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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

ALNY holding history

Alnylam Pharmaceuticals, Inc. in every 13F filed by Simplex Trading, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ALNY overviewAll 13F holders of ALNYFull Q2 2026 holdings

Shares (Q2 2026)
11,567
Value
$3.48M
% of portfolio
0.1%
Quarters held
13
Since Q1 2021
Holdings of ALNY by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202611,567$3.48M0.1%+11,567NewHolders
Q2 20250$00.0%−6,704−100.0%Sold outHolders
Q1 20256,704$1.81M0.1%+1,875+38.8%AddedHolders
Q4 20244,829$1.14M<0.1%+4,829NewHolders
Q3 20240$00.0%−8,803−100.0%Sold outHolders
Q2 20248,803$2.14M0.1%+8,803NewHolders
Q1 20240$00.0%−2,916−100.0%Sold outHolders
Q4 20232,916$558.0K<0.1%−3,929−57.4%ReducedHolders
Q3 20236,845$1.21M<0.1%+6,845NewHolders
Q2 20230$00.0%−13,723−100.0%Sold outHolders
Q1 202313,723$2.75M0.1%+4,846+54.6%AddedHolders
Q4 20228,877$2.11M0.1%+8,868+98,533.3%AddedHolders
Q3 20229$1.00K<0.1%−1,068−99.2%ReducedHolders
Q2 20221,077$157.0K<0.1%+1,077NewHolders
Q4 20210$00.0%−15,991−100.0%Sold outHolders
Q3 202115,991$2.71M0.1%+707+4.6%AddedHolders
Q2 202115,284$2.59M0.1%+898+6.2%AddedHolders
Q1 202114,386$2.03M0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.