Tempest Therapeutics, Inc TPST

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Tempest Therapeutics, Inc. - Common Stock · Company · Nasdaq · Healthcare / Biotechnology

Paper trade (simulated — no real money)

Fill: USD 0.5110 · FX 1 USD = 1.277900 SGD · about SGD 0.6530 per unit

Sign in to practise with simulated trades before investing real money. 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 10.68 → 0.51 · -95.2%
11.0105.7600.511 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 Oct 25Jan 26Apr 26Jul 26Oct 26

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

Price & SEC Filing History 24 Oct 2025 — 25 Oct 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.

Weekend
Weekend
0.5342 0.5420 0.5040 0.5110 52,222
0.5160 0.5500 0.5160 0.5220 188,500
0.5700 0.6230 0.5200 0.5280 368,300
58 · DEFA14A After-hours · 20:07 ET CURRENT REPORT ↗ 57 · 8-K After-hours · 20:06 ET CURRENT REPORT ↗
0.6000 0.6280 0.5730 0.5760 138,300
56 · 8-K After-hours · 20:05 ET CURRENT REPORT ↗
0.6400 0.6400 0.6000 0.6000 127,400
Weekend
Weekend
55 · PRE 14A After-hours · 20:50 ET PRELIMINARY PROXY STATEMENT ↗
0.6680 0.6690 0.6200 0.6240 67,100
0.6330 0.6530 0.6200 0.6350 120,800
0.6960 0.6960 0.6350 0.6350 179,100
0.7470 0.7470 0.6800 0.6810 228,700
0.7630 0.7780 0.7400 0.7430 163,600
Weekend
Weekend
0.7760 0.8100 0.7600 0.7600 180,100
0.7860 0.7950 0.7650 0.7700 147,100
0.7900 0.8200 0.7500 0.7910 307,400
0.7860 0.8000 0.7700 0.7880 217,600
0.8000 0.8250 0.7820 0.7930 155,200
Weekend
Weekend
54 · 424B3 After-hours · 20:01 ET PROSPECTUS ↗
0.8240 0.8500 0.7800 0.8110 2,271,700
0.8100 0.8300 0.8000 0.8060 153,400
0.8050 0.8400 0.8000 0.8340 265,000
0.8260 0.8510 0.8040 0.8100 152,300
53 · 8-K After-hours · 16:05 ET CURRENT REPORT ↗
0.8250 0.8490 0.8000 0.8320 256,400
Weekend
Weekend
52 · S-3 After-hours · 16:30 ET REGISTRATION STATEMENT ↗
0.8680 0.8950 0.8150 0.8290 285,800
0.9010 0.9190 0.8500 0.8500 442,400
0.9890 1.0100 0.8990 0.9220 787,200
0.7800 1.0900 0.7700 1.0000 3,611,100
0.9200 0.9450 0.7650 0.7740 1,899,900
Weekend
Weekend
0.8400 1.0900 0.8400 0.9680 4,799,000
51 · 8-K After-hours · 17:05 ET 8-K ↗
1.0800 1.0800 0.8500 0.8950 7,869,100
50 · DEFA14A After-hours · 16:38 ET DEFA14A ↗ 49 · 8-K After-hours · 16:37 ET 8-K ↗
1.0700 1.4800 0.9670 1.2100 104,597,900
48 · 8-K After-hours · 16:06 ET 8-K ↗
0.7990 0.8090 0.7430 0.7550 26,443,400
0.8000 0.8220 0.7520 0.7840 138,700
Weekend
Weekend
0.7900 0.8870 0.7580 0.8120 783,600
0.9500 0.9500 0.8000 0.8030 391,000
0.9850 0.9900 0.9090 0.9090 186,000
1.0200 1.0300 0.9760 0.9870 199,600
No trading
Weekend
Weekend
1.0400 1.0500 1.0100 1.0300 214,600
