Spok Ownership | Who Owns Spok?
Spok Ownership Summary
Spok is owned by 52.33% institutional investors, 2.26% insiders, and 45.41% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 8.13% of SPOK shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.94% of its assets in Spok shares.
SPOK Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Spok | 52.33% | 2.26% | 45.41% |
| Sector | Healthcare Stocks | 245.07% | 12.10% | -157.17% |
| Industry | Healthcare Information Services Stocks | 53.38% | 12.65% | 33.97% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 1.68M | 8.13% | $18.27M |
| Blackrock | 1.43M | 7.07% | $21.13M |
| Renaissance | 1.26M | 6.12% | $13.75M |
| Vanguard group | 1.23M | 5.98% | $16.21M |
| Dimensional fund advisors lp | 715.87K | 3.47% | $7.80M |
| Geode capital management | 545.72K | 2.65% | $5.95M |
| State street | 461.79K | 2.24% | $5.03M |
| Hightower advisors | 381.81K | 1.85% | $4.16M |
| Foundry partners | 362.04K | 1.79% | $5.81M |
| Goldman sachs group | 219.58K | 1.07% | $2.39M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Foundry partners | 362.04K | 0.29% | $5.81M |
| Uniplan investment counsel | 209.60K | 0.23% | $2.28M |
| Significant wealth partners | 16.68K | 0.22% | $181.84K |
| Inspire investing | 60.70K | 0.10% | $1.05M |
| North star investment management | 122.00K | 0.08% | $1.33M |
| Numerai gp | 69.02K | 0.08% | $752.27K |
| Keebeck wealth management | 50.00K | 0.06% | $545.00K |
| Fidelis capital partners | 75.00K | 0.06% | $817.51K |
| Gsa capital partners llp | 85.82K | 0.06% | $935.00K |
| Csm advisors | 213.13K | 0.06% | $2.32M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Vanguard fiduciary trust | 129.25K | 0.00% | 129.25K |
| United capital financial advisers | 104.72K | 0.01% | 104.72K |
| Fidelis capital partners | 75.00K | 0.06% | 75.00K |
| Vanguard group | 1.23M | 0.00% | 74.45K |
| Jane street group | 86.52K | 0.00% | 72.76K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Kingstone capital partners texas | - | - | -11.18M |
| Acadian asset management | - | - | -322.04K |
| Fuller & thaler asset management | - | - | -171.48K |
| Prelude capital management | - | - | -148.19K |
| Goldman sachs group | 219.58K | 0.00% | -142.89K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Vanguard fiduciary trust | 129.25K | 0.00% | 129.25K | $1.41M |
| United capital financial advisers | 104.72K | 0.01% | 104.72K | $1.14M |
| Fidelis capital partners | 75.00K | 0.06% | 75.00K | $817.51K |
| Numerai gp | 69.02K | 0.08% | 69.02K | $752.27K |
| Bridgeway capital management | 26.60K | 0.01% | 26.60K | $289.94K |
Sold Out
| Holder | Change |
|---|---|
| Gradient investments | -1.00 |
| Comerica bank | -2.00 |
| Nelson, van denburg & campbell wealth management group | -3.00 |
| Innealta capital | -13.00 |
| Wealth preservation advisors | -13.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 136 | -2.16% | 10,903,280 | 3.94% | 52 | 2.05% | 83 | 20.29% | 38 | -28.30% |
| Mar 31, 2026 | 133 | -1.48% | 10,461,328 | -5.27% | 50 | 1.76% | 66 | 11.86% | 50 | -10.71% |
| Dec 31, 2025 | 54 | -62.50% | 5,961,850 | -47.97% | 29 | 0.93% | 13 | -84.34% | 29 | -17.14% |
| Sep 30, 2025 | 65 | -49.22% | 6,056,369 | -71.64% | 29 | 0.27% | 33 | -54.79% | 13 | -59.38% |
| Jun 30, 2025 | 134 | 4.69% | 22,171,944 | 110.04% | 108 | 4.05% | 76 | 16.92% | 35 | -10.26% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 615.12K | 2.94% | - |
| Vanguard MStar Total Stk Mkt Idx Invest | 615.12K | 2.94% | - |
| Vanguard Morn Total Stk Mkt Idx Investor | 615.12K | 2.94% | - |
| Vanguard US Total Market Shares ETF | 539.24K | 2.64% | - |
| Foundry Partners Micro Cap Value | 531.25K | 2.58% | - |
| iShares Russell 2000 ETF | 494.54K | 2.36% | -8.74K |
| CS McKee Micro Cap Value | 341.95K | 1.64% | - |
| Vanguard Institutional Extnd Mkt Idx Tr | 238.04K | 1.14% | - |
| Fidelity Small Cap Index | 221.97K | 1.06% | 2.09K |
| iShares Russell 2000 Value ETF | 212.49K | 1.02% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 10, 2026 | COURNOYER CHRISTINE | - | Sell | - |
| Aug 10, 2026 | COURNOYER CHRISTINE | - | Sell | $93.87K |
| Aug 10, 2026 | Woods-Keisling Sharon | Corporate Secretary, Treasurer | Sell | $225.94K |
| Aug 10, 2026 | Woods-Keisling Sharon | Corporate Secretary, Treasurer | Sell | - |
| Jun 16, 2026 | Stein Todd J | - | Buy | - |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q3 | - | 4 |
| 2026 Q2 | 6 | 2 |
| 2026 Q1 | - | - |
| 2025 Q4 | - | - |
| 2025 Q3 | - | 46 |
SPOK Ownership FAQ
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