RABER RYAN F (EVP - Sales & Marketing) exercised options at MAYVILLE ENGINEERING COMPANY, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise

RABER RYAN F

Filed: 3/4/2025ACC: 0000897069-25-000469

InsiderRABER RYAN FCIK 1775978

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IssuerMAYVILLE ENGINEERING COMPANY, INC.CIK 1766368

Officer· EVP - Sales & Marketing

Since May 2019

-6.01K

Net shares

Net seller

$89.9K

Total sold

Open market trades

0B · 0S

Total transactions

12.79K acquired · 18.80K disposed

Non-Derivative Transactions2

Common Stock

Direct

M · Option Exercise

+12.79K

Price / share

—

Trade value

—

% of position

14.2%

2/28/2025

89.86K→102.66K

Common Stock

Direct

F · Tax Withholding

−6.01K

Price / share

$14.95

Trade value

$89.88K

% of position

5.9%

2/28/2025

102.66K→96.64K

Total

Net shares

+6.78K

Net value

-$89.88K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	2/28/2025	M · Option Exercise	+12.79K	—	—	14.2%	89.86K	102.66K
Common Stock Direct	2/28/2025	F · Tax Withholding	−6.01K	$14.95	$89.88K	5.9%	102.66K	96.64K
Total			+6.78K		-$89.88K

Derivative Transactions1

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

12.79K shares

−12.79K

Strike price

Held after

0.00

Exercisable

—

2/28/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Restricted Stock Units Direct	Common Stock12.79K shares	2/28/2025	M · Option Exercise	−12.79K	0	—	0.00

Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect

Shares owned26.29K

Total

26.29K indirect26.29K

Security Title	Shares Owned	Ownership Type
Common Stock	26.29K	Indirect
Total	26.29K	26.29K indirect

Derivative Holdings (Post-Transaction)5

Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

43.29K

Shares owned

43.29K

Exercise price

14.01

Expiration

—

Exercise window

—

Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

77.43K

Shares owned

77.43K

Exercise price

10.32

Expiration

—

Exercise window

—

Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

27.59K

Shares owned

27.59K

Exercise price

Expiration

—

Exercise window

—

Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

44.72K

Shares owned

44.72K

Exercise price

16.22

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

52.95K

Shares owned

52.95K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

245.98K

Owned

245.98K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Stock Option (right to buy) Direct	Common Stock	14.01	—	—	43.29K	43.29K
Stock Option (right to buy) Direct	Common Stock	10.32	—	—	77.43K	77.43K
Stock Option (right to buy) Direct	Common Stock	17	—	—	27.59K	27.59K
Stock Option (right to buy) Direct	Common Stock	16.22	—	—	44.72K	44.72K
Restricted Stock Units Direct	Common Stock	0	—	—	52.95K	52.95K
Total					245.98K	245.98K