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SNEX · StoneX Group Inc.

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$69.66 +1.91 (+2.82%) At close · Aug 25
Market Cap
$8.17B
Shares
120.62M

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: 471
Total Value: $8,023,692,558
Total Shares: 67,386,654

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 471 13F filers · Δ vs Mar 31, 2026
Top Holder
16.7%
Sep 2023 → Jun 2026 · range 16.0% – 18.2%
+0.0 pts
Top 5
36.4%
Sep 2023 → Jun 2026 · range 36.4% – 42.3%
−1.0 pts
Top 10
51.7%
Sep 2023 → Jun 2026 · range 51.7% – 58.1%
−2.5 pts
HHI
465
Sep 2023 → Jun 2026 · range 465 – 567
Broadly held−17

Quarterly Activity

vs Mar 31, 2026
New
116
Increased
160
Decreased
148
Sold Out
36
Unchanged
47
Holder count: +80
Institutional value: +51.0%
Shares held: +2.3%

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 479
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 913760 CUSIP 861896108 13F (30d) 385 filings 380 filers Visit website Investor relations