Mahoney Michael F

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

R-coefficient

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skill with Bayesian shrinkage

60d win rate

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% of purchases with positive return

Avg 60d return

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after their purchases

🧱 Conviction tranches

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

Ticker	Date	Trades	Span	Shares	Amount
BSX	2026-08-03	1	1d	186.240	$9.0M
CVS	2025-02-18	1	1d	30.000	$2.0M
CVS	2024-05-02	1	1d	9181	$500K
BSX	2014-11-28	1	1d	11.700	$151K
BSX	2012-07-31	1	1d	22.000	$114K

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

Date	Ticker	Role	Shares	Avg price	Amount	Sales	Avg sell price	Gain %
2026-08-03	BSX	Director, Officer(Chairman, President CEO)	186.240	$48.33	$9.0M	—	—	—
2025-02-18	CVS	Director	30.000	$66.70	$2.0M	—	—	—
2024-05-02	CVS	Director	9181	$54.49	$500K	—	—	—
2014-11-28	BSX	Director, Officer(President CEO)	11.700	$12.89	$151K	11.700	$16.96	+31.5%
2012-07-31	BSX	Officer(President)	22.000	$5.19	$114K	22.000	$16.96	+226.8%