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: 3/18/2025ACC: 0000897069-25-000633

InsiderRABER RYAN FCIK 1775978

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IssuerMAYVILLE ENGINEERING COMPANY, INC.CIK 1766368

Officer· EVP - Sales & Marketing

Since May 2019

+29.08K

Net shares

Net buyer

$118.8K

Total sold

Open market trades

0B · 0S

Total transactions

55K acquired · 25.93K disposed

Non-Derivative Transactions2

Common Stock

Direct

M · Option Exercise

+17.65K

Price / share

—

Trade value

—

% of position

18.3%

3/15/2025

96.64K→114.29K

Common Stock

Direct

F · Tax Withholding

−8.28K

Price / share

$14.35

Trade value

$118.76K

% of position

7.2%

3/15/2025

114.29K→106.02K

Total

Net shares

+9.37K

Net value

-$118.76K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	3/15/2025	M · Option Exercise	+17.65K	—	—	18.3%	96.64K	114.29K
Common Stock Direct	3/15/2025	F · Tax Withholding	−8.28K	$14.35	$118.76K	7.2%	114.29K	106.02K
Total			+9.37K		-$118.76K

Derivative Transactions2

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

17.65K shares

−17.65K

Strike price

Held after

35.30K

Exercisable

—

3/15/2025

Restricted Stock Units

Direct

A · Award

Converts to

Common Stock

37.35K shares

+37.35K

Strike price

Held after

37.35K

Exercisable

—

3/15/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Restricted Stock Units Direct	Common Stock17.65K shares	3/15/2025	M · Option Exercise	−17.65K	0	—	35.30K
Restricted Stock Units Direct	Common Stock37.35K shares	3/15/2025	A · Award	+37.35K	0	—	37.35K

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)4

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

—

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

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

43.29K

Shares owned

43.29K

Exercise price

14.01

Expiration

—

Exercise window

—

Total

Underlying

193.03K

Owned

193.03K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Stock Option (right to buy) Direct	Common Stock	16.22	—	—	44.72K	44.72K
Stock Option (right to buy) Direct	Common Stock	17	—	—	27.59K	27.59K
Stock Option (right to buy) Direct	Common Stock	10.32	—	—	77.43K	77.43K
Stock Option (right to buy) Direct	Common Stock	14.01	—	—	43.29K	43.29K
Total					193.03K	193.03K