Chunghwa Telecom Co., Ltd CHT
Open calendar →Chunghwa Telecom Co., Ltd. · Company · NYSE
USD closing-price chart (daily close from yfinance · Last year)
USD 44.53 → 42.82 · -3.8%
Numbered dotted lines mark the filtered filings under Announcement Events below.
Price & SEC Filing History 23 Jul 2025 — 24 Jul 2026 (Last year)
Daily NYSE 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.
Date
Open
High
Low
Close
Volume
No data yet
No data yet
43.0600
43.0500
42.6400
42.8200
120,817
42.6300
43.0300
42.5900
43.0200
174,300
42.6100
42.9000
42.3600
42.6000
256,500
Weekend
Weekend
42.6800
42.8800
42.3900
42.4400
195,900
41.8000
42.3500
41.6600
42.2900
164,800
41.6200
41.8900
41.4100
41.5500
267,000
41.3300
41.8700
41.1400
41.4400
432,900
41.3900
42.9100
41.3000
41.4800
246,700
48 · 6-K
Pre-market · 06:43 ET
6-K ↗
Weekend
Weekend
41.6700
41.7300
41.3000
41.4400
159,300
41.8000
41.9300
41.3900
41.5100
147,000
43.4800
43.8200
43.2700
43.5400
121,300
44.2800
44.3400
43.7000
43.7100
171,800
44.2400
44.2400
43.7800
44.1100
160,100
47 · 6-K
Pre-market · 06:11 ET
6-K ↗
Weekend
Weekend
No trading
44.3500
44.3700
43.7200
44.0000
133,500
44.2200
44.6200
43.8300
44.0200
173,200
44.3300
44.3700
44.0800
44.2600
86,200
44.9100
44.9100
44.1900
44.4800
150,700
Weekend
Weekend
44.6200
45.0400
44.6200
44.9400
117,900
44.6600
45.2400
44.6600
44.7900
148,300
45.3000
45.3000
44.4100
44.5100
187,800
45.5500
45.6000
45.0400
45.1300
181,600
45.5300
45.7400
45.3100
45.5700
121,000
Weekend
Weekend
No trading
45.8200
45.9800
45.1900
45.3200
205,800
46.1700
46.1700
45.4600
45.5200
231,400
46.2200
46.4800
46.2200
46.2700
99,100
46.2500
46.2800
45.9200
45.9900
94,300
Weekend
Weekend
46.2100
46.2100
45.7100
46.0900
105,900
45.7600
46.3600
45.6500
46.0000
114,100
45.6200
45.7400
45.5200
45.5900
110,100
46 · 6-K
Pre-market · 08:32 ET
6-K ↗
44.9900
45.2900
44.6100
45.1200
169,800
43.8900
44.1000
43.7800
44.0200
118,600
45 · 6-K
Pre-market · 07:14 ET
6-K ↗
Weekend
Weekend
45.1200
45.1200
44.5500
44.5600
257,700
45.0500
45.5800
44.6600
45.1600
100,000
45.2000
45.2000
44.8500
44.9000
109,700
45.1800
45.5700
45.1800
45.4000
125,900
44.0000
45.1900
44.0000
45.1800
150,800
Weekend
Weekend
44 · 6-K
After-hours · 16:19 ET
6-K ↗
43.7000
43.9000
43.5300
43.7700
126,000
43.5300
44.5500
43.2600
43.5100
149,000
43.2700
43.7600
43.2700
43.7400
104,700
43.7200
43.8500
43.3500
43.3600
345,100
No trading
Weekend
Weekend
43.8200
43.8400
43.5300
43.6800
55,000
43.9100
43.9400
43.5900
43.8200
83,300
44.3800
44.4200
43.7400
43.9800
178,200
44.8700
45.1000
44.5600
45.0500
145,100
43.3800
43.6800
43.3800
43.5300
105,300
43 · 6-K
Pre-market · 07:30 ET
6-K ↗
Weekend
Weekend
