Insider profile

Chuang Tzu-Sou

Taiwan Semiconductor Manufacturing Co Ltdofficer: VP

Backtest following this insider Back to feed

Insider Alpha Analytics

Average trade metrics summarize scored disclosures individually. Backtests simulate portfolio allocation over time.

30D 90D 180D 1Y 3Y

Trades Analyzed

4

Avg Trade Return

-9.9%

Avg Trade Alpha

-12.8%

Win Rate

75%

Avg Holding Days

27

Insider Performance

Equal-weight scored trade outcomes, not portfolio CAGR.

Performance Curve Company Stock

Return Alpha

InsiderS&P 500

Equal-Weight Outcome Return

Best Trades

TSM

Jun 5, 2026 · purchase

508.0%

Return

506.4%

Alpha

TSM

Apr 9, 2026 · purchase

11.6%

Return

3.3%

Alpha

Worst Trades

TSM

May 19, 2026 · sale

-561.8%

Return

-563.8%

Alpha

TSM

Top tickers

TSM

5 trades

Top tickers

Recent trades

Displayed quotes are USD. Current foreign prices use spot FX where applicable; historical foreign filing prices use trade-date FX and ADR ratios when normalized. Original reported prices remain shown below.

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

Jun 08, 2026

Side

G-Gift

May 8, 2026 · purchase

2.7%

Return

2.9%

Alpha

Price

—

Trade value

—

Gain / Loss

▲ 8.3%

NORMALIZED

Signal

21

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

Jun 05, 2026

Side

Purchase

Price

$76

Trade value

$3,496

Gain / Loss

▲ 508.0%

NORMALIZED

Signal

18

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

May 19, 2026

Side

Sale

Price

$70

Trade value

$13,966,000

Gain / Loss

▼ 561.8%

NORMALIZED

Signal

30

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

May 08, 2026

Side

Purchase

Price

$72

Trade value

$3,447

Gain / Loss

▲ 2.7%

OUTCOME

Signal

13

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

Apr 09, 2026

Side

Purchase

Price

$58

Trade value

$3,356

Gain / Loss

▲ 11.6%

OUTCOME

Signal

10

Top tickers

TSM

5 trades