αTheAlphaInsider

Murray Mark Christopher

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
CE2026-08-1111d2153$98K
CE2025-08-1411d2017$84K
CE2025-05-2311d1479$77K
CE2025-03-0711d2353$128K
CE2024-03-0811d597$93K
CE2023-05-1211d1008$103K
CE2023-02-2811d1200$141K

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 %
2026-08-11CEOfficer(SVP - Acetyls)2153$45.52$98K
2025-08-14CEOfficer(SVP - Acetyls)2017$41.83$84K
2025-05-23CEOfficer(SVP - Acetyls)1479$52.18$77K
2025-03-07CEOfficer(SVP - Acetyls)2353$54.45$128K
2024-03-08CEOfficer(SVP - Acetyls)597$156.43$93K
2023-05-12CEOfficer(SVP - Acetyls)1008$101.69$103K
2023-02-28CEOfficer(SVP - Acetyls)1200$117.15$141K