SEC Form 4 · Updated Daily

CDW

— CDW CORPORATION Ownership

Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.

Financials Ownership

Current Reporting Owners

Owner	Role	Shares Owned	As Of	Last Activity
MENCOFF SAMUEL M	Director	13,104,898	2015-08-18	S
Madison Dearborn Capital Partners V - A L P	10%+ Owner	13,104,898	2015-08-18	S
MADISON DEARBORN PARTNERS LLC	10%+ Owner	13,104,898	2015-08-18	S
Madison Dearborn Capital Partners V - C L P	10%+ Owner	13,104,898	2015-08-18	S
MADISON DEARBORN CAPITAL PARTNERS V EXECUTIVE-A L P	10%+ Owner	13,104,898	2015-08-18	S
MADISON DEARBORN PARTNERS V-A&C, L.P.	10%+ Owner	13,104,898	2015-08-18	S
MDCP Co-Investors (CDW) LP	10%+ Owner	13,104,898	2015-08-18	S
SALEM PAUL J	Director	11,586,692	2015-08-18	S
Providence Equity GP VI L.P.	10%+ Owner	11,586,692	2015-08-18	S
Providence Equity Partners VI- A L P	10%+ Owner	11,586,692	2015-08-18	S
PEP CO-INVESTORS (CDW) L.P.	10%+ Owner	11,586,692	2015-08-18	S
Providence Equity Partners VI L.L.C.	10%+ Owner	11,586,692	2015-08-18	S
NELSON JONATHAN M	10%+ Owner	11,586,692	2015-08-18	S
Providence Equity Partners VI L P	10%+ Owner	11,586,692	2015-08-18	S
Richards Thomas E	Director	597,732.55	2019-12-17	M
LEAHY CHRISTINE A	Director · Officer	194,480.41	2026-09-10	A
ECKROTE DOUGLAS E	Officer	141,532.79	2020-05-11	S
CREAMER GLENN M	Director	139,963	2016-06-15	J
ROTHER CHRISTINA V.	Officer	105,643.51	2020-02-10	A
SEGGERMAN VIRGINIA L	Officer	102,097	2013-06-26	—
STEVENS JONATHAN J	Officer	85,087.68	2020-02-10	A
Berger Dennis G	Officer	80,003.64	2018-02-14	A
CORLEY CHRISTINA M	Director	75,294.09	2024-09-10	A
ZIEGLER ANN ELIZABETH	Director	74,977.35	2017-11-02	M
TROKA MATTHEW A.	Officer	69,457.87	2020-05-13	M
NELMS DAVID W	Director	51,820.61	2026-10-01	A
MIRALLES ALBERT JOSEPH JR	Officer	47,643.8	2026-09-10	A
KULEVICH FREDERICK J.	Officer	44,824.73	2026-09-10	A
CONNELLY ELIZABETH H.	Director	34,453.34	2026-09-10	A
TAN HANG	Officer	34,179.49	2026-09-10	A
ALLEN BARRY K	Director	33,320.58	2021-03-10	A
KEBO COLLIN B.	Officer	29,710.06	2021-08-16	S
CAMPBELL NEAL J.	Officer	28,664.09	2018-06-15	M
CHERESKIN BENJAMIN D	Director	28,385.6	2021-03-10	A
Chawla Sona	Director	28,152.5	2025-12-10	A
KIRBY ROBERT F.	Officer	27,533.59	2020-02-18	S
BELL JAMES A	Director	26,453.99	2026-09-10	A
Sanderson Katherine Elizabeth	Officer	24,510.71	2026-09-24	F
ZARCONE DONNA F	Director	22,957.81	2026-03-10	A
ALESIO STEVEN W	Director	21,205.75	2021-03-10	A
Kumar Mukesh	Officer	20,722.657	2026-09-10	A
Swedish Joseph	Director	20,443.53	2026-10-01	A
ADDICOTT VIRGINIA C.	Director	18,675.46	2026-09-10	A
CHONG MARK	Officer	17,996.62	2020-02-14	M
FINNEGAN PAUL J	Director	16,305.36	2023-03-10	A
CLARIZIO LYNDA M	Director	15,747.96	2026-09-10	A
BILLHORN JILL M.	Officer	14,929.79	2020-05-11	S
FAIRFIELD NEIL B	Officer	7,799.41	2020-02-10	A
SELATI ROBIN P	Director	7,353	2016-06-15	J
Foxx Anthony R	Director	6,757.9	2026-09-10	A
MEHROTRA SANJAY	Director · Officer	6,391.49	2026-03-10	A
LOCY PETER R	Officer	5,950.6	2026-09-10	A
Jones Marc Ellis	Director	4,533.26	2026-09-10	A
Grier Kelly J	Director	4,068.95	2026-09-10	A
WIESENHAHN CAROLYN	Officer	2,398.39	2023-09-12	A
Mocciaro Ilaria	Officer	1,128.97	2022-03-10	A
Balaji Saranga	Director	504	2026-10-15	A

