IRIDIUM COMMUNICATIONS INC

Ticker: IRDM CUSIP: 46269C102 Class: Common Stock

BROWN ADVISORY INC's Holding History (CIK: 0001345929)

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

Q4 2025

Shares 512,354 Value ($000) $8,905 Avg Close $17.67 Range $15.65 - $20.23

Q3 2025

Shares 512,910 Value ($000) $8,955 Avg Close $24.71 Range $17.08 - $33.34

Q2 2025

Shares 512,877 Value ($000) $15,474 Avg Close $26.00 Range $19.91 - $30.49

Q1 2025

Shares 510,292 Value ($000) $13,941 Avg Close $29.31 Range $26.54 - $34.45

Q4 2024

Shares 510,976 Value ($000) $14,829 Avg Close $29.74 Range $27.15 - $35.85

Q3 2024

Shares 511,271 Value ($000) $15,568 Avg Close $27.25 Range $25.03 - $31.36

Q2 2024

Shares 510,511 Value ($000) $13,590 Avg Close $28.16 Range $24.14 - $32.24

Q1 2024

Shares 509,909 Value ($000) $13,339 Avg Close $32.53 Range $25.27 - $41.40

Q4 2023

Shares 515,041 Value ($000) $21,199 Avg Close $39.59 Range $34.21 - $45.75

Q3 2023

Shares 515,016 Value ($000) $23,428 Avg Close $51.79 Range $45.24 - $61.84

Q2 2023

Shares 515,016 Value ($000) $31,993 Avg Close $61.86 Range $58.00 - $68.34

Q1 2023

Shares 520,016 Value ($000) $32,205 Avg Close $59.85 Range $51.40 - $65.41

Q4 2022

Shares 519,766 Value ($000) $26,716 Avg Close $50.20 Range $44.50 - $53.61

Q3 2022

Shares 522,556 Value ($000) $23,186 Avg Close $43.34 Range $36.54 - $47.32

Q2 2022

Shares 519,806 Value ($000) $19,524 Avg Close $37.30 Range $32.88 - $42.69

Q1 2022

Shares 519,812 Value ($000) $20,959 Avg Close $37.66 Range $31.73 - $42.40

Q4 2021

Shares 569,114 Value ($000) $23,499 Avg Close $40.39 Range $36.34 - $43.87

Q3 2021

Shares 513,182 Value ($000) $20,450 Avg Close $41.97 Range $35.83 - $48.95

Q2 2021

Shares 513,112 Value ($000) $20,519 Avg Close $38.85 Range $32.85 - $43.14

Q1 2021

Shares 269,850 Value ($000) $11,132 Avg Close $43.77 Range $34.98 - $54.65

Q4 2020

Shares 240,850 Value ($000) $9,472 Avg Close $31.42 Range $25.03 - $39.95

Q3 2020

Shares 269,850 Value ($000) $6,903 Avg Close $27.52 Range $23.65 - $30.55

Q2 2020

Shares 269,850 Value ($000) $6,865 Avg Close $23.45 Range $19.18 - $27.41

Q1 2020

Shares 269,850 Value ($000) $6,026 Avg Close $25.89 Range $16.87 - $32.08

Q4 2019

Shares 269,850 Value ($000) $6,650 Avg Close $23.96 Range $19.70 - $26.40

Q3 2019

Shares 269,850 Value ($000) $5,742 Avg Close $23.83 Range $21.11 - $27.22

Q2 2019

Shares 269,850 Value ($000) $6,277 Avg Close $24.89 Range $20.67 - $28.24

Q1 2019

Shares 272,455 Value ($000) $7,204 Avg Close $21.52 Range $17.79 - $27.62

Q4 2018

Shares 272,860 Value ($000) $5,035 Avg Close $20.53 Range $16.64 - $24.35

Q3 2018

Shares 273,210 Value ($000) $6,147 Avg Close $19.42 Range $15.90 - $22.50

Q2 2018

Shares 273,718 Value ($000) $4,407 Avg Close $13.60 Range $10.95 - $17.95

Q1 2018

Shares 269,713 Value ($000) $3,035 Avg Close $11.97 Range $10.75 - $13.25

Q4 2017

Shares 460,463 Value ($000) $5,433 Avg Close $11.56 Range $9.95 - $12.90

Q3 2017

Shares 404,713 Value ($000) $4,168 Avg Close $10.37 Range $9.68 - $11.50

Q2 2017

Shares 394,993 Value ($000) $4,364 Avg Close $10.45 Range $9.40 - $11.58

Q1 2017

Shares 395,363 Value ($000) $3,815 Avg Close $9.54 Range $7.80 - $11.54

Q4 2016

Shares 265,400 Value ($000) $2,548 Avg Close $8.92 Range $7.50 - $11.15

Q3 2016

Shares 216,943 Value ($000) $1,760 Avg Close $8.39 Range $6.80 - $9.37

Q2 2016

