NasdaqCM - Delayed Quote
USD
Atossa Therapeutics, Inc. (ATOS)
2.5200
-0.0100
(-0.40%)
At close: September 4 at 4:00:01 PM EDT
2.5200
0.0000
(0.00%)
After hours: September 4 at 7:30:01 PM EDT
Currency in USD
Download
Date
Open
High
Low
Close
Close price adjusted for splits.
Adj Close
Adjusted close price adjusted for splits and dividend and/or capital gain distributions.
Volume
Sep 4, 2026
2.5100
2.6000
2.5000
2.5200
2.5200
28,000
Sep 3, 2026
2.5000
2.6000
2.4600
2.5300
2.5300
56,700
Sep 2, 2026
2.4000
2.5100
2.3900
2.4600
2.4600
44,800
Sep 1, 2026
2.4800
2.5000
2.3200
2.4200
2.4200
91,800
Aug 31, 2026
2.5700
2.5900
2.5000
2.5000
2.5000
53,200
Aug 28, 2026
2.6200
2.6200
2.5000
2.5800
2.5800
48,200
Aug 27, 2026
2.6400
2.6900
2.5800
2.6400
2.6400
23,100
Aug 26, 2026
2.6600
2.7000
2.6100
2.6500
2.6500
26,300
Aug 25, 2026
2.6200
2.6900
2.5800
2.6800
2.6800
49,700
Aug 24, 2026
2.5600
2.6500
2.4500
2.6400
2.6400
57,000
Aug 21, 2026
2.5900
2.6200
2.5100
2.5400
2.5400
25,600
Aug 20, 2026
2.6200
2.6200
2.4400
2.5900
2.5900
71,000
Aug 19, 2026
2.5700
2.7600
2.5500
2.6400
2.6400
62,200
Aug 18, 2026
2.7700
2.7800
2.5700
2.5900
2.5900
58,300
Aug 17, 2026
2.6200
2.9700
2.5500
2.7900
2.7900
192,400
Aug 14, 2026
2.5400
2.6900
2.4300
2.6000
2.6000
95,900
Aug 13, 2026
2.3600
2.5600
2.3600
2.5600
2.5600
83,100
Aug 12, 2026
2.3200
2.3700
2.2700
2.3500
2.3500
31,300
Aug 11, 2026
2.3900
2.4500
2.2700
2.3600
2.3600
56,700
Aug 10, 2026
2.2600
2.4500
2.2600
2.3700
2.3700
68,900
Aug 7, 2026
2.3700
2.4500
2.2400
2.3600
2.3600
78,000
Aug 6, 2026
2.3900
2.4400
2.2600
2.4200
2.4200
30,700
Aug 5, 2026
2.3700
2.3900
2.2700
2.3900
2.3900
36,800
Aug 4, 2026
2.1800
2.3400
2.1800
2.3100
2.3100
55,000
Aug 3, 2026
2.1000
2.1900
2.0700
2.1700
2.1700
24,300
Jul 31, 2026
2.1900
2.1900
2.0500
2.0700
2.0700
79,000
Jul 30, 2026
2.2900
2.3000
2.1800
2.1900
2.1900
32,000
Jul 29, 2026
2.3700
2.3900
2.2800
2.3100
2.3100
40,600
Jul 28, 2026
2.3600
2.4900
2.3300
2.4200
2.4200
45,900
Jul 27, 2026
2.3000
2.4500
2.3000
2.3600
2.3600
36,700
Jul 24, 2026
2.4100
2.4600
2.2500
2.3000
2.3000
40,600
Jul 23, 2026
2.4400
2.5500
2.4100
2.4100
2.4100
37,200
Jul 22, 2026
2.4300
2.4900
2.3700
2.4300
2.4300
26,300
Jul 21, 2026
2.4600
2.6000
2.3900
2.4000
2.4000
106,000
Jul 20, 2026
2.4800
2.5800
2.4000
2.4900
2.4900
117,300
Jul 17, 2026
2.3900
2.5000
2.2700
2.4900
2.4900
47,800
Jul 16, 2026
2.4200
2.4600
2.3400
2.3900
2.3900
68,900
Jul 15, 2026
2.2900
2.4400
2.2300
2.4400
2.4400