43.4700
43.6800
43.2700
43.2900
106,700
43.4900
43.9100
43.3300
43.5000
129,000
43.2600
43.5300
43.1200
43.5000
141,800
43.2200
43.5000
42.8700
43.3200
115,500
43.5700
43.8400
43.0800
43.1000
191,700
42 · 6-K
Pre-market · 06:06 ET
FORM 6-K ↗
41 · 6-K
Pre-market · 06:00 ET
6-K ↗
Weekend
Weekend
43.5000
43.8100
43.3700
43.8100
92,200
40 · 6-K
Pre-market · 06:02 ET
6-K ↗
43.5500
44.1600
43.3200
43.3600
221,400
43.1800
43.4500
43.1800
43.3400
147,200
42.7900
43.2900
42.7900
43.1100
85,200
42.9400
43.1600
42.8000
42.8300
123,100
39 · 6-K
Pre-market · 06:02 ET
6-K ↗
Weekend
Weekend
43.3600
43.5400
43.0200
43.1500
145,500
42.9600
43.3500
42.9600
43.3400
109,200
43.3500
43.3500
42.8700
42.9700
77,000
43.4100
43.7000
43.3700
43.5700
119,200
43.5000
44.0300
43.4100
43.6000
150,800
38 · 6-K
Pre-market · 06:01 ET
6-K ↗
Weekend
Weekend
43.1200
43.5600
42.9800
43.0500
97,600
43.1500
43.4500
42.9500
43.1800
107,800
43.4900
43.4900
43.0300
43.1500
109,400
43.5700
43.6700
43.0100
43.1000
116,800
43.5000
43.7700
43.4400
43.4900
77,400
Weekend
Weekend
43.4200
44.1200
43.4200
43.7300
115,100
43.1000
43.5200
42.3900
43.4400
153,500
42.7400
43.0300
42.5500
42.9300
155,900
37 · 6-K
Pre-market · 06:23 ET
6-K ↗
36 · 20-F
Pre-market · 06:01 ET
20-F ↗
42.3400
42.7400
42.3400
42.6000
159,200
42.2100
42.2900
41.8400
42.1900
152,600
Weekend
Weekend
42.3900
43.4400
42.1200
42.1600
160,800
35 · 6-K
Pre-market · 06:00 ET
6-K ↗
42.3900
42.7100
42.3100
42.4800
188,800
42.6500
43.0000
42.5300
42.6300
262,300
42.2100
42.3600
42.0100
42.2500
135,900
34 · 6-K
Pre-market · 06:00 ET
6-K ↗
42.5300
42.5300
42.1100
42.3800
122,200
Weekend
Weekend
No trading
42.2600
42.9400
41.9800
42.4100
168,300
42.2000
42.5300
42.0000
42.3900
186,200
41.9100
42.5300
41.5600
42.2400
211,400
42.1900
42.3600
41.7800
42.0100
174,700
Weekend
Weekend
42.3700
42.5700
41.8000
42.0800
308,700
42.4600
42.8700
42.1000
42.5500
189,500
42.6500
43.0800
42.3400
42.5300
161,000
41.5100
42.6900
41.4300
42.4700
250,100
33 · 6-K
After market open · 09:45 ET
6-K ↗
42.2500
42.7700
39.2800
42.2300
572,700
Weekend
Weekend
42.6300
42.9400
41.6000
41.7500
914,000
42.8200
43.2900
42.5600
43.0900
326,700
43.1700
43.4000
42.8500
43.0800
173,200
43.3500
43.7600
43.2500
43.3700
194,500
43.1400
43.4900
43.0100
43.0800
221,400
32 · 6-K
Pre-market · 06:40 ET
6-K ↗
Weekend
Weekend
42.9300
43.2600
42.6100
42.6900
165,000
43.0400
43.1700
42.0400
42.6600
151,200
42.9400
43.0700
42.6000
42.8900
152,900
42.9600
43.6000
42.8700
43.1500
205,000
31 · 6-K
Pre-market · 06:38 ET
6-K ↗
42.6000
43.3200
42.3500
43.1600
209,800
Weekend
Weekend
42.7700
43.0200
42.3200
42.9200
132,000
42.9800
43.5900
42.2300
42.8700
205,500