Shares 219,193 Value ($000) $1,947 Avg Close $8.22 Range $7.15 - $8.88

Q1 2016

Shares 219,193 Value ($000) $1,725 Avg Close $7.19 Range $6.14 - $8.53

Q4 2015

Shares 219,193 Value ($000) $1,844 Avg Close $7.62 Range $5.85 - $8.99

Q3 2015

Shares 220,100 Value ($000) $1,354 Avg Close $7.26 Range $5.98 - $9.35

Q2 2015

Shares 215,512 Value ($000) $1,959 Avg Close $10.28 Range $9.00 - $11.36

Q1 2015

Shares 219,982 Value ($000) $2,136 Avg Close $9.32 Range $8.24 - $9.94

Q4 2014

Shares 219,262 Value ($000) $2,138 Avg Close $9.35 Range $8.15 - $10.50

Q3 2014

Shares 218,893 Value ($000) $1,937 Avg Close $8.67 Range $7.85 - $9.54

Q2 2014

Shares 213,253 Value ($000) $1,804 Avg Close $7.52 Range $6.12 - $8.49

Q1 2014

Shares 211,463 Value ($000) $1,588 Avg Close $6.69 Range $5.95 - $7.95

Q4 2013

Shares 116,463 Value ($000) $728 Avg Close $6.04 Range $5.37 - $6.91

Q3 2013

Shares 116,463 Value ($000) $801 Avg Close $7.49 Range $6.35 - $9.22

Q2 2013

Shares 116,463 Value ($000) $904 Avg Close $7.03 Range $5.98 - $7.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	512,354	$8,905	$17.67	$15.65 - $20.23
Q3 2025	512,910	$8,955	$24.71	$17.08 - $33.34
Q2 2025	512,877	$15,474	$26.00	$19.91 - $30.49
Q1 2025	510,292	$13,941	$29.31	$26.54 - $34.45
Q4 2024	510,976	$14,829	$29.74	$27.15 - $35.85
Q3 2024	511,271	$15,568	$27.25	$25.03 - $31.36
Q2 2024	510,511	$13,590	$28.16	$24.14 - $32.24
Q1 2024	509,909	$13,339	$32.53	$25.27 - $41.40
Q4 2023	515,041	$21,199	$39.59	$34.21 - $45.75
Q3 2023	515,016	$23,428	$51.79	$45.24 - $61.84
Q2 2023	515,016	$31,993	$61.86	$58.00 - $68.34
Q1 2023	520,016	$32,205	$59.85	$51.40 - $65.41
Q4 2022	519,766	$26,716	$50.20	$44.50 - $53.61
Q3 2022	522,556	$23,186	$43.34	$36.54 - $47.32
Q2 2022	519,806	$19,524	$37.30	$32.88 - $42.69
Q1 2022	519,812	$20,959	$37.66	$31.73 - $42.40
Q4 2021	569,114	$23,499	$40.39	$36.34 - $43.87
Q3 2021	513,182	$20,450	$41.97	$35.83 - $48.95
Q2 2021	513,112	$20,519	$38.85	$32.85 - $43.14
Q1 2021	269,850	$11,132	$43.77	$34.98 - $54.65
Q4 2020	240,850	$9,472	$31.42	$25.03 - $39.95
Q3 2020	269,850	$6,903	$27.52	$23.65 - $30.55
Q2 2020	269,850	$6,865	$23.45	$19.18 - $27.41
Q1 2020	269,850	$6,026	$25.89	$16.87 - $32.08
Q4 2019	269,850	$6,650	$23.96	$19.70 - $26.40
Q3 2019	269,850	$5,742	$23.83	$21.11 - $27.22
Q2 2019	269,850	$6,277	$24.89	$20.67 - $28.24
Q1 2019	272,455	$7,204	$21.52	$17.79 - $27.62
Q4 2018	272,860	$5,035	$20.53	$16.64 - $24.35
Q3 2018	273,210	$6,147	$19.42	$15.90 - $22.50
Q2 2018	273,718	$4,407	$13.60	$10.95 - $17.95
Q1 2018	269,713	$3,035	$11.97	$10.75 - $13.25
Q4 2017	460,463	$5,433	$11.56	$9.95 - $12.90
Q3 2017	404,713	$4,168	$10.37	$9.68 - $11.50
Q2 2017	394,993	$4,364	$10.45	$9.40 - $11.58
Q1 2017	395,363	$3,815	$9.54	$7.80 - $11.54
Q4 2016	265,400	$2,548	$8.92	$7.50 - $11.15
Q3 2016	216,943	$1,760	$8.39	$6.80 - $9.37
Q2 2016	219,193	$1,947	$8.22	$7.15 - $8.88
Q1 2016	219,193	$1,725	$7.19	$6.14 - $8.53
Q4 2015	219,193	$1,844	$7.62	$5.85 - $8.99
Q3 2015	220,100	$1,354	$7.26	$5.98 - $9.35
Q2 2015	215,512	$1,959	$10.28	$9.00 - $11.36
Q1 2015	219,982	$2,136	$9.32	$8.24 - $9.94
Q4 2014	219,262	$2,138	$9.35	$8.15 - $10.50
Q3 2014	218,893	$1,937	$8.67	$7.85 - $9.54
Q2 2014	213,253	$1,804	$7.52	$6.12 - $8.49
Q1 2014	211,463	$1,588	$6.69	$5.95 - $7.95
Q4 2013	116,463	$728	$6.04	$5.37 - $6.91
Q3 2013	116,463	$801	$7.49	$6.35 - $9.22
Q2 2013	116,463	$904	$7.03	$5.98 - $7.85