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Livermore
Livermore
ZHEN

D. E. Shaw & Co., Inc.

SEC CIK
0001009207
Latest filing
Aug 14, 2026

IOSP holding history

Innospec 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.

IOSP overviewAll 13F holders of IOSPFull Q2 2026 holdings

Shares (Q2 2026)
165,746
Value
$13.5M
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of IOSP by D. E. Shaw & Co., Inc., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026165,746$13.5M<0.1%−121,048−42.2%ReducedHolders
Q1 2026286,794$20.9M<0.1%−23,133−7.5%ReducedHolders
Q4 2025309,927$23.7M<0.1%+36,022+13.2%AddedHolders
Q3 2025273,905$21.1M<0.1%+102,167+59.5%AddedHolders
Q2 2025171,738$14.4M<0.1%+72,662+73.3%AddedHolders
Q1 202599,076$9.39M<0.1%+61,044+160.5%AddedHolders
Q4 202438,032$4.19M<0.1%+24,863+188.8%AddedHolders
Q3 202413,169$1.49M<0.1%+5,946+82.3%AddedHolders
Q2 20247,223$892.7K<0.1%−754−9.5%ReducedHolders
Q1 20247,977$1.03M<0.1%−2,031−20.3%ReducedHolders
Q4 202310,008$1.23M<0.1%−9,022−47.4%ReducedHolders
Q3 202319,030$1.94M<0.1%−3,301−14.8%ReducedHolders
Q2 202322,331$2.24M<0.1%+6,637+42.3%AddedHolders
Q1 202315,694$1.61M<0.1%−2,290−12.7%ReducedHolders
Q4 202217,984$1.85M<0.1%+3,813+26.9%AddedHolders
Q3 202214,171$1.21M<0.1%+7,223+104.0%AddedHolders
Q2 20226,948$666.0K<0.1%−23,053−76.8%ReducedHolders
Q1 202230,001$2.78M<0.1%−31,971−51.6%ReducedHolders
Q4 202161,972$5.60M<0.1%−8,085−11.5%ReducedHolders
Q3 202170,057$5.90M<0.1%+36,778+110.5%AddedHolders
Q2 202133,279$3.02M<0.1%+26,732+408.3%AddedHolders
Q1 20216,547$672.0K<0.1%––Holders

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