Decoy Therapeutics Inc DCOY

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Decoy Therapeutics Inc. - Common Stock · Company · Nasdaq

Paper trade (simulated — no real money)

Fill: USD 5.0400 · FX 1 USD = 1.288650 SGD · about SGD 6.4948 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 133.38 → 5.04 · -96.2%
180.00092.2054.410 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 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
50 · PRE 14A After-hours · 16:05 ET PRE 14A ↗
5.1200 5.3800 4.8000 5.0400 9,600
5.0000 5.3000 4.8000 4.9400 13,100
5.0000 5.3600 4.9000 4.9500 24,100
5.1600 5.3100 4.9100 4.9200 14,300
5.5500 5.6300 5.0900 5.3050 20,200
Weekend
Weekend
49 · 424B3 After-hours · 17:08 ET 424B3 ↗
5.7900 6.0600 5.4900 5.6100 14,100
6.0700 6.2500 5.9600 5.9900 13,000
48 · 8-K After-hours · 17:14 ET 8-K ↗
5.6000 6.1800 5.6000 6.1800 13,100
5.7900 5.9000 5.5000 5.7500 21,400
5.7700 5.9000 5.4900 5.8400 18,500
Weekend
Weekend
47 · S-1 After-hours · 16:26 ET S-1 ↗
6.5950 6.5950 5.6600 5.9100 19,000
5.9100 6.7490 5.6400 6.2650 33,400
6.5800 7.2300 5.7500 5.7500 46,500
7.0000 7.3000 6.7510 7.0200 11,800
6.6900 8.1250 6.6900 7.2500 43,500
Weekend
Weekend
No trading
7.2600 8.3300 7.0000 7.3100 80,100
6.5900 8.1800 6.0500 7.6200 165,600
6.8600 7.7000 6.1400 7.1900 286,600
12.0000 13.5100 8.7500 9.5900 12,829,500
46 · 8-K Pre-market · 06:03 ET 8-K ↗
Weekend
Weekend
5.8600 6.0400 5.4900 5.5180 5,200
5.9100 5.9180 5.9000 5.9180 1,700
5.9200 6.2400 5.9000 6.1100 3,700
6.3000 6.4500 6.0000 6.0000 2,900
6.2800 6.9000 6.0000 6.3000 8,800
Weekend
Weekend
No trading
6.0900 6.2000 6.0700 6.0700 6,100
5.9000 6.5800 5.9000 5.9500 18,000
6.3100 6.3100 5.5000 5.8800 4,300
6.4000 6.4000 6.0900 6.1000 4,000
45 · S-1 Next filing day · accepted 12 Jun, 18:54 ET S-1 ↗
Weekend
Weekend
5.9300 6.5500 5.9000 6.0100 12,000
5.6100 6.0000 5.5000 5.9000 7,700
5.8000 6.4000 5.2900 5.5900 21,500
6.4900 7.0000 5.0600 5.5100 17,500
6.1500 6.5050 5.6250 6.2500 10,900
Weekend
Weekend
6.5500 7.2600 6.3100 6.6100 22,000
7.9500 7.9500 6.7000 6.7100 25,800
44 · DEFA14A Pre-market · 08:29 ET DEFA14A ↗ 43 · DEF 14A Pre-market · 08:26 ET DEF 14A ↗
8.6300 8.7700 7.9500 7.9700 24,700
8.5620 9.0000 8.0100 8.6100 21,100
9.3400 9.5700 8.2520 8.3600 40,100
Weekend
Weekend
7.7500 9.0400 7.6000 8.9200 15,600
8.0200 8.2780 7.9100 7.9100 10,900
7.6100 8.4500 7.5100 8.0500 9,100
7.6100 8.2500 7.2500 7.6300 24,700
No trading
Weekend
Weekend
6.4300 7.3000 6.4300 7.3000 10,700
5.4900 6.8600 5.4900 6.4300 27,500
