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Parthenon LLC

SEC CIK
0001088859
Latest filing
Jul 23, 2026

FAST holding history

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

FAST overviewAll 13F holders of FASTFull Q2 2026 holdings

Shares (Q2 2026)
527,272
Value
$25.3M
% of portfolio
2.6%
Quarters held
22
Since Q1 2021
Holdings of FAST by Parthenon LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026527,272$25.3M2.6%−15,800−2.9%ReducedHolders
Q1 2026543,072$25.2M2.9%−1,768−0.3%ReducedHolders
Q4 2025544,840$21.9M2.4%+2,024+0.4%AddedHolders
Q3 2025542,816$26.6M2.9%+816+0.2%AddedHolders
Q2 2025542,000$22.8M2.6%00.0%UnchangedConverted for a 2-for-1 splitHolders
Q1 2025271,515$21.1M2.6%+100.0%AddedHolders
Q4 2024271,505$19.5M2.4%−1,093−0.4%ReducedHolders
Q3 2024272,598$19.5M2.3%+561+0.2%AddedHolders
Q2 2024272,037$17.1M2.2%−5,065−1.8%ReducedHolders
Q1 2024277,102$21.4M2.7%+1,025+0.4%AddedHolders
Q4 2023276,077$17.9M2.5%−1,505−0.5%ReducedHolders
Q3 2023277,582$15.2M2.3%−3,525−1.3%ReducedHolders
Q2 2023281,107$16.6M2.4%+1000.0%AddedHolders
Q1 2023281,007$15.2M2.3%+880+0.3%AddedHolders
Q4 2022280,127$13.3M2.2%−3,520−1.2%ReducedHolders
Q3 2022283,647$13.1M2.4%−625−0.2%ReducedHolders
Q2 2022284,272$14.2M2.4%−2,400−0.8%ReducedHolders
Q1 2022286,672$17.0M2.5%+1,475+0.5%AddedHolders
Q4 2021285,197$18.3M2.6%−13,283−4.5%ReducedHolders
Q3 2021298,480$15.4M2.3%−300−0.1%ReducedHolders
Q2 2021298,780$15.5M2.3%−800.0%ReducedHolders
Q1 2021298,860$15.0M2.4%––Holders

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