IRIDIUM COMMUNICATIONS INC

Ticker: IRDM CUSIP: 46269C102 Class: Common Stock

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q4 2025

Shares 39,756 Value ($000) $691 Avg Close $17.67 Range $15.65 - $20.23

Q3 2025

Shares 45,338 Value ($000) $792 Avg Close $24.71 Range $17.08 - $33.34

Q2 2025

Shares 189,064 Value ($000) $5,704 Avg Close $26.00 Range $19.91 - $30.49

Q1 2025

Shares 155,271 Value ($000) $4,242 Avg Close $29.31 Range $26.54 - $34.45

Q4 2024

Shares 153,672 Value ($000) $4,460 Avg Close $29.74 Range $27.15 - $35.85

Q3 2024

Shares 138,284 Value ($000) $4,211 Avg Close $27.25 Range $25.03 - $31.36

Q2 2024

Shares 97,381 Value ($000) $2,592 Avg Close $28.16 Range $24.14 - $32.24

Q4 2023

Shares 15,227 Value ($000) $627 Avg Close $39.59 Range $34.21 - $45.75

Q3 2023

Shares 31,960 Value ($000) $1,454 Avg Close $51.79 Range $45.24 - $61.84

Q2 2023

Shares 52,468 Value ($000) $3,259 Avg Close $61.86 Range $58.00 - $68.34

Q1 2023

Shares 62,868 Value ($000) $3,893 Avg Close $59.85 Range $51.40 - $65.41

Q4 2022

Shares 16,132 Value ($000) $829 Avg Close $50.20 Range $44.50 - $53.61

Q3 2022

Shares 45,199 Value ($000) $2,006 Avg Close $43.34 Range $36.54 - $47.32

Q2 2022

Shares 31,955 Value ($000) $1,200 Avg Close $37.30 Range $32.88 - $42.69

Q3 2021

Shares 22,817 Value ($000) $909 Avg Close $41.97 Range $35.83 - $48.95

Q1 2020

Shares 21,834 Value ($000) $488 Avg Close $25.89 Range $16.87 - $32.08

Q4 2018

Shares 43,953 Value ($000) $811 Avg Close $20.53 Range $16.64 - $24.35

Q2 2018

Shares 71,834 Value ($000) $1,156 Avg Close $13.60 Range $10.95 - $17.95

Q1 2018

Shares 154 Value ($000) $1 Avg Close $11.97 Range $10.75 - $13.25

Q4 2017

Shares 154 Value ($000) $2 Avg Close $11.56 Range $9.95 - $12.90

Q3 2017

Shares 3,226 Value ($000) $33 Avg Close $10.37 Range $9.68 - $11.50

Q2 2017

Shares 5,331 Value ($000) $59 Avg Close $10.45 Range $9.40 - $11.58

Q1 2017

Shares 17,826 Value ($000) $172 Avg Close $9.54 Range $7.80 - $11.54

Q4 2016

Shares 15,323 Value ($000) $147 Avg Close $8.92 Range $7.50 - $11.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	39,756	$691	$17.67	$15.65 - $20.23
Q3 2025	45,338	$792	$24.71	$17.08 - $33.34
Q2 2025	189,064	$5,704	$26.00	$19.91 - $30.49
Q1 2025	155,271	$4,242	$29.31	$26.54 - $34.45
Q4 2024	153,672	$4,460	$29.74	$27.15 - $35.85
Q3 2024	138,284	$4,211	$27.25	$25.03 - $31.36
Q2 2024	97,381	$2,592	$28.16	$24.14 - $32.24
Q4 2023	15,227	$627	$39.59	$34.21 - $45.75
Q3 2023	31,960	$1,454	$51.79	$45.24 - $61.84
Q2 2023	52,468	$3,259	$61.86	$58.00 - $68.34
Q1 2023	62,868	$3,893	$59.85	$51.40 - $65.41
Q4 2022	16,132	$829	$50.20	$44.50 - $53.61
Q3 2022	45,199	$2,006	$43.34	$36.54 - $47.32
Q2 2022	31,955	$1,200	$37.30	$32.88 - $42.69
Q3 2021	22,817	$909	$41.97	$35.83 - $48.95
Q1 2020	21,834	$488	$25.89	$16.87 - $32.08
Q4 2018	43,953	$811	$20.53	$16.64 - $24.35
Q2 2018	71,834	$1,156	$13.60	$10.95 - $17.95
Q1 2018	154	$1	$11.97	$10.75 - $13.25
Q4 2017	154	$2	$11.56	$9.95 - $12.90
Q3 2017	3,226	$33	$10.37	$9.68 - $11.50
Q2 2017	5,331	$59	$10.45	$9.40 - $11.58
Q1 2017	17,826	$172	$9.54	$7.80 - $11.54
Q4 2016	15,323	$147	$8.92	$7.50 - $11.15