αTheAlphaInsider

Habiger David C

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
BSX2026-08-03 → 2026-08-0533d3282$157K
BSX2026-05-19 → 2026-05-2022d4450$251K
XPER2020-08-24 → 2020-09-04512d17.251$221K
IMMR2017-03-07 → 2017-03-0933d9890$81K

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 %
2026-08-05BSXDirector2100$47.59$100K
2026-08-04BSXDirector140$48.59$7K
2026-08-03BSXDirector1042$48.07$50K
2026-05-20BSXDirector2250$55.92$126K
2026-05-19BSXDirector2200$56.95$125K
2020-09-04XPERDirector1314$11.44$15K
2020-09-02XPERDirector2475$12.12$30K
2020-09-01XPERDirector2815$12.45$35K
2020-08-28XPERDirector3117$12.99$40K
2020-08-24XPERDirector7530$13.31$100K
2017-03-09IMMRDirector4890$8.17$40K0
2017-03-08IMMRDirector100$8.12$812
2017-03-07IMMRDirector4900$8.27$41K