CDW CORP

Ticker: CDW CUSIP: 12514G108 Class: COM

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q4 2025

Shares 1,844 Value ($000) $251 Avg Close $147.03 Range $135.03 - $161.75

Q3 2024

Shares 1,174 Value ($000) $266 Avg Close $217.57 Range $201.61 - $236.21

Q1 2024

Shares 911 Value ($000) $233 Avg Close $231.59 Range $207.20 - $253.28

Q1 2023

Shares 24,494 Value ($000) $4,774 Avg Close $189.24 Range $170.92 - $206.90

Q4 2022

Shares 26,045 Value ($000) $4,651 Avg Close $168.86 Range $141.89 - $189.58

Q3 2022

Shares 26,166 Value ($000) $4,084 Avg Close $164.20 Range $145.56 - $180.72

Q2 2022

Shares 27,930 Value ($000) $4,401 Avg Close $160.53 Range $147.46 - $172.65

Q1 2022

Shares 22,874 Value ($000) $4,092 Avg Close $174.21 Range $155.37 - $198.47

Q4 2020

Shares 4,486 Value ($000) $591 Avg Close $123.09 Range $109.89 - $137.99

Q4 2019

Shares 175 Value ($000) $25 Avg Close $122.84 Range $109.01 - $134.79

Q1 2019

Shares 404 Value ($000) $39 Avg Close $82.18 Range $69.95 - $91.59

Q4 2018

Shares 1,970 Value ($000) $160 Avg Close $79.03 Range $68.34 - $88.97

Q3 2018

Shares 1,160 Value ($000) $103 Avg Close $79.14 Range $73.20 - $82.94

Q2 2018

Shares 1,160 Value ($000) $94 Avg Close $70.65 Range $61.49 - $78.46

Q1 2018

Shares 1,280 Value ($000) $90 Avg Close $66.43 Range $60.80 - $69.76

Q4 2017

Shares 1,280 Value ($000) $89 Avg Close $62.44 Range $59.44 - $64.82

Q3 2017

Shares 1,390 Value ($000) $92 Avg Close $56.63 Range $53.08 - $60.54

Q2 2017

Shares 1,590 Value ($000) $99 Avg Close $53.99 Range $50.30 - $59.95

Q1 2017

Shares 1,390 Value ($000) $80 Avg Close $50.65 Range $45.39 - $54.98

Q4 2015

Shares 5,720 Value ($000) $240 Avg Close $38.66 Range $35.55 - $41.63

Q3 2015

Shares 9,610 Value ($000) $393 Avg Close $33.56 Range $29.23 - $37.25

Q2 2015

Shares 8,720 Value ($000) $299 Avg Close $33.01 Range $30.28 - $34.76

Q1 2015

Shares 13,000 Value ($000) $484 Avg Close $32.16 Range $29.30 - $33.98

Q4 2014

Shares 1,100 Value ($000) $39 Avg Close $28.50 Range $24.29 - $31.84

Q4 2013

Shares 1,500 Value ($000) $35 Avg Close $19.65 Range $17.97 - $20.65

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,844	$251	$147.03	$135.03 - $161.75
Q3 2024	1,174	$266	$217.57	$201.61 - $236.21
Q1 2024	911	$233	$231.59	$207.20 - $253.28
Q1 2023	24,494	$4,774	$189.24	$170.92 - $206.90
Q4 2022	26,045	$4,651	$168.86	$141.89 - $189.58
Q3 2022	26,166	$4,084	$164.20	$145.56 - $180.72
Q2 2022	27,930	$4,401	$160.53	$147.46 - $172.65
Q1 2022	22,874	$4,092	$174.21	$155.37 - $198.47
Q4 2020	4,486	$591	$123.09	$109.89 - $137.99
Q4 2019	175	$25	$122.84	$109.01 - $134.79
Q1 2019	404	$39	$82.18	$69.95 - $91.59
Q4 2018	1,970	$160	$79.03	$68.34 - $88.97
Q3 2018	1,160	$103	$79.14	$73.20 - $82.94
Q2 2018	1,160	$94	$70.65	$61.49 - $78.46
Q1 2018	1,280	$90	$66.43	$60.80 - $69.76
Q4 2017	1,280	$89	$62.44	$59.44 - $64.82
Q3 2017	1,390	$92	$56.63	$53.08 - $60.54
Q2 2017	1,590	$99	$53.99	$50.30 - $59.95
Q1 2017	1,390	$80	$50.65	$45.39 - $54.98
Q4 2015	5,720	$240	$38.66	$35.55 - $41.63
Q3 2015	9,610	$393	$33.56	$29.23 - $37.25
Q2 2015	8,720	$299	$33.01	$30.28 - $34.76
Q1 2015	13,000	$484	$32.16	$29.30 - $33.98
Q4 2014	1,100	$39	$28.50	$24.29 - $31.84
Q4 2013	1,500	$35	$19.65	$17.97 - $20.65