Moleculin Biotech, Inc MBRX

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Moleculin Biotech, Inc. - Common Stock · Company · Nasdaq

Paper trade (simulated — no real money)

Fill: USD 2.1200 · FX 1 USD = 1.288650 SGD · about SGD 2.7319 per unit

Sign in to place simulated trades. USD fills are converted into the SGD portfolio at the displayed rate.

Announcement types: (default: consequential filings)
Results & current reports
Capital markets
Ownership & governance

USD closing-price chart (daily close from yfinance · Last year)

USD 13.75 → 2.12 · -84.6%
17.8509.9051.960 1 2 3 4 5 6,7 8 9 10 11,12 13 14 15 16 17 18 19 20 21 22 23,24 25 26 27 28 29 30 31 32 33 34 35,36 37 38 39 40 41 42 43 44,45 46 47 48 49 50,51 52 53 54,55 56 57 58 59 60 61 62 63 64 65 66 67,68 Jul 25Oct 25Jan 26Apr 26Jul 26

Numbered dotted lines mark the filtered filings under Announcement Events below.

Price & SEC Filing History 26 Jul 2025 — 27 Jul 2026 (Last year)

Daily Nasdaq prices are sourced from yfinance. Yellow highlighting marks an intraday rise or a gap up between adjacent trading sessions. SEC acceptance times are converted to US Eastern time: pre-market filings appear below that day’s OHLCV row; filings accepted after the 09:30 ET open appear above it. The SEC does not publish an exact first-public-availability timestamp, so acceptance time is the best available proxy.

