INTERACTIVE BROKERS GROUP IN

Ticker: IBKR CUSIP: 45841N107 Class: EQTY

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2025

Shares 1,029,793 Value ($000) $66 Avg Close $66.89 Range $58.88 - $73.26

Q3 2025

Shares 952,766 Value ($000) $66 Avg Close $62.79 Range $53.01 - $70.18

Q2 2025

Shares 374,155 Value ($000) $21 Avg Close $47.28 Range $32.69 - $55.48

Q1 2025

Shares 89,322 Value ($000) $15 Avg Close $49.31 Range $39.14 - $58.82

Q4 2024

Shares 65,374 Value ($000) $12 Avg Close $41.85 Range $33.69 - $48.10

Q3 2024

Shares 59,412 Value ($000) $8 Avg Close $30.72 Range $25.70 - $34.63

Q2 2024

Shares 55,599 Value ($000) $7 Avg Close $29.54 Range $26.42 - $31.96

Q1 2024

Shares 53,280 Value ($000) $6 Avg Close $24.63 Range $20.33 - $27.83

Q4 2023

Shares 49,954 Value ($000) $4 Avg Close $20.21 Range $17.92 - $22.24

Q3 2023

Shares 44,527 Value ($000) $4 Avg Close $21.95 Range $20.01 - $23.60

Q2 2023

Shares 42,526 Value ($000) $4 Avg Close $19.44 Range $17.44 - $21.23

Q1 2023

Shares 41,718 Value ($000) $3 Avg Close $20.03 Range $17.46 - $22.21

Q4 2022

Shares 37,229 Value ($000) $3 Avg Close $18.36 Range $15.40 - $20.01

Q3 2022

Shares 35,933 Value ($000) $2,297 Avg Close $15.12 Range $12.86 - $17.38

Q2 2022

Shares 28,764 Value ($000) $1,582 Avg Close $14.55 Range $12.78 - $16.65

Q1 2022

Shares 29,140 Value ($000) $1,921 Avg Close $16.85 Range $13.94 - $19.79

Q4 2021

Shares 26,033 Value ($000) $2,068 Avg Close $18.18 Range $15.23 - $20.25

Q3 2021

Shares 27,601 Value ($000) $1,721 Avg Close $15.36 Range $14.37 - $16.36

Q2 2021

Shares 28,964 Value ($000) $1,904 Avg Close $16.85 Range $15.38 - $18.89

Q1 2021

Shares 29,425 Value ($000) $2,149 Avg Close $17.53 Range $14.36 - $19.61

Q4 2020

Shares 30,787 Value ($000) $1,876 Avg Close $12.87 Range $11.33 - $15.30

Q3 2020

Shares 30,769 Value ($000) $1,487 Avg Close $12.09 Range $9.98 - $13.03

Q2 2020

Shares 41,900 Value ($000) $1,750 Avg Close $10.11 Range $8.76 - $11.44

Q1 2020

Shares 45,630 Value ($000) $1,970 Avg Close $11.67 Range $8.14 - $14.11

Q4 2019

Shares 45,564 Value ($000) $2,124 Avg Close $11.31 Range $10.72 - $12.50

Q3 2019

Shares 43,313 Value ($000) $2,329 Avg Close $11.96 Range $10.69 - $13.30

Q2 2019

Shares 43,039 Value ($000) $2,333 Avg Close $13.01 Range $11.86 - $14.22

Q1 2019

Shares 43,077 Value ($000) $2,235 Avg Close $12.59 Range $11.61 - $13.91

Q4 2018

Shares 42,877 Value ($000) $2,343 Avg Close $12.75 Range $11.08 - $14.96

Q3 2018

Shares 42,767 Value ($000) $2,365 Avg Close $14.48 Range $13.14 - $15.95

Q2 2018

Shares 39,339 Value ($000) $2,534 Avg Close $17.25 Range $15.13 - $19.13

Q1 2018

Shares 39,288 Value ($000) $2,642 Avg Close $15.75 Range $14.01 - $17.65

Q4 2017

Shares 39,162 Value ($000) $2,319 Avg Close $12.95 Range $10.63 - $14.82

Q3 2017

Shares 43,657 Value ($000) $1,966 Avg Close $9.67 Range $8.58 - $10.70

Q2 2017

Shares 48,457 Value ($000) $1,813 Avg Close $8.40 Range $7.80 - $9.05

Q1 2017

Shares 50,553 Value ($000) $1,755 Avg Close $8.78 Range $8.05 - $9.31

Q4 2016

Shares 39,949 Value ($000) $1,459 Avg Close $8.56 Range $7.51 - $9.35

Q3 2016

Shares 32,341 Value ($000) $1,141 Avg Close $8.30 Range $7.88 - $8.76

Q2 2016

