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Mayville Engineering Co
MEC

114 hedge funds and large institutions have $195M invested in Mayville Engineering Co in 2024 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 46 increasing their positions, 26 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed

166% more call options, than puts

Call options by funds: $255K | Put options by funds: $96K

77% more repeat investments, than reductions

Existing positions increased: 46 | Existing positions reduced: 26

3.72% more ownership

Funds ownership: 56.67% → 60.39% (+3.7%)

5% less first-time investments, than exits

New positions opened: 21 | Existing positions closed: 22

2% less funds holding

Funds holding: 116 → 114 (-2)

21% less capital invested

Capital invested by funds: $246M → $195M (-$50.9M)

Holders
114
Holders Change
-2
Holders Change %
-1.72%
% of All Funds
1.5%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
21
Increased
46
Reduced
26
Closed
22
Calls
$255K
Puts
$96K
Net Calls
+$159K
Net Calls Change
+$214K

Top Buyers

Rank Fund Capital Flow
1
NC
Nokomis Capital
Texas
+$6M
2
GIM
Granahan Investment Management
Massachusetts
+$4.4M
3
PAMP
Polar Asset Management Partners
Ontario, Canada
+$1.77M
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$1.56M
5
American Century Companies
American Century Companies
Missouri
+$1.52M

Top Sellers

Rank Fund Capital Flow
1
Invesco
Invesco
Georgia
-$3.34M
2
HIM
Hillsdale Investment Management
Ontario, Canada
-$1.63M
3
UBS Group
UBS Group
Switzerland
-$1.51M
4
EI
EAM Investors
California
-$989K
5
BlackRock
BlackRock
New York
-$893K
Name Holding Trade Value Shares
Change 		Change in
Stake
Northern Trust
26
Northern Trust
Illinois
$1.59M +$57.3K +3,134 +3%
ACA
27
Anchor Capital Advisors
Massachusetts
$1.58M +$46.9K +2,567 +3%
PAMP
28
Polar Asset Management Partners
Ontario, Canada
$1.52M +$1.77M +96,553 New
WANY
29
Wealthspire Advisors (New York)
New York
$1.5M – – –
EF
30
Empowered Funds
Pennsylvania
$1.44M +$82.2K +4,496 +5%
HCA
31
Harbor Capital Advisors
Illinois
$1.3M +$60.2K +3,291 +4%
EEL
32
Expect Equity LLC
Maryland
$1.17M +$1.37M +74,744 New
UBS Group
33
UBS Group
Switzerland
$1.16M -$1.51M -82,462 -53%
AQR Capital Management
34
AQR Capital Management
Connecticut
$1.13M +$999K +54,632 +321%
SEI Investments
35
SEI Investments
Pennsylvania
$764K +$43K +2,353 +5%
N
36
Nuveen
North Carolina
$739K – – –
Morgan Stanley
37
Morgan Stanley
New York
$705K -$230K -12,584 -22%
MAM
38
Martingale Asset Management
Massachusetts
$664K +$107K +5,875 +16%
OSAM
39
O'Shaughnessy Asset Management
Connecticut
$650K +$17.2K +943 +2%
Bank of New York Mellon
40
Bank of New York Mellon
New York
$601K -$18K -982 -3%
Barclays
41
Barclays
United Kingdom
$600K +$12K +657 +2%
SSWM
42
Sheets Smith Wealth Management
North Carolina
$574K +$20.7K +1,130 +3%
Invesco
43
Invesco
Georgia
$566K -$3.34M -182,871 -84%
Janney Montgomery Scott
44
Janney Montgomery Scott
Pennsylvania
$545K +$634K +34,663 New
Charles Schwab
45
Charles Schwab
California
$538K – – –
LPL Financial
46
LPL Financial
California
$535K +$230K +12,588 +59%
SO
47
STRS Ohio
Ohio
$527K +$240K +13,100 +64%
Millennium Management
48
Millennium Management
New York
$477K +$555K +30,344 New
PCM
49
Perritt Capital Management
Illinois
$472K – – –
Envestnet Asset Management
50
Envestnet Asset Management
Illinois
$452K +$5.27K +288 +1%
1
2
3 4 5

MEC Hedge Fund Activity: Q4 2024 in Review

114 of the 7,592 institutional investors tracked by Wall St. Rank reported a position in Mayville Engineering Co (MEC) for Q4 2024, worth a combined $195M — down 21% from $246M a quarter earlier.

Sellers outnumbered buyers: 22 funds closed out of MEC and 21 opened new positions — a net loss of 1 holder — while 26 trimmed existing stakes and 46 added.

The largest buyer was Nokomis Capital, adding an estimated $6M. The largest seller was Invesco, cutting an estimated $3.34M.

  • 114 institutional investors held Mayville Engineering Co (MEC) as of Q4 2024, down from 116 in Q3 2024.
  • Funds reported $195M of Mayville Engineering Co stock for Q4 2024, down 21% quarter-over-quarter.
  • 21 funds opened new Mayville Engineering Co positions in Q4 2024 and 22 closed out, a net change of -1 holder.
  • The largest Mayville Engineering Co buyer in Q4 2024 was Nokomis Capital, an estimated $6M added.
  • The largest Mayville Engineering Co seller in Q4 2024 was Invesco, an estimated $3.34M sold.

Based on aggregated 13F filings for Q4 2024.