WESTERN DIGITAL CORP

Ticker: WDC CUSIP: 958102105 Class: EQTY

Summit Trail Advisors, LLC's Holding History (CIK: 0001698478)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 43,701 Value ($000) $7,528 Avg Close $151.55 Range $112.43 - $188.77

Q3 2025

Shares 52,219 Value ($000) $6,269 Avg Close $81.60 Range $62.82 - $122.49

Q2 2025

Shares 45,170 Value ($000) $2,890 Avg Close $47.46 Range $28.72 - $64.21

Q3 2024

Shares 19,626 Value ($000) $1,340 Avg Close $50.34 Range $39.73 - $60.52

Q2 2024

Shares 20,095 Value ($000) $1,523 Avg Close $55.25 Range $49.12 - $61.40

Q1 2018

Shares 12,594 Value ($000) $634 Avg Close $61.52 Range $53.81 - $73.88

Q4 2017

Shares 10,345 Value ($000) $882 Avg Close $58.49 Range $52.57 - $64.05

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	43,701	$7,528	$151.55	$112.43 - $188.77
Q3 2025	52,219	$6,269	$81.60	$62.82 - $122.49
Q2 2025	45,170	$2,890	$47.46	$28.72 - $64.21
Q3 2024	19,626	$1,340	$50.34	$39.73 - $60.52
Q2 2024	20,095	$1,523	$55.25	$49.12 - $61.40
Q1 2018	12,594	$634	$61.52	$53.81 - $73.88
Q4 2017	10,345	$882	$58.49	$52.57 - $64.05