	35.92	-0.36%	189,641
Jun 11, 2026	34.20	36.84	33.72	36.05	36.05	5.94%	398,970
Jun 10, 2026	33.44	35.29	32.84	34.03	34.03	1.01%	316,937
Jun 9, 2026	34.37	35.26	32.33	33.69	33.69	0.54%	320,199
Jun 8, 2026	35.29	35.44	32.26	33.51	33.51	-5.26%	423,759
Jun 5, 2026	37.55	37.95	35.25	35.37	35.37	-6.38%	461,280
Jun 4, 2026	36.98	39.33	36.61	37.78	37.78	2.94%	362,897
Jun 3, 2026	36.50	37.37	35.66	36.70	36.70	0.60%	319,304
Jun 2, 2026	40.22	41.91	36.46	36.48	36.48	-10.81%	537,838
Jun 1, 2026	41.87	42.07	38.92	40.90	40.90	-4.48%	400,138
May 29, 2026	42.96	43.77	42.15	42.82	42.82	0.05%	645,335
May 28, 2026	43.43	44.61	42.39	42.80	42.80	-1.45%	416,031
May 27, 2026	43.46	44.49	42.95	43.43	43.43	1.28%	189,444
May 26, 2026	41.68	43.16	40.53	42.88	42.88	4.25%	188,815
May 22, 2026	41.81	43.42	40.81	41.13	41.13	-1.49%	182,571
May 21, 2026	39.19	41.80	38.65	41.75	41.75	5.70%	236,936
May 20, 2026	38.39	39.71	36.90	39.50	39.50	4.83%	392,330
May 19, 2026	38.97	39.19	37.48	37.68	37.68	-3.98%	313,523
May 18, 2026	41.46	41.46	38.16	39.24	39.24	-2.44%	341,615
May 15, 2026	41.87	42.55	40.07	40.22	40.22	-5.96%	273,179
May 14, 2026	42.70	44.22	41.50	42.77	42.77	-0.81%	342,367
May 13, 2026	40.78	43.54	40.24	43.12	43.12	5.32%	529,640
May 12, 2026	45.07	46.07	40.75	40.94	40.94	-10.90%	525,215
May 11, 2026	44.68	48.45	44.51	45.95	45.95	3.89%	670,726
May 8, 2026	43.93	45.10	43.36	44.23	44.23	2.12%	405,348
May 7, 2026	43.35	45.80	42.33	43.31	43.31	0.05%	777,866
May 6, 2026	41.15	43.86	40.43	43.29	43.29	5.66%	311,287
May 5, 2026	41.53	43.73	40.42	40.97	40.97	1.29%	321,340
May 4, 2026	38.64	41.45	38.64	40.45	40.45	3.32%	341,466
May 1, 2026	38.57	40.30	38.07	39.15	39.15	1.16%	212,701
Apr 30, 2026	37.82	38.92	37.67	38.70	38.70	3.39%	241,674
Apr 29, 2026	39.01	40.30	36.50	37.43	37.43	-5.46%	317,657
Apr 28, 2026	39.68	41.15	38.58	39.59	39.59	0.97%	404,721
Apr 27, 2026	38.02	42.21	37.97	39.21	39.21	2.89%	623,684
Apr 24, 2026	38.35	38.61	35.10	38.11	38.11	-0.63%	518,006
Apr 23, 2026	43.08	44.12	37.80	38.35	38.35	-11.23%	449,480
Apr 22, 2026	41.81	43.63	41.72	43.20	43.20	3.37%	363,494
Apr 21, 2026	43.01	43.41	41.34	41.79	41.79	-1.99%	366,752
Apr 20, 2026	43.54	44.71	41.98	42.64	42.64	-2.07%	447,998
Apr 17, 2026	46.13	46.46	43.31	43.54	43.54	-3.76%	508,774
Apr 16, 2026	44.41	46.06	42.86	45.24	45.24	0.33%	817,608
Apr 15, 2026	44.23	46.10	42.62	45.09	45.09	4.13%	768,535
Apr 14, 2026	41.86	44.71	41.12	43.30	43.30	3.66%	900,098
Apr 13, 2026	37.95	41.84	36.91	41.77	41.77	10.24%	382,801
Apr 10, 2026	38.82	38.82	36.24	37.89	37.89	-2.57%	223,104
Apr 9, 2026	36.75	40.04	36.73	38.89	38.89	5.25%	352,487
Apr 8, 2026	38.36	38.37	36.18	36.95	36.95	0.52%	274,361
Apr 7, 2026	37.15	38.61	35.39	36.76	36.76	-1.66%	373,547
Apr 6, 2026	40.09	40.43	37.28	37.38	37.38	-7.68%	191,854
Apr 2, 2026	40.79	42.62	40.19	40.49	40.49	-1.96%	527,754
Apr 1, 2026	40.16	42.30	40.00	41.30	41.30	3.02%	516,347
Mar 31, 2026	37.49	41.61	37.49	40.09	40.09	9.36%	569,944
Mar 30, 2026	36.18	37.76	35.36	36.66	36.66	1.38%	344,231
Mar 27, 2026	37.04	38.22	36.01	36.16	36.16	-4.74%	497,922
Mar 26, 2026	37.43	38.71	35.93	37.96	37.96	2.37%	273,830
Mar 25, 2026	34.95	38.20	34.95	37.08	37.08	6.67%	285,593
Mar 24, 2026	35.81	36.18	33.65	34.76	34.76	-4.58%	259,578
Mar 23, 2026	36.99	38.29	35.64	36.43	36.43	0.11%	346,679
Mar 20, 2026	35.45	37.41	34.81	36.39	36.39	2.54%	339,158
Mar 19, 2026	34.16	36.17	33.20	35.49	35.49	3.17%	218,953
Mar 18, 2026	35.57	36.42	34.02	34.40	34.40	-4.02%	295,983
Mar 17, 2026	37.17	37.74	34.35	35.84	35.84	-3.58%	243,661
Mar 16, 2026	37.65	39.03	36.59	37.17	37.17	-0.40%	362,382
Mar 13, 2026	36.68	37.95	36.21	37.32	37.32	1.74%	320,341
Mar 12, 2026	37.63	37.87	34.63	36.68	36.68	-4.43%	202,264
Mar 11, 2026	37.63	39.00	37.63	38.38	38.38	0.79%	186,420
Mar 10, 2026	37.63	39.17	37.60	38.08	38.08	1.47%	255,408
Mar 9, 2026	35.58	38.06	35.58	37.53	37.53	4.45%	318,204
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%	276,038
Feb 27, 2026	37.25	38.32	36.24	36.54	36.54	-3.84%	183,148
Feb 26, 2026	38.06	38.37	36.74	38.00	38.00	-0.08%	139,808
Feb 25, 2026	37.60	39.32	37.00	38.03	38.03	1.90%	197,075
Feb 24, 2026	36.99	38.84	36.11	37.32	37.32	3.38%	290,797
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%	389,651
Feb 10, 2026	36.67	38.56	35.70	38.02	38.02	3.25%	321,194
Feb 9, 2026	35.97	37.20	35.02	36.82	36.82	1.97%	311,913
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%	562,950
Feb 4, 2026	44.50	44.50	41.08	41.32	41.32	-7.12%	332,534
Feb 3, 2026	44.42	44.88	42.69	44.48	44.48	1.90%	312,281