CDW CORP

Ticker: CDW CUSIP: 12514G108 Class: COM

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2025

Shares 82,520 Value ($000) $11,239 Avg Close $147.03 Range $135.03 - $161.75

Q3 2025

Shares 93,542 Value ($000) $14,899 Avg Close $168.81 Range $155.96 - $182.41

Q2 2025

Shares 88,305 Value ($000) $15,770 Avg Close $168.13 Range $135.72 - $190.08

Q1 2025

Shares 91,597 Value ($000) $14,679 Avg Close $179.25 Range $156.93 - $219.61

Q4 2024

Shares 74,529 Value ($000) $12,971 Avg Close $190.95 Range $168.14 - $222.64

Q3 2024

Shares 82,382 Value ($000) $18,643 Avg Close $217.57 Range $201.61 - $236.21

Q2 2024

Shares 97,954 Value ($000) $21,926 Avg Close $226.70 Range $208.03 - $257.18

Q1 2024

Shares 78,102 Value ($000) $19,977 Avg Close $231.59 Range $207.20 - $253.28

Q4 2023

Shares 81,795 Value ($000) $18,594 Avg Close $206.08 Range $179.72 - $223.46

Q3 2023

Shares 112,038 Value ($000) $22,605 Avg Close $193.29 Range $174.69 - $209.50

Q2 2023

Shares 158,294 Value ($000) $29,047 Avg Close $168.84 Range $155.05 - $188.65

Q1 2023

Shares 270,981 Value ($000) $52,811 Avg Close $189.24 Range $170.92 - $206.90

Q4 2022

Shares 268,791 Value ($000) $48,001 Avg Close $168.86 Range $141.89 - $189.58

Q3 2022

Shares 279,945 Value ($000) $43,694 Avg Close $164.20 Range $145.56 - $180.72

Q2 2022

Shares 419,713 Value ($000) $66,130 Avg Close $160.53 Range $147.46 - $172.65

Q1 2022

Shares 427,900 Value ($000) $76,547 Avg Close $174.21 Range $155.37 - $198.47

Q4 2021

Shares 518,799 Value ($000) $106,240 Avg Close $180.53 Range $163.37 - $197.48

Q3 2021

Shares 526,403 Value ($000) $95,816 Avg Close $178.95 Range $162.18 - $193.32

Q2 2021

Shares 528,757 Value ($000) $92,347 Avg Close $162.84 Range $153.52 - $174.30

Q1 2021

Shares 517,446 Value ($000) $85,767 Avg Close $140.79 Range $118.17 - $159.55

Q4 2020

Shares 420,887 Value ($000) $55,469 Avg Close $123.09 Range $109.89 - $137.99

Q3 2020

Shares 311,606 Value ($000) $37,246 Avg Close $107.20 Range $99.42 - $114.46

Q2 2020

Shares 136,756 Value ($000) $15,888 Avg Close $101.20 Range $80.00 - $120.94

Q1 2020

Shares 126,136 Value ($000) $11,765 Avg Close $114.00 Range $68.44 - $135.85

Q4 2019

Shares 135,554 Value ($000) $19,363 Avg Close $122.84 Range $109.01 - $134.79

Q1 2019

Shares 60,624 Value ($000) $5,842 Avg Close $82.18 Range $69.95 - $91.59

Q4 2018

Shares 157,009 Value ($000) $12,726 Avg Close $79.03 Range $68.34 - $88.97

Q3 2018

Shares 165,829 Value ($000) $14,746 Avg Close $79.14 Range $73.20 - $82.94

Q2 2018

Shares 177,397 Value ($000) $14,332 Avg Close $70.65 Range $61.49 - $78.46

Q1 2018

Shares 178,425 Value ($000) $12,545 Avg Close $66.43 Range $60.80 - $69.76

Q4 2017

Shares 162,967 Value ($000) $11,325 Avg Close $62.44 Range $59.44 - $64.82

Q3 2017

Shares 131,466 Value ($000) $8,677 Avg Close $56.63 Range $53.08 - $60.54

Q2 2017

Shares 126,256 Value ($000) $7,895 Avg Close $53.99 Range $50.30 - $59.95

Q1 2017

Shares 98,826 Value ($000) $5,703 Avg Close $50.65 Range $45.39 - $54.98

Q4 2016

Shares 89,042 Value ($000) $4,638 Avg Close $43.76 Range $39.11 - $49.86

Q3 2016

Shares 104,170 Value ($000) $4,764 Avg Close $39.25 Range $35.02 - $42.57

Q2 2016

Shares 108,070 Value ($000) $4,331 Avg Close $37.03 Range $33.71 - $38.50

