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Castleark Management LLC

SEC CIK
0001106832
Latest filing
Aug 14, 2026

PWR holding history

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

PWR overviewAll 13F holders of PWRFull Q2 2026 holdings

Shares (Q2 2026)
1,380
Value
$993.7K
% of portfolio
<0.1%
Quarters held
20
Since Q3 2021
Holdings of PWR by Castleark Management LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20261,380$993.7K<0.1%00.0%UnchangedHolders
Q1 20261,380$757.6K<0.1%−5,300−79.3%ReducedHolders
Q4 20256,680$2.82M0.1%+770+13.0%AddedHolders
Q3 20255,910$2.45M0.1%00.0%UnchangedHolders
Q2 20255,910$2.23M0.1%−40−0.7%ReducedHolders
Q1 20255,950$1.51M0.1%+3,830+180.7%AddedHolders
Q4 20242,120$670.0K<0.1%−680−24.3%ReducedHolders
Q3 20242,800$834.8K<0.1%−2,000−41.7%ReducedHolders
Q2 20244,800$1.22M<0.1%−1,360−22.1%ReducedHolders
Q1 20246,160$1.60M0.1%+770+14.3%AddedHolders
Q4 20235,390$1.16M0.1%−60−1.1%ReducedHolders
Q3 20235,450$1.02M0.1%−1,930−26.2%ReducedHolders
Q2 20237,380$1.45M0.1%−780−9.6%ReducedHolders
Q1 20238,160$1.36M0.1%00.0%UnchangedHolders
Q4 20228,160$1.16M0.1%00.0%UnchangedHolders
Q3 20228,160$1.04M0.1%−340−4.0%ReducedHolders
Q2 20228,500$1.06M0.1%−5,930−41.1%ReducedHolders
Q1 202214,430$1.90M0.1%+720+5.3%AddedHolders
Q4 202113,710$1.57M0.1%−1,870−12.0%ReducedHolders
Q3 202115,580$1.77M0.1%+15,580NewHolders