5.6000 5.6000 5.3400 5.5600 3,800
42 · 8-K After-hours · 16:06 ET 8-K ↗
5.0000 5.5500 4.7560 5.3000 20,500
4.5900 4.9600 4.5200 4.6500 13,100
Weekend
Weekend
4.5000 4.6400 4.3200 4.4100 6,100
4.8200 5.0000 4.5200 4.5200 11,000
5.1200 5.6300 4.8200 4.8200 14,300
5.5100 5.7750 5.0900 5.1500 9,800
5.7100 5.8950 5.4000 5.4400 9,500
Weekend
Weekend
41 · 10-Q After-hours · 16:45 ET 10-Q ↗
5.7000 6.0100 5.7000 5.7200 6,900
6.0100 6.0100 5.5100 5.7400 2,200
5.8000 6.0200 5.6500 6.0100 11,500
6.0000 6.2400 5.8100 5.8400 10,700
5.6960 6.1000 5.6960 5.8950 6,100
Weekend
Weekend
5.8070 6.0140 5.8000 5.9000 4,300
40 · 10-K/A After market open · 13:03 ET 10-K/A ↗
5.4700 6.0500 5.4700 6.0500 6,500
5.4500 5.5600 5.2500 5.5400 10,700
5.3900 5.5000 5.1500 5.4750 14,200
5.4900 5.9950 5.4000 5.5100 16,900
Weekend
Weekend
5.2710 5.5250 5.2000 5.4250 8,300
5.6400 5.6400 5.2850 5.4200 6,600
5.6400 5.8100 5.3700 5.4100 23,800
5.9000 5.9000 5.7900 5.8400 2,500
5.6400 6.0000 5.6300 5.8900 4,800
Weekend
Weekend
6.0450 6.4800 5.5500 5.8100 35,300
6.1300 6.3050 5.6800 5.8700 18,000
6.0500 6.4000 6.0300 6.2100 5,600
6.1600 6.2500 6.0900 6.2000 6,800
6.1050 6.7000 5.8400 6.0700 11,500
Weekend
Weekend
5.8300 6.1460 5.8000 5.8400 9,900
5.8000 6.0500 5.6300 6.0000 13,500
5.5200 5.9800 5.5000 5.6300 31,500
6.0500 6.0500 5.4000 5.8450 280,900
5.9000 6.4400 5.8900 5.8900 12,100
Weekend
Weekend
No trading
6.2700 6.4800 5.6000 5.8000 14,800
39 · 8-K Pre-market · 09:05 ET 8-K ↗
6.8900 6.8900 6.0660 6.3200 19,500
38 · 10-K After-hours · 17:05 ET 10-K ↗
6.7500 6.9900 5.9400 6.5310 38,800
6.0900 7.5000 6.0900 6.7600 87,400
Weekend
Weekend
7.0900 7.1540 6.1950 6.3000 12,300
7.3000 7.3890 7.0000 7.0250 18,300
7.2500 7.4730 7.2500 7.3500 6,600
7.4200 7.5200 7.2700 7.2700 5,200
7.3650 7.8450 7.3650 7.4700 6,300
Weekend
Weekend
8.0000 8.0000 7.2400 7.4700 16,900
7.8400 8.0000 7.7000 7.9900 12,800
7.9400 8.0700 7.8000 7.9500 12,200
8.0000 8.3900 7.9010 8.0800 12,700
7.5800 8.0710 7.5800 8.0100 10,600
Weekend
Weekend
7.6000 7.9700 7.4280 7.6200 20,900
7.5000 7.6300 7.4000 7.4900 15,500
8.0500 8.4180 7.5800 7.8600 267,600
8.4700 9.0900 8.2500 8.2600 30,700
7.3800 8.6800 6.9500 8.6100 46,200
Weekend
Weekend
6.4800 7.6800 6.3840 7.5840 13,875
7.6800 7.7280 6.8520 6.9960 31,050
37 · 8-K Pre-market · 09:21 ET 8-K ↗
7.8600 8.2440 7.8600 7.8840 5,350
7.8600 8.8080 7.8600 7.9200 12,533
7.9200 8.4600 7.9200 7.9320 3,383
Weekend
Weekend
8.2800 8.6280 8.0400 8.1720 6,142
8.1000 8.5920 8.0160 8.1960 5,708
8.3040 8.4960 8.1720 8.1840 8,608
