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Mayville Engineering (MEC) SVP awarded 14,998 RSUs and exercises units

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Mayville Engineering Company SVP Craig D. Nichols reported routine equity compensation activity. Nichols exercised restricted stock units into 5,808 shares of common stock, with 1,662 of those shares withheld at $16.67 per share to cover tax obligations, leaving 4,146 shares held directly. He also received a new award of 14,998 restricted stock units. Footnotes state the restricted stock units vest in three equal annual installments on March 15 of 2026, 2027 and 2028, and in a separate three-year schedule on March 15 of 2027, 2028 and 2029. Nichols additionally has 1,134 shares held indirectly through a 401(k) plan.

Positive

  • None.

Negative

  • None.

Insights

Routine RSU vesting and grant; no open-market trading signal.

Senior vice president Craig D. Nichols exercised 5,808 restricted stock units into common shares and had 1,662 shares withheld at $16.67 to satisfy tax obligations. This F-code disposition is not an open-market sale and mainly reflects standard tax handling on equity compensation.

He also received a grant of 14,998 new restricted stock units that vest in three equal annual installments beginning on March 15, 2026 and another schedule beginning on March 15, 2027, according to the footnotes. Such multi-year vesting aligns his compensation with longer-term company performance.

After these transactions, Nichols holds 4,146 common shares directly and 1,134 shares indirectly through a 401(k) plan, with no remaining derivative positions reported in this filing. These actions appear to be routine compensation events rather than discretionary buying or selling activity.

Insider Nichols Craig D
Role SVP, Operations & Supply Chain
Type Security Shares Price Value
Exercise Restricted Stock Units 5,808 $0.00 --
Grant/Award Restricted Stock Units 14,998 $0.00 --
Exercise Common Stock 5,808 $0.00 --
Tax Withholding Common Stock 1,662 $16.67 $28K
holding Common Stock -- -- --
Holdings After Transaction: Restricted Stock Units — 11,614 shares (Direct); Common Stock — 5,808 shares (Direct); Common Stock — 1,134 shares (Indirect, by 401(k) Plan)
Footnotes (1)
  1. The restricted stock units will vest 1/3 on each of March 15, 2026, 2027 and 2028. The restricted stock units will vest 1/3 on each of March 15, 2027, 2028 and 2029.
Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Nichols Craig D
(Last) (First) (Middle)
135 SOUTH 84TH STREET
SUITE 300
(Street)
MILWAUKEE WI 53214
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Mayville Engineering Company, Inc. [ MEC ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
SVP, Operations & Supply Chain
3. Date of Earliest Transaction (Month/Day/Year)
03/15/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 03/15/2026 M 5,808 A $0 5,808 D
Common Stock 03/15/2026 F 1,662 D $16.67 4,146 D
Common Stock 1,134 I by 401(k) Plan
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Units $0 03/15/2026 M 5,808 (1) (1) Common Stock 5,808 $0 11,614 D
Restricted Stock Units $0 03/15/2026 A 14,998 (2) (2) Common Stock 14,998 $0 14,998 D
Explanation of Responses:
1. The restricted stock units will vest 1/3 on each of March 15, 2026, 2027 and 2028.
2. The restricted stock units will vest 1/3 on each of March 15, 2027, 2028 and 2029.
Garrett F. Bishop, Attorney-in-Fact for Craig D. Nichols 03/17/2026
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

What did MEC executive Craig D. Nichols report in this Form 4 filing?

Craig D. Nichols reported routine equity compensation activity. He exercised 5,808 restricted stock units into common stock, had 1,662 shares withheld at $16.67 for taxes, and received a new grant of 14,998 restricted stock units with multi-year vesting schedules.

Did Craig D. Nichols buy or sell MEC common stock on the open market?

The Form 4 does not show any open-market purchases or sales. Reported transactions are an RSU exercise into 5,808 common shares and a tax-withholding disposition of 1,662 shares at $16.67, plus a new restricted stock unit grant, all related to compensation.

How many MEC shares does Craig D. Nichols hold after these transactions?

After the reported transactions, Craig D. Nichols holds 4,146 MEC common shares directly. He also has 1,134 shares held indirectly through a 401(k) plan, along with outstanding restricted stock units that will vest over future dates as disclosed in the footnotes.

What restricted stock unit grants did Craig D. Nichols receive from MEC?

Nichols received a grant of 14,998 restricted stock units. Footnotes indicate the restricted stock units vest in three equal installments on March 15 of 2026, 2027, 2028, and on March 15 of 2027, 2028 and 2029, aligning compensation with multi-year performance periods.

How were taxes handled on Craig D. Nichols’s MEC RSU vesting?

Taxes were satisfied through share withholding rather than a market sale. Of the 5,808 MEC common shares issued from RSU vesting, 1,662 shares were withheld at $16.67 per share to cover tax obligations, leaving 4,146 shares retained directly by Nichols.

Are there any remaining derivative securities for Craig D. Nichols after this Form 4?

The derivative summary in this Form 4 shows no remaining derivative positions after the reported RSU exercise. Nichols’s continuing exposure comes from 4,146 directly held shares, 1,134 shares in a 401(k) plan, and unvested restricted stock units scheduled to vest over future years.