Mayville Engineering Company, Inc. (MEC)

Latest Insider Confidence Score

2025Q4

49.3
Bearish

Company insider confidence (by quarter)

2019Q2 2025Q4

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Kamphuis Robert D CEO 1,232,003 Mar 18, 2022
Butz Todd M CFO 293,310 Aug 22, 2024
Raber Ryan F EVP - Strategy, Sales & Mktg 291,972 Nov 26, 2025
Reddy Jagadeesh A CEO 224,843 Jul 23, 2024
Stille Randall P COO 154,781 Mar 2, 2023

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 11, 2025 Dec 15, 2025 Fisher Steven L Director Sell 22.5 -10,000 -24.70% ✗ $191.1K
Nov 25, 2025 Nov 26, 2025 Raber Ryan F EVP - Strategy, Sales & Mktg Sell 20.0 -15,000 -11.34% ✗ $250.2K
Nov 6, 2025 Nov 7, 2025 Nichols Craig D SVP, Operations & Supply Chain Neutral 90.0 +1,134 100.00% ✗ -
Nov 7, 2025 Nov 7, 2025 Wingfield Tania Director Neutral 52.5 - 0.00% ✗ -
Aug 11, 2025 Aug 11, 2025 Leuba Sean P SVP, Corp. Development & GC Buy 77.5 +500 2.43% ✗ $6.8K
Aug 8, 2025 Aug 11, 2025 Lehr Rachele Marie CFO Buy 86.3 +1,400 7.23% ✗ $19.7K
Aug 7, 2025 Aug 8, 2025 Reddy Jagadeesh A CEO Buy 90.0 +7,500 5.30% ✗ $105.5K
Jul 25, 2025 Wingfield Tania Director Neutral 52.5 - 0.00% ✗ -
Jul 19, 2025 Jul 21, 2025 Reddy Jagadeesh A CEO Sell 22.5 -15,064 -9.62% ✗ $230.5K
Apr 22, 2025 Apr 23, 2025 Kent Jennifer J. Director Neutral 52.5 - 0.00% ✗ -
Apr 22, 2025 Apr 23, 2025 Rothman Jay O. Director Neutral 52.5 - 0.00% ✗ -
Apr 22, 2025 Apr 23, 2025 Fisher Steven L Director Neutral 52.5 - 0.00% ✗ -
Apr 22, 2025 Apr 23, 2025 Christen Timothy L Director Neutral 52.5 - 0.00% ✗ -
Apr 22, 2025 Apr 23, 2025 McCormick Robert L Director Neutral 52.5 - 0.00% ✗ -
Apr 16, 2025 Apr 18, 2025 CARLSON ALLEN J Director Neutral 52.5 - 0.00% ✗ -
Apr 16, 2025 Apr 18, 2025 McCormick Robert L Director Neutral 52.5 - 0.00% ✗ -
Apr 16, 2025 Apr 18, 2025 Kent Jennifer J. Director Neutral 52.5 - 0.00% ✗ -
Apr 16, 2025 Apr 18, 2025 Fisher Steven L Director Neutral 52.5 - 0.00% ✗ -
Apr 16, 2025 Apr 18, 2025 Christen Timothy L Director Neutral 52.5 - 0.00% ✗ -
Apr 16, 2025 Apr 18, 2025 Rothman Jay O. Director Neutral 52.5 - 0.00% ✗ -
Mar 15, 2025 Mar 18, 2025 Lehr Rachele Marie Chief Human Resources Officer Sell 26.3 -2,741 -12.40% ✗ $39.3K
Mar 15, 2025 Mar 18, 2025 Leuba Sean P SVP, Corp. Development & GC Sell 26.3 -3,217 -13.54% ✗ $46.2K
Mar 15, 2025 Mar 18, 2025 Nichols Craig D SVP, Operations & Supply Chain Neutral 52.5 - 0.00% ✗ -
Mar 15, 2025 Mar 18, 2025 Reddy Jagadeesh A CEO Sell 22.5 -17,050 -12.05% ✗ $244.7K
Mar 15, 2025 Mar 18, 2025 Butz Todd M CFO Sell 22.5 -5,637 -2.56% ✗ $80.9K
Mar 15, 2025 Mar 18, 2025 Raber Ryan F EVP - Strategy, Sales & Mktg Sell 22.5 -8,276 -5.89% ✗ $118.8K
Mar 12, 2025 Mar 13, 2025 Reddy Jagadeesh A CEO Buy 60.0 +380 0.36% ✗ $5.2K
Mar 11, 2025 Nichols Craig D SVP, Operations & Supply Chain Neutral 52.5 - 0.00% ✗ -
Mar 6, 2025 Mar 7, 2025 Leuba Sean P SVP, Corp. Development & GC Buy 86.3 +1,000 6.45% ✗ $14.2K