No data yet
Weekend
Weekend
2.1200 2.1300 2.0700 2.1200 44,400
2.0800 2.1200 2.0400 2.0800 36,100
2.1900 2.2080 2.0500 2.1000 75,100
2.1800 2.2100 2.1000 2.1500 28,400
2.1000 2.1600 2.0600 2.1400 73,700
Weekend
Weekend
2.1500 2.1800 2.0500 2.1000 152,800
2.2900 2.3150 2.1640 2.1700 102,400
2.2200 2.3400 2.2200 2.3100 115,600
2.2300 2.3050 2.2200 2.2600 125,900
2.2500 2.2900 2.1800 2.2100 117,500
Weekend
Weekend
2.4300 2.4300 2.2500 2.2800 139,200
2.3300 2.4850 2.3300 2.4400 120,000
2.2600 2.3700 2.1900 2.3700 216,000
2.3700 2.4000 2.2600 2.3200 242,500
2.5900 2.6500 2.3750 2.4000 406,500
Weekend
Weekend
No trading
2.5700 2.7800 2.5560 2.6400 360,100
2.5900 2.7500 2.5300 2.6900 680,500
2.9900 3.0500 2.3500 2.7900 2,739,300
68 · 8-K Pre-market · 08:30 ET FORM 8-K ↗ 67 · 8-K Pre-market · 08:29 ET FORM 8-K ↗
3.4000 3.6900 3.2020 3.5700 2,016,200
Weekend
Weekend
2.9800 3.5500 2.9700 3.2700 1,296,300
2.8600 3.0900 2.8600 2.9900 600,700
2.6100 2.9400 2.6100 2.9300 917,600
2.6600 2.8500 2.5300 2.7500 11,238,800
3.0100 3.1600 2.9400 3.1200 437,400
Weekend
Weekend
No trading
2.9000 2.9600 2.8100 2.8800 379,200
2.6900 2.9000 2.6720 2.8000 337,100
2.7800 2.7800 2.6650 2.7000 138,000
2.7000 2.7800 2.6500 2.7100 119,200
Weekend
Weekend
2.6900 2.7900 2.6000 2.6400 199,500
2.5500 2.7700 2.5080 2.7000 196,300
2.3600 2.5400 2.3600 2.5000 100,700
2.4400 2.4850 2.3500 2.4100 183,900
2.4300 2.5200 2.3400 2.4700 181,700
Weekend
Weekend
2.5700 2.6020 2.3700 2.4000 225,900
66 · 8-K Pre-market · 08:30 ET FORM 8-K ↗
2.4600 2.6390 2.4000 2.5100 270,400
2.4300 2.5000 2.3600 2.4600 141,600
2.6500 2.6900 2.4000 2.4600 396,600
2.8100 2.9500 2.6100 2.6400 502,400
Weekend
Weekend
2.7300 2.9000 2.6700 2.7900 360,700
65 · 8-K Pre-market · 09:26 ET FORM 8-K ↗
2.6700 2.7900 2.6200 2.7400 217,100
2.4800 2.7900 2.4110 2.7300 488,800
2.4200 2.4900 2.3500 2.4500 299,600
64 · 8-K Pre-market · 08:00 ET FORM 8-K ↗
No trading
Weekend
Weekend
63 · 8-K After-hours · 16:00 ET FORM 8-K ↗
2.4200 2.4900 2.3200 2.3900 250,400
2.3600 2.4400 2.3100 2.3900 157,000
2.3600 2.3700 2.2800 2.3400 99,500
2.1100 2.3900 2.0670 2.3500 272,700
2.1300 2.1300 2.0250 2.0900 225,900
Weekend
Weekend
2.1600 2.1800 2.0140 2.1100 311,800
62 · 8-K Pre-market · 08:30 ET FORM 8-K ↗ 61 · 10-Q After-hours · 16:00 ET FORM 10-Q ↗
2.2400 2.2400 2.1700 2.2000 264,600
2.4500 2.4800 2.0000 2.1400 1,045,600
60 · 8-K Pre-market · 08:00 ET FORM 8-K ↗ 59 · 8-K After market open · 09:30 ET FORM 8-K ↗
2.4800 2.4800 2.3200 2.3400 98,100
2.4000 2.4990 2.4000 2.4400 137,200
Weekend
Weekend
2.5070 2.5500 2.3500 2.4700 646,500
58 · 8-K Pre-market · 08:45 ET FORM 8-K ↗
2.5100 2.5590 2.4500 2.4900 70,400
2.4900 2.5500 2.4800 2.4800 53,600
2.5200 2.5400 2.4650 2.4900 47,900
2.5200 2.5940 2.4250 2.4800 123,500
Weekend
Weekend
2.5600 2.5800 2.4900 2.5100 28,000
2.4600 2.5800 2.4600 2.5600 70,000
2.5600 2.5600 2.4500 2.5100 76,300
2.5600 2.6240 2.5000 2.5600 138,400
2.5500 2.5600 2.4580 2.5400 103,300
Weekend
Weekend
2.5400 2.6390 2.5000 2.5400 100,800
2.4700 2.5790 2.2900 2.5400 548,600
57 · 8-K Pre-market · 08:25 ET FORM 8-K ↗
2.5400 2.5400 2.4200 2.5000 57,900
2.5700 2.6000 2.4700 2.5300 59,900
2.4100 2.5800 2.3400 2.5600 113,100
Weekend
Weekend
2.4400 2.4800 2.3750 2.4200 97,900
2.3700 2.4350 2.3600 2.4000 108,600
56 · 8-K After market open · 11:40 ET FORM 8-K ↗
2.4400 2.4600 2.3700 2.4400 132,800
55 · 10-K/A After-hours · 17:26 ET FORM 10-K/A ↗ 54 · 424B3 After-hours · 16:56 ET FORM 424B3 ↗
2.7200 2.7200 2.4450 2.4900 155,300
2.6200 2.7700 2.5890 2.7200 68,200
Weekend
Weekend
2.5400 2.6480 2.5200 2.6200 55,200
2.4400 2.5800 2.4150 2.5500 111,900
2.4400 2.6100 2.4100 2.4300 83,400
2.3300 2.4400 2.3300 2.4100 68,700
2.3000 2.3500 2.2620 2.3200 41,200
Weekend
Weekend
No trading
2.1800 2.3300 2.1800 2.3200 59,700
2.2600 2.3000 2.2000 2.2300 59,400
2.2700 2.3200 2.2000 2.2900 77,400
2.3800 2.3970 2.2100 2.2400 115,200
Weekend
Weekend
53 · S-3 After-hours · 16:01 ET FORM S-3 ↗
2.4400 2.4400 2.3400 2.4400 83,900
2.4700 2.5200 2.4000 2.4300 109,800
2.3000 2.5000 2.2700 2.4900 199,600
2.1500 2.3000 2.0800 2.2500 158,300
2.1200 2.1500 2.0700 2.1000 70,900
52 · 8-K Pre-market · 08:30 ET FORM 8-K ↗
Weekend
Weekend
2.0600 2.1300 2.0100 2.0600 79,700
2.0800 2.0980 1.9700 2.0600 50,200
51 · 8-K Pre-market · 08:45 ET FORM 8-K ↗ 50 · 8-K Pre-market · 08:35 ET FORM 8-K ↗ 49 · 10-K After-hours · 16:06 ET FORM 10-K ↗
2.1600 2.1600 2.0100 2.0800 87,800
2.0800 2.1800 2.0500 2.1600 122,700
2.0300 2.0980 2.0200 2.0500 100,700
Weekend
Weekend
2.0500 2.1100 1.9770 2.0400 148,400
2.0300 2.0700 1.9400 2.0500 109,200
2.0000 2.0490 1.9600 2.0300 118,500
2.0000 2.0500 1.9500 1.9700 134,200
48 · DEF 14A After market open · 15:58 ET FORM DEF 14A ↗
2.0300 2.2100 1.7900 1.9600 463,900
Weekend
Weekend
2.2400 2.2400 2.0500 2.0800 180,700
2.3000 2.3490 2.2400 2.2400 73,900
2.3000 2.4000 2.2800 2.3400 85,000
2.3500 2.3700 2.2200 2.2700 140,800
2.3400 2.4300 2.3400 2.3800 82,900
Weekend
Weekend
2.4500 2.4900 2.3800 2.3900 72,000
47 · PRE 14A After market open · 14:09 ET FORM PRE 14A ↗
2.5500 2.6200 2.3700 2.4100 169,400
2.4800 2.6760 2.4300 2.5800 198,300
2.3300 2.5200 2.2500 2.4500 267,100
2.4700 2.4900 2.2800 2.3300 235,600
Weekend
Weekend
2.6100 2.6200 2.4100 2.4600 546,100
46 · 8-K Pre-market · 08:50 ET FORM 8-K ↗
3.1500 3.1600 2.5500 2.6800 2,166,200
45 · 8-K After-hours · 16:31 ET FORM 8-K ↗
