NORTHERN TR CORP

Ticker: NTRS CUSIP: 665859104 Class: COM

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q3 2025

Shares 22,274 Value ($000) $2,998 Avg Close $127.35 Range $117.54 - $134.67

Q2 2025

Shares 461,721 Value ($000) $58,542 Avg Close $100.50 Range $80.06 - $125.55

Q2 2024

Shares 2,758 Value ($000) $232 Avg Close $79.92 Range $75.34 - $84.71

Q1 2023

Shares 7,336 Value ($000) $647 Avg Close $84.16 Range $73.69 - $90.89

Q4 2022

Shares 17,571 Value ($000) $1,555 Avg Close $78.90 Range $68.45 - $85.44

Q3 2022

Shares 5,582 Value ($000) $478 Avg Close $86.27 Range $75.57 - $93.27

Q4 2021

Shares 4,233 Value ($000) $506 Avg Close $105.01 Range $93.28 - $110.92

Q3 2021

Shares 15,191 Value ($000) $1,638 Avg Close $98.91 Range $91.25 - $105.90

Q2 2021

Shares 6,661 Value ($000) $770 Avg Close $99.29 Range $88.58 - $106.46

Q4 2020

Shares 16,675 Value ($000) $1,553 Avg Close $75.32 Range $64.54 - $84.00

Q3 2020

Shares 11,693 Value ($000) $912 Avg Close $67.99 Range $61.38 - $73.22

Q3 2019

Shares 2,440 Value ($000) $228 Avg Close $75.31 Range $68.73 - $82.36

Q4 2018

Shares 3,750 Value ($000) $313 Avg Close $75.32 Range $61.37 - $86.09

Q3 2018

Shares 6,392 Value ($000) $653 Avg Close $85.59 Range $81.23 - $92.33

Q2 2018

Shares 21,203 Value ($000) $2,182 Avg Close $84.33 Range $79.47 - $87.26

Q1 2018

Shares 11,118 Value ($000) $1,147 Avg Close $82.97 Range $74.79 - $88.15

Q4 2017

Shares 18,076 Value ($000) $1,806 Avg Close $75.28 Range $71.84 - $80.39

Q3 2017

Shares 19,617 Value ($000) $1,803 Avg Close $71.05 Range $67.61 - $77.97

Q1 2017

Shares 9,219 Value ($000) $798 Avg Close $67.79 Range $63.77 - $70.95

Q3 2016

Shares 11,733 Value ($000) $798 Avg Close $52.45 Range $47.67 - $55.52

Q1 2015

Shares 13,625 Value ($000) $949 Avg Close $51.14 Range $45.68 - $54.62

Q4 2014

Shares 15,741 Value ($000) $1,061 Avg Close $49.58 Range $45.22 - $51.59

Q3 2014

Shares 5,311 Value ($000) $361 Avg Close $49.84 Range $46.73 - $52.70

Q2 2014

Shares 2,805 Value ($000) $180 Avg Close $45.46 Range $42.93 - $48.59

Q4 2013

Shares 534 Value ($000) $33 Avg Close $41.82 Range $38.19 - $45.43

Q3 2013

Shares 12,894 Value ($000) $701 Avg Close $41.67 Range $39.30 - $44.95

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	22,274	$2,998	$127.35	$117.54 - $134.67
Q2 2025	461,721	$58,542	$100.50	$80.06 - $125.55
Q2 2024	2,758	$232	$79.92	$75.34 - $84.71
Q1 2023	7,336	$647	$84.16	$73.69 - $90.89
Q4 2022	17,571	$1,555	$78.90	$68.45 - $85.44
Q3 2022	5,582	$478	$86.27	$75.57 - $93.27
Q4 2021	4,233	$506	$105.01	$93.28 - $110.92
Q3 2021	15,191	$1,638	$98.91	$91.25 - $105.90
Q2 2021	6,661	$770	$99.29	$88.58 - $106.46
Q4 2020	16,675	$1,553	$75.32	$64.54 - $84.00
Q3 2020	11,693	$912	$67.99	$61.38 - $73.22
Q3 2019	2,440	$228	$75.31	$68.73 - $82.36
Q4 2018	3,750	$313	$75.32	$61.37 - $86.09
Q3 2018	6,392	$653	$85.59	$81.23 - $92.33
Q2 2018	21,203	$2,182	$84.33	$79.47 - $87.26
Q1 2018	11,118	$1,147	$82.97	$74.79 - $88.15
Q4 2017	18,076	$1,806	$75.28	$71.84 - $80.39
Q3 2017	19,617	$1,803	$71.05	$67.61 - $77.97
Q1 2017	9,219	$798	$67.79	$63.77 - $70.95
Q3 2016	11,733	$798	$52.45	$47.67 - $55.52
Q1 2015	13,625	$949	$51.14	$45.68 - $54.62
Q4 2014	15,741	$1,061	$49.58	$45.22 - $51.59
Q3 2014	5,311	$361	$49.84	$46.73 - $52.70
Q2 2014	2,805	$180	$45.46	$42.93 - $48.59
Q4 2013	534	$33	$41.82	$38.19 - $45.43
Q3 2013	12,894	$701	$41.67	$39.30 - $44.95