SEC Form 4 Reporting Owner · CIK 0001208362

Sean Michael Oconnor

Officer at StoneX Group Inc

Bought (12 mo) —

Sold (12 mo) −$75.5M

Form 4 Filings 34

Companies 1

Filing Activity 2026-10-13 first filed 2021-01-19

Trading record

Open-market buys — 0 filings

Open-market sales −$98.9M 22 filings

Sales under a 10b5-1 plan 77% 17 of 22 sale filings · 1 undisclosed

Companies

Open-market shares bought and sold at each company, and the holding after the latest filing
Company	Role	Filings	Bought	Sold	Net	Holding after latest filing
SNEXStoneX Insider trading	Officer	34	—	991,409	−991,409	6,360,422 2026-10-13

Common-stock shares bought and sold on the open market, as reported on Form 4. The holding is what the latest filing at each company reported owning after its transactions.

Insider Trading History

Company	Type	Value	Filed
SNEX StoneX Group Inc	Sell	-$4,595,852	2026-10-13
SNEX StoneX Group Inc	Sell	-$7,799,776	2026-07-24
SNEX StoneX Group Inc	Sell	-$19,993,050	2026-06-16
SNEX StoneX Group Inc	Sell	-$33,166,803	2026-05-19
SNEX StoneX Group Inc	-	—	2026-04-02
SNEX StoneX Group Inc	Sell	-$9,980,360	2026-02-11
SNEX StoneX Group Inc	Gift/Other	—	2025-12-17
SNEX StoneX Group Inc	Sell	-$478,000	2025-08-20
SNEX StoneX Group Inc	Sell	-$3,364,324	2025-05-01
SNEX StoneX Group Inc	Award	—	2025-04-02
SNEX StoneX Group Inc	Award	—	2024-12-17
SNEX StoneX Group Inc	Gift/Other	—	2024-12-06
SNEX StoneX Group Inc	Sell	-$4,077,800	2024-11-26
SNEX StoneX Group Inc	Sell	-$3,690,656	2024-11-08
SNEX StoneX Group Inc	Award	—	2023-12-26
SNEX StoneX Group Inc	Award	—	2023-12-19
SNEX StoneX Group Inc	Gift/Other	—	2023-12-11
SNEX StoneX Group Inc	Award	—	2023-12-07
SNEX StoneX Group Inc	Award	—	2022-12-19
SNEX StoneX Group Inc	Gift/Other	—	2022-12-08
SNEX StoneX Group Inc	Sell	-$1,884,892	2022-11-23
SNEX StoneX Group Inc	Sell	-$137,739	2022-11-17
SNEX StoneX Group Inc	Sell	-$1,693,824	2022-07-28
SNEX StoneX Group Inc	Sell	-$25,546	2022-07-21
SNEX StoneX Group Inc	Award	—	2021-12-17
SNEX StoneX Group Inc	Sell	-$222,055	2021-10-18
SNEX StoneX Group Inc	Sell	-$336,698	2021-10-14
SNEX StoneX Group Inc	Sell	-$780,280	2021-10-12
SNEX StoneX Group Inc	Sell	-$1,364,411	2021-10-07
SNEX StoneX Group Inc	Sell	-$985,743	2021-10-05
SNEX StoneX Group Inc	Sell	-$1,405,307	2021-09-13
SNEX StoneX Group Inc	Sell	-$1,058,638	2021-05-20
SNEX StoneX Group Inc	Sell	-$685,090	2021-05-14
SNEX StoneX Group Inc	Sell	-$1,196,606	2021-01-19