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Of the 12 tracked institutions holding SPOK, 6 have a 3-year clone track record — 5 of them beat the S&P. Average holder's clone alpha: +5.4pt. It's a gauge of who owns the name, not just how many.
Among the 12 tracked institutional investors we monitor, SPOK (SPOK HLDGS INC) is held with a combined value of $55.90M across 4,870,560 shares. The largest holder is BlackRock, Inc. with a position worth $18.27M. 6 funds increased their holdings. 6 funds reduced their position.
Total Institutional Value
$55.90M
Total Shares Held
4,870,560
Institutional Holders
12
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $18.27M | 0.00% | -6.9% |
| 2 | VANGUARD GROUP INC | $16.21M | 0.00% | +6.4% |
| 3 | RENAISSANCE TECHNOLOGIES LLC | $13.75M | 0.02% | +1.2% |
| 4 | STATE STREET CORP | $5.03M | 0.00% | +3.3% |
| 5 | Point72 Asset Management, L.P. | $976.93K | 0.00% | +378.6% |
| 6 | AQR CAPITAL MANAGEMENT LLC | $470.14K | 0.00% | +163.5% |
| 7 | MILLENNIUM MANAGEMENT LLC | $404.99K | 0.00% | -70.5% |
| 8 | CITADEL ADVISORS LLC | $193.75K | 0.00% | -64.2% |
| 9 | FMR LLC | $163.82K | 0.00% | -88.2% |
| 10 | PRICE T ROWE ASSOCIATES INC /MD/ | $162.00K | 0.00% | +37.7% |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of SPOK with a position worth $18.27M, representing 0.00% of their portfolio. In total, 12 institutional investors hold SPOK with a combined value of $55.90M.
Institutional investors hold $55.90M worth of SPOK stock across 12 positions. The largest institutional holder is BlackRock, Inc. with $18.27M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For SPOK, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their SPOK positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$10.88
2026-07-27
YTD
-11.5%
9% of 52-week range