Feb 28, 2025 Mar 4, 2025 Lehr Rachele Marie Chief Human Resources Officer Sell 26.3 -2,834 -17.31% ✗ $42.4K
Feb 28, 2025 Mar 4, 2025 Leuba Sean P SVP, Corp. Development & GC Sell 26.3 -2,731 -14.99% ✗ $40.8K
Feb 28, 2025 Mar 4, 2025 Butz Todd M CFO Sell 22.5 -3,700 -1.79% ✗ $55.3K
Feb 28, 2025 Mar 4, 2025 Reddy Jagadeesh A CEO Sell 22.5 -11,953 -10.24% ✗ $178.7K
Feb 28, 2025 Mar 4, 2025 Raber Ryan F EVP - Strategy, Sales & Mktg Sell 22.5 -6,012 -4.66% ✗ $89.9K
Feb 28, 2023 Mar 4, 2025 Raber Ryan F EVP - Strategy, Sales & Mktg Sell 22.5 -9,860 -9.55% ✗ $158.4K
Jan 9, 2025 Jan 10, 2025 Leuba Sean P SVP, Corp. Development & GC Sell 26.3 -2,868 -19.21% ✗ $43K
Nov 7, 2024 Nov 8, 2024 Butz Todd M CFO Buy 68.8 +1,272 0.66% ✗ $20.1K
Nov 7, 2024 Nov 8, 2024 Lehr Rachele Marie Chief Human Resources Officer Buy 91.3 +1,500 24.91% ✗ $23.9K
Nov 7, 2024 Nov 7, 2024 Reddy Jagadeesh A CEO Buy 90.0 +5,903 6.97% ✗ $98.7K
Nov 7, 2024 Nov 7, 2024 Leuba Sean P SVP, Corp. Development & GC Buy 91.3 +1,000 12.28% ✗ $16.1K
Nov 7, 2024 Nov 7, 2024 Reddy Jagadeesh A CEO Buy 90.0 +5,903 6.97% ✗ $98.7K
Aug 23, 2024 Aug 26, 2024 Raber Ryan F EVP - Strategy, Sales & Mktg Sell 20.0 -21,508 -14.85% ✗ $411.9K
Aug 21, 2024 Aug 22, 2024 Butz Todd M CFO Sell 17.5 -58,719 -23.27% ✗ $1.1M
Aug 22, 2024 Aug 22, 2024 Raber Ryan F EVP - Strategy, Sales & Mktg Sell 20.0 -37,471 -20.55% ✗ $717.6K
Jul 19, 2024 Jul 23, 2024 Reddy Jagadeesh A CEO Sell 20.0 -15,063 -15.10% ✗ $279.1K
Apr 16, 2024 Apr 17, 2024 Kent Jennifer J. Director Neutral 52.5 - 0.00% ✗ -
Apr 16, 2024 Apr 17, 2024 CARLSON ALLEN J Director Neutral 52.5 - 0.00% ✗ -
Apr 16, 2024 Apr 17, 2024 Christen Timothy L Director Neutral 52.5 - 0.00% ✗ -
Apr 16, 2024 Apr 17, 2024 Fisher Steven L Director Neutral 52.5 - 0.00% ✗ -
Apr 16, 2024 Apr 17, 2024 Rothman Jay O. Director Neutral 52.5 - 0.00% ✗ -
Apr 16, 2024 Apr 17, 2024 McCormick Robert L Director Neutral 52.5 - 0.00% ✗ -
Mar 15, 2024 Mar 19, 2024 Leuba Sean P SVP, Corp. Development & GC Neutral 52.5 - 0.00% ✗ -
Mar 15, 2024 Mar 19, 2024 Lehr Rachele Marie Chief Human Resources Officer Neutral 52.5 - 0.00% ✗ -
Mar 15, 2024 Mar 19, 2024 Raber Ryan F EVP - Strategy, Sales & Mktg Neutral 52.5 - 0.00% ✗ -
Mar 15, 2024 Mar 19, 2024 Butz Todd M CFO Neutral 52.5 - 0.00% ✗ -
Mar 15, 2024 Mar 19, 2024 Reddy Jagadeesh A CEO Neutral 52.5 - 0.00% ✗ -
Mar 15, 2024 Mar 19, 2024 Reddy Jagadeesh A CEO Buy 78.8 +1,560 2.36% ✗ $20K
Feb 28, 2024 Mar 4, 2024 Lehr Rachele Marie Chief Human Resources Officer Sell 26.3 -2,833 -32.00% ✗ $33.9K
Feb 28, 2024 Mar 1, 2024 Butz Todd M CFO Sell 22.5 -9,512 -5.47% ✗ $113.9K
Feb 28, 2024 Mar 1, 2024 Raber Ryan F EVP - Strategy, Sales & Mktg Sell 22.5 -10,527 -7.86% ✗ $126K
Feb 28, 2024 Mar 1, 2024 Leuba Sean P SVP, Corp. Development & GC Sell 26.3 -1,806 -18.15% ✗ $21.6K
Feb 28, 2024 Mar 1, 2024 Lehr Rachele Marie Chief Human Resources Officer Sell 26.3 -2,833 -32.00% ✗ $33.9K
Feb 28, 2024 Mar 1, 2024 Reddy Jagadeesh A CEO Sell 22.5 -8,138 -10.95% ✗ $97.4K
