HCW Biologics Inc HCWB

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HCW Biologics Inc. - Common Stock · Company · Nasdaq

Paper trade (simulated — no real money)

Fill: USD 2.5000 · FX 1 USD = 1.288650 SGD · about SGD 3.2216 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 24.90 → 2.50 · -90.0%
36.12018.8641.608 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 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
2.8100 2.8800 2.4150 2.5000 56,200
3.2700 3.3300 2.8200 2.8800 91,700
3.3500 3.5900 3.1300 3.3450 89,700
3.8500 4.0350 3.1900 3.3800 94,400
4.0200 4.1090 3.7800 3.8300 80,400
Weekend
Weekend
4.0100 4.1800 4.0000 4.0000 16,900
4.3000 4.4530 4.0400 4.0600 97,500
4.4200 4.5000 4.3000 4.3000 45,200
4.4400 4.5200 4.3100 4.5000 25,800
4.6000 4.6150 4.4200 4.4200 37,200
Weekend
Weekend
4.6400 4.7800 4.4500 4.5500 30,600
4.4400 4.7600 4.4400 4.6450 30,700
4.4700 4.5300 4.3100 4.4300 20,200
4.5100 4.7800 4.3000 4.4700 41,900
4.4200 4.9700 4.4200 4.6200 59,400
Weekend
Weekend
No trading
4.4900 4.7400 4.2200 4.3000 101,800
4.8600 4.9790 4.3500 4.5800 74,000
45 · 8-K Pre-market · 08:30 ET 8-K ↗
5.5800 5.6100 4.8100 4.9900 130,700
44 · 8-K Pre-market · 08:30 ET 8-K ↗
6.2400 6.4380 5.1600 5.2560 79,183
Weekend
Weekend
5.6760 6.4800 5.4000 6.1800 80,217
43 · 8-K Pre-market · 09:00 ET 8-K ↗
6.5400 7.0800 6.5400 6.7200 38,267
6.2400 6.7200 6.1800 6.6600 32,933
6.6000 6.9000 6.4800 6.4800 48,917
6.4200 7.2000 5.8920 6.9600 748,700
Weekend
Weekend
No trading
42 · S-1/A After market open · 13:05 ET S-1/A ↗
6.5400 6.7800 6.2400 6.5400 156,583
6.4800 7.5000 6.4800 6.6000 91,150
6.6600 7.3200 6.2100 6.8400 718,550
41 · 8-K Pre-market · 07:15 ET 8-K ↗ 40 · 8-K After-hours · 16:30 ET 8-K ↗
7.6800 7.8000 7.2000 7.3200 57,767
Weekend
Weekend
7.8600 7.9980 7.3200 7.6800 88,467
7.1400 7.9800 6.9000 7.9200 217,350
7.0800 8.4000 6.9000 7.2600 150,867
8.3400 8.4600 6.6060 7.0800 147,733
39 · S-1 After market open · 10:10 ET S-1 ↗
9.3000 9.4800 8.2800 8.7000 109,000
Weekend
Weekend
9.6000 10.2000 9.3000 9.7800 132,283
9.6600 10.4400 9.6000 9.7800 133,617
10.6200 10.7400 9.4200 10.0800 210,350
12.3600 12.3600 10.6140 10.7400 288,433
12.6600 13.5000 11.8200 12.4200 580,750
38 · 8-K Pre-market · 07:30 ET 8-K ↗
Weekend
Weekend
12.8700 13.0200 11.8800 11.8800 423,483
12.6000 14.1000 11.7000 12.5400 574,900
15.8400 16.0200 11.1600 11.6400 569,783
37 · 8-K Pre-market · 08:00 ET 8-K ↗
16.3200 17.8200 14.8800 15.7200 504,333
No trading
Weekend
Weekend
