Vanguard Group
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Vanguard Group’s Mayville Engineering Co MEC Stock Holding History

Vanguard Group’s Portfolio MEC Stock Details MEC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		$11.7M Sell
627,655
-244,004
-28% -$3.98M ﹤0.01% 2884
2025
Q3 		$12M Sell
871,659
-10,536
-1% -$159K ﹤0.01% 2880
2025
Q2 		$14.1M Buy
882,195
+266,049
+43% +$3.8M ﹤0.01% 2730
2025
Q1 		$8.27M Sell
616,146
-17,606
-3% -$265K ﹤0.01% 2951
2024
Q4 		$9.96M Buy
633,752
+62,223
+11% +$1.14M ﹤0.01% 2960
2024
Q3 		$12M Buy
571,529
+12,148
+2% +$227K ﹤0.01% 2864
2024
Q2 		$9.32M Buy
559,381
+21,206
+4% +$321K ﹤0.01% 2977
2024
Q1 		$7.71M Buy
538,175
+39,460
+8% +$515K ﹤0.01% 3103
2023
Q4 		$7.19M Buy
498,715
+7,564
+2% +$93.9K ﹤0.01% 3133
2023
Q3 		$5.39M Buy
491,151
+23,975
+5% +$277K ﹤0.01% 3214
2023
Q2 		$5.82M Buy
467,176
+55,643
+14% +$703K ﹤0.01% 3235
2023
Q1 		$6.14M Buy
411,533
+23,816
+6% +$347K ﹤0.01% 3208
2022
Q4 		$4.91M Buy
387,717
+8,233
+2% +$82.1K ﹤0.01% 3318
2022
Q3 		$2.47M Buy
379,484
+19,448
+5% +$140K ﹤0.01% 3668
2022
Q2 		$2.79M Sell
360,036
-37,797
-10% -$321K ﹤0.01% 3662
2022
Q1 		$3.73M Buy
397,833
+28,009
+8% +$318K ﹤0.01% 3666
2021
Q4 		$5.51M Sell
369,824
-43,390
-11% -$715K ﹤0.01% 3552
2021
Q3 		$7.77M Sell
413,214
-167,652
-29% -$2.87M ﹤0.01% 3391
2021
Q2 		$11.7M Sell
580,866
-20,367
-3% -$359K ﹤0.01% 3121
2021
Q1 		$8.64M Buy
601,233
+9,836
+2% +$145K ﹤0.01% 3234
2020
Q4 		$7.94M Buy
591,397
+3,388
+0.6% +$37.5K ﹤0.01% 3112
2020
Q3 		$5.4M Buy
588,009
+205,901
+54% +$1.74M ﹤0.01% 3109
2020
Q2 		$3.02M Sell
382,108
-11,267
-3% -$69.1K ﹤0.01% 3308
2020
Q1 		$2.41M Buy
393,375
+80,331
+26% +$603K ﹤0.01% 3249
2019
Q4 		$2.94M Buy
313,044
+81,185
+35% +$843K ﹤0.01% 3339
2019
Q3 		$3.06M Buy
231,859
+45,628
+25% +$610K ﹤0.01% 3297
2019
Q2 		$2.57M Buy
+186,231
New +$2.87M ﹤0.01% 3400

Other funds holding MEC

Allspring Global Investments
Allspring Global Investments Charlotte, North Carolina $59.7B AUM 29.08% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
ER
EVR Research Richmond, Virginia $250M AUM 41.5% 1-Year Est. Return
William Blair & Company
William Blair & Company Chicago, Illinois $34.9B AUM 18.88% 1-Year Est. Return
PCM
Portolan Capital Management Boston, Massachusetts $1.88B AUM 115.74% 1-Year Est. Return
2L
22NW LP Seattle, Washington $146M AUM 29.83% 1-Year Est. Return
First Eagle Investment Management
First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

Vanguard Group's MEC Position: Q4 2025 in Review

Vanguard Group reduced its Mayville Engineering Co (MEC) stake by 28% in Q4 2025, selling an estimated $3.98M and leaving 627,655 shares worth $11.7M. The position accounts for ﹤0.01% of the portfolio, ranked #2884.

Vanguard Group first reported a position in MEC in Q2 2019 and has held it in 27 quarters since. The position peaked at $14.1M in Q2 2025. 123 funds tracked by Wall St. Rank hold MEC as of Q4 2025.

  • Vanguard Group held 627,655 shares of Mayville Engineering Co worth $11.7M as of Q4 2025.
  • Vanguard Group sold 244,004 Mayville Engineering Co shares in Q4 2025, an estimated $3.98M.
  • Mayville Engineering Co made up ﹤0.01% of Vanguard Group's portfolio in Q4 2025, its #2884 holding.
  • Vanguard Group first reported a position in Mayville Engineering Co in Q2 2019 and has held it in 27 quarters since.
  • Vanguard Group's Mayville Engineering Co position peaked at $14.1M in Q2 2025.
  • 123 funds tracked by Wall St. Rank held Mayville Engineering Co as of Q4 2025.

Based on Vanguard Group's 13F filing for Q4 2025, filed 29 Jan 2026.