Ticker · CUSIP 682189105

ON

ON SEMICONDUCTOR CORP

Technology·Semiconductors

···Share

Holders (tracked)

Combined shares

27,737,280

Combined value

$1.50B

Last close

$83.01

Quarter

2025Q4

Price is +53.3% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$83.01+48.37 (+139.64%)H $83.01 · L $34.64 · Avg Vol 9.1M

Tracked holders · last 8 quarters

+7 vs previous quarter over the last 8.

SEC event timeline

28 events

Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+157,400 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) added2026-02-17
+145,545 shares · 2025Q4
Position
D.E. Shaw & Co. added2026-02-17
+1,324,167 shares · 2025Q4
Position
Stanley Druckenmiller (Duquesne) opened position2026-02-17
+536,260 shares · 2025Q4
Position
AQR Capital Management trimmed2026-02-17
−27,184 shares · 2025Q4
Position
Jeremy Grantham (GMO) trimmed2026-02-17
−1,387 shares · 2025Q4
Position
Two Sigma Investments added2026-02-17
+243,615 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2026-02-17
+94,780 shares · 2025Q4
Position
Steve Cohen (Point72) added2026-02-17
+321,900 shares · 2025Q4
Position
T. Rowe Price added2026-02-17
+215,350 shares · 2025Q4
Position
Wellington Management trimmed2026-02-17
−1,379 shares · 2025Q4
Position
Ray Dalio (Bridgewater Associates) opened position2026-02-13
+58,010 shares · 2025Q4
Position
Renaissance Technologies trimmed2026-02-12
−1,058,836 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+6,110,525 shares · 2025Q4
Position
Baillie Gifford & Co trimmed2026-01-23
−339,086 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) exited2025-12-09
−4,722 shares · 2025Q3
Position
AQR Capital Management trimmed2025-11-14
−17,827 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) added2025-11-14
+1,301,599 shares · 2025Q3
Position
Two Sigma Investments added2025-11-14
+3,240,375 shares · 2025Q3
Position
D.E. Shaw & Co. added2025-11-14
+562,484 shares · 2025Q3
Position
T. Rowe Price trimmed2025-11-14
−16,323 shares · 2025Q3
Position
Wellington Management trimmed2025-11-14
−203,315 shares · 2025Q3
Position
Larry Robbins (Glenview Capital) exited2025-11-14
−174,191 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−4,366,244 shares · 2025Q3
Position
Renaissance Technologies added2025-11-13
+683,836 shares · 2025Q3
Position
Jeremy Grantham (GMO) trimmed2025-11-13
−39,624 shares · 2025Q3
Position
Norges Bank (Norway SWF) trimmed2025-11-12
−194,977 shares · 2024Q3
Position
Baillie Gifford & Co trimmed2025-10-31
−271,175 shares · 2025Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for ON →

Follow-the-investor returns

If you'd copied each holder of ON…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Baillie Gifford & Co	2020Q4	$40.69	+104.0%	$392.3M
Renaissance Technologies	2016Q1	$45.95	+80.6%	$45.7M
AQR Capital Management	2016Q1	$50.92	+63.0%	$18.5M
Ken Griffin (Citadel Advisors)	2016Q1	$53.01	+56.6%	$127.7M
Ken Griffin (Citadel Advisors)	2016Q1	$53.01	+56.6%	$127.7M
Ken Griffin (Citadel Advisors)	2016Q1	$53.01	+56.6%	$127.7M
Paul Tudor Jones (Tudor Investment)	2016Q1	$53.25	+55.9%	$8.8M
Paul Tudor Jones (Tudor Investment)	2016Q1	$53.25	+55.9%	$8.8M
Izzy Englander (Millennium Mgmt)	2016Q1	$53.59	+54.9%	$54.6M
Izzy Englander (Millennium Mgmt)	2016Q1	$53.59	+54.9%	$54.6M
Izzy Englander (Millennium Mgmt)	2016Q1	$53.59	+54.9%	$54.6M
D.E. Shaw & Co.	2016Q1	$53.81	+54.3%	$38.1M
D.E. Shaw & Co.	2016Q1	$53.81	+54.3%	$38.1M
D.E. Shaw & Co.	2016Q1	$53.81	+54.3%	$38.1M
Steve Cohen (Point72)	2016Q1	$54.06	+53.5%	$16.8M
Steve Cohen (Point72)	2016Q1	$54.06	+53.5%	$16.8M
Two Sigma Investments	2016Q1	$54.13	+53.3%	$1.5M
Two Sigma Investments	2016Q1	$54.13	+53.3%	$1.5M
Two Sigma Investments	2016Q1	$54.13	+53.3%	$1.5M
Stanley Druckenmiller (Duquesne)	2025Q4	$54.15	+53.3%	$44.5M
Wellington Management	2016Q1	$54.39	+52.6%	$2.8M
T. Rowe Price	2016Q1	$57.91	+43.3%	$78.8M
Jeremy Grantham (GMO)	2017Q4	$72.57	+14.4%	$46.8M
Ray Dalio (Bridgewater Associates)	2019Q4	$72.75	+14.1%	$4.8M
Norges Bank (Norway SWF)	2016Q1	$425.48	-80.5%	$507.2M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions4

Norges Bank (Norway SWF)
+6,110,525
$330.9M
Paul Tudor Jones (Tudor Investment)
+157,400
$8.5M
Ray Dalio (Bridgewater Associates)
+58,010
$3.1M
Stanley Druckenmiller (Duquesne)
+536,260
$29K

Added to6

D.E. Shaw & Co.
+1,324,167
$71.7M
Steve Cohen (Point72)
+321,900
$17.4M
Two Sigma Investments
+243,615
$13.2M
Ken Griffin (Citadel Advisors)
+145,545
$7.9M
Izzy Englander (Millennium Mgmt)
+94,780
$5.1M
T. Rowe Price
+215,350
$12K

