Calamos Advisors’s ON Semiconductor ON Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$9.91M Sell
104,780
-1,948
-2% -$200K 0.03% 414
2026
Q1
$6.61M Hold
106,728
0.02% 498
2025
Q4
$5.78M Sell
106,728
-4,335
-4% -$222K 0.02% 504
2025
Q3
$5.48M Hold
111,063
0.02% 525
2025
Q2
$5.82M Hold
111,063
0.02% 531
2025
Q1
$4.52M Buy
111,063
+1,237
+1% +$62.3K 0.02% 530
2024
Q4
$6.92M Hold
109,826
0.03% 470
2024
Q3
$7.97M Sell
109,826
-2,695
-2% -$196K 0.03% 460
2024
Q2
$7.71M Sell
112,521
-4,107
-4% -$288K 0.03% 462
2024
Q1
$8.58M Sell
116,628
-2,933
-2% -$224K 0.04% 432
2023
Q4
$9.99M Sell
119,561
-1,561
-1% -$123K 0.05% 392
2023
Q3
$11.3M Hold
121,122
0.06% 362
2023
Q2
$11.5M Hold
121,122
0.06% 381
2023
Q1
$9.97M Sell
121,122
-15,657
-11% -$1.19M 0.05% 443
2022
Q4
$8.53M Buy
+136,779
New +$9.12M 0.04% 523
2022
Q3
Sell
-26,923
Closed -$1.35M 1324
2022
Q2
$1.35M Buy
+26,923
New +$1.5M 0.01% 956
2021
Q4
Sell
-14,753
Closed -$675K 1149
2021
Q3
$675K Buy
+14,753
New +$630K ﹤0.01% 893
2021
Q2
Sell
-28,317
Closed -$1.18M 993
2021
Q1
$1.18M Buy
+28,317
New +$1.09M 0.01% 752
2019
Q2
Sell
-22,000
Closed -$453K 770
2019
Q1
$453K Buy
+22,000
New +$454K ﹤0.01% 613
2018
Q1
Sell
-50,700
Closed -$1.06M 623
2017
Q4
$1.06M Sell
50,700
-35,700
-41% -$728K 0.01% 552
2017
Q3
$1.6M Sell
86,400
-11,800
-12% -$190K 0.01% 521
2017
Q2
$1.38M Sell
98,200
-810,112
-89% -$12.2M 0.01% 546
2017
Q1
$14.1M Buy
+908,312
New +$13.2M 0.11% 242
2015
Q1
Sell
-52,025
Closed -$527K 717
2014
Q4
$527K Sell
52,025
-2,580
-5% -$22.7K ﹤0.01% 598
2014
Q3
$488K Buy
+54,605
New +$504K ﹤0.01% 593
2013
Q4
Sell
-58,200
Closed -$425K 644
2013
Q3
$425K Sell
58,200
-31,400
-35% -$241K ﹤0.01% 569
2013
Q2
$724K Buy
+89,600
New +$719K ﹤0.01% 488

Other funds holding ON

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. 501 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.
  • 501 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.