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Spok Holdings, Inc

SPOK
Exchange
Nasdaq
Industry
Radiotelephone Communications
SEC CIK
0001289945

In the last 90 days, Spok Holdings, Inc insiders filed 0 open-market purchases and 2 sales; 132 institutions reported holding it in 13F filings for Q2 2026, worth $110.9M in total; no superinvestor holds it.

Q2 2021 vs. Q1 2021

How the institutions holding Spok Holdings, Inc changed between Q1 2021 and Q2 2021.

All holders in Q2 2021All holders in Q1 2021

13F holders of SPOK: Q1 2021 compared with Q2 2021
MeasureQ1 2021Q2 2021Change
Holders102103+1
Shares13.9M13.5M−395.0K (−2.8%)
Value$145.9M$130.0M−$15.9M (−10.9%)

New holders (18)

Institutions that held Spok Holdings, Inc at the end of Q2 2021 but not at the end of Q1 2021.

Institutions new to SPOK in Q2 2021
InstitutionSharesValue% of portfolio
Russell Investments Group, Ltd.280,674$2.70M0.00%
Raymond James & Associates75,550$727.0K0.00%
HRT Financial LP51,516$495.0K0.00%
ExodusPoint Capital Management, LP50,487$486.0K0.01%
Jane Street Group, LLC40,661$391.0K0.00%
Tibra Equities Europe Ltd35,100$338.0K0.10%
PEAK6 Investments LLC24,022$231.0K0.01%
Alpine Global Management, LLC17,644$170.0K0.02%
Marshall Wace, LLP12,953$125.0K0.00%
Franklin Resources Inc12,678$122.0K0.00%
HighVista Strategies LLC12,292$118.0K0.08%
Cubist Systematic Strategies, LLC11,706$113.0K0.00%
Meristem Family Wealth, LLC11,000$106.0K0.02%
Personal Capital Advisors Corp10,443$100.0K0.00%
Professional Financial Advisors, LLC729$7.00K0.00%
Simplex Trading, LLC401$3.00K0.00%
TCI Wealth Advisors, Inc.295$3.00K0.00%
Sageworth Trust Co70$1.00K0.00%

Sold out (17)

Institutions that held Spok Holdings, Inc at the end of Q1 2021 and filed for Q2 2021 without it.