19.2600 20.8800 16.2000 17.3400 3,368,383
36 · 8-K After-hours · 16:59 ET 8-K ↗
13.0200 17.5200 9.6000 15.4800 3,539,733
6.2400 23.9400 6.1800 14.5800 32,625,083
7.4400 7.7820 6.0000 6.3600 1,509,017
6.9000 9.6000 5.6880 8.0400 6,209,050
Weekend
Weekend
6.6600 8.5200 5.9460 7.3200 65,820,567
35 · 10-Q After-hours · 16:31 ET 10-Q ↗ 34 · 8-K After-hours · 16:31 ET 8-K ↗
2.1240 2.1660 2.0220 2.0220 5,858,350
2.0700 2.1660 2.0100 2.0940 41,367
1.8060 2.1720 1.8060 2.0400 48,883
1.9560 1.9560 1.8000 1.8480 23,900
Weekend
Weekend
1.9260 2.0220 1.8180 1.9740 45,317
2.1540 2.1600 1.8900 1.9200 76,717
2.4000 2.4300 1.8900 2.1060 105,583
2.4660 2.4720 2.4000 2.4540 42,933
2.6400 2.6760 2.4240 2.4600 81,317
Weekend
Weekend
2.6100 3.0300 2.5200 2.7120 75,983
33 · 8-K After-hours · 16:30 ET 8-K ↗
2.3460 2.8560 2.3460 2.8260 240,000
32 · 8-K Next filing day · accepted 29 Apr, 21:24 ET 8-K ↗
2.3400 2.5020 2.3400 2.4480 87,550
31 · DEF 14A After market open · 11:24 ET DEF 14A ↗
2.3100 2.5380 2.2800 2.4000 228,300
2.3160 2.8740 2.0100 2.6340 5,332,083
Weekend
Weekend
30 · S-1/A After-hours · 17:30 ET S-1/A ↗
2.2680 2.3700 2.1600 2.2560 75,383
29 · S-1 After-hours · 17:12 ET S-1 ↗
2.3460 2.4960 2.3460 2.4540 50,517
2.3400 2.4000 2.2500 2.3940 36,733
2.4000 2.5200 2.2440 2.2860 51,100
2.6400 2.6820 2.4480 2.4660 88,400
Weekend
Weekend
28 · PRE 14A After-hours · 17:23 ET PRE 14A ↗
2.4600 2.6220 2.3400 2.6220 60,717
27 · 8-K After-hours · 16:30 ET 8-K ↗
2.3220 2.5200 2.3220 2.5140 107,300
2.1000 2.4420 2.1000 2.4420 176,450
2.1000 2.2200 2.0760 2.0760 27,733
2.1720 2.2200 2.0100 2.1120 81,783
Weekend
Weekend
2.0460 2.2200 1.8120 2.1900 137,817
1.9800 2.1180 1.9800 2.0220 55,683
1.7400 2.0940 1.7400 1.9680 156,683
1.7700 1.7940 1.5660 1.6380 63,550
1.6740 1.7280 1.6200 1.7220 63,583
Weekend
Weekend
No trading
1.5540 1.7580 1.5000 1.6080 129,250
1.9800 2.0400 1.6320 1.8000 143,000
26 · 8-K After-hours · 17:12 ET 8-K ↗ 25 · 10-K After-hours · 17:12 ET 10-K ↗
2.1240 2.2440 2.0400 2.1600 70,717
2.3460 2.4000 2.1120 2.1660 79,367
Weekend
Weekend
2.2320 2.5800 2.1600 2.3940 145,167
2.2560 2.5020 2.1540 2.2380 110,933
2.4000 2.4360 2.1720 2.3400 105,983
3.0000 3.0540 2.3100 2.5500 221,550
4.1340 4.3200 2.7840 3.1080 456,583
Weekend
Weekend
4.3560 4.7340 4.2000 4.4340 193,600
4.7640 5.1600 4.2900 4.5180 322,850
5.2560 6.2400 4.8240 5.5440 1,684,533
4.9140 5.6640 4.2120 5.2560 3,135,767
24 · 8-K Pre-market · 08:00 ET 8-K ↗
4.4880 7.0200 4.0680 5.6100 76,830,467
Weekend
Weekend