97,200
Jul 14, 2026
2.3500
2.3600
2.2300
2.2600
2.2600
157,700
Jul 13, 2026
2.3700
2.4200
2.2100
2.4000
2.4000
177,600
Jul 10, 2026
2.3700
2.3900
2.2200
2.3700
2.3700
65,700
Jul 9, 2026
2.4200
2.4200
2.2700
2.3600
2.3600
144,100
Jul 8, 2026
2.5100
2.5400
2.3800
2.4500
2.4500
128,000
Jul 7, 2026
2.3700
2.6000
2.1900
2.4900
2.4900
426,400
Jul 6, 2026
2.1400
2.4100
2.1400
2.2800
2.2800
228,500
Jul 2, 2026
2.0300
2.1900
2.0300
2.1200
2.1200
116,500
Jul 1, 2026
1.9500
2.0600
1.9200
2.0400
2.0400
144,200
Jun 30, 2026
1.9800
2.0100
1.9300
1.9300
1.9300
73,900
Jun 29, 2026
1.9000
2.0400
1.8900
1.9800
1.9800
181,700
Jun 26, 2026
1.7600
1.9100
1.7300
1.8800
1.8800
377,700
Jun 25, 2026
1.7700
1.7800
1.7000
1.7700
1.7700
143,500
Jun 24, 2026
1.8900
1.8900
1.7500
1.7500
1.7500
304,000
Jun 23, 2026
1.8200
1.9600
1.7800
1.9000
1.9000
534,900
Jun 22, 2026
2.0300
2.0300
1.8100
1.8300
1.8300
469,900
Jun 18, 2026
2.0100
2.0300
1.9500
2.0100
2.0100
193,500
Jun 17, 2026
2.2100
2.2100
1.9500
1.9900
1.9900
696,600
Jun 16, 2026
2.3600
2.3800
2.1600
2.2200
2.2200
310,100
Jun 15, 2026
2.5100
2.5100
2.3100
2.3500
2.3500
477,300
Jun 12, 2026
2.5700
2.7000
2.4500
2.4600
2.4600
644,400
Jun 11, 2026
2.8100
2.8100
2.5200
2.5900
2.5900
1,419,900
Jun 10, 2026
4.3900
4.5900
4.3600
4.4000
4.4000
29,900
Jun 9, 2026
4.5500
4.5900
4.3600
4.4100
4.4100
53,900
Jun 8, 2026
4.5600
4.5600
4.3500
4.5500
4.5500
36,000
Jun 5, 2026
4.7800
4.8000
4.4000
4.4700
4.4700
80,900
Jun 4, 2026
4.6700
4.8700
4.6500
4.8500
4.8500
46,800
Jun 3, 2026
4.8000
4.8000
4.6800
4.7000
4.7000
45,100
Jun 2, 2026
5.0600
5.1500
4.8000
4.8500
4.8500
77,700
Jun 1, 2026
5.1400
5.2000
4.9300
5.1100
5.1100
58,500
May 29, 2026
5.2100
5.3000
5.0000
5.2300
5.2300
42,900
May 28, 2026
5.1900
5.2500
4.9800
5.1900
5.1900
51,700
May 27, 2026
4.9500
5.1800
4.8600
5.1200
5.1200
39,800
May 26, 2026
4.9500
5.0600
4.8600
4.9500
4.9500
30,300
May 22, 2026
4.9300
5.1000
4.8400
4.9600
4.9600
28,200
May 21, 2026
4.7900
5.0600
4.6600
4.9700
4.9700
55,000
May 20, 2026
4.7100
4.9600
4.6600
4.8400
4.8400
38,800
May 19, 2026
4.8000
4.9200
4.6600
4.7500
4.7500
50,600
May 18, 2026
4.8500
4.9500
4.7000
4.7800
4.7800
42,700
May 15, 2026
5.1100
5.1100
4.8500
4.8500
4.8500
46,200
May 14, 2026
5.1600
5.1600
4.9500
5.1500
5.1500
29,900
May 13, 2026
5.2300
5.3100
5.1500
5.1600
5.1600
32,000
May 12, 2026
5.4300
5.4300
5.0800
5.1600
5.1600
60,000
May 11, 2026
5.5800
5.7100
5.4500
5.5000
5.5000
37,700
May 8, 2026
5.4200
5.6500