1.1000 1.1000 1.0400 1.0500 181,900
1.0500 1.1200 1.0500 1.1000 126,500
47 · 424B3 After-hours · 17:00 ET 424B3 ↗
1.0700 1.0800 1.0310 1.0500 177,300
1.0600 1.1300 1.0600 1.0900 58,900
Weekend
Weekend
1.0920 1.1000 1.0400 1.0600 62,300
1.1000 1.1100 1.0750 1.0800 69,400
1.1090 1.1100 1.0700 1.0800 51,700
1.1100 1.1300 1.0800 1.1100 75,800
46 · 8-K After-hours · 16:43 ET 8-K ↗
1.0500 1.1400 1.0100 1.1000 198,800
Weekend
Weekend
45 · S-1 After-hours · 16:46 ET S-1 ↗
1.0200 1.0800 1.0000 1.0400 130,300
1.0500 1.0750 1.0050 1.0200 89,500
1.0200 1.0800 1.0200 1.0700 156,000
44 · DEFA14A After-hours · 16:30 ET DEFA14A ↗ 43 · 8-K After-hours · 16:27 ET 8-K ↗
1.1100 1.1100 1.0100 1.0700 335,000
1.0900 1.1700 1.0450 1.1300 818,500
Weekend
Weekend
1.1200 1.1200 0.9940 1.0150 435,200
42 · 10-Q After-hours · 16:37 ET 10-Q ↗ 41 · 8-K After-hours · 16:36 ET 8-K ↗ 40 · 8-K After-hours · 16:31 ET 8-K ↗
1.2000 1.2080 1.0800 1.1700 286,700
1.2000 1.2400 1.1600 1.2100 388,500
1.0900 1.2600 1.0600 1.1800 1,775,900
0.9500 1.1090 0.9420 1.0400 449,000
Weekend
Weekend
0.9100 0.9300 0.9020 0.9170 87,500
0.9100 0.9360 0.9000 0.9020 26,100
0.9000 0.9350 0.8850 0.9140 99,800
0.8670 0.9040 0.8670 0.8870 67,900
0.8900 0.9000 0.8750 0.8750 104,200
Weekend
Weekend
0.8830 0.8880 0.8530 0.8560 69,500
0.8920 0.9000 0.8600 0.8640 40,400
0.8500 0.9210 0.8400 0.8920 157,300
39 · DEFA14A After-hours · 16:56 ET DEFA14A ↗ 38 · 8-K After-hours · 16:50 ET 8-K ↗
0.9360 0.9590 0.8710 0.8710 148,400
0.9050 0.9780 0.9050 0.9350 127,400
Weekend
Weekend
0.9330 0.9860 0.8700 0.9260 262,900
0.9680 0.9970 0.9340 0.9410 468,700
37 · 8-K After-hours · 16:05 ET 8-K ↗
0.9830 0.9890 0.9490 0.9510 87,500
0.9520 1.0350 0.9450 0.9900 495,600
0.9660 0.9840 0.9380 0.9520 97,500
Weekend
Weekend
36 · DEF 14A After-hours · 16:32 ET DEF 14A ↗
0.9880 1.0000 0.9300 0.9660 207,600
1.0500 1.0500 0.9570 0.9760 121,300
1.0000 1.0900 0.9810 1.0700 269,200
0.9800 1.0400 0.9410 0.9810 174,400
0.9990 1.0750 0.9730 0.9840 450,700
Weekend
Weekend
0.9800 1.0000 0.9600 0.9730 95,600
0.9900 1.0140 0.9560 0.9750 61,000
35 · 424B3 After-hours · 16:05 ET 424B3 ↗
0.9800 1.0180 0.9500 0.9870 180,800
34 · PRE 14A After-hours · 17:28 ET PRE 14A ↗
1.0700 1.0800 0.9500 0.9910 142,900
1.0700 1.0990 1.0400 1.0700 99,600
Weekend
Weekend
No trading
1.1100 1.1210 1.0500 1.0900 81,800
1.0900 1.1310 1.0900 1.1100 45,500
1.1000 1.1300 1.0800 1.1100 124,900
1.0700 1.1000 1.0400 1.1000 93,200
Weekend
Weekend
33 · S-3 After-hours · 16:03 ET S-3 ↗
1.0700 1.1000 1.0300 1.0800 140,400
1.1700 1.1700 1.0200 1.0500 246,900
1.2500 1.3100 1.1600 1.1600 288,800