Shares 26,617 Value ($000) $942 Avg Close $8.92 Range $7.90 - $9.67

Q1 2016

Shares 30,717 Value ($000) $1,208 Avg Close $8.23 Range $6.87 - $10.05

Q4 2015

Shares 26,317 Value ($000) $1,147 Avg Close $9.71 Range $8.53 - $10.45

Q3 2015

Shares 24,900 Value ($000) $983 Avg Close $9.55 Range $8.25 - $10.65

Q2 2015

Shares 17,200 Value ($000) $715 Avg Close $8.40 Range $7.45 - $9.84

Q1 2015

Shares 19,000 Value ($000) $646 Avg Close $7.33 Range $5.89 - $7.99

Q4 2014

Shares 19,000 Value ($000) $554 Avg Close $6.15 Range $5.28 - $6.88

Q3 2014

Shares 26,900 Value ($000) $671 Avg Close $5.45 Range $5.01 - $6.12

Q2 2014

Shares 30,100 Value ($000) $701 Avg Close $5.24 Range $4.63 - $5.56

Q1 2014

Shares 32,200 Value ($000) $698 Avg Close $5.03 Range $4.67 - $5.63

Q4 2013

Shares 34,900 Value ($000) $849 Avg Close $5.05 Range $4.23 - $5.67

Q3 2013

Shares 95,900 Value ($000) $1,800 Avg Close $3.86 Range $3.57 - $4.28

Q2 2013

Shares 80,500 Value ($000) $1,286 Avg Close $3.45 Range $3.06 - $3.76

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,029,793	$66	$66.89	$58.88 - $73.26
Q3 2025	952,766	$66	$62.79	$53.01 - $70.18
Q2 2025	374,155	$21	$47.28	$32.69 - $55.48
Q1 2025	89,322	$15	$49.31	$39.14 - $58.82
Q4 2024	65,374	$12	$41.85	$33.69 - $48.10
Q3 2024	59,412	$8	$30.72	$25.70 - $34.63
Q2 2024	55,599	$7	$29.54	$26.42 - $31.96
Q1 2024	53,280	$6	$24.63	$20.33 - $27.83
Q4 2023	49,954	$4	$20.21	$17.92 - $22.24
Q3 2023	44,527	$4	$21.95	$20.01 - $23.60
Q2 2023	42,526	$4	$19.44	$17.44 - $21.23
Q1 2023	41,718	$3	$20.03	$17.46 - $22.21
Q4 2022	37,229	$3	$18.36	$15.40 - $20.01
Q3 2022	35,933	$2,297	$15.12	$12.86 - $17.38
Q2 2022	28,764	$1,582	$14.55	$12.78 - $16.65
Q1 2022	29,140	$1,921	$16.85	$13.94 - $19.79
Q4 2021	26,033	$2,068	$18.18	$15.23 - $20.25
Q3 2021	27,601	$1,721	$15.36	$14.37 - $16.36
Q2 2021	28,964	$1,904	$16.85	$15.38 - $18.89
Q1 2021	29,425	$2,149	$17.53	$14.36 - $19.61
Q4 2020	30,787	$1,876	$12.87	$11.33 - $15.30
Q3 2020	30,769	$1,487	$12.09	$9.98 - $13.03
Q2 2020	41,900	$1,750	$10.11	$8.76 - $11.44
Q1 2020	45,630	$1,970	$11.67	$8.14 - $14.11
Q4 2019	45,564	$2,124	$11.31	$10.72 - $12.50
Q3 2019	43,313	$2,329	$11.96	$10.69 - $13.30
Q2 2019	43,039	$2,333	$13.01	$11.86 - $14.22
Q1 2019	43,077	$2,235	$12.59	$11.61 - $13.91
Q4 2018	42,877	$2,343	$12.75	$11.08 - $14.96
Q3 2018	42,767	$2,365	$14.48	$13.14 - $15.95
Q2 2018	39,339	$2,534	$17.25	$15.13 - $19.13
Q1 2018	39,288	$2,642	$15.75	$14.01 - $17.65
Q4 2017	39,162	$2,319	$12.95	$10.63 - $14.82
Q3 2017	43,657	$1,966	$9.67	$8.58 - $10.70
Q2 2017	48,457	$1,813	$8.40	$7.80 - $9.05
Q1 2017	50,553	$1,755	$8.78	$8.05 - $9.31
Q4 2016	39,949	$1,459	$8.56	$7.51 - $9.35
Q3 2016	32,341	$1,141	$8.30	$7.88 - $8.76
Q2 2016	26,617	$942	$8.92	$7.90 - $9.67
Q1 2016	30,717	$1,208	$8.23	$6.87 - $10.05
Q4 2015	26,317	$1,147	$9.71	$8.53 - $10.45
Q3 2015	24,900	$983	$9.55	$8.25 - $10.65
Q2 2015	17,200	$715	$8.40	$7.45 - $9.84
Q1 2015	19,000	$646	$7.33	$5.89 - $7.99
Q4 2014	19,000	$554	$6.15	$5.28 - $6.88
Q3 2014	26,900	$671	$5.45	$5.01 - $6.12
Q2 2014	30,100	$701	$5.24	$4.63 - $5.56
Q1 2014	32,200	$698	$5.03	$4.67 - $5.63
Q4 2013	34,900	$849	$5.05	$4.23 - $5.67
Q3 2013	95,900	$1,800	$3.86	$3.57 - $4.28
Q2 2013	80,500	$1,286	$3.45	$3.06 - $3.76