23 · DEF 14A After-hours · 16:15 ET DEF 14A ↗
3.3000 3.3000 3.0000 3.0960 6,483
3.4800 3.6000 2.8320 3.3540 18,700
3.4860 3.5340 3.1500 3.1500 18,100
3.6060 3.8280 3.3600 3.3720 14,567
3.7200 3.7800 3.3060 3.5580 3,567
Weekend
Weekend
4.0080 4.4400 3.7200 3.7200 15,417
3.9420 3.9600 3.4800 3.7800 5,550
3.9420 4.0980 3.4860 3.9420 16,967
22 · PRE 14A After-hours · 16:15 ET PRE 14A ↗
3.3000 4.6800 3.2820 3.9600 74,450
3.1860 3.3000 2.9160 3.3000 9,967
21 · 8-K Pre-market · 08:08 ET 8-K ↗
Weekend
Weekend
3.2340 3.4560 3.1200 3.2460 4,800
3.1020 3.5880 3.0000 3.3000 150,183
3.5040 3.5400 3.1500 3.1560 4,033
3.6540 3.6600 3.2400 3.4080 11,500
3.6780 3.7800 3.3660 3.5340 15,317
Weekend
Weekend
3.7500 3.7500 3.1800 3.4740 28,483
20 · 8-K After-hours · 16:43 ET 8-K ↗ 19 · 424B4 After market open · 15:46 ET 424B4 ↗
3.6000 4.0200 3.3060 3.6180 22,300
3.7800 3.8400 3.1680 3.5520 14,067
4.1220 4.1220 3.6060 3.6060 16,983
18 · S-1/A Pre-market · 09:09 ET S-1/A ↗
No trading
Weekend
Weekend
17 · S-1/A After-hours · 16:04 ET S-1/A ↗
5.1600 5.1600 3.9000 3.9000 103,817
16 · 8-K Pre-market · 08:38 ET 8-K ↗
5.7600 5.8080 4.9500 4.9500 17,900
15 · S-1 After-hours · 17:27 ET S-1 ↗
6.1800 6.3000 5.8800 5.9400 14,167
6.3000 6.6000 6.0000 6.0600 7,217
6.5100 6.6600 6.2400 6.3000 6,117
Weekend
Weekend
5.9400 6.3600 5.7600 6.2400 7,133
6.3000 6.3600 5.9400 5.9400 20,583
6.6000 6.6000 6.1200 6.3000 9,117
6.6600 6.9000 6.3600 6.6600 8,800
6.7200 7.1400 6.6600 6.9600 10,983
Weekend
Weekend
6.9600 7.1400 6.6600 6.6600 13,400
7.4580 7.6020 6.7200 6.8400 11,550
7.5600 7.9080 7.2600 7.3200 6,750
7.6800 7.9200 7.3800 7.6500 6,750
8.1000 8.1600 7.1400 7.4400 22,650
Weekend
Weekend
8.4600 8.7540 7.7400 8.1000 15,467
7.7700 9.9000 7.7700 8.3400 18,783
8.1660 8.3400 7.5000 7.9800 9,867
8.1000 8.6400 7.8000 8.1000 12,383
No trading
Weekend
Weekend
7.0260 8.3400 7.0260 8.2800 38,767
7.1400 7.3800 6.7200 6.8400 3,767
7.1400 7.2600 6.6000 6.9000 3,317
7.0800 7.4700 6.7980 7.2000 5,117
7.5600 7.5600 7.0800 7.3200 6,717
Weekend
Weekend
14 · S-1 After-hours · 16:49 ET S-1 ↗
7.6800 7.6800 7.1400 7.3200 6,967
7.6740 7.6800 7.2900 7.3200 5,233
7.5000 8.1000 7.3200 7.5000 7,800
6.9000 7.7400 6.9000 7.2000 12,583
6.7200 7.4400 6.5400 6.6600 12,617
Weekend
Weekend
6.0000 6.8700 5.8800 6.7200 7,883
No trading
13 · 8-K After market open · 12:36 ET 8-K ↗
7.0200 7.0200 5.7180 5.8260 45,717
7.3800 7.5900 6.6600 6.8040 30,200
8.1000 8.4600 7.5000 7.5000 7,433
Weekend
Weekend
8.7000 9.0000 8.0400 8.5200 6,300
No trading
