SIMPLEX TRADING, LLC

Position in TMUS — T-Mobile US, Inc.

CIK 1488542 CHICAGO, IL

Position in TMUS

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$10,861,020

+$10,569,049 QoQ

Shares Held

64,753

+4403.0% QoQ

Ownership

0.006%

of shares outstanding

% of Portfolio

0.35%

of 13F equity value

Holder Rank

#331

of 1,625 holders

Holding Since

Jun 2020

12 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Communication Services · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $43,139,225 across 30 Telecom Services names. TMUS ranks #2 (25.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CHTR	Charter Communications, Inc. /Mo/	104,727	$14,893,226
2	TMUS	T-Mobile US, Inc. This page	64,753	$10,861,020
3	CMCSA	Comcast Corp	370,028	$9,084,187
4	GSAT	Globalstar, Inc.	32,151	$2,613,554
5	TIGO	Millicom International Cellular SA	15,260	$1,384,997
6	LBTYA	Liberty Global Ltd.	93,666	$1,045,354
7	IRDM	Iridium Communications Inc.	15,833	$868,440
8	LUMN	Lumen Technologies, Inc.	76,474	$587,320

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$10,861,020	64,753	+4403.0%	Shares	Sole	2026-08-12
2025-12-31	$291,971	1,438	-91.8%	Shares	Sole	2026-02-11
2025-03-31	$4,659,423	17,470	-57.1%	Shares	Sole	2025-05-12
2024-12-31	$8,984,814	40,705	+280.0%	Shares	Sole	2025-02-11
2024-06-30	$1,887,240	10,712	-73.9%	Shares	Sole	2024-07-25
2024-03-31	$6,703,608	41,071	+460.5%	Shares	Sole	2024-04-25
2022-06-30	$985,909	7,328	-55.0%	Shares	Sole	2022-08-03
2022-03-31	$2,090,949	16,291	+66.1%	Shares	Sole	2022-05-02
2021-03-31	$1,228,719	9,807	+9707.0%	Shares	Sole	2021-04-26
2020-12-31	$13,485	100	-94.0%	Shares	Sole	2021-02-02
2020-09-30	$191,438	1,674	+318.5%	Shares	Sole	2020-10-14
2020-06-30	$41,660	400	—	Shares	Sole	2020-07-13
No filing history on record for this holder in this stock.