Sentinel Dome Partners, LLC

Position in ECHO — EchoStar CORP

CIK 2114194 BURLINGAME, CA

Position in ECHO

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$3,197,250

-$2,597,715 QoQ

Shares Held

31,500

-36.4% QoQ

Ownership

0.011%

of shares outstanding

% of Portfolio

5.21%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Communication Services · as of Jun 30, 2026

Sentinel Dome Partners, LLC holds $10,009,426 across 3 Telecom Services names. ECHO ranks #2 (31.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TDS	Telephone & Data Systems Inc /De/	115,000	$4,256,150
2	ECHO	EchoStar CORP This page	31,500	$3,197,250
3	LUMN	Lumen Technologies, Inc.	332,816	$2,556,026

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$3,197,250	31,500	-36.4%	Shares	Sole	2026-08-14
2026-03-31	$5,794,965	49,500	+3.1%	Shares	Sole	2026-05-15
2025-12-31	$5,217,600	48,000	—	Shares	Sole	2026-03-05
No filing history on record for this holder in this stock.