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MARTINGALE ASSET MANAGEMENT L P

Position in SPOK — Spok Holdings, Inc

CIK 936944 BOSTON, MA

Position in SPOK

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$267,171
+$16,199 QoQ
Shares Held
26,091
+13.3% QoQ
Ownership
0.125%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#52
of 132 holders
Holding Since
Mar 2020
15 quarters on record
Voting authority Sole 34% Shared 0% None 66%

Common Shares in SPOK Over Time

Shares Held

Position Value (USD)

Position in Health Information Services

Healthcare · as of Jun 30, 2026

MARTINGALE ASSET MANAGEMENT L P holds $6,519,705 across 6 Health Information Services names. SPOK ranks #5 (4.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 SPOK
Spok Holdings, Inc
This page
26,091 $267,171

All Filings in SPOK

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15 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $267,171 26,091
2026-03-31 $250,972 23,025
2025-12-31 $312,523 23,694
2025-09-30 $567,111 32,876
2025-06-30 $440,974 24,942
2025-03-31 $320,843 19,516
2024-12-31 $309,925 19,310
2024-09-30 $288,685 19,169
2024-06-30 $249,799 16,867
2024-03-31 $262,648 16,467
2023-12-31 $234,011 15,117
2023-09-30 $210,011 14,717
2020-09-30 $446,114 46,910
2020-06-30 $1,028,593 110,010
2020-03-31 $1,176,006 110,010