8.8200 9.2400 8.5200 8.9100 8,950
10.1400 10.1400 9.0900 9.3420 2,433
9.9600 10.1220 9.3600 9.3600 3,250
Weekend
Weekend
9.7200 9.9000 9.1800 9.4200 4,967
10.7400 10.7400 9.3000 9.7800 3,733
10.8600 10.9920 10.3020 10.4100 2,850
10.8000 11.1000 10.5000 10.6800 4,467
10.9800 11.4600 10.6200 11.1960 10,083
Weekend
Weekend
11.7600 11.8800 9.1200 10.8600 35,283
12.0000 12.2400 11.6100 11.8200 7,633
11.4600 12.9120 11.3400 12.0000 7,417
11.8200 11.8800 11.4000 11.5200 4,000
11.7600 12.2400 11.1000 11.8200 11,733
Weekend
Weekend
12.3060 12.6600 11.7000 11.8800 2,617
12.0600 12.8400 12.0600 12.2400 4,000
11.7600 12.3600 11.7600 12.3600 4,883
11.8800 12.1800 11.8260 11.9400 1,917
13.0200 13.0200 11.7600 11.8200 3,350
Weekend
Weekend
13.1400 13.2900 11.7600 12.7200 8,333
No trading
11.5800 11.9400 11.4600 11.7000 3,750
13.0800 13.2600 11.4600 11.5200 34,533
12.9600 13.7400 12.6600 13.0200 5,817
Weekend
Weekend
11.9520 14.1000 11.9520 13.0200 7,833
12 · 8-K After-hours · 16:30 ET 8-K ↗
12.3000 12.4200 11.0400 11.5380 13,017
15.0000 15.0600 11.8800 12.0000 20,833
11 · 8-K Next filing day · accepted 18 Nov, 20:25 ET 8-K ↗
17.8200 17.8200 13.9800 14.4600 26,017
10 · 8-K Pre-market · 07:30 ET 8-K ↗
18.1200 18.6600 15.6600 18.3600 12,200
Weekend
Weekend
9 · 10-Q After-hours · 16:52 ET 10-Q ↗ 8 · 8-K After-hours · 16:50 ET 8-K ↗
14.7600 22.6800 13.8000 18.0000 289,750
15.5400 15.5760 14.0400 14.9400 7,067
16.8000 17.4000 15.4800 15.6000 10,717
18.4200 18.4200 16.5000 16.9800 4,517
18.7200 19.4400 18.3000 18.3600 1,833
Weekend
Weekend
20.0400 21.5580 17.2200 18.1200 7,283
20.1000 20.4000 19.5300 19.9200 2,150
20.4000 20.4000 18.8400 19.8600 3,700
21.6000 22.8120 19.3800 20.4000 10,917
22.9200 22.9200 21.4800 21.6000 2,450
Weekend
Weekend
23.4000 23.5200 23.2200 23.2200 1,617
23.1000 23.4900 23.1000 23.4600 3,433
23.4600 23.4600 23.1000 23.1000 4,417
23.1000 23.5200 23.1000 23.3400 6,933
23.4600 23.5080 23.1000 23.1000 10,500
Weekend
Weekend
23.4000 23.7600 23.4000 23.5200 2,500
23.4000 24.4260 23.4000 23.4000 5,167
23.4600 23.7780 23.4000 23.5200 5,567
23.7600 25.4400 23.4600 23.7000 14,450
23.7000 23.9400 23.6400 23.7600 2,867
Weekend
Weekend
24.0000 24.8940 23.9400 23.9400 6,683
25.8000 26.1300 24.0000 24.1200 8,417
7 · 8-K Pre-market · 09:00 ET 8-K ↗
26.7600 26.8500 25.7400 26.0400 4,867
25.1400 27.3000 24.6600 27.0000 8,633
24.1800 25.7400 24.0000 25.3200 10,983
Weekend
Weekend
27.3000 27.5700 24.3000 24.3600 9,933
27.6600 28.1400 25.9200 27.2400 15,650