36 · 8-K Pre-market · 09:15 ET 8-K ↗
8.4000 8.7600 8.1600 8.4960 4,467
8.8800 8.8800 8.2920 8.4120 9,267
Weekend
Weekend
9.5880 9.6000 8.8800 8.9040 7,933
9.3600 9.8400 8.9040 9.5760 17,450
8.9760 9.2400 8.5440 9.1200 3,042
8.4120 9.4080 8.4120 9.0000 5,100
No trading
Weekend
Weekend
8.9760 9.0000 8.3760 8.8680 6,600
8.6280 9.2400 8.2800 9.0000 10,458
8.6640 9.2400 7.9800 8.7120 22,500
9.0840 10.0800 8.6400 8.9760 37,592
8.8200 9.3120 8.6400 9.2400 9,633
Weekend
Weekend
7.6680 9.3840 7.5600 9.3600 51,483
7.3800 8.7000 7.3800 7.4400 21,450
8.2800 8.5200 7.5600 7.5600 17,617
8.6400 9.0000 8.0760 8.1840 10,833
8.7600 9.3600 8.0880 8.6400 29,942
Weekend
Weekend
9.6960 9.8400 9.1200 9.2520 13,717
10.3200 10.3200 9.7200 9.9480 10,933
10.2000 10.6800 9.8520 10.3680 22,133
9.3600 10.2720 9.3600 9.9360 30,883
9.0000 10.5360 8.6760 9.6360 69,667
Weekend
Weekend
9.5400 10.0800 9.2400 9.3600 26,708
8.3160 9.4080 8.1600 9.0120 25,517
9.4920 9.9600 8.5440 8.5560 38,333
10.8000 10.8840 9.4800 9.7800 47,058
No trading
Weekend
Weekend
11.5800 11.8800 10.5600 10.9200 38,525
10.3200 12.8400 10.0800 11.5440 137,050
12.7200 13.8000 9.3600 10.4400 340,983
16.2000 16.9200 12.8400 15.0000 9,067,575
9.9720 9.9720 9.1440 9.7800 10,975
Weekend
Weekend
35 · DEF 14A After-hours · 17:08 ET DEF 14A ↗
9.3000 10.0800 9.1320 9.8400 25,442
34 · 8-K After market open · 12:38 ET 8-K ↗
9.7080 9.9600 9.0600 9.2400 23,508
8.4720 10.7760 8.2320 10.0800 503,800
6.2280 7.9080 6.1800 7.8000 59,833
6.6600 6.8640 6.1800 6.4200 112,125
Weekend
Weekend
33 · 8-K After-hours · 17:14 ET 8-K ↗ 32 · 8-K After-hours · 17:13 ET 8-K ↗
7.7880 8.0400 7.6920 7.8240 44,700
No trading
7.9200 8.1120 7.6800 7.7880 5,867
7.6800 7.9080 7.5480 7.7760 15,717
31 · PRE 14A After-hours · 16:26 ET PRE 14A ↗
7.8600 7.8600 7.4400 7.6800 16,750
Weekend
Weekend
7.5720 7.9200 7.5720 7.8840 8,200
No trading
7.7400 8.0160 7.4400 7.6320 9,292
7.8000 8.0400 7.7400 7.8240 24,892
8.5200 8.5200 7.8000 8.0040 22,025
Weekend
Weekend
30 · DEFA14A After-hours · 16:38 ET DEFA14A ↗ 29 · 8-K After-hours · 16:31 ET 8-K ↗
8.1000 8.6040 7.8600 8.2200 18,825
7.6800 8.2920 7.6800 8.0520 29,708
8.6160 8.7600 7.8360 7.8360 34,967
9.3000 10.0800 8.6040 8.6040 25,842
9.3600 10.8000 9.2400 9.3600 55,792
Weekend
Weekend
9.6000 9.7200 9.3600 9.3600 10,783
10.1040 10.1040 9.3720 9.7200 33,492
9.7800 10.6800 9.5400 10.4160 27,867
10.1880 10.2000 9.8400 9.9720 15,083
10.4160 10.4160 9.7560 9.9600 34,850
Weekend
Weekend
10.9200 10.9200 9.8640 9.9000 48,842
9.9600 10.9800 9.9600 10.4520 49,050
