Type / Class
Equity / Common Stock, par value $0.0001 per share
Shares outstanding
20.6M
Number of holders
117
Total 13F shares, excl. options
16.4M
Shares change
-165K
Total reported value, excl. options
$276M
Value change
-$2.88M
Put/Call ratio
0.18
Number of buys
48
Number of sells
-49
Price
$16.84

Significant Holders of Spok Holdings, Inc - Common Stock, par value $0.0001 per share (SPOK) as of Q2 2015

124 filings reported holding SPOK - Spok Holdings, Inc - Common Stock, par value $0.0001 per share as of Q2 2015.
Spok Holdings, Inc - Common Stock, par value $0.0001 per share (SPOK) has 117 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 16.4M shares of 20.6M outstanding shares and own 79.59% of the company stock.
Largest 10 shareholders include BlackRock Fund Advisors (2.14M shares), VANGUARD GROUP INC (1.8M shares), RENAISSANCE TECHNOLOGIES LLC (1.75M shares), DIMENSIONAL FUND ADVISORS LP (1.15M shares), BlackRock Institutional Trust Company, N.A. (771K shares), LSV ASSET MANAGEMENT (736K shares), WELLINGTON MANAGEMENT GROUP LLP (674K shares), PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. (581K shares), STATE STREET CORP (523K shares), and NUMERIC INVESTORS LLC (490K shares).
This table shows the top 117 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
Investor Option Weight % Change % Value $ * Price $ Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.