ON SEMICONDUCTOR CORP

Ticker: ON CUSIP: 682189105 Class: EQTY

Weiss Asset Management LP's Holding History (CIK: 0001357550)

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

Q4 2025

Shares 174,120 Value ($000) $9,429 Avg Close $51.30 Range $44.56 - $57.52

Q3 2025

Shares 123,370 Value ($000) $6,083 Avg Close $52.63 Range $46.35 - $63.63

Q3 2024

Shares 48,464 Value ($000) $3,519 Avg Close $72.80 Range $66.18 - $80.08

Q1 2024

Shares 12,441 Value ($000) $915 Avg Close $76.54 Range $68.78 - $85.16

Q1 2023

Shares 4,700 Value ($000) $387 Avg Close $75.97 Range $59.61 - $87.55

Q1 2020

Shares 25,300 Value ($000) $315 Avg Close $19.56 Range $8.17 - $25.92

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	174,120	$9,429	$51.30	$44.56 - $57.52
Q3 2025	123,370	$6,083	$52.63	$46.35 - $63.63
Q3 2024	48,464	$3,519	$72.80	$66.18 - $80.08
Q1 2024	12,441	$915	$76.54	$68.78 - $85.16
Q1 2023	4,700	$387	$75.97	$59.61 - $87.55
Q1 2020	25,300	$315	$19.56	$8.17 - $25.92