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Alnylam Pharmaceuticals, Inc. (ALNY) — Congressional Trades

3 U.S. lawmakers have disclosed 7 Alnylam Pharmaceuticals, Inc. trades under the STOCK Act — 4 buys and 3 sells between 2016 and 2022. Congress has been net buyers of ALNY.

7Trades
4Buys
3Sells
3Members
$227.12Latest close 2026-08-13
Congress buys vs latest close*

*Notional-weighted price return on lawmakers' disclosed buys of ALNY, marked to the latest close — per-share (share counts aren't disclosed).

57% buys43% sells

Which party is trading ALNY?

Democrats
3 buys · 2 sells
2 members · 5 trades
Republicans
1 buys · 1 sells
1 member · 2 trades
DateMemberTypeAmountEst. priceLatest closeReturn
2022-09-28Josh GottheimerBUY$1K–$15K$210.76$227.12 2026-08-13+7.8%
2018-03-05Barbara J Honorable ComstockSELL$15K–$50K$126.58$227.12 2026-08-13+1.9% rt
2017-10-12Barbara J Honorable ComstockBUY$15K–$50K$124.20$227.12 2026-08-13+82.9%
2016-12-30Richard L. HannaSELL$1K–$15K$37.44$227.12 2026-08-130.0% rt
2016-12-30Richard L. HannaBUY$50K–$100K$37.44$227.12 2026-08-13+506.6%
2016-12-13Richard L. HannaSELL$100K–$250K$43.91$227.12 2026-08-13+21.4% rt
2016-10-13Richard L. HannaBUY$100K–$250K$36.17$227.12 2026-08-13+527.9%

Return: buys marked to the latest close (open); sells tagged rt are realized round-trips vs a prior disclosed buy; exit = timing (stock move after the sale, seller's perspective).

Frequently asked — Alnylam Pharmaceuticals, Inc. (ALNY) congressional trades

Which lawmakers have traded Alnylam Pharmaceuticals, Inc. (ALNY)?

3 members of the U.S. House and Senate have disclosed Alnylam Pharmaceuticals, Inc. transactions under the STOCK Act — 4 purchases and 3 sales. The full member-by-member breakdown, with dates and dollar ranges, is in the table above.

Which lawmakers bought ALNY recently?

No member of Congress has disclosed a ALNY purchase in the last 90 days. STOCK Act filings lag the trade by up to 45 days, so newer buys may still be pending disclosure.

How have Congress's ALNY trades performed?

Every ALNY trade is marked to the latest close in the Return column; sells matched to a prior buy show a realized round-trip return.

Is it legal for members of Congress to trade Alnylam Pharmaceuticals, Inc.?

Yes. Under the 2012 STOCK Act, members of Congress may buy and sell individual stocks but must publicly disclose each transaction within 45 days. Bargo surfaces those filings so you can see who traded ALNY and how it performed.

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