Weiss Asset Management’s ON Semiconductor ON Stock Holding History

Weiss Asset Management’s Portfolio ON Stock Details ON Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$4.4M	Sell	71,113 -103,007	-59%	-$6.46M	0.07%	193
2025 Q4	$9.43M	Buy	174,120 +50,750	+41%	+$2.6M	0.12%	138
2025 Q3	$6.08M	Buy	+123,370	New	+$6.49M	0.07%	136
2024 Q4	–	Sell	-48,464	Closed	-$3.52M	–	806
2024 Q3	$3.52M	Buy	+48,464	New	+$3.53M	0.08%	243
2024 Q2	–	Sell	-12,441	Closed	-$915K	–	382
2024 Q1	$915K	Buy	+12,441	New	+$952K	0.03%	197
2023 Q2	–	Sell	-4,700	Closed	-$387K	–	290
2023 Q1	$387K	Buy	+4,700	New	+$357K	0.02%	227
2020 Q2	–	Sell	-25,300	Closed	-$315K	–	254
2020 Q1	$315K	Buy	+25,300	New	+$495K	0.05%	140

Other funds holding ON

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

SPC

Slate Path Capital New York $6.73B AUM 95.97% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Weiss Asset Management's ON Position: Q1 2026 in Review

Weiss Asset Management reduced its ON Semiconductor (ON) stake by 59% in Q1 2026, selling an estimated $6.46M and leaving 71,113 shares worth $4.4M. The position accounts for 0.07% of the portfolio, ranked #193.

Weiss Asset Management first reported a position in ON in Q1 2020 and has held it in 7 quarters since. The position peaked at $9.43M in Q4 2025. 826 funds tracked by Wall St. Rank hold ON as of Q1 2026.

Weiss Asset Management held 71,113 shares of ON Semiconductor worth $4.4M as of Q1 2026.
Weiss Asset Management sold 103,007 ON Semiconductor shares in Q1 2026, an estimated $6.46M.
ON Semiconductor made up 0.07% of Weiss Asset Management's portfolio in Q1 2026, its #193 holding.
Weiss Asset Management first reported a position in ON Semiconductor in Q1 2020 and has held it in 7 quarters since.
Weiss Asset Management's ON Semiconductor position peaked at $9.43M in Q4 2025.
826 funds tracked by Wall St. Rank held ON Semiconductor as of Q1 2026.

Based on Weiss Asset Management's 13F filing for Q1 2026, filed 15 May 2026.