5.4200
5.6000
5.6000
31,400
May 7, 2026
5.8100
5.8300
5.6100
5.6700
5.6700
47,800
May 6, 2026
5.5300
5.8900
5.4900
5.8000
5.8000
60,200
May 5, 2026
5.8600
6.1800
5.2400
5.5800
5.5800
199,100
May 4, 2026
5.3300
5.9700
5.3300
5.8600
5.8600
98,400
May 1, 2026
5.4300
5.4300
5.1600
5.3300
5.3300
35,700
Apr 30, 2026
5.2800
5.4600
5.1900
5.3700
5.3700
24,700
Apr 29, 2026
5.4700
5.5100
5.2100
5.2800
5.2800
28,900
Apr 28, 2026
5.4900
5.7400
5.3200
5.4900
5.4900
29,600
Apr 27, 2026
5.6800
5.7800
5.3200
5.4500
5.4500
36,800
Apr 24, 2026
5.7300
5.8000
5.5400
5.7000
5.7000
42,700
Apr 23, 2026
5.9300
5.9300
5.6100
5.7300
5.7300
39,400
Apr 22, 2026
5.8700
6.0200
5.7500
5.9500
5.9500
40,200
Apr 21, 2026
6.2000
6.2000
5.7600
5.7700
5.7700
91,400
Apr 20, 2026
5.8300
6.2800
5.8000
6.1700
6.1700
127,700
Apr 17, 2026
5.8100
5.9400
5.6700
5.8300
5.8300
54,700
Apr 16, 2026
5.6400
5.7800
5.5200
5.7700
5.7700
33,900
Apr 15, 2026
5.3700
5.7600
5.3500
5.7400
5.7400
100,100
Apr 14, 2026
5.3000
5.4400
5.2300
5.3500
5.3500
35,500
Apr 13, 2026
4.9200
5.3600
4.9200
5.3100
5.3100
71,400
Apr 10, 2026
4.9900
4.9900
4.8100
4.9400
4.9400
30,100
Apr 9, 2026
4.8400
5.0500
4.7300
4.9800
4.9800
42,900
Apr 8, 2026
5.0800
5.1400
4.7300
4.8200
4.8200
77,000
Apr 7, 2026
5.1500
5.1500
4.7000
4.8800
4.8800
81,500
Apr 6, 2026
5.4100
5.4100
5.1000
5.1500
5.1500
54,700
Apr 2, 2026
5.0100
5.5600
5.0000
5.3700
5.3700
71,500
Apr 1, 2026
5.2700
5.3600
5.0300
5.1100
5.1100
63,300
Mar 31, 2026
4.7700
5.2600
4.7700
5.2600
5.2600
42,700
Mar 30, 2026
4.7900
4.8700
4.5900
4.7100
4.7100
39,200
Mar 27, 2026
4.6000
4.9300
4.6000
4.7200
4.7200
64,900
Mar 26, 2026
5.1900
5.4700
4.6400
4.7100
4.7100
124,100
Mar 25, 2026
5.5700
6.0900
5.4000
5.4200
5.4200
130,300
Mar 24, 2026
5.6100
5.6900
5.3900
5.5100
5.5100
41,200
Mar 23, 2026
5.3700
5.7100
5.3500
5.6100
5.6100
65,600
Mar 20, 2026
5.1700
5.9800
5.1200
5.3300
5.3300
159,500
Mar 19, 2026
5.1100
5.3500
4.9700
5.1300
5.1300
66,000
Mar 18, 2026
5.5000
5.5300
5.1000
5.1100
5.1100
47,200
Mar 17, 2026
4.9800
5.5700
4.9800
5.4900
5.4900
64,500
Mar 16, 2026
5.0600
5.1800
4.9000
4.9700
4.9700
39,000
Mar 13, 2026
5.0800
5.2300
4.9500
5.0100
5.0100
105,700
Mar 12, 2026
4.7300
5.3800
4.7100
5.0500
5.0500
146,900
Mar 11, 2026
4.7300
4.8500
4.6100
4.7800
4.7800
42,700
Mar 10, 2026
4.5800
4.8700
4.5600
4.7800
4.7800
125,400
Mar 9, 2026
4.5300
4.6000
4.3600
4.5700
4.5700
130,000
Mar 6, 2026
4.5600
4.6700
4.4400
4.5300
4.5300
46,200
Mar 5, 2026
