Walleye Trading LLC - SPOK HLDGS INC ownership

SPOK HLDGS INC's ticker is SPOK and the CUSIP is 84863T106. A total of 72 filers reported holding SPOK HLDGS INC in Q4 2021. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
Walleye Trading LLC ownership history of SPOK HLDGS INC
ValueSharesWeighting
Q3 2021$167,000
+695.2%
16,295
+1381.4%
0.00%
Q2 2016$21,000
-70.8%
1,100
-73.2%
0.00%
-100.0%
Q1 2016$72,000
+227.3%
4,100
+241.7%
0.00%
Q4 2015$22,0001,2000.00%
Other shareholders
SPOK HLDGS INC shareholders Q4 2021
NameSharesValueWeighting ↓
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. 771,225$13,504,0001.64%
Alambic Investment Management, L.P. 114,080$1,998,0000.65%
Piermont Capital Management Inc. 108,829$1,906,0000.61%
O'SHAUGHNESSY ASSET MANAGEMENT, LLC 401,319$7,011,0000.18%
Foundry Partners, LLC 85,589$1,499,0000.15%
GLOBEFLEX CAPITAL L P 20,935$367,0000.10%
Numeric Investors LLC 477,946$8,369,0000.09%
MENTA CAPITAL LLC 31,093$544,0000.07%
BRIDGEWAY CAPITAL MANAGEMENT, LLC 229,964$4,027,0000.07%
RBF Capital, LLC 20,000$350,0000.07%
View complete list of SPOK HLDGS INC shareholders