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ALNY
Alnylam Pharmaceuticals, Inc.
stock NASDAQ

At Close

Aug 20, 2026 3:59:57 PM EDT

229.30USD-5.484%(-13.31)1,686,053

212.80Bid 255.91Ask 43.11Spread

Pre-market

Aug 20, 2026 9:19:30 AM EDT

241.13USD-0.610%(-1.48)515

After-hours

Aug 20, 2026 4:00:30 PM EDT

228.76USD-0.238%(-0.54)187,141

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Aug 21, 2026 Sep 18, 2026 Oct 16, 2026 Dec 18, 2026 Jan 15, 2027 Mar 19, 2027 Dec 17, 2027

ITM/OTM for Oct 16, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
0	0	0	0

ALNY Oct 16, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
340 C	0	0%	0			ALNY261016C00340000
330 C	0	0%	0			ALNY261016C00330000
320 C	0	0%	0			ALNY261016C00320000
310 C	0	0%	0			ALNY261016C00310000
300 C	0	0%	0			ALNY261016C00300000
290 C	0	0%	0			ALNY261016C00290000
280 C	0	0%	0			ALNY261016C00280000
270 C	0	0%	0			ALNY261016C00270000
260 C	0	0%	0			ALNY261016C00260000
250 C	0	0%	0			ALNY261016C00250000
240 C	0	0%	0			ALNY261016C00240000
230 C	0	0%	0			ALNY261016C00230000
220 C	0	0%	0			ALNY261016C00220000
210 C	0	0%	0			ALNY261016C00210000
200 C	0	0%	0			ALNY261016C00200000
195 C	0	0%	0			ALNY261016C00195000
190 C	0	0%	0			ALNY261016C00190000
185 C	0	0%	0			ALNY261016C00185000
180 C	0	0%	0			ALNY261016C00180000
175 C	0	0%	0			ALNY261016C00175000
170 C	0	0%	0			ALNY261016C00170000
165 C	0	0%	0			ALNY261016C00165000
160 C	0	0%	0			ALNY261016C00160000
155 C	0	0%	0			ALNY261016C00155000
150 C	0	0%	0			ALNY261016C00150000
145 C	0	0%	0			ALNY261016C00145000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
340 P	0	0%	0			ALNY261016P00340000
330 P	0	0%	0			ALNY261016P00330000
320 P	0	0%	0			ALNY261016P00320000
310 P	0	0%	0			ALNY261016P00310000
300 P	0	0%	0			ALNY261016P00300000
290 P	0	0%	0			ALNY261016P00290000
280 P	0	0%	0			ALNY261016P00280000
270 P	0	0%	0			ALNY261016P00270000
260 P	0	0%	0			ALNY261016P00260000
250 P	0	0%	0			ALNY261016P00250000
240 P	0	0%	0			ALNY261016P00240000
230 P	0	0%	0			ALNY261016P00230000
220 P	0	0%	0			ALNY261016P00220000
210 P	0	0%	0			ALNY261016P00210000
200 P	0	0%	0			ALNY261016P00200000
195 P	0	0%	0			ALNY261016P00195000
190 P	0	0%	0			ALNY261016P00190000
185 P	0	0%	0			ALNY261016P00185000
180 P	0	0%	0			ALNY261016P00180000
175 P	0	0%	0			ALNY261016P00175000
170 P	0	0%	0			ALNY261016P00170000
165 P	0	0%	0			ALNY261016P00165000
160 P	0	0%	0			ALNY261016P00160000
155 P	0	0%	0			ALNY261016P00155000
150 P	0	0%	0			ALNY261016P00150000
145 P	0	0%	0			ALNY261016P00145000

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