$SNEX

$56.13 +$0.38 (0.68%) Close

$SNEX Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 120.6M shares outstanding

Who owns SNEX?

By type of holder

Institutions 55.6% Insiders 15.5% Everyone else 28.9%

Concentration Top 10 holders own 39.4%

BlackRock, Inc. 9.4% · Oconnor Sean Michael 6.7%

Institutional ownership

55.6%

+1.1 pts vs last qtr

Institutional holders

469

+80 vs last qtr

Net shares bought

+1.3M

by institutions in Q2 2026

New / sold out

115 / 35

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Norges Bank NEW +1.2M
Wasatch Advisors LP NEW +1.2M

Biggest sellers in Q2 2026

Van Berkom & Associates Inc. −638.6K
Ameriprise Financial Inc −573.3K

Who is planning to sell?

Notices of proposed sale, last 12 months

$175M

47 notices from 12 people

Shares covered

1.8M

1.53% of the company

Arranged in advance

74%

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Sean O'Connor Officer $75.6M
Mark Maurer Officer $34.1M

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2016–FY2025

+79.4%

+6.71% a year

Each share's claim on the business

−44.3%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$42.5M vs $182M

over 10 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years72% 3–5 years5% 1–3 years13% Under 1 year10%

Quarterly turnover

12.4%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting SNEX on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	11.3M	9.40%	+328.3K (+3.0%)	≤2021	0.0%
Shares held by quarter Peak holding11.3M (Q2'26) Change over 8 quarters+7.0M Share of the company9.400% BlackRock, Inc.'s full portfolio →
VP Vanguard Portfolio Management LLC	4.0M	3.32%	+262.2K (+7.0%)	≤2021	0.0%
Shares held by quarter Peak holding4.0M (Q2'26) Change over 8 quarters+4.0M Share of the company3.320% Vanguard Portfolio Management LLC's full portfolio →

BlackRock, Inc.

11.3M

% of company

9.40%

Change vs last qtr

+328.3K (+3.0%)

Held since

≤2021

Vanguard Portfolio Management LLC

4.0M

% of company

3.32%

Change vs last qtr

+262.2K (+7.0%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding StoneX Group Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting SNEX on Form N-PORT; together they hold 34.2% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IC iShares Core S&P Small-Cap ETF iShares Trust	$507M	4.3M	3.55%	0.46%	June 30, 2026
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$268M	2.3M	1.88%	0.01%	June 30, 2026

iShares Core S&P Small-Cap ETF

iShares Trust

Position value

$507M

% of company

3.55%

% of the fund

0.46%

As of

June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$268M

% of company

1.88%

% of the fund

0.01%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding StoneX Group Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
OS Oconnor Sean Michael Insider	8.1M	6.69%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company6.690% Oconnor Sean Michael's insider activity →
RJ Radziwill John Insider	7.9M	6.51%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company6.510% Radziwill John's insider activity →

Oconnor Sean Michael

Insider

8.1M

% of company

6.69%

Change vs last qtr

—

Held since

—

Radziwill John

Insider

7.9M

% of company

6.51%

Change vs last qtr

—

Held since

—

16 more holders behind a free account

See every insider and 5%+ holder of StoneX Group Inc.

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