WOLF CHRISTINE ANN (EVP & CHRO) sold 6.5% of their position (2.10K shares) of WESCO INTERNATIONAL INC on the open market

Open‑market sale worth $471.9K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

WOLF CHRISTINE ANN

Filed: 8/28/2025ACC: 0000950170-25-112027

InsiderWOLF CHRISTINE ANNCIK 1514429

→

IssuerWESCO INTERNATIONAL INCCIK 929008

Officer· EVP & CHRO

Since Mar 2026

-5.05K

Net shares

Net seller

$1.14M

Total sold

Open market trades

0B · 1S

Total transactions

5.05K acquired · 10.09K disposed

Non-Derivative Transactions7

Common Stock

Direct

M · Option Exercise

+4.20K

Price / share

$59.95

Trade value

$251.85K

% of position

13.9%

8/26/2025

30.19K→34.39K

Common Stock

Direct

D · Disposition

−1.11K

Price / share

$226.49

Trade value

$251.86K

% of position

3.2%

8/26/2025

34.39K→33.28K

Common Stock

Direct

F · Tax Withholding

−1.34K

Price / share

$226.49

Trade value

$304.40K

% of position

4.0%

8/26/2025

33.28K→31.93K

Common Stock

Direct

M · Option Exercise

+845.00

Price / share

$59.05

Trade value

$49.90K

% of position

2.6%

8/26/2025

31.93K→32.78K

Common Stock

Direct

D · Disposition

−221.00

Price / share

$226.49

Trade value

$50.05K

% of position

0.7%

8/26/2025

32.78K→32.56K

Common Stock

Direct

F · Tax Withholding

−271.00

Price / share

$226.49

Trade value

$61.38K

% of position

0.8%

8/26/2025

32.56K→32.29K

Common Stock

Direct

S · Sale

−2.10K

Price / share

$224.92

Trade value

$471.88K

% of position

6.5%

8/27/2025

32.29K→30.19K

Total

Net shares

+0.00

Net value

-$837.83K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	8/26/2025	M · Option Exercise	+4.20K	$59.95	$251.85K	13.9%	30.19K	34.39K
Common Stock Direct	8/26/2025	D · Disposition	−1.11K	$226.49	$251.86K	3.2%	34.39K	33.28K
Common Stock Direct	8/26/2025	F · Tax Withholding	−1.34K	$226.49	$304.40K	4.0%	33.28K	31.93K
Common Stock Direct	8/26/2025	M · Option Exercise	+845.00	$59.05	$49.90K	2.6%	31.93K	32.78K
Common Stock Direct	8/26/2025	D · Disposition	−221.00	$226.49	$50.05K	0.7%	32.78K	32.56K
Common Stock Direct	8/26/2025	F · Tax Withholding	−271.00	$226.49	$61.38K	0.8%	32.56K	32.29K
Common Stock Direct	8/27/2025	S · Sale	−2.10K	$224.92	$471.88K	6.5%	32.29K	30.19K
Total			+0.00		-$837.83K

Derivative Transactions2

Stock Appreciation Rights

Direct

M · Option Exercise

Converts to

Common Stock

4.20K shares

−4.20K

Strike price

59.95

Held after

0.00

Exercisable

—

8/26/2025

Stock Appreciation Rights

Direct

M · Option Exercise

Converts to

Common Stock

845.00 shares

−845.00

Strike price

59.05

Held after

0.00

Exercisable

—

8/26/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Appreciation Rights Direct	Common Stock4.20K shares	8/26/2025	M · Option Exercise	−4.20K	59.95	—	0.00
Stock Appreciation Rights Direct	Common Stock845.00 shares	8/26/2025	M · Option Exercise	−845.00	59.05	—	0.00