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 2025 vs. Q1 2025
How the institutions holding Spok Holdings, Inc changed between Q1 2025 and Q2 2025.
All holders in Q2 2025All holders in Q1 2025
| Measure | Q1 2025 | Of which not filed for Q2 2025 | Q2 2025 | Change |
|---|---|---|---|---|
| Holders | 125 | 1 | 130 | +6 |
| Shares | 10.6M | 359.9K | 11.0M | +797.1K (+7.8%) |
| Value | $173.5M | $5.92M | $194.4M | +$26.7M (+16.0%) |
1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (24)
Institutions that held Spok Holdings, Inc at the end of Q2 2025 but not at the end of Q1 2025.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| CSM Advisors, LLC | 349,185 | $6.17M | 0.18% |
| Walleye Capital LLC | 30,344 | $536.5K | 0.00% |
| HSBC Holdings PLC | 30,026 | $525.1K | 0.00% |
| Segall Bryant & Hamill, LLC | 25,806 | $456.3K | 0.01% |
| UBS Asset Management Americas Inc | 22,229 | $393.0K | 0.00% |
| Wiley Bros.-Aintree Capital, LLC | 20,000 | $353.6K | 0.00% |
| Magnetar Financial LLC | 18,480 | $326.7K | 0.00% |
| R Squared Ltd | 17,397 | $307.6K | 0.17% |
| Hillsdale Investment Management Inc. | 16,500 | $291.7K | 0.01% |
| D. E. Shaw & Co., Inc. | 14,499 | $256.3K | 0.00% |
| Winton Group Ltd | 14,213 | $251.3K | 0.01% |
| Intech Investment Management LLC | 12,516 | $221.3K | 0.00% |
| Price T Rowe Associates Inc | 10,202 | $181.0K | 0.00% |
| Raymond James Financial Inc | 8,832 | $156.2K | 0.00% |
| Caption Management, LLC | 2,532 | $44.8K | 0.00% |
| RMG Wealth Management LLC | 1,304 | $22.7K | 0.00% |
| Allworth Financial LP | 170 | $3.01K | 0.00% |
| Skopos Labs, Inc. | 74 | $1.31K | 0.00% |
| TD Waterhouse Canada Inc. | 68 | $1.23K | 0.00% |
| Essential Partners LLC | 43 | $760 | 0.00% |
| Fifth Third Bancorp | 25 | $442 | 0.00% |
| Clearstead Advisors, LLC | 16 | $283 | 0.00% |
| Massmutual Trust Co FSB | 16 | $283 | 0.00% |
| Comerica Bank | 2 | $35 | 0.00% |
Sold out (18)
Institutions that held Spok Holdings, Inc at the end of Q1 2025 and filed for Q2 2025 without it.
| Institution | Shares, Q1 2025 | Value, Q1 2025 |
|---|---|---|
| Allspring Global Investments Holdings, LLC | 103,107 | $1.70M |
| Jane Street Group, LLC | 28,394 | $466.8K |
| Gsa Capital Partners LLP | 25,677 | $422.0K |
| Jump Financial, LLC | 16,144 | $265.4K |
| Franklin Resources Inc | 13,464 | $221.3K |
| DekaBank Deutsche Girozentrale | 11,442 | $183.0K |
| EntryPoint Capital, LLC | 10,322 | $169.7K |
| Cambridge Investment Research Advisors, Inc. | 10,297 | $169.0K |
| Corebridge Financial, Inc. | 8,961 | $147.3K |
| SG Americas Securities, LLC | 6,429 | $106.0K |
| California State Teachers Retirement System | 1,325 | $21.8K |
| Darwin Advisors, LLC | 792 | $12.7K |
| Quadrant Capital Group LLC | 522 | $8.58K |
| Point72 Asia (Singapore) Pte. Ltd. | 470 | $7.73K |
| Gen-Wealth Partners Inc | 270 | $4.44K |
| Point72 (DIFC) Ltd | 204 | $3.35K |
| Coldstream Capital Management Inc | 89 | $1.46K |
| CoreCap Advisors, LLC | 15 | $247 |
Not filed for Q2 2025 yet (1)
Institutions that held Spok Holdings, Inc at the end of Q1 2025 and haven't filed a 13F for Q2 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q1 2025 | Value, Q1 2025 |
|---|---|---|
| Foundry Partners, LLC | 359,925 | $5.92M |