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First Manhattan Co

SEC CIK
0000728083
Latest filing
Aug 14, 2026

HOS holding history

Hornbeck Offshore Services, Inc. in every 13F filed by First Manhattan Co, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

HOS overviewAll 13F holders of HOSFull Q2 2026 holdings

Shares (Q4 2025)
0
Sold out in Q4 2025
Value
$0
% of portfolio
0.0%
Quarters held
14
Since Q1 2021
Holdings of HOS by First Manhattan Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q4 20250$00.0%−600,000−100.0%Sold outHolders
Q3 2025600,000$3.94M<0.1%+600,000NewHolders
Q2 20240$00.0%−750−100.0%Sold outHolders
Q1 2024750$8.13K<0.1%00.0%UnchangedHolders
Q4 2023750$7.71K<0.1%00.0%UnchangedHolders
Q3 2023750$8.38K<0.1%−424,250−99.8%ReducedHolders
Q2 2023425,000$3.14M<0.1%−150,000−26.1%ReducedHolders
Q1 2023575,000$4.45M<0.1%−373,125−39.4%ReducedHolders
Q4 2022948,125$7.00M<0.1%−607,000−39.0%ReducedHolders
Q3 20221,555,125$6.00M<0.1%−25,000−1.6%ReducedHolders
Q2 20221,580,125$4.90M<0.1%+125,000+8.6%AddedHolders
Q1 20221,455,125$6.96M<0.1%00.0%UnchangedHolders
Q4 20211,455,125$4.54M<0.1%+650,000+80.7%AddedHolders
Q3 2021805,125$3.12M<0.1%+250,000+45.0%AddedHolders
Q2 2021555,125$3.17M<0.1%+225,125+68.2%AddedHolders
Q1 2021330,000$1.67M<0.1%––Holders

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