Robert L. McCormick

CIK: 0001489528

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)2 (50.0%)

Derivative conversions

Awards (A)2 (50.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

MEC

Mayville Engineering Company, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (4 total)

MEC
Mayville Engineering Company, Inc.
Apr 21, 2026
Exercise(M)
Direct
10.3K shares-
MEC
Mayville Engineering Company, Inc.
Apr 21, 2026
Award(A)
Director Restricted Stock Units
Direct
6K shares-
MEC
Mayville Engineering Company, Inc.
Apr 22, 2025
Award(A)
Director Restricted Stock Units
Direct
10.3K shares-
MEC
Mayville Engineering Company, Inc.
Apr 16, 2025
Exercise(M)
Direct
9K shares-

		Type	Shares	Price		Ownership
Apr 21, 2026	MEC Mayville Engineering Company, Inc.	Exercise(M)	10,331	-	$0	Direct
Apr 21, 2026	MEC Mayville Engineering Company, Inc.	Award(A) Director Restricted Stock Units	5,959	-	-	Direct
Apr 22, 2025	MEC Mayville Engineering Company, Inc.	Award(A) Director Restricted Stock Units	10,331	-	-	Direct
Apr 16, 2025	MEC Mayville Engineering Company, Inc.	Exercise(M)	9,026	-	-	Direct

1-4 of 4 transactions

About McCormick Robert L

McCormick Robert L (SEC CIK 0001489528) files insider reports with the SEC as Director of Mayville Engineering Company, Inc. (MEC).

Signal8 holds 3 ownership filings by McCormick Robert L, all Form 4s, filed between Apr 18, 2025 and Apr 23, 2026. Those filings report 4 transactions, from Apr 16, 2025 to Apr 21, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on McCormick Robert L's filings is in MILWAUKEE, WI.

Recent filings by McCormick Robert L

Apr 21, 2026: Option exercise of MEC shares (Form 4, code M).
Apr 21, 2026: Grant or award of MEC derivative securities (Form 4, code A).
Apr 22, 2025: Grant or award of MEC derivative securities (Form 4, code A).
Apr 16, 2025: Option exercise of MEC shares (Form 4, code M).

Other insiders filing for Mayville Engineering Company, Inc. (MEC)

Leuba Sean P, SVP, GC & Secretary
Reddy Jagadeesh A, President & CEO
Raber Ryan F, EVP - Strategy, Sales & Mktg
Nichols Craig D, SVP, Operations & Supply Chain
Wingfield Tania, Director
Schyvinck Christine M., Director

How to read Form 4 transaction codes