HAWKINS MATTHEW J. (Chief Executive Officer) sold 4.3% of their position (82.50K shares) of WAYSTAR HOLDING CORP. on the open market

Open‑market sale worth $2.06M — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales

HAWKINS MATTHEW J.

Filed: 8/13/2026ACC: 0001998256-26-000011

InsiderHAWKINS MATTHEW J.CIK 1998256

→

IssuerWAYSTAR HOLDING CORP.CIK 1990354

DirectorOfficer· Chief Executive Officer

Since Mar 2026

-82.50K

Net shares

Net seller

$2.06M

Total sold

Open market trades

0B · 2S

Total transactions

82.50K acquired · 165K disposed

Non-Derivative Transactions4

Common Stock

Direct

M · Option Exercise

+22.46K

Price / share

$4.14

Trade value

$92.99K

% of position

1.2%

8/11/2026

1.84M→1.86M

Common Stock

Direct

S · Sale

−22.46K

Price / share

$25.04

Trade value

$562.35K

% of position

1.2%

8/11/2026

1.86M→1.84M

Common Stock

Direct

M · Option Exercise

+60.04K

Price / share

$4.14

Trade value

$248.56K

% of position

3.3%

8/13/2026

1.84M→1.90M

Common Stock

Direct

S · Sale

−60.04K

Price / share

$25.01

Trade value

$1.50M

% of position

3.2%

8/13/2026

1.90M→1.84M

Total

Net shares

+0.00

Net value

-$1.72M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	8/11/2026	M · Option Exercise	+22.46K	$4.14	$92.99K	1.2%	1.84M	1.86M
Common Stock Direct	8/11/2026	S · Sale	−22.46K	$25.04	$562.35K	1.2%	1.86M	1.84M
Common Stock Direct	8/13/2026	M · Option Exercise	+60.04K	$4.14	$248.56K	3.3%	1.84M	1.90M
Common Stock Direct	8/13/2026	S · Sale	−60.04K	$25.01	$1.50M	3.2%	1.90M	1.84M
Total			+0.00		-$1.72M

Derivative Transactions2

Stock Options (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

22.46K shares

−22.46K

Strike price

4.14

Held after

1.38M

Exercisable

—

8/11/2026

Stock Options (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

60.04K shares

−60.04K

Strike price

4.14

Held after

1.32M

Exercisable

—

8/13/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Options (right to buy) Direct	Common Stock22.46K shares	8/11/2026	M · Option Exercise	−22.46K	4.14	—	1.38M
Stock Options (right to buy) Direct	Common Stock60.04K shares	8/13/2026	M · Option Exercise	−60.04K	4.14	—	1.32M

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)2

Stock Options (right to buy)

Indirect

Underlying security

Common Stock

Underlying shares

46.21K

Shares owned

46.21K

Exercise price

4.14

Expiration

—

Exercise window

—

Stock Options (right to buy)

Indirect

Underlying security

Common Stock

Underlying shares

343.13K

Shares owned

343.13K

Exercise price

4.14

Expiration

—

Exercise window

—

Total

Underlying

389.34K

Owned

389.34K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Stock Options (right to buy) Indirect	Common Stock	4.14	—	—	46.21K	46.21K
Stock Options (right to buy) Indirect	Common Stock	4.14	—	—	343.13K	343.13K
Total					389.34K	389.34K