43.3600
43.5000
42.8700
43.2600
217,000
43.1400
43.6300
42.0900
43.5100
151,800
43.4400
43.8000
43.2400
43.6800
195,000
30 · 6-K
Pre-market · 06:34 ET
6-K ↗
Weekend
Weekend
43.2500
43.4500
42.8000
43.2400
175,200
29 · 6-K
After market open · 09:37 ET
6-K ↗
43.4500
43.5100
42.7900
43.1100
184,400
28 · 6-K
Pre-market · 06:20 ET
FORM 6-K ↗
43.5600
43.8700
43.4200
43.6200
141,300
42.8500
43.6800
42.8100
43.5500
231,300
42.8700
43.2300
42.5900
42.8600
198,100
Weekend
Weekend
42.4500
42.6900
42.0900
42.6900
146,100
42.5900
42.7300
42.2700
42.5200
115,900
42.8700
43.0600
42.6900
42.8300
187,000
42.9100
43.2400
42.6100
43.0200
144,500
No trading
Weekend
Weekend
42.6900
42.8500
42.4900
42.7200
162,600
42.6600
43.0100
42.3200
42.7900
131,000
42.2100
42.5600
41.9900
42.4400
190,300
41.9200
42.4900
41.8600
42.1300
267,600
27 · 6-K
Pre-market · 08:12 ET
6-K ↗
41.4000
41.8100
41.2000
41.8000
212,500
Weekend
Weekend
41.6600
42.0000
41.3000
41.5700
339,300
41.9100
41.9100
41.2000
41.4000
364,100
42.5500
42.8100
41.4900
41.7700
300,000
41.6500
42.2400
41.5000
41.8400
282,800
26 · 6-K
Pre-market · 07:33 ET
6-K ↗
42.2900
42.3900
41.8200
41.8200
200,700
Weekend
Weekend
42.6900
43.0000
42.0000
42.4800
221,100
42.8200
42.9500
42.5100
42.6400
202,200
42.3900
42.9500
42.2100
42.7000
184,100
42.5500
42.8600
42.2900
42.3500
267,200
43.0700
43.0700
42.6500
42.7000
172,700
Weekend
Weekend
42.6900
43.0800
42.6200
43.0300
171,900
25 · 6-K
Pre-market · 06:50 ET
6-K ↗
42.3200
42.7000
42.3200
42.6600
191,000
42.3800
42.6100
42.2100
42.3300
205,400
42.0900
42.3900
42.0100
42.3900
195,300
No trading
Weekend
Weekend
41.9600
42.3100
41.8900
42.2000
234,100
42.1100
42.2300
41.9500
42.1500
242,300
41.9800
42.1600
41.6300
42.0900
333,900
42.0100
42.0100
41.7500
41.8800
139,000
24 · 6-K
Next filing day · accepted 12 Jan, 20:32 ET
6-K ↗
41.8600
42.1700
41.6800
42.0000
157,300
Weekend
Weekend
42.3300
42.5400
41.8400
41.9100
179,200
41.9400
42.4300
41.9400
42.4200
164,900
41.8000
42.0200
41.7500
41.8900
217,000
41.9600
42.2300
41.5500
41.5500
261,700
41.9100
42.3000
41.9100
42.0300
226,300
Weekend
Weekend
41.9900
41.9900
41.7000
41.7400
163,800
No trading
41.5500
41.8900
41.5500
41.7100
113,500
41.5700
41.8700
41.5000
41.8000
147,600
41.7400
41.8500
41.6000
41.7200
135,400
23 · 6-K
Pre-market · 06:17 ET
6-K ↗
Weekend
Weekend
41.5400
41.6300
41.3400
41.6100
119,800
No trading
41.1500
41.4700
41.1500
41.3200
55,100
41.1700
41.3400
41.1700
41.2600
119,300
41.0400
41.0600
40.4300
41.0100
160,800
22 · 6-K
Pre-market · 06:18 ET
6-K ↗
Weekend
Weekend
41.0200
41.3900
41.0100
41.0600
313,900
41.0000
41.4600
40.3500
40.7400
207,600
40.9500
41.1800
40.7400
40.8600
