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Magnetar Financial’s ON Semiconductor ON Stock Holding History

Magnetar Financial’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 		– Sell
-11,424
Closed -$619K – 1325
2025
Q4 		$619K Buy
+11,424
New +$586K 0.01% 521
2025
Q2 		– Sell
-11,790
Closed -$480K – 1070
2025
Q1 		$480K Buy
+11,790
New +$593K 0.01% 471
2024
Q2 		– Sell
-41,089
Closed -$3.02M – 589
2024
Q1 		$3.02M Buy
+41,089
New +$3.15M 0.07% 172
2023
Q3 		– Sell
-22,158
Closed -$2.1M – 540
2023
Q2 		$2.1M Buy
+22,158
New +$1.83M 0.05% 214
2021
Q3 		– Sell
-46,513
Closed -$1.78K – 1460
2021
Q2 		$1.78K Buy
+46,513
New +$1.83M 0.02% 597
2019
Q4 		– Sell
-57,800
Closed -$1.11M – 613
2019
Q3 		$1.11M Buy
57,800
+2,416
+4% +$46.5K 0.03% 200
2019
Q2 		$1.12M Buy
55,384
+9,374
+20% +$194K 0.02% 157
2019
Q1 		$946K Buy
46,010
+32,215
+234% +$665K 0.02% 165
2018
Q4 		$228K Buy
13,795
+2,027
+17% +$35.1K 0.01% 224
2018
Q3 		$217K Sell
11,768
-18,679
-61% -$399K ﹤0.01% 437
2018
Q2 		$677K Buy
+30,447
New +$736K 0.01% 212
2017
Q2 		– Sell
-20,302
Closed -$314K – 921
2017
Q1 		$314K Buy
+20,302
New +$294K ﹤0.01% 557
2015
Q3 		– Sell
-36,290
Closed -$424K – 486
2015
Q2 		$424K Buy
+36,290
New +$445K 0.01% 327

Other funds holding ON

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
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
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Geode Capital Management
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
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Magnetar Financial's ON Position: Q1 2026 in Review

Magnetar Financial sold out of ON Semiconductor (ON) in Q1 2026, closing a stake of 11,424 shares — an estimated $619K sold.

Magnetar Financial first reported a position in ON in Q2 2015 and held it in 13 quarters. The position peaked at $3.02M in Q1 2024. 826 funds tracked by Wall St. Rank hold ON as of Q1 2026.

  • Magnetar Financial reported no remaining ON Semiconductor position as of Q1 2026 after selling out during the quarter.
  • Magnetar Financial sold 11,424 ON Semiconductor shares in Q1 2026, an estimated $619K.
  • Magnetar Financial first reported a position in ON Semiconductor in Q2 2015 and held it in 13 quarters.
  • Magnetar Financial's ON Semiconductor position peaked at $3.02M in Q1 2024.
  • 826 funds tracked by Wall St. Rank held ON Semiconductor as of Q1 2026.

Based on Magnetar Financial's 13F filing for Q1 2026, filed 13 May 2026.