Bor-Zen Tien

CIK: 0002114023

Transaction Breakdown

Open Market Buys (P)33 (97.1%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)1 (2.9%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

TSM

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

Officer

Discretionary Trading P&L

Holdings

Transaction History (34 total)

TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Oct 7, 2026
Purchase(P)
Indirect
40 shares at avg. $79.39$3K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Oct 7, 2026
Purchase(P)
Indirect
7 shares at avg. $79.39$555.73
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Sep 7, 2026
Purchase(P)
Indirect
5 shares at avg. $76.20$381
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Sep 7, 2026
Purchase(P)
Indirect
43 shares at avg. $76.20$3K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Aug 7, 2026
Purchase(P)
Indirect
42 shares at avg. $73.31$3K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Aug 7, 2026
Purchase(P)
Indirect
7 shares at avg. $73.31$513.17
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Aug 3, 2026
Purchase(P)
Direct
1K shares at avg. $73.06$73K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jul 28, 2026
Purchase(P)
Direct
5 shares at avg. $390.00$2K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jul 28, 2026
Purchase(P)
Direct
10 shares at avg. $390.00$4K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jul 28, 2026
Purchase(P)
Indirect
1K shares at avg. $67.97$68K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jul 21, 2026
Purchase(P)
Direct
1K shares at avg. $74.13$74K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jul 21, 2026
Purchase(P)
Indirect
1K shares at avg. $73.98$74K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jul 21, 2026
Purchase(P)
Indirect
1K shares at avg. $74.44$74K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jul 21, 2026
Purchase(P)
Indirect
1K shares at avg. $74.75$75K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jul 20, 2026
Purchase(P)
Direct
10 shares at avg. $405.00$4K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jul 7, 2026
Purchase(P)
Indirect
6 shares at avg. $76.62$459.72
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jul 7, 2026
Purchase(P)
Indirect
40 shares at avg. $76.62$3K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jun 30, 2026
Purchase(P)
Indirect
1K shares at avg. $75.70$76K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jun 29, 2026
Purchase(P)
Direct
1K shares at avg. $76.64$77K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jun 5, 2026
Purchase(P)
Indirect
7 shares at avg. $76.01$532.07
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
Jun 5, 2026
Purchase(P)
Indirect
43 shares at avg. $76.01$3K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
May 20, 2026
Purchase(P)
Direct
7 shares at avg. $400.00$3K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
May 19, 2026
Purchase(P)
Direct
10 shares at avg. $391.81$4K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
May 19, 2026
Purchase(P)
Direct
1K shares at avg. $69.98$70K
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
May 19, 2026
Purchase(P)
Direct
1K shares at avg. $69.83$70K

		Type	Shares	Price		Ownership
Oct 7, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	40	$79.39	$3,176	Indirect
Oct 7, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	7	$79.39	$556	Indirect
Sep 7, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	5	$76.20	$381	Indirect
Sep 7, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	43	$76.20	$3,277	Indirect
Aug 7, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	42	$73.31	$3,079	Indirect
Aug 7, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	7	$73.31	$513	Indirect
Aug 3, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	1,000	$73.06	$73,060	Direct
Jul 28, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	5	$390.00	$1,950	Direct
Jul 28, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	10	$390.00	$3,900	Direct
Jul 28, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	1,000	$67.97	$67,970	Indirect
Jul 21, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	1,000	$74.13	$74,130	Direct
Jul 21, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	1,000	$73.98	$73,980	Indirect
Jul 21, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	1,000	$74.44	$74,440	Indirect
Jul 21, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	1,000	$74.75	$74,750	Indirect
Jul 20, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	10	$405.00	$4,050	Direct
Jul 7, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	6	$76.62	$460	Indirect
Jul 7, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	40	$76.62	$3,065	Indirect
Jun 30, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	1,000	$75.70	$75,700	Indirect
Jun 29, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	1,000	$76.64	$76,640	Direct
Jun 5, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	7	$76.01	$532	Indirect
Jun 5, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	43	$76.01	$3,268	Indirect
May 20, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	7	$400.00	$2,800	Direct
May 19, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	10	$391.81	$3,918	Direct
May 19, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	1,000	$69.98	$69,980	Direct
May 19, 2026	TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD	Purchase(P)	1,000	$69.83	$69,830	Direct

1-25 of 34 transactions

About Tien Bor-Zen

Tien Bor-Zen (SEC CIK 0002114023) files insider reports with the SEC as VP of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM).

Signal8 holds 17 ownership filings by Tien Bor-Zen (1 Form 3, 16 Form 4), filed between Mar 18, 2026 and Oct 8, 2026. Those filings report 34 transactions, from Mar 22, 2026 to Oct 7, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Tien Bor-Zen's filings is in HSINCHU.

Recent filings by Tien Bor-Zen

Oct 7, 2026: Open-market purchases of TSM shares (2 lines, Form 4, code P).
Sep 7, 2026: Open-market purchases of TSM shares (2 lines, Form 4, code P).
Aug 7, 2026: Open-market purchases of TSM shares (2 lines, Form 4, code P).
Aug 3, 2026: Open-market purchase of TSM shares (Form 4, code P).
Jul 28, 2026: Open-market purchases of TSM shares (3 lines, Form 4, code P).

Other insiders filing for TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM)

Yuan Lipen, VP
Yeap Choh Fei, SVP
Zhang Kevin Xiaoqiang, SVP and Deputy Co-COO
Yoo Chue-San, VP
Wu Shien-Yang, SVP
Wei Che-Chia, Chairman and CEO

How to read Form 4 transaction codes