4.7800 5.3000 4.6500 4.8100 514,700
44 · 8-K Pre-market · 08:20 ET FORM 8-K ↗
4.4000 4.7000 4.3300 4.5600 69,300
43 · 8-K Pre-market · 08:35 ET FORM 8-K ↗
No trading
Weekend
Weekend
4.2400 4.4000 4.1000 4.3400 69,000
4.1600 4.2600 4.0700 4.2160 25,200
4.1200 4.2000 4.0300 4.1800 36,900
4.1700 4.3400 4.1200 4.1400 25,600
4.3600 4.3700 4.1000 4.1200 43,300
Weekend
Weekend
4.1600 4.3880 3.8500 4.3100 158,200
42 · 8-K After market open · 11:55 ET FORM 8-K ↗
4.1400 4.2000 3.9000 3.9100 51,600
4.1500 4.3000 3.9000 4.1800 169,100
4.1100 4.2790 4.0160 4.1900 30,500
4.2900 4.4630 4.0100 4.1200 94,400
Weekend
Weekend
4.2800 4.3990 4.1400 4.2900 37,000
4.5900 4.6000 4.2000 4.2800 70,400
4.5300 4.7000 4.4200 4.5900 82,500
4.5400 4.5400 4.3500 4.5200 42,000
4.7000 4.7000 4.2600 4.5500 155,600
Weekend
Weekend
4.8600 4.9010 4.6000 4.6800 95,700
4.8000 5.1500 4.6850 4.7700 192,200
4.3600 4.9400 4.2700 4.7600 223,700
4.0800 4.3900 4.0100 4.2600 150,400
41 · 8-K Pre-market · 08:00 ET FORM 8-K ↗
No trading
Weekend
Weekend
4.3000 4.3000 4.0850 4.1600 132,100
4.1400 4.3600 4.0500 4.2700 86,900
4.4500 4.4500 4.0600 4.1400 104,300
4.0500 4.6000 3.9100 4.2900 283,700
40 · 8-K Pre-market · 08:55 ET FORM 8-K ↗
4.0700 4.1120 3.8640 4.0500 145,400
39 · 8-K Pre-market · 08:36 ET FORM 8-K ↗
Weekend
Weekend
4.2200 4.2200 3.9200 3.9800 116,300
4.0700 4.3400 4.0500 4.1100 109,900
4.1500 4.2560 4.0200 4.0700 166,500
38 · 8-K Pre-market · 08:30 ET FORM 8-K ↗
3.9300 4.3170 3.8640 4.1200 202,400
3.6700 4.1000 3.6400 3.9000 219,000
Weekend
Weekend
37 · DEF 14A After-hours · 16:00 ET FORM DEF 14A ↗
3.3300 3.6350 3.2500 3.6200 149,100
No trading
3.3000 3.3500 3.1700 3.3100 102,300
3.4200 3.4200 3.1300 3.3200 101,600
3.7900 3.8600 3.3200 3.4400 520,300
Weekend
Weekend
3.9000 3.9490 3.7800 3.8300 90,700
No trading
4.0900 4.1790 3.7800 3.9000 126,000
36 · S-3 After-hours · 16:47 ET FORM S-3 ↗ 35 · 424B5 After-hours · 16:23 ET FORM 424B5 ↗
3.9800 4.2400 3.9200 4.1500 105,900
3.7400 4.1200 3.7400 4.0100 178,300
34 · 8-K Pre-market · 08:55 ET FORM 8-K ↗
Weekend
Weekend
33 · PRE 14A After-hours · 16:36 ET FORM PRE 14A ↗
3.8600 4.0600 3.7500 3.9000 155,100
4.0700 4.1620 3.8100 3.8300 222,200
4.1800 4.3700 3.6300 4.1400 5,961,800
32 · 8-K Pre-market · 08:30 ET FORM 8-K ↗ 31 · 8-K After-hours · 17:20 ET FORM 8-K ↗
4.4700 4.7800 4.3600 4.6900 103,000
5.0000 5.0890 4.4200 4.5000 167,500
Weekend
Weekend
5.0600 5.2000 4.7500 4.9800 193,700
4.9600 5.3200 4.8900 5.0000 311,100
30 · 8-K After-hours · 16:45 ET FORM 8-K ↗
5.6700 5.8820 4.7500 4.8300 601,400
7.2900 7.5000 6.2000 6.6300 2,372,100
29 · 8-K Pre-market · 08:16 ET FORM 8-K ↗
7.4600 7.9800 7.0100 7.2500 817,800
