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Livermore
Livermore
ZHEN

D. E. Shaw & Co., Inc.

SEC CIK
0001009207
Latest filing
Aug 14, 2026

ALDX holding history

Aldeyra Therapeutics, Inc. in every 13F filed by D. E. Shaw & Co., Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ALDX overviewAll 13F holders of ALDXFull Q2 2026 holdings

Shares (Q2 2026)
1,940,338
Value
$4.13M
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of ALDX by D. E. Shaw & Co., Inc., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20261,940,338$4.13M<0.1%+536,348+38.2%AddedHolders
Q1 20261,403,990$2.37M<0.1%−197,334−12.3%ReducedHolders
Q4 20251,601,324$8.29M<0.1%+221,481+16.1%AddedHolders
Q3 20251,379,843$7.20M<0.1%+892,171+182.9%AddedHolders
Q2 2025487,672$1.87M<0.1%+336,030+221.6%AddedHolders
Q1 2025151,642$871.9K<0.1%−36,941−19.6%ReducedHolders
Q4 2024188,583$941.0K<0.1%−146,198−43.7%ReducedHolders
Q3 2024334,781$1.80M<0.1%+12,843+4.0%AddedHolders
Q2 2024321,938$1.07M<0.1%−225,702−41.2%ReducedHolders
Q1 2024547,640$1.79M<0.1%+287,584+110.6%AddedHolders
Q4 2023260,056$912.8K<0.1%+214,089+465.7%AddedHolders
Q3 202345,967$307.1K<0.1%−30,013−39.5%ReducedHolders
Q2 202375,980$637.5K<0.1%−48,942−39.2%ReducedHolders
Q1 2023124,922$1.24M<0.1%−222,947−64.1%ReducedHolders
Q4 2022347,869$2.42M<0.1%−100,241−22.4%ReducedHolders
Q3 2022448,110$2.39M<0.1%+174,769+63.9%AddedHolders
Q2 2022273,341$1.09M<0.1%+34,183+14.3%AddedHolders
Q1 2022239,158$1.06M<0.1%+202,930+560.1%AddedHolders
Q4 202136,228$145.0K<0.1%+21,947+153.7%AddedHolders
Q3 202114,281$125.0K<0.1%−942−6.2%ReducedHolders
Q2 202115,223$172.0K<0.1%−2,929−16.1%ReducedHolders
Q1 202118,152$216.0K<0.1%––Holders

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