146,900
41.4800
41.5500
41.0500
41.1300
157,600
41.5500
41.6400
41.3600
41.5000
156,900
21 · 6-K
Pre-market · 06:40 ET
6-K ↗
Weekend
Weekend
41.4100
41.5500
41.3400
41.4000
127,800
41.5600
41.7900
41.2900
41.4600
289,800
41.3700
41.5600
41.3000
41.4600
154,700
20 · 6-K
Pre-market · 06:00 ET
6-K ↗
41.7100
41.7100
41.3100
41.4000
187,700
41.8200
41.9400
41.3900
41.4700
185,400
19 · 6-K
Pre-market · 06:24 ET
6-K ↗
Weekend
Weekend
41.5400
41.9500
41.5400
41.8300
147,400
41.3200
41.4700
41.2300
41.3700
146,800
41.4200
41.5500
41.2700
41.4400
97,800
41.3000
41.3400
41.1600
41.3300
113,200
41.6000
41.7700
41.0300
41.0700
203,300
18 · 6-K
Pre-market · 06:09 ET
6-K ↗
Weekend
Weekend
41.7700
42.0500
41.5700
41.8100
91,800
No trading
41.9600
42.1600
41.7900
41.9100
216,800
41.5800
41.8900
41.4300
41.7600
238,800
41.7200
42.1000
41.5300
41.5800
160,000
17 · 6-K
Pre-market · 06:00 ET
6-K ↗
Weekend
Weekend
41.9100
42.3700
41.7700
41.8600
190,600
41.9100
42.1100
41.8400
41.8900
187,500
41.8800
42.0000
41.4800
41.5400
163,700
42.1100
42.2800
41.6700
41.9900
192,000
42.4000
42.5800
42.1000
42.1900
101,300
16 · 6-K
Pre-market · 06:01 ET
6-K ↗
Weekend
Weekend
42.4100
42.7300
41.8800
42.3800
212,800
42.6200
42.6900
42.0800
42.4100
177,600
42.3400
42.8500
41.7500
42.7500
228,300
42.4600
42.5100
42.1100
42.4400
162,200
42.6100
42.9200
42.2300
42.4900
194,400
15 · 6-K
Pre-market · 06:03 ET
FORM 6-K ↗
14 · 6-K
Pre-market · 06:02 ET
6-K ↗
Weekend
Weekend
42.3200
42.8300
42.3000
42.4000
165,300
13 · 6-K
Pre-market · 06:06 ET
6-K ↗
41.8900
42.1000
40.0200
41.8900
245,200
12 · 6-K
Pre-market · 06:02 ET
6-K ↗
42.3500
42.6600
42.1500
42.2200
182,600
42.3500
42.3500
41.9600
42.1100
185,300
42.5800
42.6600
42.3900
42.5600
99,800
11 · 6-K
Pre-market · 06:02 ET
6-K ↗
Weekend
Weekend
42.4700
42.7000
42.3400
42.5800
128,500
42.7200
42.7900
42.5500
42.6600
127,600
43.3400
43.3400
42.8000
42.8100
103,200
43.0100
43.4300
42.7600
43.4000
102,900
42.9300
43.0900
42.6600
42.9500
158,500
Weekend
Weekend
43.2500
43.3600
43.1300
43.3200
105,500
43.5000
43.5000
43.1500
43.2000
111,400
43.4500
43.5700
43.2100
43.4300
87,600
43.5600
43.6200
43.3000
43.3400
88,600
43.7200
43.9100
43.5600
43.8200
145,300
Weekend
Weekend
43.4500
43.6600
43.4500
43.5700
101,800
43.2100
43.4500
43.1000
43.4100
141,100
42.9600
43.2900
42.9500
43.2900
124,300
42.9600
43.0600
42.8300
42.9800
136,700
10 · 6-K
Pre-market · 06:18 ET
6-K ↗
42.9300
43.0600
42.8500
42.9900
130,100
Weekend
Weekend
43.0800
43.1800
42.6900
42.9300
144,200
43.4900
43.4900
42.9500
42.9900
89,500
43.4900
43.7000
43.4100
43.4400
152,900
43.3400
43.6800
43.2600
43.6800
127,500
43.3200
43.6600
43.1500
43.2300
149,700
