INTERACTIVE BROKERS GROUP IN

Ticker: IBKR CUSIP: 45841N107 Class: EQTY

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q4 2025

Shares 486,821 Value ($000) $31,307 Avg Close $66.89 Range $58.88 - $73.26

Q3 2025

Shares 499,410 Value ($000) $34,364 Avg Close $62.79 Range $53.01 - $70.18

Q2 2025

Shares 602,977 Value ($000) $33,411 Avg Close $47.28 Range $32.69 - $55.48

Q1 2025

Shares 139,765 Value ($000) $23,144 Avg Close $49.31 Range $39.14 - $58.82

Q4 2024

Shares 151,317 Value ($000) $26,733 Avg Close $41.85 Range $33.69 - $48.10

Q3 2024

Shares 156,580 Value ($000) $21,821 Avg Close $30.72 Range $25.70 - $34.63

Q2 2024

Shares 143,131 Value ($000) $17,548 Avg Close $29.54 Range $26.42 - $31.96

Q1 2024

Shares 148,236 Value ($000) $16,559 Avg Close $24.63 Range $20.33 - $27.83

Q4 2023

Shares 164,229 Value ($000) $13,615 Avg Close $20.21 Range $17.92 - $22.24

Q3 2023

Shares 168,686 Value ($000) $14,601 Avg Close $21.95 Range $20.01 - $23.60

Q2 2023

Shares 243,790 Value ($000) $20,252 Avg Close $19.44 Range $17.44 - $21.23

Q1 2023

Shares 237,464 Value ($000) $19,605 Avg Close $20.03 Range $17.46 - $22.21

Q4 2022

Shares 237,448 Value ($000) $17,179 Avg Close $18.36 Range $15.40 - $20.01

Q3 2022

Shares 146,696 Value ($000) $9,375 Avg Close $15.12 Range $12.86 - $17.38

Q2 2022

Shares 132,061 Value ($000) $7,265 Avg Close $14.55 Range $12.78 - $16.65

Q1 2022

Shares 223,031 Value ($000) $14,700 Avg Close $16.85 Range $13.94 - $19.79

Q4 2021

Shares 129,677 Value ($000) $10,299 Avg Close $18.18 Range $15.23 - $20.25

Q3 2021

Shares 129,432 Value ($000) $8,069 Avg Close $15.36 Range $14.37 - $16.36

Q2 2021

Shares 124,223 Value ($000) $8,165 Avg Close $16.85 Range $15.38 - $18.89

Q1 2021

Shares 124,563 Value ($000) $9,098 Avg Close $17.53 Range $14.36 - $19.61

Q4 2020

Shares 122,930 Value ($000) $7,489 Avg Close $12.87 Range $11.33 - $15.30

Q3 2020

Shares 123,470 Value ($000) $5,967 Avg Close $12.09 Range $9.98 - $13.03

Q2 2020

Shares 123,320 Value ($000) $5,151 Avg Close $10.11 Range $8.76 - $11.44

Q1 2020

Shares 126,910 Value ($000) $5,479 Avg Close $11.67 Range $8.14 - $14.11

Q4 2019

Shares 127,570 Value ($000) $5,947 Avg Close $11.31 Range $10.72 - $12.50

Q3 2019

Shares 124,410 Value ($000) $6,691 Avg Close $11.96 Range $10.69 - $13.30

Q2 2019

Shares 124,560 Value ($000) $6,751 Avg Close $13.01 Range $11.86 - $14.22

Q1 2019

Shares 124,510 Value ($000) $6,460 Avg Close $12.59 Range $11.61 - $13.91

Q4 2018

Shares 124,530 Value ($000) $6,806 Avg Close $12.75 Range $11.08 - $14.96

Q3 2018

Shares 39,387 Value ($000) $2,178 Avg Close $14.48 Range $13.14 - $15.95

Q2 2018

Shares 39,867 Value ($000) $2,568 Avg Close $17.25 Range $15.13 - $19.13

Q1 2018

Shares 37,067 Value ($000) $2,492 Avg Close $15.75 Range $14.01 - $17.65

Q4 2017

Shares 37,477 Value ($000) $2,219 Avg Close $12.95 Range $10.63 - $14.82

Q3 2017

Shares 35,004 Value ($000) $1,577 Avg Close $9.67 Range $8.58 - $10.70

Q2 2017

Shares 34,504 Value ($000) $1,291 Avg Close $8.40 Range $7.80 - $9.05

Q1 2017

Shares 34,308 Value ($000) $1,191 Avg Close $8.78 Range $8.05 - $9.31

Q4 2016

Shares 35,788 Value ($000) $1,307 Avg Close $8.56 Range $7.51 - $9.35

Q3 2016

Shares 36,604 Value ($000) $1,291 Avg Close $8.30 Range $7.88 - $8.76

Q2 2016

