SION
SIONNA THER (SION)
NASDAQ
$42.10+$3.27 (+8.42%)
Price as of Jun 23, 2026 5:19 PM EDT
  • $1.8B
    Market Cap
  • 175.39%
    1-Year Change
  • Biotechnology
    Industry
  • 1 Month
    -5.59%
    Low Price$33.51
    High Price$43.43
  • 3 Months
    +6.71%
    Low Price$33.51
    High Price$45.95
  • 1 Year
    +175.39%
    Low Price$14.10
    High Price$45.95
Date
Open
High
Low
Close
Change (%)
Volume
06/22/2026
37.89
40.02
37.87
38.83
+4.10%
416,416
06/18/2026
38.28
38.56
36.63
37.30
+1.55%
736,761
06/17/2026
34.81
37.11
33.99
36.73
+5.70%
406,685
06/16/2026
36.01
36.21
34.43
34.75
-3.47%
375,115
06/15/2026
36.54
37.82
35.53
36.00
+0.22%
278,622
06/12/2026
36.05
37.17
35.50
35.92
-0.36%
189,641
06/11/2026
34.20
36.84
33.72
36.05
+5.94%
398,970
06/10/2026
33.44
35.29
32.84
34.03
+1.01%
316,937
06/09/2026
34.37
35.26
32.33
33.69
+0.54%
320,199
06/08/2026
35.29
35.44
32.26
33.51
-5.26%
423,759
06/05/2026
37.55
37.95
35.25
35.37
-6.38%
461,280
06/04/2026
36.98
39.33
36.61
37.78
+2.94%
362,897
06/03/2026
36.50
37.37
35.66
36.70
+0.60%
319,272
06/02/2026
40.22
41.91
36.46
36.48
-10.81%
537,838
06/01/2026
41.87
42.07
38.92
40.90
-4.48%
400,133
05/29/2026
42.96
43.77
42.15
42.82
+0.05%
645,335
05/28/2026
43.43
44.61
42.39
42.80
-1.45%
416,031
05/27/2026
43.46
44.49
42.95
43.43
+1.28%
189,444
05/26/2026
41.68
43.16
40.53
42.88
+4.25%
188,815
05/22/2026
41.81
43.42
40.81
41.13
-1.49%
182,571
05/21/2026
39.19
41.80
38.65
41.75
+5.70%
236,936
05/20/2026
38.39
39.71
36.90
39.50
+4.83%
392,330
05/19/2026
38.97
39.19
37.48
37.68
-3.98%
313,513
05/18/2026
41.46
41.46
38.16
39.24
-2.44%
341,615
05/15/2026
41.87
42.55
40.07
40.22
-5.96%
273,179
05/14/2026
42.70
44.22
41.50
42.77
-0.81%
342,367
05/13/2026
40.78
43.54
40.24
43.12
+5.32%
529,640
05/12/2026
45.07
46.07
40.75
40.94
-10.90%
525,215
05/12/2026
-$0.60 Earnings
05/11/2026
44.68
48.45
44.51
45.95
+3.89%
670,726
05/08/2026
43.93
45.10
43.36
44.23
+2.12%
405,348
05/07/2026
43.35
45.80
42.33
43.31
+0.05%
777,866
05/06/2026
41.15
43.86
40.43
43.29
+5.66%
311,287
05/05/2026
41.53
43.73
40.42
40.97
+1.29%
321,340
05/04/2026
38.64
41.45
38.64
40.45
+3.32%
341,460
05/01/2026
38.57
40.30
38.07
39.15
+1.16%
212,701
04/30/2026
37.82
38.92
37.67
38.70
+3.39%
241,674
04/29/2026
39.01
40.30
36.50
37.43
-5.46%
317,657
04/28/2026
39.68
41.15
38.58
39.59
+0.97%
404,721
04/27/2026
38.02
42.21
37.97
39.21
+2.89%
623,684
04/24/2026
38.35
38.61
35.10
38.11
-0.63%
518,006
04/23/2026
43.08
44.12
37.80
38.35
-11.23%
449,480
04/22/2026
41.81
43.63
41.72
43.20
+3.37%
363,494
04/21/2026
43.01
43.41
41.34
41.79
-1.99%
366,738
04/20/2026
43.54
44.71
41.98
42.64
-2.07%
447,998
04/17/2026
46.13
46.46
43.31
43.54
-3.76%