Trimmed5

Renaissance Technologies
−1,058,836
$57.3M
Baillie Gifford & Co
−339,086
$18.4M
AQR Capital Management
−27,184
$1.5M
Jeremy Grantham (GMO)
−1,387
$75K
Wellington Management
−1,379
$75K

Exited0

—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	20	56,301,517	$352.38B	—
2022Q2	21	59,817,096	$237.21B	+1
2022Q3	22	71,551,686	$4.46B	+1
2022Q4	22	67,863,952	$4.23B	—
2023Q1	24	73,308,350	$6.03B	+2
2023Q2	22	69,533,813	$6.58B	-2
2023Q3	23	59,615,625	$5.54B	+1
2023Q4	18	55,898,171	$4.67B	-5
2024Q1	20	55,659,866	$4.09B	+2
2024Q2	23	64,884,124	$4.45B	+3
2024Q3	21	21,841,970	$1.59B	-2
2024Q4	19	17,753,432	$1.12B	-2
2025Q1	18	18,124,013	$737.4M	-1
2025Q2	23	20,548,866	$1.08B	+5
2025Q3	18	20,257,200	$998.9M	-5
2025Q4	25	27,737,280	$1.50B	+7

Congress members trading this stock

Date	Member	Type	Amount range	Filing
2025-04-01	Julie Johnson	Sell	$1K – $15K	PDF ↗
2025-02-25	Rob Bresnahan	Sell	$1K – $15K	PDF ↗
2025-02-12	Julie Johnson	Buy	$1K – $15K	PDF ↗
2025-02-11	Rob Bresnahan	Sell	$1K – $15K	PDF ↗

Who owns ON

25 super-investors · 2025Q4

Tracked stake

27.74M

Combined value

$1.50B

% of shares outstanding

—

shares-out unknown

Quarter action mix

New5Added15Trim5

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Norges Bank Norway SWF	6.11M	$331M	0.0%	New+6.11M
2	Baillie Gifford & Co	4.73M	$256M	0.2%	Trim−339.1K
3	Two Sigma Investments	3.99M	$216M	0.3%	Added+243.6K
4	Izzy Englander Millennium Mgmt	2.35M	$127M	0.1%	Added+94.8K
5	D.E. Shaw & Co.	1.92M	$104M	0.1%	Added+1.32M
6	Ken Griffin Citadel Advisors	1.54M	$83M	0.0%	Added+145.5K
7	Ken Griffin Citadel Advisors	1.18M	$64M	0.0%	Added+145.5K
8	T. Rowe Price	949.4K	$51M	0.0%	Added+215.3K
9	Izzy Englander Millennium Mgmt	819.5K	$44M	0.0%	Added+94.8K
10	Izzy Englander Millennium Mgmt	657.4K	$36M	0.0%	Added+94.8K
11	Jeremy Grantham GMO	563.5K	$31M	0.1%	Trim−1.4K
12	Renaissance Technologies	550.9K	$30M	0.0%	Trim−1.06M
13	Stanley Druckenmiller Duquesne	536.3K	$29M	0.6%	New+536.3K	—
14	D.E. Shaw & Co.	458.5K	$25M	0.0%	Added+1.32M
15	Ken Griffin Citadel Advisors	384.1K	$21M	0.0%	Added+145.5K
16	AQR Capital Management	222.4K	$12M	0.0%	Trim−27.2K
17	Steve Cohen Point72	201.8K	$11M	0.0%	Added+321.9K
18	D.E. Shaw & Co.	148.3K	$8M	0.0%	Added+1.32M
19	Steve Cohen Point72	143.1K	$8M	0.0%	Added+321.9K
20	Paul Tudor Jones Tudor Investment	105.8K	$6M	0.0%	New+157.4K
21	Ray Dalio Bridgewater Associates	58.0K	$3M	0.0%	New+58.0K
22	Paul Tudor Jones Tudor Investment	51.6K	$3M	0.0%	New+157.4K
23	Wellington Management	33.7K	$2M	0.0%	Trim−1.4K
24	Two Sigma Investments	18.3K	$991K	0.0%	Added+243.6K
25	Two Sigma Investments	14.4K	$780K	0.0%	Added+243.6K

Recent moves

20 transactions

NEWPaul Tudor Jones (Tudor Investment)
+157,400 · 2025Q4
TRIMWellington Management
−1,379 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+94,780 · 2025Q4
TRIMAQR Capital Management
−27,184 · 2025Q4
TRIMJeremy Grantham (GMO)
−1,387 · 2025Q4
ADDTwo Sigma Investments
+243,615 · 2025Q4
NEWStanley Druckenmiller (Duquesne)
+536,260 · 2025Q4
ADDSteve Cohen (Point72)
+321,900 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+145,545 · 2025Q4
ADDT. Rowe Price
+215,350 · 2025Q4
ADDD.E. Shaw & Co.
+1,324,167 · 2025Q4
NEWRay Dalio (Bridgewater Associates)
+58,010 · 2025Q4
TRIMRenaissance Technologies
−1,058,836 · 2025Q4
NEWNorges Bank (Norway SWF)
+6,110,525 · 2025Q4
TRIMBaillie Gifford & Co
−339,086 · 2025Q4
SOLDPaul Tudor Jones (Tudor Investment)
−4,722 · 2025Q3
ADDIzzy Englander (Millennium Mgmt)
+1,301,599 · 2025Q3
ADDTwo Sigma Investments
+3,240,375 · 2025Q3
ADDD.E. Shaw & Co.
+562,484 · 2025Q3
TRIMT. Rowe Price
−16,323 · 2025Q3

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