αTheAlphaInsider

Huang Jen-Chau

Outside the top-25 by R-coefficient, but with purchase history.

R-coefficient
skill with Bayesian shrinkage
60d win rate
% of purchases with positive return
Avg 60d return
after their purchases

🧱 Conviction tranches

Repeated purchases of the same stock within ≤5 days — an accumulation pattern.

TickerDateTradesSpanSharesAmount
TSM2026-08-0711d29$2K
TSM2026-07-0711d28$2K
TSM2026-06-0511d30$2K
TSM2026-05-0811d30$2K
TSM2026-04-0911d37$2K

Purchase history

Later sales by the same insider on the same ticker — realized gain vs average buy price. Empty = position still held.

DateTickerRoleSharesAvg priceAmountSalesAvg sell priceGain %
2026-08-07TSMOfficer(SVP and CFO)29$73.31$2K
2026-07-07TSMOfficer(SVP and CFO)28$76.62$2K
2026-06-05TSMOfficer(SVP and CFO)30$76.01$2K
2026-05-08TSMOfficer(SVP and CFO)30$71.82$2K
2026-04-09TSMOfficer(SVP and CFO)37$57.87$2K