IRIDIUM COMMUNICATIONS INC

Ticker: IRDM CUSIP: 46269C102 Class: Common Stock

Summit Trail Advisors, LLC's Holding History (CIK: 0001698478)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 12,833 Value ($000) $223 Avg Close $17.67 Range $15.65 - $20.23

Q3 2025

Shares 10,774 Value ($000) $188 Avg Close $24.71 Range $17.08 - $33.34

Q2 2018

Shares 5,294 Value ($000) $85 Avg Close $13.60 Range $10.95 - $17.95

Q4 2017

Shares 6,748 Value ($000) $83 Avg Close $11.56 Range $9.95 - $12.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	12,833	$223	$17.67	$15.65 - $20.23
Q3 2025	10,774	$188	$24.71	$17.08 - $33.34
Q2 2018	5,294	$85	$13.60	$10.95 - $17.95
Q4 2017	6,748	$83	$11.56	$9.95 - $12.90