TIEN BOR-ZEN

PrivateCIK: 2114023

TIEN BOR-ZEN (VP) purchased 158.1% of their position (49.00 shares) of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD on the open market

Open‑market purchase worth $3.6K — a major conviction buy. The strongest form of insider conviction signal.

P · 2 purchases
InsiderTIEN BOR-ZENCIK 2114023
Officer· VP
Since Mar 2026
+49.00
Net shares
Net buyer
$3.6K
Total acquired
2
Open market trades
2B · 0S
2
Total transactions
49.00 acquired
Non-Derivative Transactions2

Common Shares (2330.TW)

Indirect
P · Purchase

Shares

+42.00

Price / share

$73.31

Trade value

$3.08K

% of position

18.4%
8/7/2026
228.00270.00

Common Shares (2330.TW)

Indirect
P · Purchase

Shares

+7.00

Price / share

$73.31

Trade value

$513.17

% of position

9.6%
8/7/2026
73.0080.00
Total

Net shares

+49.00

Net value

$3.59K

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)3

American Depositary Shares (TSM)

Direct
Shares owned132.00

Common Shares (2330.TW)

Direct
Shares owned14.05K

Common Shares (2330.TW)

Indirect
Shares owned5K
Total
14.18K direct·5K indirect19.18K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported