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Livermore
Livermore
ZHEN

First Manhattan Co

SEC CIK
0000728083
Latest filing
Aug 14, 2026

CSGP holding history

Costar Group, 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.

CSGP overviewAll 13F holders of CSGPFull Q2 2026 holdings

Shares (Q1 2026)
0
Sold out in Q1 2026
Value
$0
% of portfolio
0.0%
Quarters held
20
Since Q1 2021
Holdings of CSGP by First Manhattan Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20260$00.0%−6,847−100.0%Sold outHolders
Q4 20256,847$460.4K<0.1%00.0%UnchangedHolders
Q3 20256,847$577.7K<0.1%00.0%UnchangedHolders
Q2 20256,847$550.5K<0.1%00.0%UnchangedHolders
Q1 20256,847$542.5K<0.1%+1,847+36.9%AddedHolders
Q4 20245,000$357.9K<0.1%00.0%UnchangedHolders
Q3 20245,000$377.2K<0.1%−4−0.1%ReducedHolders
Q2 20245,004$371.0K<0.1%+4+0.1%AddedHolders
Q1 20245,000$483.0K<0.1%00.0%UnchangedHolders
Q4 20235,000$436.9K<0.1%−248−4.7%ReducedHolders
Q3 20235,248$403.5K<0.1%+4+0.1%AddedHolders
Q2 20235,244$466.7K<0.1%+244+4.9%AddedHolders
Q1 20235,000$344.2K<0.1%−90−1.8%ReducedHolders
Q4 20225,090$393.4K<0.1%+90+1.8%AddedHolders
Q3 20225,000$348.0K<0.1%−2,500−33.3%ReducedHolders
Q2 20227,500$453.0K<0.1%00.0%UnchangedHolders
Q1 20227,500$499.0K<0.1%−200−2.6%ReducedHolders
Q4 20217,700$608.0K<0.1%+200+2.7%AddedHolders
Q3 20217,500$645.0K<0.1%00.0%UnchangedHolders
Q2 20217,500$621.0K<0.1%00.0%UnchangedConverted for a 10-for-1 splitHolders
Q1 2021750$616.0K<0.1%––Holders

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