Recent Filings

Date	Owner	Activity	Shares	Price	Owned After
2026-10-15	Balaji Saranga	—	—	—	0
2026-10-15	Balaji Saranga	Grant / award	504	$0.00	504
2026-10-01	Swedish Joseph	Grant / award	212	$0.00	20,443.53
2026-10-01	NELMS DAVID W	Grant / award	258	$0.00	51,820.61
2026-09-24	Sanderson Katherine Elizabeth	Tax withholding	231.81	$153.74	24,510.71
2026-09-10	BELL JAMES A	Grant / award	95.7	$142.60	26,453.99
2026-09-10	CONNELLY ELIZABETH H.	Grant / award	237.88	$142.60	34,453.34
2026-09-10	Grier Kelly J	Grant / award	7.18	$142.60	4,068.95
2026-09-10	Swedish Joseph	Grant / award	29.13	$142.60	20,231.53
2026-09-10	LEAHY CHRISTINE A	Grant / award	825.3	$142.60	194,480.41
2026-09-10	LOCY PETER R	Grant / award	29.45	$142.60	5,950.6
2026-09-10	MIRALLES ALBERT JOSEPH JR	Grant / award	299.33	$142.60	47,643.8
2026-09-10	Foxx Anthony R	Grant / award	29.71	$142.60	6,757.9
2026-09-10	TAN HANG	Grant / award	212.8	$142.60	34,179.49
2026-09-10	CLARIZIO LYNDA M	Grant / award	7.18	$142.60	15,747.96
2026-09-10	KULEVICH FREDERICK J.	Grant / award	184.67	$142.60	44,824.73
2026-09-10	Sanderson Katherine Elizabeth	Grant / award	243.04	$142.60	24,742.52
2026-09-10	ADDICOTT VIRGINIA C.	Grant / award	82.13	$142.60	18,675.46
2026-09-10	Kumar Mukesh	Grant / award	192.3	$142.60	20,722.657
2026-09-10	NELMS DAVID W	Grant / award	147.59	$142.60	51,562.61
2026-09-10	Jones Marc Ellis	Grant / award	19.93	$142.60	4,533.26
2026-08-17	Kumar Mukesh	Tax withholding	1,147.343	$139.42	20,530.357
2026-08-07	CONNELLY ELIZABETH H.	Option exercise (derivative)	11,795	$0.00	0
2026-08-07	CONNELLY ELIZABETH H.	Open-market sale	26,695	$137.62	34,215.46
2026-08-07	CONNELLY ELIZABETH H.	Option exercise	14,900	$98.21	60,910.46
2026-08-07	CONNELLY ELIZABETH H.	Option exercise	11,795	$95.57	46,010.46
2026-07-01	Swedish Joseph	Grant / award	208	$0.00	20,202.4
2026-07-01	NELMS DAVID W	Grant / award	229	$0.00	51,415.02
2026-06-10	Foxx Anthony R	Grant / award	32.61	$129.30	6,728.19
2026-06-10	CONNELLY ELIZABETH H.	Grant / award	88.41	$129.30	34,215.46
2026-06-10	Sanderson Katherine Elizabeth	Grant / award	65.26	$129.30	24,499.48
2026-06-10	NELMS DAVID W	Grant / award	160.9	$129.30	51,186.02
2026-06-10	Grier Kelly J	Grant / award	7.88	$129.30	4,061.77
2026-06-10	Swedish Joseph	Grant / award	30.95	$129.30	19,994.4
2026-06-10	BELL JAMES A	Grant / award	105.04	$129.30	26,358.29
2026-06-10	MIRALLES ALBERT JOSEPH JR	Grant / award	108.19	$129.30	47,344.47
2026-06-10	KULEVICH FREDERICK J.	Grant / award	65.3	$129.30	44,640.06
2026-06-10	ADDICOTT VIRGINIA C.	Grant / award	90.14	$129.30	18,593.33
2026-06-10	LOCY PETER R	Grant / award	18.56	$129.30	5,921.15
2026-06-10	Kumar Mukesh	Grant / award	105.11	$129.30	21,677.7

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.