Alexander R. Slusky - 07 Jun 2021 Form 4 Insider Report for Cambium Networks Corp (CMBM)

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CMBM	Ordinary Shares	Sale	$92,160,000	-2,000,000	-13%	$46.08^*	12,904,754	07 Jun 2021	See footnotes	F1, F5
holding	CMBM	Ordinary Shares						1,482,000	07 Jun 2021	See footnotes	F2, F5
holding	CMBM	Ordinary Shares						18,000	07 Jun 2021	See footnotes	F3, F5
holding	CMBM	Ordinary Shares						105,000	07 Jun 2021	See footnotes	F4, F5

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Id	Content
F1	These Ordinary Shares are held directly by Vector Cambium Holdings (Cayman), L.P. ("VCH").
F2	These Ordinary Shares are directly owned by Vector Capital IV, L.P. ("VC IV").
F3	These Ordinary Shares are directly owned by Vector Entrepreneur Fund III, LP ("VEF III").
F4	These Ordinary Shares are directly owned by Vector Capital Partners IV, L.P. ("VCP IV").
F5	VCP IV is the general partner of VCH and VC IV. Vector Capital Partners III, L.P. ("VCP III") is the general partner of VEF III. Vector Capital, Ltd. and Vector Capital, L.L.C. are the general partners of each of VCP IV and VCP III. The board of directors of Vector Capital, Ltd. has the exclusive power and authority to vote, or to direct to vote, and to dispose, or to direct the disposition of, the Ordinary Shares held by each of VCH, VC IV and VEF III and therefore holds indirect voting and dispositive power over the Ordinary Shares held by each of VCH, VC IV and VEF III and may be deemed to be the beneficial owner of such Ordinary Shares. The Reporting Person is the Chief Investment Officer of Vector Capital Management, L.P., and disclaims beneficial ownership of such Ordinary Shares in excess of his pecuniary interest in such Ordinary Shares.