1.2600 1.3000 1.2410 1.2550 1,342,300
32 · 8-K Next filing day · accepted 22 Jun, 20:22 ET 8-K ↗
1.2500 1.3000 1.2300 1.2500 28,300
Weekend
Weekend
No trading
1.2500 1.2600 1.2200 1.2300 51,000
1.2400 1.3100 1.2400 1.2500 58,600
1.2500 1.2860 1.2450 1.2500 64,700
1.2900 1.3000 1.2450 1.2500 70,700
Weekend
Weekend
1.2600 1.2850 1.2500 1.2600 37,800
1.2700 1.2800 1.2400 1.2500 41,400
1.2600 1.3050 1.2600 1.2700 27,500
1.2400 1.2900 1.2400 1.2700 73,000
31 · DEF 14A After-hours · 16:06 ET DEF 14A ↗
1.2800 1.3100 1.2500 1.2700 79,000
Weekend
Weekend
1.2800 1.3100 1.2600 1.2700 105,300
30 · 8-K After-hours · 17:00 ET 8-K ↗
1.2300 1.3100 1.2300 1.3000 106,500
1.3200 1.3300 1.2350 1.2700 118,800
1.4300 1.4300 1.2900 1.3100 265,600
29 · 8-K Next filing day · accepted 01 Jun, 19:13 ET 8-K ↗
1.5300 1.5500 1.4500 1.4500 193,300
Weekend
Weekend
28 · 8-K After-hours · 17:01 ET 8-K ↗ 27 · PRE 14A After-hours · 17:06 ET PRE 14A ↗
1.6700 1.6700 1.5100 1.5300 239,500
1.7700 1.7980 1.7240 1.7300 107,000
1.7600 1.8600 1.7500 1.7900 47,100
1.8500 1.8600 1.7700 1.7700 113,000
No trading
Weekend
Weekend
26 · 8-K After-hours · 17:28 ET 8-K ↗ 25 · 8-K After-hours · 17:05 ET 8-K ↗
1.8600 1.9450 1.8400 1.8600 58,900
1.8200 1.8250 1.7600 1.8100 59,500
1.7700 1.8900 1.7400 1.8600 103,500
1.8200 1.8200 1.7300 1.7800 94,200
1.8300 1.8900 1.8200 1.8200 43,600
Weekend
Weekend
2.0000 2.0000 1.8250 1.8300 271,600
24 · 10-Q After-hours · 17:03 ET 10-Q ↗ 23 · 8-K After-hours · 16:28 ET 8-K ↗
1.9100 2.1200 1.8900 2.0900 255,100
1.9000 2.0150 1.8100 1.8400 109,900
1.9200 1.9660 1.8700 1.9200 61,100
1.9700 1.9900 1.9100 1.9400 72,700
Weekend
Weekend
2.0000 2.0500 1.9700 1.9900 83,400
2.0000 2.0500 1.9100 1.9700 85,000
2.1300 2.1500 1.9400 2.0200 246,100
22 · 8-K Pre-market · 07:45 ET 8-K ↗
2.1200 2.1600 2.0600 2.1500 122,500
2.0400 2.1800 2.0300 2.1100 117,100
Weekend
Weekend
2.0300 2.0920 1.9910 2.0400 154,200
1.7400 2.0800 1.7400 1.9900 416,000
1.7000 1.7400 1.6400 1.7400 118,300
1.7300 1.7600 1.6800 1.6900 128,000
1.8100 1.8100 1.6800 1.7200 219,400
Weekend
Weekend
1.8000 1.8810 1.7750 1.7900 100,000
1.8500 1.9100 1.7800 1.8000 154,500
1.7800 1.9100 1.7700 1.8500 164,600
1.9300 1.9600 1.7600 1.7700 233,200
1.9600 2.0000 1.8800 1.9400 127,900
Weekend
Weekend
2.2400 2.2800 1.8000 1.9600 498,100
2.1200 2.4600 2.0200 2.2400 507,500
2.2500 2.2500 2.1000 2.1200 173,600
2.2100 2.2700 2.0500 2.2500 314,200
2.0800 2.3000 2.0100 2.1400 565,600
Weekend
Weekend
1.6300 2.1500 1.5900 2.0500 1,712,800
21 · 424B3 Pre-market · 09:25 ET 424B3 ↗ 20 · 424B3 Pre-market · 09:24 ET 424B3 ↗
1.5600 1.6300 1.5500 1.5800 111,100
1.6000 1.6100 1.5400 1.5600 152,300
