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Livermore
Livermore
ZHEN

FMR LLC

SEC CIK
0000315066
Latest filing
Aug 13, 2026

MEC holding history

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

MEC overviewAll 13F holders of MECFull Q2 2026 holdings

Shares (Q2 2026)
1,280,170
Value
$48.0M
% of portfolio
<0.1%
Quarters held
20
Since Q1 2021
Holdings of MEC by FMR LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20261,280,170$48.0M<0.1%+1,275,909+29,943.9%AddedHolders
Q1 20264,261$76.5K<0.1%+932+28.0%AddedHolders
Q4 20253,329$62.3K<0.1%+62+1.9%AddedHolders
Q3 20253,267$45.0K<0.1%+122+3.9%AddedHolders
Q2 20253,145$50.2K<0.1%+45+1.5%AddedHolders
Q1 20253,100$41.6K<0.1%−45−1.4%ReducedHolders
Q4 20243,145$49.4K<0.1%+19+0.6%AddedHolders
Q3 20243,126$65.9K<0.1%+42+1.4%AddedHolders
Q2 20243,084$51.4K<0.1%+3+0.1%AddedHolders
Q1 20243,081$44.2K<0.1%+107+3.6%AddedHolders
Q4 20232,974$42.9K<0.1%+9+0.3%AddedHolders
Q3 20232,965$32.5K<0.1%+60+2.1%AddedHolders
Q2 20232,905$36.2K<0.1%−172−5.6%ReducedHolders
Q1 20233,077$45.9K<0.1%−391−11.3%ReducedHolders
Q4 20223,468$43.9K<0.1%+166+5.0%AddedHolders
Q3 20223,302$21.0K<0.1%−2−0.1%ReducedHolders
Q2 20223,304$26.0K<0.1%−30−0.9%ReducedHolders
Q1 20223,334$31.0K<0.1%+3,334NewHolders
Q3 20210$00.0%−101,296−100.0%Sold outHolders
Q2 2021101,296$2.04M<0.1%00.0%UnchangedHolders
Q1 2021101,296$1.46M<0.1%––Holders

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