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Heartland Advisors’s ON Semiconductor ON Stock Holding History

Heartland 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
2026
Q1 		$8.73M Buy
140,942
+32,989
+31% +$2.07M 0.45% 85
2025
Q4 		$5.85M Sell
107,953
-29
-0% -$1.49K 0.31% 128
2025
Q3 		$5.32M Sell
107,982
-96,325
-47% -$5.07M 0.28% 137
2025
Q2 		$10.7M Sell
204,307
-20,175
-9% -$877K 0.6% 59
2025
Q1 		$9.13M Buy
224,482
+4,510
+2% +$227K 0.52% 80
2024
Q4 		$13.9M Buy
219,972
+124,252
+130% +$8.56M 0.75% 41
2024
Q3 		$6.95M Buy
+95,720
New +$6.97M 0.36% 113
2021
Q2 		– Sell
-61,485
Closed -$2.56M – 223
2021
Q1 		$2.56M Sell
61,485
-123,161
-67% -$4.73M 0.16% 179
2020
Q4 		$6.04M Buy
184,646
+39,862
+28% +$1.11M 0.43% 96
2020
Q3 		$3.14M Sell
144,784
-992
-0.7% -$21.1K 0.27% 137
2020
Q2 		$2.89M Buy
145,776
+98,287
+207% +$1.6M 0.26% 142
2020
Q1 		$591K Buy
47,489
+26,382
+125% +$516K 0.06% 184
2019
Q4 		$515K Buy
21,107
+8,475
+67% +$179K 0.04% 178
2019
Q3 		$243K Buy
12,632
+1,243
+11% +$23.9K 0.02% 191
2019
Q2 		$230K Sell
11,389
-5,121
-31% -$106K 0.02% 194
2019
Q1 		$340K Buy
16,510
+1,604
+11% +$33.1K 0.03% 184
2018
Q4 		$246K Buy
+14,906
New +$258K 0.02% 183

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

Heartland Advisors's ON Position: Q1 2026 in Review

Heartland Advisors increased its ON Semiconductor (ON) stake by 31% in Q1 2026, buying an estimated $2.07M and bringing the position to 140,942 shares worth $8.73M. The position accounts for 0.45% of the portfolio, ranked #85.

Heartland Advisors first reported a position in ON in Q4 2018 and has held it in 17 quarters since. The position peaked at $13.9M in Q4 2024. 826 funds tracked by Wall St. Rank hold ON as of Q1 2026.

  • Heartland Advisors held 140,942 shares of ON Semiconductor worth $8.73M as of Q1 2026.
  • Heartland Advisors bought 32,989 ON Semiconductor shares in Q1 2026, an estimated $2.07M.
  • ON Semiconductor made up 0.45% of Heartland Advisors's portfolio in Q1 2026, its #85 holding.
  • Heartland Advisors first reported a position in ON Semiconductor in Q4 2018 and has held it in 17 quarters since.
  • Heartland Advisors's ON Semiconductor position peaked at $13.9M in Q4 2024.
  • 826 funds tracked by Wall St. Rank held ON Semiconductor as of Q1 2026.

Based on Heartland Advisors's 13F filing for Q1 2026, filed 6 May 2026.