4.9200
5.0100
4.5200
4.6800
4.6800
70,700
Mar 4, 2026
4.7900
5.1200
4.7100
4.9200
4.9200
136,400
Mar 3, 2026
4.5400
4.9100
4.3100
4.7200
4.7200
104,100
Mar 2, 2026
4.3500
4.5500
4.2300
4.5000
4.5000
88,100
Feb 27, 2026
4.4300
4.5900
4.3500
4.4300
4.4300
69,300
Feb 26, 2026
4.3600
4.6000
4.3000
4.4700
4.4700
90,800
Feb 25, 2026
4.2300
4.4400
4.1500
4.2700
4.2700
78,600
Feb 24, 2026
4.0100
4.2700
4.0000
4.2100
4.2100
96,300
Feb 23, 2026
4.1100
4.1500
3.8400
3.9600
3.9600
105,400
Feb 20, 2026
4.3800
4.4800
4.1500
4.2100
4.2100
43,900
Feb 19, 2026
4.3500
4.5500
4.2000
4.4200
4.4200
78,800
Feb 18, 2026
4.0600
4.5900
4.0600
4.3400
4.3400
85,600
Feb 17, 2026
4.1400
4.2000
3.9700
4.1500
4.1500
92,700
Feb 13, 2026
3.9200
4.4400
3.9100
4.2000
4.2000
94,400
Feb 12, 2026
4.0500
4.1500
3.7600
3.9400
3.9400
247,200
Feb 11, 2026
4.7600
4.7700
4.0300
4.0500
4.0500
348,100
Feb 10, 2026
4.9100
5.0500
4.8000
4.8200
4.8200
190,400
Feb 9, 2026
5.3200
5.3300
4.7800
4.9900
4.9900
325,200
Feb 6, 2026
5.3300
5.5400
5.2100
5.3400
5.3400
156,100
Feb 5, 2026
5.0300
5.4700
5.0100
5.3300
5.3300
186,700
Feb 4, 2026
5.4100
5.5100
4.9200
5.2900
5.2900
282,900
Feb 3, 2026
5.6000
5.8500
4.9100
5.5300
5.5300
639,800
Feb 2, 2026
1:15
Stock Splits
Dividends on any given ex-date include regular and any special dividends
Feb 2, 2026
7.2300
7.5600
5.4000
5.5900
5.5900
678,200
Jan 30, 2026
9.0000
9.0000
7.9500
8.5500
8.5500
189,393
Jan 29, 2026
9.3000
9.3000
8.5500
9.0000
9.0000
118,360
Jan 28, 2026
10.0500
10.3500
9.1500
9.3000
9.3000
141,433
Jan 27, 2026
10.5000
10.9500
9.9000
10.2000
10.2000
124,893
Jan 26, 2026
9.4500
10.6500
9.0000
10.3500
10.3500
211,373
Jan 23, 2026
9.9000
9.9000
9.4500
9.6000
9.6000
50,140
Jan 22, 2026
9.3000
9.9000
8.8500
9.7500
9.7500
77,700
Jan 21, 2026
9.0000
9.3000
8.8500
9.0000
9.0000
60,967
Jan 20, 2026
9.9000
9.9000
8.7000
9.0000
9.0000
262,987
Jan 16, 2026
9.1500
9.6000
8.8500
9.3000
9.3000
776,060
Jan 15, 2026
9.1500
9.1500
8.5500
8.7000
8.7000
107,020
Jan 14, 2026
9.4500
9.4500
9.0000
9.0000
9.0000
109,600
Jan 13, 2026
9.9000
10.0500
9.4500
9.6000
9.6000
35,907
Jan 12, 2026
9.6000
9.9000
9.3000
9.7500
9.7500
48,440
Jan 9, 2026
9.9000
10.0500
9.4500
9.7500
9.7500
59,553
Jan 8, 2026
10.0500
10.2000
9.6000
9.7500
9.7500
60,260
Jan 7, 2026
10.0500
10.5000
9.9000
10.0500
10.0500
44,540
Jan 6, 2026
9.1500
10.2000
9.1500
9.9000
9.9000
157,127
Jan 5, 2026
9.7500
9.7500
9.0000
9.3000
9.3000
78,020
Jan 2, 2026
8.8500
9.4500
8.8500
