GROUP ONE TRADING, L.P. - SPOK HLDGS INC ownership

SPOK HLDGS INC's ticker is SPOK and the CUSIP is 84863T106. A total of 109 filers reported holding SPOK HLDGS INC in Q1 2020. The put-call ratio across all filers is 90.00 and the average weighting 0.1%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of SPOK HLDGS INC
ValueSharesWeighting
Q2 2024$12,811
-58.4%
865
-55.2%
0.00%
Q1 2024$30,784
+33.6%
1,930
+29.7%
0.00%
Q4 2023$23,034
-44.6%
1,488
-52.4%
0.00%
Q2 2023$41,571
-82.5%
3,128
-86.7%
0.00%
-100.0%
Q1 2023$237,478
+106.1%
23,443
+66.6%
0.00%
Q4 2022$115,241
-45.4%
14,071
-37.8%
0.00%
Q4 2021$211,000
+1010.5%
22,620
+1090.5%
0.00%
Q3 2021$19,000
+35.7%
1,900
+26.7%
0.00%
Q2 2021$14,000
-12.5%
1,5000.0%0.00%
Q1 2021$16,000
+45.5%
1,500
+50.0%
0.00%
Q1 2020$11,000
-8.3%
1,0000.0%0.00%
Q4 2019$12,0000.0%1,0000.0%0.00%
Q3 2019$12,000
-20.0%
1,0000.0%0.00%
Q2 2019$15,0001,0000.00%
Other shareholders
SPOK HLDGS INC shareholders Q1 2020
NameSharesValueWeighting ↓
Prism Advisors, Inc. 154,171$2,413,0001.33%
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. 908,091$14,212,0001.23%
Foundry Partners, LLC 285,945$4,475,0000.19%
Unison Advisors LLC 14,226$223,0000.16%
Tibra Equities Europe Ltd 20,789$325,0000.14%
Numeric Investors LLC 727,668$11,388,0000.08%
Alambic Investment Management, L.P. 34,700$543,0000.06%
Tower Research Capital LLC (TRC) 21,513$337,0000.04%
Stone Ridge Asset Management LLC 40,384$632,0000.04%
BRIDGEWAY CAPITAL MANAGEMENT, LLC 229,964$3,599,0000.04%
View complete list of SPOK HLDGS INC shareholders