O'Brien Greene & Co. Inc

Position in IBKR — Interactive Brokers Group, Inc.

CIK 1768635 MEDIA, PA

Position in IBKR

as of Jun 30, 2026 · filed Aug 6, 2026 Compact

Position Value

$21,328,890

+$4,377,552 QoQ

Shares Held

245,047

-3.0% QoQ

Ownership

0.054%

of shares outstanding

% of Portfolio

6.45%

of 13F equity value

Holder Rank

#155

of 1,105 holders

Holding Since

Dec 2022

15 quarters on record

Voting authority Sole 94% Shared 0% None 6%

Financial Services · as of Jun 30, 2026

O'Brien Greene & Co. Inc holds $25,894,459 across 3 Capital Markets names. IBKR ranks #1 (82.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	IBKR	Interactive Brokers Group, Inc. This page	245,047	$21,328,890
2	SNEX	StoneX Group Inc.	42,711	$3,374,169
3	VIRT	Virtu Financial, Inc.	20,000	$1,191,400

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$21,328,890	245,047	-3.0%	Shares	Sole	2026-08-06
2026-03-31	$16,951,338	252,741	-2.5%	Shares	Sole	2026-05-06
2025-12-31	$16,675,775	259,303	-3.3%	Shares	Sole	2026-02-05
2025-09-30	$18,450,369	268,135	-4.8%	Shares	Sole	2025-11-10
2025-06-30	$15,608,387	281,689	+287.3%	Shares	Sole	2025-08-06
2025-03-31	$12,043,029	72,728	-4.2%	Shares	Sole	2025-05-12
2024-12-31	$13,411,195	75,911	-7.1%	Shares	Sole	2025-02-03
2024-09-30	$11,388,220	81,718	-5.5%	Shares	Sole	2024-11-15
2024-06-30	$10,602,570	86,481	-0.7%	Shares	Sole	2024-08-12
2024-03-31	$9,727,818	87,081	+1.1%	Shares	Sole	2024-05-02
2023-12-31	$7,141,835	86,150	+0.7%	Shares	Sole	2024-02-02
2023-09-30	$7,402,611	85,520	+1.6%	Shares	Sole	2023-11-08
2023-06-30	$6,991,835	84,168	+47.4%	Shares	Sole	2023-08-15
2023-03-31	$4,715,166	57,112	+0.7%	Shares	Sole	2023-05-03
2022-12-31	$4,103,113	56,712	—	Shares	Sole	2023-02-02
No filing history on record for this holder in this stock.