28 · 8-K Pre-market · 08:20 ET FORM 8-K ↗
Weekend
Weekend
7.6900 7.6900 6.8800 7.2400 79,300
7.5300 7.7500 7.2700 7.7100 127,900
6.6400 7.7000 6.5000 7.5900 165,400
6.6000 6.8490 6.3300 6.6300 109,400
6.5000 6.8400 6.0100 6.6300 262,800
Weekend
Weekend
27 · 8-K After market open · 13:16 ET FORM 8-K ↗
6.7500 6.8750 6.7250 6.8250 89,356
No trading
7.2500 7.4500 6.5750 7.0000 345,672
8.8750 9.1750 8.7500 8.9750 39,168
10.0000 10.1250 8.5250 9.1500 282,728
26 · 8-K Pre-market · 09:08 ET FORM 8-K ↗
Weekend
Weekend
25 · 8-K After-hours · 16:33 ET FORM 8-K ↗
10.5250 11.1250 10.5250 10.6750 42,436
11.0000 11.3500 10.5500 10.5500 42,560
10.7500 11.2250 10.7500 10.9500 33,484
10.7500 10.9750 10.3750 10.5000 38,484
11.2500 11.4750 10.5000 10.6000 32,576
Weekend
Weekend
10.7750 11.1250 10.6500 10.8500 51,984
24 · 10-Q After-hours · 16:16 ET FORM 10-Q ↗
12.0000 12.2000 10.8750 11.3500 106,412
23 · 8-K Pre-market · 08:36 ET FORM 8-K ↗
12.2500 12.6500 11.7000 12.2000 115,768
22 · 8-K Pre-market · 09:02 ET FORM 8-K ↗
11.8000 12.0000 11.5000 11.9750 31,820
12.4500 12.6250 11.7500 12.0750 49,888
Weekend
Weekend
11.2500 12.3250 11.0000 12.2250 78,856
11.7250 11.9500 10.9750 11.4250 81,112
12.2250 12.5000 11.7000 11.9250 93,552
12.0750 12.5750 11.7500 12.4250 113,896
11.3500 15.7500 11.0750 13.0000 932,740
Weekend
Weekend
11.0500 12.0000 10.7500 11.6250 136,060
21 · 8-K After-hours · 16:57 ET FORM 8-K ↗
13.1250 13.4500 10.8250 11.3000 1,747,756
12.0500 12.5000 11.6250 12.0000 62,068
20 · 8-K Pre-market · 08:35 ET FORM 8-K ↗
12.2500 12.4500 11.9250 12.0750 41,716
12.2500 12.7500 11.5000 12.4000 71,876
Weekend
Weekend
12.2500 12.6000 12.0000 12.1500 78,148
12.3000 13.0000 11.7000 12.2500 174,004
19 · 8-K Pre-market · 08:00 ET FORM 8-K ↗
11.9500 11.9500 11.0000 11.1750 82,964
12.2500 12.5000 11.8000 12.0250 60,576
12.7500 13.2250 12.3250 12.6250 60,324
Weekend
Weekend
11.7750 13.0000 11.7750 12.7500 97,504
18 · 8-K After market open · 11:16 ET FORM 8-K ↗
12.9500 12.9500 11.5250 12.0500 99,360
12.4750 13.2500 12.3750 12.7500 96,832
11.7250 12.5000 11.4750 12.3750 57,184
11.9500 12.4750 11.5000 11.7000 50,960
Weekend
Weekend
13.0000 13.0000 11.6250 11.8500 84,552
12.7750 13.0000 12.5000 12.9000 68,140
12.1250 13.1250 12.0500 12.7000 75,516
12.3750 12.5000 11.8250 12.1250 71,216
11.5500 12.3250 11.5500 12.0500 82,072
Weekend
Weekend
17 · 424B3 After-hours · 17:00 ET FORM 424B3 ↗
12.2500 12.4750 10.3750 11.5500 162,736
13.2500 13.3250 11.9250 12.5000 111,112
13.5000 13.7750 13.0250 13.2500 121,952
12.2500 13.6250 12.0000 13.2500 185,596
12.3000 12.5000 11.7750 12.1750 92,920
Weekend
Weekend
11.0000 12.7750 10.9000 12.3000 298,880
