Insider profile

Tien Bor Zen

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Insider Alpha Analytics

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

30D 90D 180D 1Y 3Y

Trades Analyzed

12

Avg Trade Return

184.7%

Avg Trade Alpha

181.6%

Win Rate

100%

Avg Holding Days

28

Insider Performance

Company stock with this insider's own disclosed trades.

Performance Curve Company Stock

Company stock

No company stock chart is available for this insider yet.

The chart will appear once this insider has a valid issuer symbol and daily price history.

Best Trades

TSM

May 19, 2026 · purchase

561.8%

Return

559.8%

Alpha

TSM

May 19, 2026 · purchase

560.4%

Return

558.4%

Alpha

TSM

Jun 5, 2026 · purchase

508.0%

Return

506.4%

Alpha

TSM

Jun 5, 2026 · purchase

Top tickers

TSM

13 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 05, 2026

Side

Purchase

508.0%

Return

506.4%

Alpha

TSM

May 19, 2026 · purchase

17.9%

Return

15.9%

Alpha

Worst Trades

TSM

May 8, 2026 · purchase

2.7%

Return

2.9%

Alpha

TSM

May 8, 2026 · purchase

2.7%

Return

2.9%

Alpha

TSM

Apr 28, 2026 · purchase

7.7%

Return

2.3%

Alpha

TSM

Apr 28, 2026 · purchase

8.8%

Return

3.4%

Alpha

TSM

Apr 9, 2026 · purchase

11.6%

Return

3.3%

Alpha

Price

$76

Trade value

$532

Gain / Loss

▲ 508.0%

NORMALIZED

Signal

18

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

Jun 05, 2026

Side

Purchase

Price

$76

Trade value

$3,268

Gain / Loss

▲ 508.0%

NORMALIZED

Signal

18

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

May 20, 2026

Side

Purchase

Price

$400

Trade value

$2,800

Gain / Loss

▲ 15.5%

NORMALIZED

Signal

13

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

May 19, 2026

Side

Purchase

Price

$392

Trade value

$3,918

Gain / Loss

▲ 17.9%

NORMALIZED

Signal

13

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

May 19, 2026

Side

Purchase

Price

$70

Trade value

$69,830

Gain / Loss

▲ 561.8%

NORMALIZED

Signal

13

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

May 19, 2026

Side

Purchase

Price

$70

Trade value

$69,980

Gain / Loss

▲ 560.4%

NORMALIZED

Signal

13

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

May 08, 2026

Side

Purchase

Price

$72

Trade value

$503

Gain / Loss

▲ 2.7%

OUTCOME

Signal

13

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

May 08, 2026

Side

Purchase

Price

$72

Trade value

$3,160

Gain / Loss

▲ 2.7%

OUTCOME

Signal

13

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

Apr 28, 2026

Side

Purchase

Price

$390

Trade value

$1,950

Gain / Loss

▲ 7.7%

OUTCOME

Signal

13

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

Apr 28, 2026

Side

Purchase

Price

$386

Trade value

$3,860

Gain / Loss

▲ 8.8%

OUTCOME

Signal

13

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

Apr 24, 2026

Side

H-Expirelong

Price

—

Trade value

—

Gain / Loss

▲ 14.8%

NORMALIZED

Signal

10

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

Apr 09, 2026

Side

Purchase

Price

$58

Trade value

$521

Gain / Loss

▲ 11.6%

OUTCOME

Signal

10

TSM

Taiwan Semiconductor Manufacturing Co Ltd

Trade date

Apr 09, 2026

Side

Purchase

Price

$58

Trade value

$3,067

Gain / Loss

▲ 11.6%

OUTCOME

Signal

10

Company stock

No company stock chart is available for this insider yet.

The chart will appear once this insider has a valid issuer symbol and daily price history.

Top tickers

TSM

13 trades