Who are Spok Holdings, Inc.'s major customers?

Spok Holdings, Inc. (SPOK) key customers include: eGain Corporation, eGain Corporation. View the full customer network at chainsifter.com/chain/SPOK.

What sector is Spok Holdings, Inc. in?

Spok Holdings, Inc. (SPOK) operates in the general sector. ChainSifter tracks its verified supply chain relationships including suppliers, customers, and strategic partners.

SPOK Supply Chain: Spok Holdings, Inc. Suppliers & Customers

0Suppliers

2Customers

2Debt Items

12Related Chains

Spok Holdings, Inc. Suppliers

No suppliers on recordSpok Holdings, Inc. has not yet been matched to upstream suppliers in our database, or is still being processed.

Spok Holdings, Inc. Customers

Ticker	Name	Confidence	Evidence
EGAN	eGain Corporation	72%	vice. As a result, many one-way and two-way messaging subscribers can readily switch to cellular, personal communications service and other mobile telephone services. The decrease in prices and incre…
EGAN	eGain Corporation	72%	Reciprocal relationship from EGAN graph: Reciprocal relationship from SPOK graph: Reciprocal relationship from EGAN graph: Reciprocal relationship from SPOK graph: vice. As a result, many one-way and…

Spok Holdings, Inc. Debt Obligations

Instrument	Description	Confidence	Evidence
SPOK-DEBT	Debt stack $6.2M	90%	Market cache reports total debt of $6.2M.
SPOK-DEBT-12708	Warrants outstanding: 0.1	90%	xbrl warrant detail from xbrl 2021-09-02.

Spok Holdings, Inc. Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for Spok Holdings, Inc..

Spok Holdings, Inc. Ownership

Holder	Name	Confidence	Evidence
SPOK-OWNER-VANGUARD-CAPITAL-MANAGEMENT-LLC	VANGUARD CAPITAL MANAGEMENT LLC	90%	13F overlay lists VANGUARD CAPITAL MANAGEMENT LLC as top holder; 139 tracked holders.

Spok Holdings, Inc. Extended Supply Chain Network

Ticker	Name	Chain Index	Hops	Relationship Types
NICE	NICE Ltd.	100.00	2
TELNYX	TELNYX	50.00	2
ORCL-PD	ORACLE CORP	50.00	2
HSIC	Henry Schein, Inc.	50.00	2
HCAT	Health Catalyst, Inc.	38.88	1	['receiving']
KORE	KORE Group Holdings, Inc.	38.88	1	['receiving']
OPRX	OptimizeRx Corporation	38.88	1	['receiving']
WEAV	Weave Communications, Inc.	38.88	1	['receiving']
EGAN	eGain Corporation	38.88	1	['customer']
CCSI	Consensus Cloud Solutions, Inc.	38.88	1	['receiving']
ZD	Ziff Davis, Inc.	14.78	2
AON	Aon plc	14.78	2

Spok Holdings, Inc. Supply Chain