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Buy Day today: Neutral (51) Mixed market breadth · no major macro event
ON

ON Semiconductor Corporation

Technology · Semiconductors

70.00$ +2.5% vs. previous close Closing price · As of: Sep 18, 2026

Ownership

Ownership Structure

Who owns ON Semiconductor Corporation (ON)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.6% of the shares are freely tradable; institutional investors hold 109.0%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 109.0%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 0.3%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 99.6%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 10.7%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 389Mio.

Largest Shareholders

Institutions

Institutions ON
Name Stake (%) Shares Change (%) Date
FMR Inc 14.94 58,158,341 -2.0 03/31/2026
BlackRock Inc 10.25 39,911,681 -1.2 03/31/2026
Vanguard Capital Management, LLC 6.58 25,633,199 +0.0 03/31/2026
Vanguard Portfolio Management, LLC 5.15 20,062,560 +0.0 03/31/2026
State Street Corp 4.70 18,307,578 -2.9 03/31/2026
JPMorgan Chase & Co 4.14 16,107,943 +107.8 03/31/2026
HHG PLC 3.52 13,700,884 +10.9 03/31/2026

Funds

Funds ON
Name Stake (%) Shares Change (%) Date
Fidelity Select Semiconductors 5.90 22,951,546 +1.4 07/31/2026
Fidelity Select Technology 4.18 16,281,826 -7.7 07/31/2026
Vanguard MStar Total Stk Mkt Idx Invest 3.21 12,480,152 +0.3 07/31/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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