StoneX Group Inc.
SNEX • NASDAQ
StoneX Group Inc. is a financial - capital markets company in the financial services sector on NASDAQ, led by Philip Smith, with a market cap of $4.9B. As of Q3 2025, 79% of shares are held by 359 institutional investors, with BlackRock, Inc. as the largest holder at 12.78%.
Group Chief Executive OfficerPhilip Smith
Market Cap$4.9B
Financial - Capital Markets
Financial Services
Employees4.3K
Websitestonex.com
Country
United States of America
Overview
Overview of institutional ownership in SNEX as of Q3 2025 with a market cap of $5.3B
All Institutions
- Institutions
- 359
- Value Held
- $4.2B
- Shares Held
- 41.3M
- Avg Position
- $11.6M
- Median Position
- $806.0K
Hedge Funds
- Hedge Funds
- 21
- Value Held
- $167.0M
- Shares Held
- 1.7M
- Avg Position
- $8.0M
- Median Position
- $2.2M
Ownership Breakdown
Based on market cap of $5.3B as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Biggest Investors
Institutions with the largest positions in SNEX as of Q3 2025
| Institution | Position Value |
|---|---|
B BlackRock, Inc. Institution | $672.7M 0.01% of portfolio |
 VANGUARD GROUP INC Institution | $405.7M 0.01% of portfolio |
 PRICE T ROWE ASSOCIATES INC /MD/ Long Only Manager | $243.4M 0.03% of portfolio |
A AMERICAN CENTURY COMPANIES INC Institution | $217.7M 0.11% of portfolio |
 STATE STREET CORP Institution | $184.0M 0.01% of portfolio |
 DIMENSIONAL FUND ADVISORS LP Long Only Manager | $143.0M 0.03% of portfolio |
A AltraVue Capital, LLC RIA/Wealth | $132.6M 10.99% of portfolio |
T T. Rowe Price Investment Management, Inc. Insurance Manager | $121.6M 0.08% of portfolio |
 Van Berkom & Associates Inc. Long Only Manager | $121.1M 3.44% of portfolio |
 GEODE CAPITAL MANAGEMENT LLC ETF Provider | $114.9M 0.01% of portfolio |
Net Capital Flow
Institutional buying and selling activity for SNEX in Q3 2025
- Net Flow
- +$103.0M
- Buyers
- 142
- Sellers
- 146
- Total Bought
- +$522.8M
- Total Sold
- −$419.8M
- Avg Position
- $11.9M
Biggest Buyers
| Institution | Net Bought |
|---|---|
VANGUARD GROUP INC Institution | +$103.7M +1.0M shares |
PRICE T ROWE ASSOCIATES INC /MD/ Long Only Manager | +$101.9M +1.0M shares |
T T. Rowe Price Investment Management, Inc. Insurance Manager | +$50.6M +501.1K shares |
 HENNESSY ADVISORS INC Institution | +$43.5M +430.6K shares |
 DRIEHAUS CAPITAL MANAGEMENT LLC Hedge Fund•Event Driven | +$29.9M +296.3K shares |
B BlackRock, Inc. Institution | +$23.2M +230.2K shares |
+$15.0M +149.0K shares | |
 JPMORGAN CHASE & CO Institution | +$14.7M +146.1K shares |
 FMR LLC Institution | +$13.3M +132.3K shares |
 UBS Group AG Institution | +$11.6M +115.3K shares |
Biggest Sellers
| Institution | Net Sold |
|---|---|
 GOLDENTREE ASSET MANAGEMENT LP Hedge Fund•Distressed | −$30.3M −300.0K shares |
 LORD, ABBETT & CO. LLC Long Only Manager | −$29.1M −318.8K shares |
P Perpetual Ltd Institution | −$28.0M −277.5K shares |
 HARBOR CAPITAL ADVISORS, INC. ETF Provider | −$27.3M −270.7K shares |
DIMENSIONAL FUND ADVISORS LP Long Only Manager | −$23.4M −232.2K shares |
A AMERICAN CENTURY COMPANIES INC Institution | −$19.8M −196.0K shares |
 MORGAN STANLEY RIA/Wealth | −$16.0M −158.1K shares |
S SHELL ASSET MANAGEMENT CO Institution | −$15.5M −153.3K shares |
 CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | −$14.3M −141.9K shares |
 WELLINGTON MANAGEMENT CO LLP Long Only Manager | −$12.6M −138.0K shares |
Entry and Exit Activity
Institutions that initiated new positions or completely exited SNEX in Q3 2025
- New Positions
- 51
- New Value
- $67.6M
- Exited Positions
- 42
- Exited Value
- $121.5M
New Positions
| Institution | Position Value |
|---|---|
S Standard Life Aberdeen plc Institution | $20.0M 197.7K shares |
