TSM
Technology

TSM Taiwan Semiconductor Manufacturing Company Limited

32 members of Congress traded TSM 122 times between 2014 and 2025.

122
Total Trades
32
Politicians
36%
Buys
2014–2025
Active Period

Party Breakdown

Republican
61 trades
Democrat
61 trades

Democrats account for 50% of disclosed TSM trades in Congress.

Activity by Year

2025
32
2024
18
2023
9
2022
4
2021
16
2020
12
2019
15
2017
3
2016
5
2015
5
2014
3

Most Active Traders

Josh Gottheimer

Josh Gottheimer

House

20

3B/17S

Michael T. McCaul

Michael T. McCaul

House

16

5B/11S

Lisa Mcclain

Lisa Mcclain

House

11

6B/5S

Greg Gianforte

Greg Gianforte

House · Former

10

2B/8S

Cleo Fields

Cleo Fields

House

8

8B/0S

Katherine M. Clark

Katherine M. Clark

House

6

1B/5S

Thomas R. Carper

Thomas R. Carper

Senate · Former

5

2B/3S

Thomas Macarthur

Thomas Macarthur

House · Former

4

1B/3S

Disclosed Trades

122 trades
Politician
Type
Date
Size
Katherine M. Clark Dem
Buy
May 12, 2019
$1K
Greg Gianforte Rep
Buy
Apr 24, 2019
$15K
Donna Shalala Dem
Buy
Apr 11, 2019
$1K
Nicholas Van Taylor Rep
Sell
Mar 25, 2019
$15K
Shelley Moore Capito Rep
Sell
Mar 11, 2019
$1K
Donna Shalala Dem
Buy
Feb 15, 2019
$1K
Shelley Moore Capito Rep
Buy
Sep 8, 2017
$1K
Michael T. McCaul Rep
Sell
Jun 28, 2017
$250K
Patty Murray Dem
Sell
Jun 15, 2017
$1K
Michael T. McCaul Rep
Sell
Dec 16, 2016
$1K
K. Michael Conaway Rep
Sell
Sep 12, 2016
$1K
Michael T. McCaul Rep
Sell
Jun 23, 2016
$1K
Michael T. McCaul Rep
Sell
Apr 13, 2016
$15K
Michael T. McCaul Rep
Sell
Feb 18, 2016
$1K
Michael T. McCaul Rep
Sell
Dec 21, 2015
$1K
Thomas Macarthur Rep
Sell
May 27, 2015
$1K
Thomas Macarthur Rep
Sell
Feb 19, 2015
$15K
Thomas Macarthur Rep
Sell
Jan 27, 2015
$1K
Thomas Macarthur Rep
Buy
Jan 26, 2015
$1K
Lois Frankel Dem
Sell
Jun 12, 2014
$1K
Michael T. McCaul Rep
Buy
Mar 21, 2014
$100K
Michael T. McCaul Rep
Buy
Jan 3, 2014
$50K

All data covers 2012 to end of 2025.

This is the historical record

TSM is still being traded in Congress today.

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