1.5700 1.5800 1.5100 1.5600 54,200
1.6100 1.6550 1.5500 1.5900 181,400
Weekend
Weekend
No trading
1.5800 1.6300 1.5500 1.5900 71,300
19 · S-3 Next filing day · accepted 01 Apr, 21:50 ET S-3 ↗
1.6500 1.6810 1.5900 1.6200 102,700
1.6000 1.6600 1.5000 1.6400 178,200
18 · S-3 After-hours · 17:57 ET S-3 ↗
1.6900 1.6900 1.5200 1.5200 204,200
17 · 10-K Pre-market · 08:35 ET 10-K ↗ 16 · 8-K Pre-market · 08:28 ET 8-K ↗
Weekend
Weekend
1.6000 1.7600 1.5600 1.7300 326,500
1.9400 1.9500 1.6450 1.6600 1,092,200
1.7600 1.7900 1.6550 1.7400 654,000
1.8300 1.8500 1.7500 1.7500 99,200
2.1000 2.1300 1.7200 1.8400 449,300
15 · 8-K Pre-market · 08:17 ET 8-K ↗
Weekend
Weekend
2.1700 2.3000 2.1200 2.2900 294,100
2.1600 2.2880 2.1600 2.1600 37,400
2.2300 2.2800 2.1600 2.1600 28,600
2.2600 2.2800 2.2400 2.2700 26,200
2.2350 2.2700 2.1700 2.2100 22,500
Weekend
Weekend
2.2870 2.3500 2.2100 2.2600 46,800
2.3800 2.3800 2.2800 2.2900 61,800
2.4200 2.4300 2.3700 2.4000 43,000
2.3900 2.4740 2.3600 2.4000 83,000
2.2900 2.4000 2.2800 2.3900 73,700
Weekend
Weekend
2.2800 2.3300 2.2300 2.3100 36,300
2.3400 2.4600 2.2500 2.3100 64,500
2.2000 2.3800 2.1700 2.3400 134,200
2.1800 2.3000 2.1300 2.2500 144,900
2.2100 2.2900 2.2100 2.2200 28,000
Weekend
Weekend
2.2200 2.2800 2.2000 2.2800 24,300
2.3000 2.3170 2.2400 2.2900 52,100
2.3100 2.3300 2.1200 2.3300 672,900
14 · 8-K Pre-market · 08:09 ET 8-K ↗
2.4000 2.5150 2.4000 2.4900 37,500
2.4060 2.4440 2.3400 2.4000 39,500
Weekend
Weekend
2.4280 2.4500 2.3750 2.4000 40,300
2.3900 2.4350 2.3520 2.4300 46,800
2.3100 2.3900 2.2500 2.3700 20,300
2.3600 2.3890 2.2900 2.3600 18,600
No trading
Weekend
Weekend
2.3900 2.4600 2.2600 2.3600 30,900
2.3600 2.3700 2.2860 2.3100 18,500
2.3400 2.4050 2.1600 2.3300 107,700
13 · 8-K Pre-market · 07:14 ET 8-K ↗
2.3000 2.4600 2.2500 2.4200 175,000
2.4100 2.4400 2.2900 2.3000 37,500
Weekend
Weekend
12 · 8-K After-hours · 16:12 ET 8-K ↗
2.2090 2.5000 2.2090 2.4000 82,300
2.1900 2.4000 2.1700 2.2300 157,700
2.4700 2.4700 2.2600 2.3800 1,253,500
2.6700 2.6740 2.3500 2.4100 39,200
2.7300 2.7300 2.4300 2.4700 83,900
Weekend
Weekend
2.8000 2.8350 2.6800 2.7200 88,400
2.7800 2.9330 2.5500 2.8100 123,800
11 · 8-K After-hours · 16:05 ET 8-K ↗
2.9600 3.0000 2.7730 2.7900 38,000
2.8900 2.9900 2.8200 2.9400 68,100
3.0000 3.0000 2.9000 2.9000 37,300
Weekend
Weekend
3.0900 3.0900 2.8500 2.9800 95,000
2.7600 3.1500 2.7300 3.0700 396,400
2.5900 2.6850 2.5810 2.6100 21,200
2.6000 2.7080 2.5600 2.5800 36,300
No trading
Weekend
Weekend
2.6700 2.7800 2.6200 2.7200 92,200
2.5400 2.6900 2.4000 2.6500 169,100
2.7500 2.7500 2.5400 2.5500 64,200
2.8700 2.8700 2.7100 2.7300 63,400
