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ON · On Semiconductor Corp

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$74.71 -1.87 (-2.44%) At close · Aug 20
Market Cap
$29.81B
Shares
389.31M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 1,004
Total Value: $40,264,318,233
Total Shares: 426,065,687

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 1,004 13F filers · Δ vs Mar 31, 2026
Top Holder
13.3%
Sep 2023 → Jun 2026 · range 12.2% – 14.8%
−0.6 pts
Top 5
37.9%
Sep 2023 → Jun 2026 · range 37.9% – 44.0%
−0.8 pts
Top 10
50.2%
Sep 2023 → Jun 2026 · range 50.2% – 54.4%
−1.7 pts
HHI
410
Sep 2023 → Jun 2026 · range 410 – 536
Broadly held−22

Quarterly Activity

vs Mar 31, 2026
New
237
Increased
317
Decreased
341
Sold Out
74
Unchanged
109
Holder count: +163
Institutional value: +55.3%
Shares held: +1.7%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 1,073
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1097864 CUSIP 682189105 13F (30d) 878 filings 848 filers Visit website Investor relations