ON SEMICONDUCTOR CORP

$ON
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Smart money positioned

15 of the Top-200 alpha managers hold $ON as of the latest 13F snapshot.

13F holders
809
Insider buys · 90d
0
Congress · 90d
0

Smart Money · top-200 alpha cohort

15 holders · Q1 2026

$ON is held by 15 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 0.46%, with an average of 0.09% of portfolio. Largest holder: Erste Asset Management GmbH at 0.46%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

01
Erste Asset Management GmbH
0.46% NEW
α +33.4pts
02
Voloridge Investment Management, LLC
0.27% held
α +15.5pts
03
United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund
0.17% NEW
α +13.4pts
04
Citigroup Inc.
0.12% NEW
α +26.3pts
05
Caption Management, LLC
0.08% held
α +15.5pts

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Institutional holders

Top 10 of 809 · Source: 13F-HR
01
State Street
0.03% of portfolio
18,850,052 sh
02
Axa S.a.
0.04% of portfolio
18,307,578 sh
03
Strategic Planning Group, LLC
0.64% of portfolio
18,047,028 sh
04
Thomas H Lee Partners LP
0.44% of portfolio
13,700,884 sh
05
Banyan Capital Management, Inc.
0.02% of portfolio
11,448,832 sh
06
Brightline Capital Management, LLC
0.02% of portfolio
10,252,200 sh
07
Parthenon LLC
0.27% of portfolio
9,120,392 sh
08
Nbc Securities, Inc.
0.21% of portfolio
8,180,480 sh
09
Alethea Capital Management, LLC
7.17% of portfolio
7,798,800 sh
10
TB Capital Gestao de Recursos Ltda.
0.19% of portfolio
6,372,585 sh
See all 809 13F holders · Pro →

Insider activity · last 90 days

No insider activity

No Form 4 filings on record for $ON in the recent window.

Congress trades · last 90 days

16 disclosures · STOCK Act
Julie Johnson
House · Texas · Traded Apr 1
SOLD
$ONON Semiconductor Corp
$1K–$15K
May 14STOCK
Ro Khanna
House · California · Traded Apr 23
SOLD
$ONON Semiconductor Corp
$1K–$15K
May 12STOCK
Ro Khanna
House · California · Traded Apr 15
SOLD
$ONON Semiconductor Corp
$1K–$15K
May 12STOCK
Ro Khanna
House · California · Traded Mar 6
SOLD
$ONON Semiconductor Corp
$1K–$15K
Apr 11STOCK
Ro Khanna
House · California · Traded Mar 12
SOLD
$ONON Semiconductor Corp
$1K–$15K
Apr 11STOCK
Rob Bresnahan
House · Pennsylvania · Traded Feb 25
SOLD
$ONON Semiconductor Corp
$1K–$15K
Mar 27STOCK
Julie Johnson
House · Texas · Traded Feb 12
BOUGHT
$ONON Semiconductor Corp
$1K–$15K
Mar 12STOCK
Rob Bresnahan
House · Pennsylvania · Traded Feb 11
SOLD
$ONON Semiconductor Corp
$1K–$15K
Mar 7STOCK
Ro Khanna
House · California · Traded Feb 19
SOLD
$ONON Semiconductor Corp
$1K–$15K
Mar 6STOCK
Ro Khanna
House · California · Traded Jan 17
BOUGHT
$ONON Semiconductor Corp
$1K–$15K
Feb 6STOCK
See full $ON Congress history →

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 07:03 UTC.