αTheAlphaInsider

GLENBROOK CAPITAL MANAGEMENT

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
SNES2026-08-06 → 2026-08-0722d21.490$28K
SNES2026-07-2011d35.000$52K
SNES2026-06-17 → 2026-06-30714d68.680$105K
SNES2026-06-04 → 2026-06-0835d28.389$46K
SNES2026-05-14 → 2026-05-1835d32.120$53K
SNES2026-04-2811d3000$4K
SNES2026-03-13 → 2026-03-1735d171.034$330K
SNES2026-02-11 → 2026-02-1969d117.247$257K

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 %
2026-08-07SNES10% Owner6490$1.30$8K
2026-08-06SNES10% Owner15.000$1.30$19K
2026-07-20SNES10% Owner35.000$1.47$52K
2026-06-30SNES10% Owner35.000$1.51$53K
2026-06-29SNES10% Owner5172$1.52$8K
2026-06-26SNES10% Owner6812$1.56$11K
2026-06-25SNES10% Owner9442$1.53$14K
2026-06-24SNES10% Owner3990$1.55$6K
2026-06-22SNES10% Owner5000$1.66$8K
2026-06-17SNES10% Owner3264$1.61$5K
2026-06-08SNES10% Owner7000$1.61$11K
2026-06-05SNES10% Owner13.159$1.57$21K
2026-06-04SNES10% Owner8230$1.65$14K
2026-05-18SNES10% Owner10.000$1.59$16K
2026-05-15SNES10% Owner7120$1.65$12K
2026-05-14SNES10% Owner15.000$1.72$26K
2026-04-28SNES10% Owner3000$1.47$4K
2026-03-17SNES10% Owner19.725$1.79$35K
2026-03-16SNES10% Owner5060$1.86$9K
2026-03-13SNES10% Owner146.249$1.95$285K
2026-02-19SNES10% Owner34.613$2.40$83K
2026-02-18SNES10% Owner10.481$2.29$24K
2026-02-17SNES10% Owner40.807$2.29$93K
2026-02-13SNES10% Owner15.390$1.89$29K
2026-02-12SNES10% Owner7956$1.72$14K