24.7800 29.2800 24.6900 29.2800 160,567
24.1200 24.3000 24.0000 24.1800 5,267
24.0600 24.6000 24.0000 24.1800 11,483
Weekend
Weekend
23.1000 24.8040 23.1000 24.2400 18,983
22.4400 22.8000 22.0800 22.3800 4,617
22.0800 23.2500 21.9660 22.9200 5,683
22.5600 23.0400 22.2000 22.2000 6,300
24.0600 24.0600 22.4400 23.0400 13,583
Weekend
Weekend
24.4800 24.6240 24.0720 24.5400 5,467
24.3600 25.0200 24.0600 24.4800 4,383
24.2400 25.2000 24.0000 24.8400 12,967
24.3000 25.5360 22.8900 24.3000 20,683
24.8400 25.3200 24.0000 24.2400 18,583
Weekend
Weekend
27.2400 27.2400 25.3800 25.3800 10,783
25.6200 27.9000 25.5360 27.2400 28,383
25.0200 27.4200 25.0200 25.8600 28,783
28.9800 29.3400 24.3240 24.9000 48,950
30.7200 30.8400 28.0800 29.4000 94,350
Weekend
Weekend
32.9400 36.6480 28.4400 33.5400 3,352,317
19.6200 20.6400 19.5000 19.9200 563,150
20.9400 22.3200 19.8000 20.1000 35,083
22.6200 23.2800 21.0000 21.3000 39,833
25.2000 25.7220 22.8600 22.8600 14,283
Weekend
Weekend
6 · 8-K After-hours · 16:39 ET 8-K ↗
27.2400 27.2400 25.2600 25.4400 21,450
27.9600 28.8000 27.7800 27.7800 9,450
33.0000 33.0000 27.8400 28.8000 38,383
34.0200 34.1100 31.6200 32.1000 17,767
No trading
Weekend
Weekend
34.6200 36.1260 33.1800 34.3200 31,167
38.1600 38.1600 32.8200 34.0800 38,467
33.6600 39.9600 33.0000 36.1200 127,333
29.5200 36.0600 29.0400 35.3400 237,050
32.8200 44.1000 29.4000 33.3000 14,614,817
Weekend
Weekend
20.0400 20.8800 19.9260 20.7060 2,800
20.1000 20.8320 19.5600 19.8600 917
18.6000 20.9400 16.6200 20.4000 12,783
5 · 8-K After-hours · 17:00 ET 8-K ↗
21.7200 23.8800 21.3600 21.3600 15,467
4 · 10-Q After market open · 14:54 ET 10-Q ↗ 3 · 8-K/A After market open · 14:50 ET 8-K/A ↗
24.9000 25.9200 21.0600 24.1200 9,200
Weekend
Weekend
25.9200 26.9820 24.4200 24.5400 4,850
2 · 8-K Next filing day · accepted 14 Aug, 19:35 ET 8-K ↗ 1 · 8-K After-hours · 17:00 ET 8-K ↗
27.0000 27.0000 25.8000 26.0400 2,517
26.8800 27.0000 26.2200 26.9400 1,400
26.1000 27.2400 25.5600 26.8800 2,150
26.4000 27.9000 26.2200 27.8400 3,183
Weekend
Weekend
26.8800 27.7200 25.5000 27.7200 4,167
27.0600 27.6000 25.9200 27.0600 6,117
26.4000 27.1200 25.2480 27.1200 5,817
25.5300 27.6600 24.6000 26.9100 7,133
24.3000 25.8600 24.3000 25.1700 2,050
Weekend
Weekend
24.8400 25.1400 24.3000 24.7500 3,317
25.3800 26.0400 25.2000 25.4400 2,750
25.7400 26.4600 24.7440 25.8000 2,700
25.6800 26.6400 24.7200 26.4600 7,017
25.3200 26.1000 24.1800 24.9000 3,717
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.