Calamos Advisors’s ON Semiconductor ON Stock Holding History

Calamos Advisors’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
2022 Q3	–	Sell	-98,000	Closed	-$4.93M	–	1323
2022 Q2	$4.93M	Buy	+98,000	New	+$5.46M	0.02%	707

Other funds holding ON

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Jupiter Topco New York $245B AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Calamos Advisors's ON Position: Q2 2026 in Review

Calamos Advisors reduced its ON Semiconductor (ON) stake by 1.8% in Q2 2026, selling an estimated $200K and leaving 104,780 shares worth $9.91M. The position accounts for 0.03% of the portfolio, ranked #414.

Calamos Advisors first reported a position in ON in Q2 2013 and has held it in 27 quarters since. The position peaked at $14.1M in Q1 2017. 1,000 funds tracked by Wall St. Rank hold ON as of Q2 2026.

Calamos Advisors held 104,780 shares of ON Semiconductor worth $9.91M as of Q2 2026.
Calamos Advisors sold 1,948 ON Semiconductor shares in Q2 2026, an estimated $200K.
ON Semiconductor made up 0.03% of Calamos Advisors's portfolio in Q2 2026, its #414 holding.
Calamos Advisors first reported a position in ON Semiconductor in Q2 2013 and has held it in 27 quarters since.
Calamos Advisors's ON Semiconductor position peaked at $14.1M in Q1 2017.
1,000 funds tracked by Wall St. Rank held ON Semiconductor as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.