Q1 2016

Shares 96,680 Value ($000) $4,012 Avg Close $34.71 Range $27.03 - $37.36

Q4 2015

Shares 97,830 Value ($000) $4,113 Avg Close $38.66 Range $35.55 - $41.63

Q3 2015

Shares 98,420 Value ($000) $4,021 Avg Close $33.56 Range $29.23 - $37.25

Q2 2015

Shares 101,220 Value ($000) $3,470 Avg Close $33.01 Range $30.28 - $34.76

Q1 2015

Shares 65,970 Value ($000) $2,457 Avg Close $32.16 Range $29.30 - $33.98

Q4 2014

Shares 67,770 Value ($000) $2,383 Avg Close $28.50 Range $24.29 - $31.84

Q3 2014

Shares 63,910 Value ($000) $1,984 Avg Close $27.82 Range $26.48 - $29.76

Q2 2014

Shares 63,480 Value ($000) $2,024 Avg Close $25.78 Range $23.45 - $28.50

Q1 2014

Shares 18,940 Value ($000) $520 Avg Close $21.69 Range $19.92 - $24.17

Q4 2013

Shares 19,020 Value ($000) $444 Avg Close $19.65 Range $17.97 - $20.65

Q3 2013

Shares 21,910 Value ($000) $500 Avg Close $19.33 Range $15.97 - $21.44

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	82,520	$11,239	$147.03	$135.03 - $161.75
Q3 2025	93,542	$14,899	$168.81	$155.96 - $182.41
Q2 2025	88,305	$15,770	$168.13	$135.72 - $190.08
Q1 2025	91,597	$14,679	$179.25	$156.93 - $219.61
Q4 2024	74,529	$12,971	$190.95	$168.14 - $222.64
Q3 2024	82,382	$18,643	$217.57	$201.61 - $236.21
Q2 2024	97,954	$21,926	$226.70	$208.03 - $257.18
Q1 2024	78,102	$19,977	$231.59	$207.20 - $253.28
Q4 2023	81,795	$18,594	$206.08	$179.72 - $223.46
Q3 2023	112,038	$22,605	$193.29	$174.69 - $209.50
Q2 2023	158,294	$29,047	$168.84	$155.05 - $188.65
Q1 2023	270,981	$52,811	$189.24	$170.92 - $206.90
Q4 2022	268,791	$48,001	$168.86	$141.89 - $189.58
Q3 2022	279,945	$43,694	$164.20	$145.56 - $180.72
Q2 2022	419,713	$66,130	$160.53	$147.46 - $172.65
Q1 2022	427,900	$76,547	$174.21	$155.37 - $198.47
Q4 2021	518,799	$106,240	$180.53	$163.37 - $197.48
Q3 2021	526,403	$95,816	$178.95	$162.18 - $193.32
Q2 2021	528,757	$92,347	$162.84	$153.52 - $174.30
Q1 2021	517,446	$85,767	$140.79	$118.17 - $159.55
Q4 2020	420,887	$55,469	$123.09	$109.89 - $137.99
Q3 2020	311,606	$37,246	$107.20	$99.42 - $114.46
Q2 2020	136,756	$15,888	$101.20	$80.00 - $120.94
Q1 2020	126,136	$11,765	$114.00	$68.44 - $135.85
Q4 2019	135,554	$19,363	$122.84	$109.01 - $134.79
Q1 2019	60,624	$5,842	$82.18	$69.95 - $91.59
Q4 2018	157,009	$12,726	$79.03	$68.34 - $88.97
Q3 2018	165,829	$14,746	$79.14	$73.20 - $82.94
Q2 2018	177,397	$14,332	$70.65	$61.49 - $78.46
Q1 2018	178,425	$12,545	$66.43	$60.80 - $69.76
Q4 2017	162,967	$11,325	$62.44	$59.44 - $64.82
Q3 2017	131,466	$8,677	$56.63	$53.08 - $60.54
Q2 2017	126,256	$7,895	$53.99	$50.30 - $59.95
Q1 2017	98,826	$5,703	$50.65	$45.39 - $54.98
Q4 2016	89,042	$4,638	$43.76	$39.11 - $49.86
Q3 2016	104,170	$4,764	$39.25	$35.02 - $42.57
Q2 2016	108,070	$4,331	$37.03	$33.71 - $38.50
Q1 2016	96,680	$4,012	$34.71	$27.03 - $37.36
Q4 2015	97,830	$4,113	$38.66	$35.55 - $41.63
Q3 2015	98,420	$4,021	$33.56	$29.23 - $37.25
Q2 2015	101,220	$3,470	$33.01	$30.28 - $34.76
Q1 2015	65,970	$2,457	$32.16	$29.30 - $33.98
Q4 2014	67,770	$2,383	$28.50	$24.29 - $31.84
Q3 2014	63,910	$1,984	$27.82	$26.48 - $29.76
Q2 2014	63,480	$2,024	$25.78	$23.45 - $28.50
Q1 2014	18,940	$520	$21.69	$19.92 - $24.17
Q4 2013	19,020	$444	$19.65	$17.97 - $20.65
Q3 2013	21,910	$500	$19.33	$15.97 - $21.44