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Detailed Insider History for:
UNITED MICROELECTRONICS CORP: UMC
Price: 5/8/26 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$15.42 $15.45 $6.56 $38,779 2,515 10,140 3.1% 1.1% 6.65% 0.00%
Exch Sector Industry Sub-Industry
NYSE Manufacturing Electronic And Other Electrical Equipment And Components, Except Computer Equipment Semiconductors & Related Devices
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
TAN WEN YI
VP
3
---
---
---
5/1/26
---
---
650,600
---
D
R
5/7/26 - 6:27:17 am
2
    
 
LU CHIA AO
VP
3
---
---
---
5/1/26
---
---
170,000
---
D
R
5/7/26 - 6:26:12 am
3
    
 
LIAO CHING YU
GC,VP
3
---
---
---
4/29/26
---
---
732,480
---
D
R
5/7/26 - 6:25:11 am
4
    
 
CHEN JIN SHUANG
VP
3
---
---
---
4/29/26
---
---
2,343,080
---
D
R
5/7/26 - 6:24:08 am
5
    
 
KUO LIN WU
VP
3
---
---
---
4/29/26
---
---
913,080
---
D
R
5/7/26 - 6:23:05 am
6
    
 
LIN MING YU
VP
3
---
---
---
4/29/26
---
---
781,408
---
I
R
5/7/26 - 6:21:50 am
7
    
 
LIN MING YU
VP
3
---
---
---
4/29/26
---
---
3,543,005
---
D
R
5/7/26 - 6:21:50 am
8
    
 
HSU SHU FEN
VP
3
---
---
---
4/29/26
---
---
7,000
---
I
R
5/7/26 - 6:20:46 am
9
    
 
HSU SHU FEN
VP
3
---
---
---
4/29/26
---
---
1,560,080
---
D
R
5/7/26 - 6:20:46 am
10
    
 
LIU SHIH WEI
VP
3
---
---
---
4/29/26
---
---
2,183,080
---
D
R
5/7/26 - 6:19:40 am
11
    
 
SHEN YING SHENG
VP
3
---
---
---
4/29/26
---
---
1,313,080
---
D
R
5/7/26 - 6:18:32 am
12
    
 
HU CHE JEN
VP
3
---
---
---
4/29/26
---
---
3,224,080
---
D
R
5/7/26 - 6:16:52 am
13
    
 
HSU SHIH CHIEH
VP
3
---
---
---
4/29/26
---
---
2,889
---
I
R
5/7/26 - 6:15:44 am
14
    
 
HSU SHIH CHIEH
VP
3
---
---
---
4/29/26
---
---
2,075,080
---
D
R
5/7/26 - 6:15:44 am
15
    
 
CHENG TZYY MING
VP
3
---
---
---
4/29/26
---
---
2,868,080
---
D
R
5/7/26 - 6:14:27 am
16
    
 
TZOU SHIH FANG
VP
3
---
---
---
4/29/26
---
---
1,462,188
---
D
R
5/7/26 - 6:13:17 am
17
    
 
CHEN MING TSUNG
VP
3
---
---
---
4/29/26
---
---
2,484,660
---
D
R
5/7/26 - 6:11:51 am
18
    
 
CHUANG YU CHIH
VP
3
---
---
---
4/29/26
---
---
1,199,331
---
D
R
5/7/26 - 6:09:58 am
19
    
 
CHUANG YU CHIH
VP
3
---
---
---
4/29/26
---
---
13,943
---
I
R
5/7/26 - 6:09:58 am
20
    
 
LIN JEN TSUNG
VP
3
---
---
---
4/29/26
---
---
1,229,660
---
D
R
5/7/26 - 6:08:29 am
21
    
 
CHANG OLIVER
VP
3
---
---
---
4/29/26
---
---
4,819,289
---
D
R
5/7/26 - 6:07:04 am
22
    
 
HUNG KUEI CHUN
VP
3
---
---
---
4/29/26
---
---
3,879,566
---
D
R
5/7/26 - 6:05:24 am
23
    
 
HUNG KUEI CHUN
VP
3
---
---
---
4/29/26
---
---
2,000,000
---
I
R
5/7/26 - 6:05:24 am
24
    
 
WU CHUNG HSIEN
VP
3
---
---
---
4/29/26
---
---
3,685,584
---
D
R
5/7/26 - 6:03:01 am
25
    
 
WU CHUNG HSIEN
VP
3
---
---
---
4/29/26
---
---
304
---
I
R
5/7/26 - 6:03:01 am
26
    
 
LIU CHITUNG
CFO,VP
3
---
---
---
3/18/26
---
---
5,222,917
---
D
R
3/18/26 - 6:18:13 am
27
    
 
LIU CHITUNG
CFO,VP
3
---
---
---
3/18/26
---
---
2,000,000
---
I
R
3/18/26 - 6:18:13 am
28
    
 
LIU CHITUNG
CFO,VP
3
---
---
---
3/18/26
---
---
150,000
---
I
R
3/18/26 - 6:18:13 am
29
    
 
WU LING LING
DIR
3
---
---
---
3/18/26
---
---
---
---
---
---
3/18/26 - 6:15:23 am
30
    
 
WANG JASON SHI
CEO,DIR
3
---
---
---
3/18/26
---
---
32,655,440
---
D
R
3/18/26 - 6:06:19 am
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