Shares 37,054 Value ($000) $1,312 Avg Close $8.92 Range $7.90 - $9.67

Q1 2016

Shares 35,904 Value ($000) $1,412 Avg Close $8.23 Range $6.87 - $10.05

Q4 2015

Shares 36,014 Value ($000) $1,570 Avg Close $9.71 Range $8.53 - $10.45

Q3 2015

Shares 73,068 Value ($000) $2,884 Avg Close $9.55 Range $8.25 - $10.65

Q2 2015

Shares 118,858 Value ($000) $4,940 Avg Close $8.40 Range $7.45 - $9.84

Q1 2015

Shares 36,584 Value ($000) $1,245 Avg Close $7.33 Range $5.89 - $7.99

Q4 2014

Shares 42,784 Value ($000) $1,248 Avg Close $6.15 Range $5.28 - $6.88

Q3 2014

Shares 42,784 Value ($000) $1,067 Avg Close $5.45 Range $5.01 - $6.12

Q2 2014

Shares 42,784 Value ($000) $996 Avg Close $5.24 Range $4.63 - $5.56

Q1 2014

Shares 39,875 Value ($000) $864 Avg Close $5.03 Range $4.67 - $5.63

Q4 2013

Shares 121,284 Value ($000) $2,952 Avg Close $5.05 Range $4.23 - $5.67

Q3 2013

Shares 47,337 Value ($000) $889 Avg Close $3.86 Range $3.57 - $4.28

Q2 2013

Shares 41,037 Value ($000) $655 Avg Close $3.45 Range $3.06 - $3.76

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	486,821	$31,307	$66.89	$58.88 - $73.26
Q3 2025	499,410	$34,364	$62.79	$53.01 - $70.18
Q2 2025	602,977	$33,411	$47.28	$32.69 - $55.48
Q1 2025	139,765	$23,144	$49.31	$39.14 - $58.82
Q4 2024	151,317	$26,733	$41.85	$33.69 - $48.10
Q3 2024	156,580	$21,821	$30.72	$25.70 - $34.63
Q2 2024	143,131	$17,548	$29.54	$26.42 - $31.96
Q1 2024	148,236	$16,559	$24.63	$20.33 - $27.83
Q4 2023	164,229	$13,615	$20.21	$17.92 - $22.24
Q3 2023	168,686	$14,601	$21.95	$20.01 - $23.60
Q2 2023	243,790	$20,252	$19.44	$17.44 - $21.23
Q1 2023	237,464	$19,605	$20.03	$17.46 - $22.21
Q4 2022	237,448	$17,179	$18.36	$15.40 - $20.01
Q3 2022	146,696	$9,375	$15.12	$12.86 - $17.38
Q2 2022	132,061	$7,265	$14.55	$12.78 - $16.65
Q1 2022	223,031	$14,700	$16.85	$13.94 - $19.79
Q4 2021	129,677	$10,299	$18.18	$15.23 - $20.25
Q3 2021	129,432	$8,069	$15.36	$14.37 - $16.36
Q2 2021	124,223	$8,165	$16.85	$15.38 - $18.89
Q1 2021	124,563	$9,098	$17.53	$14.36 - $19.61
Q4 2020	122,930	$7,489	$12.87	$11.33 - $15.30
Q3 2020	123,470	$5,967	$12.09	$9.98 - $13.03
Q2 2020	123,320	$5,151	$10.11	$8.76 - $11.44
Q1 2020	126,910	$5,479	$11.67	$8.14 - $14.11
Q4 2019	127,570	$5,947	$11.31	$10.72 - $12.50
Q3 2019	124,410	$6,691	$11.96	$10.69 - $13.30
Q2 2019	124,560	$6,751	$13.01	$11.86 - $14.22
Q1 2019	124,510	$6,460	$12.59	$11.61 - $13.91
Q4 2018	124,530	$6,806	$12.75	$11.08 - $14.96
Q3 2018	39,387	$2,178	$14.48	$13.14 - $15.95
Q2 2018	39,867	$2,568	$17.25	$15.13 - $19.13
Q1 2018	37,067	$2,492	$15.75	$14.01 - $17.65
Q4 2017	37,477	$2,219	$12.95	$10.63 - $14.82
Q3 2017	35,004	$1,577	$9.67	$8.58 - $10.70
Q2 2017	34,504	$1,291	$8.40	$7.80 - $9.05
Q1 2017	34,308	$1,191	$8.78	$8.05 - $9.31
Q4 2016	35,788	$1,307	$8.56	$7.51 - $9.35
Q3 2016	36,604	$1,291	$8.30	$7.88 - $8.76
Q2 2016	37,054	$1,312	$8.92	$7.90 - $9.67
Q1 2016	35,904	$1,412	$8.23	$6.87 - $10.05
Q4 2015	36,014	$1,570	$9.71	$8.53 - $10.45
Q3 2015	73,068	$2,884	$9.55	$8.25 - $10.65
Q2 2015	118,858	$4,940	$8.40	$7.45 - $9.84
Q1 2015	36,584	$1,245	$7.33	$5.89 - $7.99
Q4 2014	42,784	$1,248	$6.15	$5.28 - $6.88
Q3 2014	42,784	$1,067	$5.45	$5.01 - $6.12
Q2 2014	42,784	$996	$5.24	$4.63 - $5.56
Q1 2014	39,875	$864	$5.03	$4.67 - $5.63
Q4 2013	121,284	$2,952	$5.05	$4.23 - $5.67
Q3 2013	47,337	$889	$3.86	$3.57 - $4.28
Q2 2013	41,037	$655	$3.45	$3.06 - $3.76