2.9200 2.9200 2.8080 2.8600 25,700
Weekend
Weekend
10 · 8-K After-hours · 16:15 ET 8-K ↗
2.9400 2.9800 2.8800 2.8900 37,000
2.8100 3.0300 2.8100 2.8800 98,700
2.7900 2.8600 2.7500 2.8100 47,200
2.8200 2.9100 2.7500 2.8200 72,700
3.0000 3.0400 2.8030 2.8200 83,400
Weekend
Weekend
2.8900 3.0150 2.8100 2.9500 84,500
No trading
9 · DEF 14A After-hours · 16:15 ET DEF 14A ↗
2.8000 2.9700 2.8000 2.8700 100,600
2.9100 3.0270 2.8200 2.8400 67,200
3.0100 3.0470 2.8300 2.9200 78,800
Weekend
Weekend
3.0800 3.1000 2.9300 2.9900 71,000
No trading
3.0800 3.1000 3.0100 3.0800 61,700
3.0500 3.1000 3.0100 3.0400 71,400
3.1100 3.1400 3.0600 3.1200 63,200
Weekend
Weekend
3.0000 3.2000 2.9600 3.1200 135,800
3.0200 3.0700 2.9300 2.9800 50,200
2.9250 3.0650 2.9200 2.9300 82,700
2.9000 3.0000 2.8900 2.9100 58,200
3.0500 3.0590 2.8700 2.9400 125,700
Weekend
Weekend
3.1600 3.1900 3.0600 3.1100 50,300
3.1000 3.2300 3.1000 3.1600 36,100
3.2200 3.2200 3.1100 3.1500 75,800
8 · S-1 After-hours · 16:51 ET S-1 ↗
3.1500 3.2300 3.1450 3.2000 83,300
3.1500 3.2000 3.0400 3.1100 99,100
Weekend
Weekend
3.4200 3.4990 3.1100 3.1200 158,600
3.3200 3.4800 3.2500 3.4200 246,600
3.0200 3.3400 3.0070 3.2700 263,500
7 · PRE 14A After market open · 12:58 ET PRE 14A ↗
3.0600 3.1400 3.0000 3.0250 166,900
3.1500 3.2200 3.0400 3.0500 134,600
Weekend
Weekend
3.2100 3.2250 3.0400 3.2000 159,500
No trading
3.1600 3.2500 3.0300 3.2100 271,800
6 · 8-K Pre-market · 08:55 ET 8-K ↗
3.4700 3.4900 3.0100 3.2000 692,600
5 · 424B5 Pre-market · 09:25 ET 424B5 ↗
3.5300 4.2200 3.3200 4.1700 637,100
Weekend
Weekend
3.6100 3.7500 3.2990 3.5000 287,700
4.4100 4.7500 3.6600 3.6800 514,500
9.1400 9.2470 4.5000 4.7500 957,600
4 · DEFA14A Pre-market · 09:18 ET DEFA14A ↗ 3 · 8-K Pre-market · 09:16 ET 8-K ↗
9.1700 9.3900 9.1000 9.2400 26,500
9.0700 9.7500 9.0700 9.3800 41,800
Weekend
Weekend
8.8900 9.2500 8.5100 9.0700 22,500
9.1900 9.2530 8.6200 8.8600 33,000
9.5400 9.6800 8.3600 8.7000 100,200
9.6400 9.7500 9.5400 9.6200 28,300
9.5300 10.3290 9.5300 9.7900 14,600
Weekend
Weekend
9.3500 9.9700 9.3050 9.5200 31,600
10.0000 10.2500 9.5400 9.5400 20,300
9.1500 10.0700 9.1500 9.9500 42,900
2 · 10-Q Pre-market · 09:12 ET 10-Q ↗ 1 · 8-K Pre-market · 09:04 ET 8-K ↗
9.8600 9.9600 9.1200 9.1200 41,400
10.2500 10.4450 9.8100 10.0200 45,200
Weekend
Weekend
10.5500 10.7260 10.1600 10.1800 20,200
10.6700 10.9250 10.3600 10.5200 20,700
10.6500 10.9000 10.5920 10.8200 13,300
10.9600 11.1200 10.5800 10.8900 47,100
10.7200 11.1300 10.7200 11.0100 22,200
Weekend
Weekend
10.5500 10.7400 10.4500 10.6800 26,700

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.