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Livermore
Livermore
ZHEN

Cohen Klingenstein LLC

SEC CIK
0001453620
Latest filing
Jul 15, 2026

IDCC holding history

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

IDCC overviewAll 13F holders of IDCCFull Q2 2026 holdings

Shares (Q2 2026)
2,122
Value
$600.8K
% of portfolio
<0.1%
Quarters held
19
Since Q1 2021
Holdings of IDCC by Cohen Klingenstein LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20262,122$600.8K<0.1%00.0%UnchangedHolders
Q1 20262,122$640.8K<0.1%00.0%UnchangedHolders
Q4 20252,122$675.6K<0.1%00.0%UnchangedHolders
Q3 20252,122$732.6K<0.1%00.0%UnchangedHolders
Q2 20252,122$475.8K<0.1%00.0%UnchangedHolders
Q1 20252,122$438.7K<0.1%00.0%UnchangedHolders
Q4 20242,122$411.1K<0.1%00.0%UnchangedHolders
Q3 20242,122$300.5K<0.1%00.0%UnchangedHolders
Q2 20242,122$247.3K<0.1%00.0%UnchangedHolders
Q1 20242,122$225.9K<0.1%00.0%UnchangedHolders
Q4 20232,122$230.3K<0.1%+2,122NewHolders
Q3 20230$00.0%−3,351−100.0%Sold outHolders
Q2 20233,351$323.5K<0.1%00.0%UnchangedHolders
Q1 20233,351$244.3K<0.1%+3,351NewHolders
Q3 20220$00.0%−3,551−100.0%Sold outHolders
Q2 20223,551$216.0K<0.1%00.0%UnchangedHolders
Q1 20223,551$227.0K<0.1%00.0%UnchangedHolders
Q4 20213,551$254.0K<0.1%−1,132−24.2%ReducedHolders
Q3 20214,683$318.0K<0.1%−1,850−28.3%ReducedHolders
Q2 20216,533$477.0K<0.1%00.0%UnchangedHolders
Q1 20216,533$415.0K<0.1%––Holders

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