9.4500
9.4500
103,153
Dec 31, 2025
9.0000
9.1500
8.2500
8.8500
8.8500
247,867
Dec 30, 2025
9.7500
9.7500
9.3000
9.3000
9.3000
110,973
Dec 29, 2025
9.6000
10.3500
9.6000
9.9000
9.9000
70,720
Dec 26, 2025
10.2000
10.3500
9.7500
9.9000
9.9000
65,167
Dec 24, 2025
10.2000
10.5000
10.0500
10.3500
10.3500
45,707
Dec 23, 2025
10.5000
10.6500
10.0500
10.2000
10.2000
152,540
Dec 22, 2025
10.9500
11.2500
10.6500
10.8000
10.8000
42,893
Dec 19, 2025
10.6500
11.1000
10.5000
10.9500
10.9500
63,053
Dec 18, 2025
10.6500
11.1000
10.5000
10.5000
10.5000
41,907
Dec 17, 2025
11.1000
11.2500
10.6500
10.6500
10.6500
32,133
Dec 16, 2025
10.5000
11.1000
10.5000
10.8000
10.8000
39,640
Dec 15, 2025
11.1000
11.5500
10.5000
10.6500
10.6500
193,387
Dec 12, 2025
13.2000
13.6500
12.3000
12.4500
12.4500
97,133
Dec 11, 2025
14.4000
14.8500
13.3500
13.5000
13.5000
388,287
Dec 10, 2025
12.3000
13.0500
12.0000
12.7500
12.7500
68,380
Dec 9, 2025
11.7000
12.3000
11.7000
12.1500
12.1500
38,707
Dec 8, 2025
12.3000
12.3000
11.5500
11.7000
11.7000
30,700
Dec 5, 2025
11.7000
12.1500
11.5500
12.0000
12.0000
56,260
Dec 4, 2025
11.1000
11.5500
10.9500
11.4000
11.4000
47,213
Dec 3, 2025
10.6500
11.1000
10.5000
11.1000
11.1000
41,473
Dec 2, 2025
10.9500
11.2500
10.2000
10.5000
10.5000
80,973
Dec 1, 2025
11.8500
12.0000
11.1000
11.1000
11.1000
49,787
Nov 28, 2025
11.8500
11.8500
11.5500
11.7000
11.7000
15,893
Nov 26, 2025
11.7000
12.1500
11.5500
11.7000
11.7000
41,907
Nov 25, 2025
11.4000
11.7000
11.2500
11.5500
11.5500
15,800
Nov 24, 2025
12.0000
12.3000
11.2500
11.2500
11.2500
52,853
Nov 21, 2025
11.2500
11.7000
11.1000
11.7000
11.7000
39,687
Nov 20, 2025
11.4000
12.0000
11.2500
11.2500
11.2500
33,133
Nov 19, 2025
11.8500
12.0000
11.4000
11.4000
11.4000
30,227
Nov 18, 2025
11.5500
12.3000
11.5500
11.8500
11.8500
28,520
Nov 17, 2025
12.1500
12.7500
11.5500
11.8500
11.8500
50,780
Nov 14, 2025
11.8500
12.3000
11.7000
12.0000
12.0000
32,200
Nov 13, 2025
12.0000
12.4500
11.5500
12.0000
12.0000
52,127
Nov 12, 2025
12.4500
12.7500
11.8500
12.1500
12.1500
41,540
Nov 11, 2025
12.6000
12.7500
12.1500
12.4500
12.4500
15,727
Nov 10, 2025
12.4500
13.2000
12.4500
12.6000
12.6000
31,880
Nov 7, 2025
12.0000
12.4500
11.7000
12.3000
12.3000
58,760
Nov 6, 2025
12.4500
12.6000
12.1500
12.1500
12.1500
21,800
Nov 5, 2025
12.6000
12.7500
12.4500
12.4500
12.4500
24,340
Nov 4, 2025
12.9000
13.3500
12.6000
12.7500
12.7500
40,360
Nov 3, 2025
13.5000
13.6500
12.7500
12.9000
12.9000
35,573