Weekend
Weekend
43.3800
43.5000
43.2700
43.3500
106,100
43.7500
43.7500
43.1800
43.4100
147,700
43.7600
44.0700
43.7200
43.8800
117,900
9 · 6-K
Pre-market · 06:03 ET
6-K ↗
43.6100
43.7300
43.5600
43.6200
111,200
43.7700
44.1700
43.6500
43.6600
116,200
Weekend
Weekend
43.8300
43.9500
43.7100
43.7700
116,300
43.9600
43.9600
43.5200
43.6000
152,600
43.9100
44.1000
43.8700
43.9200
97,100
44.0500
44.2100
43.8300
43.8500
119,100
43.9500
44.6100
43.8500
44.1600
118,800
Weekend
Weekend
44.1200
44.2700
43.9900
44.0100
262,400
44.5500
44.6500
43.9100
44.4200
71,000
44.6900
45.0700
44.6900
44.7800
97,700
44.9300
44.9500
44.5800
44.5800
121,800
45.0400
45.1400
44.6700
44.9900
106,100
8 · 6-K
Pre-market · 07:07 ET
6-K ↗
Weekend
Weekend
45.0100
45.0100
44.6100
44.8800
134,600
44.6400
45.0900
44.5100
44.9800
150,400
44.5000
44.5700
44.3300
44.5300
77,600
7 · 6-K
Pre-market · 06:02 ET
6-K ↗
44.4300
44.5600
44.2700
44.4000
120,300
44.3300
44.3300
43.6700
44.1900
87,400
Weekend
Weekend
43.9800
44.2200
43.9800
44.1800
64,500
43.6600
44.0000
43.6600
43.9900
85,800
43.5000
43.5800
43.4000
43.4300
102,700
43.4900
43.8700
43.4900
43.5100
144,000
No trading
Weekend
Weekend
43.8100
43.8100
43.4000
43.5100
101,700
43.8800
43.9700
43.5700
43.8400
178,600
43.9000
44.0700
43.7200
43.9800
101,600
44.1300
44.1300
43.7200
43.9000
163,100
44.7900
44.7900
44.4600
44.5500
86,400
Weekend
Weekend
44.8200
45.1100
44.6600
44.7100
146,600
6 · 6-K
Pre-market · 08:24 ET
6-K ↗
45.3200
45.5300
44.8900
45.5000
152,900
45.5100
45.5200
45.1500
45.4900
127,600
45.5600
45.7900
45.5600
45.7900
102,900
45.2200
45.5600
45.2200
45.4200
106,100
Weekend
Weekend
45.0500
45.0500
44.8700
44.9000
55,800
44.8400
45.1000
44.8000
45.0900
114,200
45.1500
45.2900
44.9000
44.9700
78,500
45.2800
45.4400
45.1800
45.2900
124,500
44.9400
45.2300
44.4500
44.9800
93,400
5 · 6-K
Pre-market · 06:30 ET
FORM 6-K ↗
4 · 6-K
Pre-market · 06:04 ET
6-K ↗
Weekend
Weekend
45.4300
45.4300
45.0500
45.1700
140,600
3 · 6-K
Pre-market · 06:06 ET
6-K ↗
44.9800
45.2500
44.7700
45.1400
202,400
44.7200
45.0700
44.4400
44.8600
235,800
43.9400
45.4400
43.9400
45.0500
220,600
2 · 6-K
Pre-market · 08:41 ET
6-K ↗
44.0300
44.4000
43.6400
43.6800
151,800
Weekend
Weekend
43.7000
43.7600
43.3800
43.7600
118,100
43.4700
43.9700
43.2800
43.4000
98,100
43.4000
43.7100
43.3800
43.4000
84,400
43.3400
43.6300
43.3400
43.6300
108,000
1 · 6-K
Next filing day · accepted 28 Jul, 20:03 ET
6-K ↗
43.7100
43.7100
43.3500
43.4300
104,900
Weekend
Weekend
43.9300
43.9500
43.6700
43.7100
77,700
44.5100
44.5900
44.0800
44.1600
122,000
43.9900
44.5900
43.9900
44.5300
114,400
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.