10.7500 11.2500 10.6500 11.0000 82,156
16 · 8-K Pre-market · 08:35 ET FORM 8-K ↗
10.5000 10.8500 10.5000 10.6500 53,356
10.3000 10.9750 10.2500 10.7500 87,628
9.8250 10.3750 9.7500 10.2000 92,656
Weekend
Weekend
15 · S-3 After-hours · 17:13 ET FORM S-3 ↗
10.2500 10.4000 9.9000 10.0750 96,284
9.7250 10.5000 9.6750 10.3000 144,792
9.3500 10.2250 9.3250 9.8500 95,856
9.2500 9.3750 8.9750 9.3750 69,396
14 · DEF 14A After-hours · 17:22 ET FORM DEF 14A ↗
9.2250 9.3250 9.0000 9.3000 62,220
Weekend
Weekend
9.4250 9.5500 9.0000 9.1000 101,952
9.2500 9.6750 9.2500 9.4000 92,512
10.2500 10.3750 9.2750 9.5250 138,936
9.9000 10.5750 9.7500 10.1750 242,372
13 · 8-K Pre-market · 08:45 ET FORM 8-K ↗ 12 · 8-K After-hours · 16:42 ET FORM 8-K ↗
9.5000 9.9750 8.9250 9.7250 169,848
11 · 8-K Pre-market · 08:30 ET FORM 8-K ↗
Weekend
Weekend
10 · PRE 14A After-hours · 17:12 ET FORM PRE 14A ↗
9.2500 9.5250 9.0250 9.3750 77,836
9.1500 9.5750 8.6750 9.4750 86,928
9.5000 9.7250 9.2250 9.4000 63,356
9.8000 10.0000 9.2500 9.4750 125,040
No trading
Weekend
Weekend
10.0000 10.0750 9.3750 9.8000 189,532
9 · 8-K Next filing day · accepted 28 Aug, 18:54 ET FORM 8-K ↗
9.9750 10.5000 9.7500 9.8250 549,032
13.2500 15.5000 12.2500 15.1750 1,519,884
8 · 8-K Pre-market · 08:45 ET FORM 8-K ↗
14.1250 14.5500 13.6250 13.6500 36,704
14.2750 14.7250 14.0000 14.3750 43,500
Weekend
Weekend
15.0000 15.0000 13.9250 14.2000 78,692
14.0250 15.2250 14.0250 14.9250 45,556
14.9500 15.1250 13.5000 14.0250 67,832
15.3750 15.5000 14.6500 14.9000 61,292
7 · 8-K After-hours · 16:10 ET FORM 8-K ↗ 6 · 8-K After-hours · 16:00 ET FORM 8-K ↗
16.7500 17.2250 14.9750 15.1750 68,192
Weekend
Weekend
16.5000 17.1250 15.7500 17.0750 30,552
16.7500 16.7500 15.5250 16.2000 27,132
16.7500 17.3750 16.1000 16.8750 39,536
5 · 8-K Pre-market · 08:05 ET FORM 8-K ↗ 4 · 10-Q After-hours · 16:31 ET FORM 10-Q ↗
15.6000 16.6000 15.6000 16.5500 22,088
16.1000 16.7500 15.5250 15.5500 36,608
Weekend
Weekend
16.8250 16.9250 16.4250 16.8750 22,852
15.8000 17.0750 15.8000 16.9250 25,044
18.2500 18.2500 15.8000 16.4000 127,332
3 · 8-K Pre-market · 08:40 ET FORM 8-K ↗
17.0000 17.7500 16.3500 17.1250 33,052
16.2000 17.4750 15.2750 17.1500 64,104
Weekend
Weekend
2 · 8-K After-hours · 17:13 ET FORM 8-K ↗
15.0000 17.2500 14.8000 16.6250 85,840
16.7500 17.7500 15.3750 15.7000 107,796
18.7500 18.7500 16.7500 17.7750 209,104
1 · 8-K Pre-market · 08:35 ET FORM 8-K ↗
16.0000 17.9250 14.3750 17.8500 741,296
14.6000 15.6250 13.3250 13.7500 122,612
Weekend
Weekend

Announcement Events

Each title opens the filing on the SEC website. Registered users can summarise the filing and up to seven relevant exhibits linked within the same SEC submission.