Ausiello Dennis A Insider Trading Activity

Corporate InsiderDirector · CIK 1381994

Total trades

$13.7M

Total volume

Aug 14, 2025

Last activity

ALNY

ALNYLAM PHARMACEUTICALS, INC.

Ausiello Dennis A has been net-selling over the last 12 months with 0 purchases and 11 sales across 1 company.

ALNY is the most-traded position with 11 trades. The largest single transaction was a sale of ALNY for $3.3M on Aug 14, 2025.

Performance Scorecard

Forward stock performance after each transaction by Ausiello Dennis A. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIOD	AVG BUY RETURN	AVG SELL AVOIDED	SUCCESS RATE	TRADES
30 days	—	-5.5%	0%	11
90 days	—	-3.5%	0%	11
120 days	—	+9.1%	100%	11

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

Pro: Trade Markers

ALNY · ALNYLAM PHARMACEUTICALS, INC.

🔒 Subscribe to see trade entries

Pro members see exactly when Ausiello Dennis A bought and sold ALNY.

Upgrade to Pro

Recent Trades

DATE	TICKER	TYPE	SHARES	PRICE	VALUE	Δ OWNED	ROLE
Aug 14, 2025	ALNY	Sell	1,985	$430.81	$855K	−6.1%	Director
Aug 14, 2025	ALNY	Sell	1,938	$432.94	$839K	−6.4%	Director
Aug 14, 2025	ALNY	Sell	2,098	$434.50	$912K	−7.4%	Director
Aug 14, 2025	ALNY	Sell	7,675	$435.40	$3.3M	−29.1%	Director
Aug 14, 2025	ALNY	Sell	5,358	$436.00	$2.3M	−28.7%	Director
Aug 14, 2025	ALNY	Sell	1,922	$437.56	$841K	−14.4%	Director
Aug 14, 2025	ALNY	Sell	2,086	$438.34	$914K	−18.3%	Director
Aug 14, 2025	ALNY	Sell	5,302	$439.27	$2.3M	−57.0%	Director
Aug 14, 2025	ALNY	Sell	1,238	$440.54	$545K	−31.0%	Director
Aug 14, 2025	ALNY	Sell	1,205	$441.88	$532K	−43.7%	Director
Aug 14, 2025	ALNY	Sell	641	$442.66	$284K	−41.3%	Director