508,774
04/16/2026
44.41
46.06
42.86
45.24
+0.33%
817,608
04/15/2026
44.23
46.10
42.62
45.09
+4.13%
768,535
04/14/2026
41.86
44.71
41.12
43.30
+3.66%
900,098
04/13/2026
37.95
41.84
36.91
41.77
+10.24%
382,801
04/10/2026
38.82
38.82
36.24
37.89
-2.57%
223,104
04/09/2026
36.75
40.04
36.73
38.89
+5.25%
352,487
04/08/2026
38.36
38.37
36.18
36.95
+0.52%
274,361
04/07/2026
37.15
38.61
35.39
36.76
-1.66%
373,547
04/06/2026
40.09
40.43
37.28
37.38
-7.68%
191,854
04/02/2026
40.79
42.62
40.19
40.49
-1.96%
527,754
04/01/2026
40.16
42.30
40.00
41.30
+3.02%
516,347
03/31/2026
37.49
41.61
37.49
40.09
+9.36%
569,944
03/30/2026
36.18
37.76
35.36
36.66
+1.38%
344,231
03/27/2026
37.04
38.22
36.01
36.16
-4.74%
497,922
03/26/2026
37.43
38.71
35.93
37.96
+2.37%
273,830
03/25/2026
34.95
38.20
34.95
37.08
+6.67%
285,593
03/24/2026
35.81
36.18
33.65
34.76
-4.58%
259,578
03/23/2026
36.99
38.29
35.64
36.43
+0.11%
346,679
03/20/2026
35.45
37.41
34.81
36.39
+2.54%
339,109
03/19/2026
34.16
36.17
33.20
35.49
+3.17%
218,953
03/18/2026
35.57
36.42
34.02
34.40
-4.02%
295,983
03/17/2026
37.17
37.74
34.35
35.84
-3.58%
243,661
03/16/2026
37.65
39.03
36.59
37.17
-0.40%
362,382
03/13/2026
36.68
37.95
36.21
37.32
+1.74%
320,341
03/12/2026
37.63
37.87
34.63
36.68
-4.43%
202,264
03/11/2026
37.63
39.00
37.63
38.38
+0.79%
186,420
03/10/2026
37.63
39.17
37.60
38.08
+1.47%
255,408
03/09/2026
35.58
38.06
35.58
37.53
+4.45%
318,204
03/06/2026
32.85
36.23
32.77
35.93
+3.96%
310,437
03/05/2026
34.13
34.87
32.72
34.56
-0.03%
611,706
03/04/2026
34.19
35.93
33.61
34.57
+1.41%
207,960
03/03/2026
33.92
34.77
32.61
34.09
+0.50%
220,187
03/02/2026
32.89
35.10
32.57
33.92
-7.17%
276,038
03/02/2026
-$0.46 Earnings
02/27/2026
37.25
38.32
36.24
36.54
-3.84%
183,148
02/26/2026
38.06
38.37
36.74
38.00
-0.08%
139,808
02/25/2026
37.60
39.32
37.00
38.03
+1.90%
197,075
02/24/2026
36.99
38.84
36.11
37.32
+3.38%
290,797
02/23/2026
34.99
38.12
34.72
36.10
+1.72%
102,897
02/20/2026
37.12
37.50
35.46
35.49
-4.95%
145,516
02/19/2026
37.43
38.18
36.65
37.34
-1.03%
181,423
02/18/2026
37.64
38.91
36.95
37.73
-0.79%
104,473
02/17/2026
37.53
38.51
37.24
38.03
+1.36%
117,368
02/13/2026
37.64
39.87
37.02
37.52
-0.32%
332,890
02/12/2026
36.30
38.86
36.07
37.64
+3.04%
199,774
02/11/2026
38.05
38.92
35.67
36.53
-3.91%
389,651
02/10/2026
36.67
38.56
35.70
38.02
+3.25%
321,194
02/09/2026
35.97
37.20
35.02
36.82
+1.97%
311,913
02/06/2026
35.23
38.20
34.87
36.11
+2.44%
440,028
02/05/2026
40.44
41.62
32.46
35.25
-14.68%
562,950
02/04/2026
44.50
44.50
41.08
41.32
-7.12%
332,534
02/03/2026
44.42
44.88
42.69
44.48
+1.90%
312,281
02/02/2026
42.06
44.99
40.89
43.65
+3.29%
911,890
01/30/2026
42.05
43.00
40.71
42.26
-0.42%
229,495