αTheAlphaInsider

DONNELLY WILLIAM P

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
QTRX2026-08-12 → 2026-08-1322d99.400$286K
QTRX2025-06-0611d93.113$506K
QTRX2023-09-0811d20.200$502K
IR2017-05-2411d42.642$997K

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 %
2026-08-13QTRXUnknown72.245$2.93$212K
2026-08-12QTRXUnknown27.155$2.75$75K
2025-06-06QTRXUnknown93.113$5.44$506K
2023-09-08QTRXUnknown20.200$24.85$502K
2017-05-24IRUnknown42.642$23.37$997K