10.4520 10.4520 9.7200 10.3200 20,508
10.7280 10.7280 10.2000 10.2600 14,567
11.2800 11.2800 10.4400 10.4400 22,583
Weekend
Weekend
11.0400 11.6400 10.9320 11.2800 23,108
No trading
10.3800 11.1000 10.3800 11.1000 28,125
11.2440 11.4000 10.2000 10.5960 33,375
10.8000 12.0000 10.8000 11.3400 58,533
Weekend
Weekend
9.3120 10.4400 9.0000 10.4400 78,867
9.4800 9.7800 8.6280 9.0000 60,492
28 · 8-K After-hours · 16:05 ET 8-K ↗
9.7200 10.2000 8.5320 9.4320 128,667
11.0520 11.1600 9.9600 10.2840 98,400
27 · 8-K After-hours · 17:23 ET 8-K ↗
13.4400 13.6800 10.1040 11.0280 144,417
Weekend
Weekend
26 · 10-Q After-hours · 17:23 ET 10-Q ↗
13.8000 15.4800 13.5720 14.4000 188,558
25 · 8-K After-hours · 16:08 ET 8-K ↗
14.4000 14.7240 13.2000 14.5200 492,208
15.6000 20.7600 13.4400 13.8000 6,401,858
24 · 424B4 Pre-market · 08:55 ET 424B4 ↗
13.8000 14.2800 10.9200 11.7600 488,783
29.5200 38.4000 23.8800 24.0000 257,567
Weekend
Weekend
23 · DEFA14A After market open · 14:19 ET DEFA14A ↗ 22 · DEF 14A After market open · 14:16 ET DEF 14A ↗
33.3600 34.3200 26.4000 29.2800 22,808
36.4800 39.7200 33.8400 33.8400 8,333
39.0000 39.9600 36.1200 36.1200 7,883
43.9200 43.9200 38.1600 38.4000 7,317
46.4400 47.2200 41.8200 43.4400 5,117
Weekend
Weekend
47.2800 47.2800 45.2520 46.6800 1,592
46.2000 47.2800 44.5200 46.0800 2,967
46.8000 46.9200 42.5520 46.2000 10,100
46.2000 46.2000 43.9200 44.7000 2,400
47.2800 47.6400 44.7600 45.9600 3,975
Weekend
Weekend
45.3600 47.4000 44.3520 47.2800 4,767
42.1200 45.3600 42.1200 45.1200 4,325
45.0000 45.1200 37.9200 44.0400 15,208
21 · S-1/A After market open · 12:09 ET S-1/A ↗ 20 · 8-K After market open · 11:57 ET 8-K ↗
48.3600 49.5600 44.5200 45.3600 22,700
49.4400 50.6040 48.3600 48.6000 6,508
Weekend
Weekend
51.0000 51.1320 48.4800 49.3200 5,817
53.7600 54.0000 49.6800 51.0000 21,150
49.9200 55.9200 49.9200 55.2000 28,883
47.5200 53.8800 46.9200 50.1000 24,200
19 · 8-K Pre-market · 08:00 ET 8-K ↗
48.1200 50.4000 46.3200 47.5200 43,983
Weekend
Weekend
51.1200 54.9600 48.7200 48.9600 22,342
49.2000 52.6800 47.2920 52.3200 16,708
53.5200 53.8440 46.0800 49.4400 80,008
48.0000 55.2000 46.6800 54.2400 106,358
18 · 8-K After-hours · 16:12 ET 8-K ↗
46.9200 49.3200 46.2000 47.1600 12,325
Weekend
Weekend
49.8000 50.3280 45.9600 46.6800 5,358
46.9200 50.2800 46.6800 49.8000 5,317
44.5200 50.6640 44.4000 45.6000 24,483
46.9200 48.5280 43.6800 44.0400 14,808
45.7200 48.6000 45.6000 45.6000 5,092
Weekend
Weekend
47.4000 47.4000 44.5200 45.7200 10,742
48.9600 49.4400 46.4400 47.4000 7,133
