ALLAIS NICOLA T (Chief Financial Officer) exercised options at DOUBLEVERIFY HOLDINGS, INC.

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

M · 6 exercises

ALLAIS NICOLA T

Filed: 9/17/2026ACC: 0001819928-26-000094

InsiderALLAIS NICOLA TCIK 1854086

→

IssuerDOUBLEVERIFY HOLDINGS, INC.CIK 1819928

Officer· Chief Financial Officer

Since Apr 2021

-19.54K

Net shares

Net seller

$263.7K

Total sold

Open market trades

0B · 0S

Total transactions

35.32K acquired · 54.86K disposed

Non-Derivative Transactions12

Common Stock

Direct

M · Option Exercise

+15K

Price / share

—

Trade value

—

% of position

8.7%

9/15/2026

172.46K→187.46K

Common Stock

Direct

F · Tax Withholding

−8.30K

Price / share

$13.50

Trade value

$112.01K

% of position

4.4%

9/15/2026

187.46K→179.16K

Common Stock

Direct

M · Option Exercise

+5.39K

Price / share

—

Trade value

—

% of position

3.0%

9/15/2026

179.16K→184.55K

Common Stock

Direct

F · Tax Withholding

−2.98K

Price / share

$13.50

Trade value

$40.24K

% of position

1.6%

9/15/2026

184.55K→181.57K

Common Stock

Direct

M · Option Exercise

+6.76K

Price / share

—

Trade value

—

% of position

3.7%

9/15/2026

181.57K→188.34K

Common Stock

Direct

F · Tax Withholding

−3.74K

Price / share

$13.50

Trade value

$50.50K

% of position

2.0%

9/15/2026

188.34K→184.59K

Common Stock

Direct

M · Option Exercise

+1.07K

Price / share

—

Trade value

—

% of position

0.6%

9/15/2026

184.59K→185.67K

Common Stock

Direct

F · Tax Withholding

−593.00

Price / share

$13.50

Trade value

$8.01K

% of position

0.3%

9/15/2026

185.67K→185.07K

Common Stock

Direct

M · Option Exercise

+3.03K

Price / share

—

Trade value

—

% of position

1.6%

9/15/2026

185.07K→188.11K

Common Stock

Direct

F · Tax Withholding

−1.68K

Price / share

$13.50

Trade value

$22.65K

% of position

0.9%

9/15/2026

188.11K→186.43K

Common Stock

Direct

M · Option Exercise

+4.06K

Price / share

—

Trade value

—

% of position

2.2%

9/15/2026

186.43K→190.49K

Common Stock

Direct

F · Tax Withholding

−2.25K

Price / share

$13.50

Trade value

$30.33K

% of position

1.2%

9/15/2026

190.49K→188.25K

Total

Net shares

+15.79K

Net value

-$263.75K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	9/15/2026	M · Option Exercise	+15K	—	—	8.7%	172.46K	187.46K
Common Stock Direct	9/15/2026	F · Tax Withholding	−8.30K	$13.50	$112.01K	4.4%	187.46K	179.16K
Common Stock Direct	9/15/2026	M · Option Exercise	+5.39K	—	—	3.0%	179.16K	184.55K
Common Stock Direct	9/15/2026	F · Tax Withholding	−2.98K	$13.50	$40.24K	1.6%	184.55K	181.57K
Common Stock Direct	9/15/2026	M · Option Exercise	+6.76K	—	—	3.7%	181.57K	188.34K
Common Stock Direct	9/15/2026	F · Tax Withholding	−3.74K	$13.50	$50.50K	2.0%	188.34K	184.59K
Common Stock Direct	9/15/2026	M · Option Exercise	+1.07K	—	—	0.6%	184.59K	185.67K
Common Stock Direct	9/15/2026	F · Tax Withholding	−593.00	$13.50	$8.01K	0.3%	185.67K	185.07K
Common Stock Direct	9/15/2026	M · Option Exercise	+3.03K	—	—	1.6%	185.07K	188.11K
Common Stock Direct	9/15/2026	F · Tax Withholding	−1.68K	$13.50	$22.65K	0.9%	188.11K	186.43K
Common Stock Direct	9/15/2026	M · Option Exercise	+4.06K	—	—	2.2%	186.43K	190.49K
Common Stock Direct	9/15/2026	F · Tax Withholding	−2.25K	$13.50	$30.33K	1.2%	190.49K	188.25K
Total			+15.79K		-$263.75K

Derivative Transactions6

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

15K shares

−15K

Strike price

Held after

134.99K

Exercisable

—

9/15/2026

Performance Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

5.39K shares

−5.39K

Strike price

Held after

26.93K

Exercisable

—

9/15/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

6.76K shares

−6.76K

Strike price

Held after

60.88K

Exercisable

—

9/15/2026

Performance Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

1.07K shares

−1.07K

Strike price

Held after

1.07K

Exercisable

—

9/15/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

3.03K shares

−3.03K

Strike price

Held after

15.17K

Exercisable

—

9/15/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

4.06K shares

−4.06K

Strike price

Held after

4.06K

Exercisable

—

9/15/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units Direct	Common Stock15K shares	9/15/2026	M · Option Exercise	−15K	—	134.99K
Performance Stock Units Direct	Common Stock5.39K shares	9/15/2026	M · Option Exercise	−5.39K	—	26.93K
Restricted Stock Units Direct	Common Stock6.76K shares	9/15/2026	M · Option Exercise	−6.76K	—	60.88K
Performance Stock Units Direct	Common Stock1.07K shares	9/15/2026	M · Option Exercise	−1.07K	—	1.07K
Restricted Stock Units Direct	Common Stock3.03K shares	9/15/2026	M · Option Exercise	−3.03K	—	15.17K
Restricted Stock Units Direct	Common Stock4.06K shares	9/15/2026	M · Option Exercise	−4.06K	—	4.06K