Jan 9, 2024 Jan 9, 2024 Leuba Sean P SVP, Corp. Development & GC Sell 26.3 -2,000 -34.58% ✗ $27K
Nov 17, 2023 Nov 20, 2023 Fisher Steven L Director Buy 91.3 +3,000 16.01% ✗ $38.3K
Nov 3, 2023 Nov 7, 2023 Fisher Steven L Director Buy 95.0 +5,000 36.40% ✗ $62.3K
Jul 19, 2023 Jul 20, 2023 Reddy Jagadeesh A CEO Sell 22.5 -10,256 -17.35% ✗ $115.1K
Apr 18, 2023 Apr 20, 2023 Rothman Jay O. Director Neutral 52.5 - 0.00% ✗ -
Apr 18, 2023 Apr 20, 2023 Michels Patrick D Director Neutral 52.5 - 0.00% ✗ -
Apr 18, 2023 Apr 20, 2023 McCormick Robert L Director Neutral 52.5 - 0.00% ✗ -
Apr 18, 2023 Apr 20, 2023 Kent Jennifer J. Director Neutral 52.5 - 0.00% ✗ -
Apr 18, 2023 Apr 20, 2023 Fisher Steven L Director Neutral 52.5 - 0.00% ✗ -
Apr 18, 2023 Apr 20, 2023 Christen Timothy L Director Neutral 52.5 - 0.00% ✗ -
Apr 18, 2023 Apr 20, 2023 CARLSON ALLEN J Director Neutral 52.5 - 0.00% ✗ -
Mar 13, 2023 Mar 13, 2023 Lehr Rachele Marie Chief Human Resources Officer Neutral 52.5 - 0.00% ✗ -
Mar 13, 2023 Lehr Rachele Marie Chief Human Resources Officer Neutral 52.5 - 0.00% ✗ -
Feb 28, 2023 Mar 2, 2023 Reddy Jagadeesh A CEO Neutral 52.5 - 0.00% ✗ -
Feb 28, 2023 Mar 2, 2023 Leuba Sean P SVP, Corp. Development & GC Neutral 52.5 - 0.00% ✗ -
Feb 28, 2023 Mar 2, 2023 Raber Ryan F EVP - Strategy, Sales & Mktg Sell 22.5 -9,860 -8.93% ✗ $158.4K
Feb 28, 2023 Mar 2, 2023 Butz Todd M CFO Sell 22.5 -8,954 -5.88% ✗ $143.8K
Feb 28, 2023 Mar 2, 2023 Stille Randall P COO Sell 22.5 -7,284 -13.32% ✗ $117K
Jan 25, 2023 Jan 27, 2023 Leuba Sean P SVP, Corp. Development & GC Neutral 52.5 - 0.00% ✗ -
Jan 26, 2023 Leuba Sean P SVP, Corp. Development & GC Neutral 52.5 - 0.00% ✗ -
Dec 22, 2022 McCormick Robert L Director Neutral 52.5 - 0.00% ✗ -
Nov 3, 2022 Nov 17, 2022 Reddy Jagadeesh A CEO Buy 95.0 +27,071 100.00% ✗ $247K
Nov 3, 2022 Nov 7, 2022 Reddy Jagadeesh A CEO Buy 90.0 +27,071 8.36% ✗ $247K
Aug 10, 2022 Aug 11, 2022 Butz Todd M CFO Buy 78.8 +2,000 1.64% ✗ $14.5K
Jul 19, 2022 Jul 20, 2022 Christen Timothy L Director Neutral 52.5 - 0.00% ✗ -
Jul 19, 2022 Jul 20, 2022 Reddy Jagadeesh A CEO Neutral 52.5 - 0.00% ✗ -
Jul 20, 2022 Reddy Jagadeesh A CEO Neutral 52.5 - 0.00% ✗ -
Apr 20, 2022 Apr 21, 2022 Fisher Steven L Director Neutral 52.5 - 0.00% ✗ -
Apr 21, 2022 Fisher Steven L Director Neutral 52.5 - 0.00% ✗ -
Apr 19, 2022 Apr 21, 2022 Rothman Jay O. Director Neutral 52.5 - 0.00% ✗ -
Apr 21, 2022 Rothman Jay O. Director Neutral 52.5 - 0.00% ✗ -
Apr 20, 2022 Apr 21, 2022 Michels Patrick D Director Neutral 52.5 - 0.00% ✗ -
Apr 20, 2022 Apr 21, 2022 Christen Timothy L Director Neutral 52.5 - 0.00% ✗ -
Apr 20, 2022 Apr 21, 2022 CARLSON ALLEN J Director Neutral 52.5 - 0.00% ✗ -
Apr 20, 2022 Apr 21, 2022 Kent Jennifer J. Director Neutral 52.5 - 0.00% ✗ -
Feb 28, 2022 Mar 18, 2022 Butz Todd M CFO Neutral 52.5 - 0.00% ✗ -
Feb 28, 2022 Mar 18, 2022 Raber Ryan F EVP - Strategy, Sales & Mktg Neutral 52.5 - 0.00% ✗ -