50.5200 51.3480 48.7200 49.0800 6,883
17 · S-1/A After-hours · 17:27 ET S-1/A ↗
50.5200 52.1040 50.3760 51.3000 3,075
51.9600 52.0800 50.0400 50.3400 6,375
Weekend
Weekend
55.4400 55.4400 50.8800 51.8400 7,992
52.8000 56.4000 50.7600 54.7200 114,800
16 · 8-K Pre-market · 07:01 ET 8-K ↗
65.7600 69.6000 65.0400 66.6600 10,158
63.3600 70.8000 62.5200 68.2800 22,250
64.2000 67.4400 57.4800 65.3400 255,158
Weekend
Weekend
64.2000 65.6040 63.0000 63.4800 4,250
56.7600 67.8000 56.7600 63.2400 18,758
54.8400 56.4000 54.0000 54.9600 1,208
55.5600 58.0800 54.8400 55.6800 3,692
15 · 8-K Pre-market · 08:04 ET 8-K ↗
56.8800 57.0000 55.4400 55.8000 2,750
Weekend
Weekend
57.1200 57.4080 55.3200 56.5200 1,633
57.8400 57.8400 55.8600 56.8800 1,608
56.4000 60.0120 56.4000 57.6000 3,808
66.0000 66.0000 57.0000 59.6400 6,258
No trading
Weekend
Weekend
69.3600 69.3600 66.3600 69.1200 3,558
68.6400 70.2960 66.0000 68.1600 7,608
14 · 8-K After-hours · 16:10 ET 8-K ↗
68.6400 75.3600 63.0000 71.4000 94,200
13 · 8-K After-hours · 17:29 ET 8-K ↗ 12 · 8-K/A After-hours · 16:07 ET 8-K ↗
66.8400 69.1200 65.7600 69.1200 32,025
66.9600 71.6400 64.8000 67.4400 4,158
Weekend
Weekend
11 · 424B5 After-hours · 17:22 ET 424B5 ↗ 10 · 8-K After-hours · 17:14 ET 8-K ↗
63.3600 71.8800 62.1600 69.2400 3,008
65.2800 65.2920 57.1200 63.8400 3,283
68.0400 71.6400 63.0000 65.2800 3,033
80.1600 80.2800 64.8000 67.9200 5,733
76.8000 85.2000 74.5200 80.1600 12,900
9 · 8-K Pre-market · 08:33 ET 8-K ↗
Weekend
Weekend
8 · S-3 After-hours · 16:16 ET S-3 ↗ 7 · 8-K After market open · 11:03 ET 8-K ↗
79.7400 83.1600 77.4000 83.1600 3,617
84.6000 86.4000 81.0000 81.5400 3,372
88.2000 95.0400 83.3400 87.1200 4,597
6 · 10-Q After-hours · 17:27 ET 10-Q ↗
100.4400 106.2000 95.4000 99.0000 2,128
99.9000 104.2200 93.6000 102.4200 6,842
Weekend
Weekend
95.5800 100.8000 82.4400 90.0000 4,192
5 · S-1/A Next filing day · accepted 07 Aug, 20:50 ET S-1/A ↗
93.6000 103.6800 93.6000 100.0800 2,289
102.6000 105.3000 93.6000 94.8600 4,281
106.2000 113.4000 102.6000 104.4000 6,148
118.8000 120.6000 106.2000 109.8000 3,592
Weekend
Weekend
120.2400 126.0000 105.8400 113.4000 22,616
4 · S-1/A After market open · 11:08 ET S-1/A ↗ 3 · 8-K After-hours · 17:02 ET 8-K ↗
131.4000 131.4000 106.7400 107.8200 12,201
160.2000 165.6000 130.5000 140.9400 31,268
2 · 8-K After-hours · 16:54 ET 8-K ↗
280.8000 415.8000 174.6000 180.0000 565,216
1 · 8-K After-hours · 17:05 ET 8-K ↗
144.0000 144.0000 129.6000 133.3800 21,168
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.