N NORDEN GROUP LLC Institution | $6.9M 68.8K shares |
 Beacon Harbor Wealth Advisors, Inc. RIA/Wealth | $5.9M 58.9K shares |
I IBEX WEALTH ADVISORS RIA/Wealth | $5.2M 51.7K shares |
 Aubrey Capital Management Ltd Long Only Manager | $4.3M 43.1K shares |
 Harvest Investment Services, LLC RIA/Wealth | $3.0M 29.5K shares |
 Horizon Investments, LLC/SC Long Only Manager | $2.2M 21.6K shares |
 TWEEDY BROWNE CO LLC// Long Only Manager | $2.0M 19.4K shares |
 MILESTONE ASSET MANAGEMENT, LLC RIA/Wealth | $1.9M 18.7K shares |
E Exit Wealth Advisors, LLC. RIA/Wealth | $1.8M 18.2K shares |
Exited Positions
| Institution | Previous Position |
|---|---|
LORD, ABBETT & CO. LLC Long Only Manager | $29.1M 318.8K shares |
WELLINGTON MANAGEMENT CO LLP Long Only Manager | $12.6M 138.0K shares |
 TUDOR INVESTMENT CORP ET AL Hedge Fund•Multi-Strategy | $7.9M 86.4K shares |
 Intrinsic Edge Capital Management LLC Hedge Fund•Multi-Strategy | $7.4M 81.5K shares |
T TEXAS PERMANENT SCHOOL FUND Institution | $6.0M 65.4K shares |
 RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant | $5.3M 58.7K shares |
 EAM Global Investors LLC Long Only Manager | $5.3M 58.6K shares |
 EAM Investors, LLC Long Only Manager | $5.1M 55.5K shares |
 Connor, Clark & Lunn Investment Management Ltd. Long Only Manager | $4.8M 53.1K shares |
W Winton Capital Group Ltd Institution | $4.4M 47.8K shares |
Options Activity
Institutions with the largest Call and Put options positions in SNEX as of Q3 2025
- Call Positions
- 6
- Call Value
- $18.3M
- Put Positions
- 4
- Put Value
- $358.3K
Call Positions
| Institution | Position Value |
|---|---|
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $6.2M 615.5 contracts |
J JANE STREET GROUP, LLC Institution | $5.8M 573.0 contracts |
 SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $4.7M 466.0 contracts |
P PEAK6 LLC Institution | $1.2M 122.0 contracts |
W WOLVERINE TRADING, LLC Institution | $362.8K 36.0 contracts |
B Belvedere Trading LLC Institution | $50.5K 5.0 contracts |
Put Positions
| Institution | Position Value |
|---|---|
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $338.1K 33.5 contracts |
B Belvedere Trading LLC Institution | $20.2K 2.0 contracts |
J JANE STREET GROUP, LLC Institution | - - contracts |
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | - - contracts |
Most Committed Institutions
Institutions with SNEX as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
A AltraVue Capital, LLC RIA/Wealth | 10.99% $132.6M |
 Nine Ten Capital Management LLC Hedge Fund•Long/Short | 10.86% $42.1M |
 Hiddenite Capital Partners LP Hedge Fund•Long/Short | 4.87% $9.0M |
 PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. Long Only Manager | 4.20% $71.7M |
 ASHFORD CAPITAL MANAGEMENT INC Hedge Fund•Growth | 3.52% $31.6M |
 Cove Street Capital, LLC Hedge Fund•Value | 3.47% $2.6M |
Van Berkom & Associates Inc. Long Only Manager | 3.44% $121.1M |
L LRT Capital Management, LLC Institution | 3.09% $4.7M |
 12th Street Asset Management Company, LLC Hedge Fund•Value | 1.99% $12.5M |
HENNESSY ADVISORS INC Institution | 1.89% $54.8M |
Hedge Fund Spotlight
Discover hedge funds investing in SNEX
DRIEHAUS CAPITAL MANAGEMENT LLC
Hedge Fund • Event Driven
Portfolio ManagerStephen Thomas Weber
- Portfolio Value
- $13.9B
- Positions
- 419
- Last Reported
- Q3 2025
Sector Allocation
Position in StoneX Group Inc.
- Market Value
- $42.8M
- Shares Held
- 423.8K
- Portfolio Weight
- 0.31%
- Owned Since
- 2025-Q2
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Semiconductors Technology | $626.6M | 4.49% | |
Biotechnology Healthcare | $270.0M | 1.94% | |
Aerospace & Defense Industrials | $186.6M | 1.34% |