Oct 31, 2025
13.0500
13.6500
13.0500
13.3500
13.3500
29,633
Oct 30, 2025
13.0500
13.5000
12.9000
13.2000
13.2000
37,100
Oct 29, 2025
13.9500
14.1000
12.9000
13.2000
13.2000
55,833
Oct 28, 2025
14.1000
14.4000
13.9500
14.1000
14.1000
23,527
Oct 27, 2025
13.9500
14.4000
13.8000
14.1000
14.1000
37,273
Oct 24, 2025
13.8000
14.1000
13.6500
13.9500
13.9500
42,467
Oct 23, 2025
13.9500
14.2500
13.5000
13.8000
13.8000
32,093
Oct 22, 2025
14.5500
14.5500
13.5000
13.8000
13.8000
90,440
Oct 21, 2025
15.0000
15.3000
14.4000
14.4000
14.4000
43,267
Oct 20, 2025
15.0000
15.1500
14.7000
15.1500
15.1500
40,260
Oct 17, 2025
15.1500
15.4500
14.2500
14.7000
14.7000
80,567
Oct 16, 2025
15.7500
16.5000
15.0000
15.4500
15.4500
70,827
Oct 15, 2025
15.6000
16.2000
15.4500
15.7500
15.7500
54,553
Oct 14, 2025
15.3000
15.9000
14.4000
15.4500
15.4500
102,133
Oct 13, 2025
16.8000
17.2500
15.6000
15.7500
15.7500
103,413
Oct 10, 2025
17.5500
18.0000
15.7500
16.2000
16.2000
162,287
Oct 9, 2025
16.9500
19.3500
16.8000
17.7000
17.7000
291,527
Oct 8, 2025
15.1500
17.4000
15.1500
16.6500
16.6500
275,467
Oct 7, 2025
15.0000
15.3000
14.7000
15.1500
15.1500
72,160
Oct 6, 2025
15.1500
15.3000
14.5500
15.0000
15.0000
86,433
Oct 3, 2025
13.9500
15.7500
13.8000
15.1500
15.1500
201,853
Oct 2, 2025
13.8000
13.9500
13.3500
13.8000
13.8000
54,433
Oct 1, 2025
12.9000
13.9500
12.9000
13.8000
13.8000
77,847
Sep 30, 2025
13.2000
13.3500
12.9000
13.0500
13.0500
24,907
Sep 29, 2025
13.0500
13.5000
12.9000
13.0500
13.0500
61,260
Sep 26, 2025
12.3000
12.9000
12.3000
12.9000
12.9000
31,013
Sep 25, 2025
12.4500
12.6000
12.3000
12.3000
12.3000
22,093
Sep 24, 2025
12.4500
12.7500
12.3000
12.4500
12.4500
26,713
Sep 23, 2025
12.7500
13.0500
12.3000
12.3000
12.3000
63,847
Sep 22, 2025
12.6000
12.7500
12.3000
12.4500
12.4500
31,240
Sep 19, 2025
13.2000
13.2000
12.4500
12.7500
12.7500
50,033
Sep 18, 2025
12.6000
13.2000
12.4500
13.2000
13.2000
69,533
Sep 17, 2025
12.1500
12.6000
12.1500
12.4500
12.4500
33,007
Sep 16, 2025
12.1500
12.4500
12.1500
12.3000
12.3000
37,120
Sep 15, 2025
12.4500
12.6000
12.1500
12.3000
12.3000
39,500
Sep 12, 2025
12.4500
12.7500
12.4500
12.6000
12.6000
32,927
Sep 11, 2025
12.0000
12.4500
12.0000
12.3000
12.3000
44,407
Sep 10, 2025
12.1500
12.3000
11.8500
12.0000
12.0000
28,107
Sep 9, 2025
11.7000
12.3000
11.7000
12.1500
12.1500
35,847
Sep 8, 2025
12.0000
12.1500
11.7000
12.1500
12.1500
50,547
Sep 5, 2025
11.7000
12.0000
11.5500
11.8500
11.8500
37,247
