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Main Street Research LLC

Position in ON — On Semiconductor Corp

CIK 1513211 SAUSALITO, CA

Position in ON

as of Jun 30, 2026 · filed Jul 29, 2026
Position Value
$979,718
+$338,846 QoQ
Shares Held
10,363
+0.1% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#493
of 997 holders
Holding Since
Dec 2022
6 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ON Over Time

Shares Held

Position Value (USD)

Position in Semiconductors

Technology · as of Jun 30, 2026

Main Street Research LLC holds $448,012,615 across 11 Semiconductors names. ON ranks #8 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
8 ON
On Semiconductor Corp
This page
10,363 $979,718

All Filings in ON

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $979,718 10,363
2026-03-31 $640,872 10,350
2023-09-30 $20,420,278 219,691
2023-06-30 $14,957,448 158,146
2023-03-31 $13,224,625 160,649
2022-12-31 $9,874,106 158,315