NISA INVESTMENT ADVISORS, 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
NISA INVESTMENT ADVISORS, LLC ownership history of SPOK HLDGS INC
ValueSharesWeighting
Q3 2023$71,564
+181.9%
5,015
+162.6%
0.00%
Q2 2023$25,384
+130.8%
1,910
+73.6%
0.00%
Q3 2021$11,0000.0%1,1000.0%0.00%
Q2 2021$11,000
-8.3%
1,1000.0%0.00%
Q1 2021$12,0000.0%1,1000.0%0.00%
Q4 2020$12,000
-70.0%
1,100
-74.1%
0.00%
Q3 2020$40,000
-40.3%
4,250
-22.0%
0.00%
-100.0%
Q4 2019$67,000
-2.9%
5,450
-6.0%
0.00%0.0%
Q3 2019$69,000
-20.7%
5,8000.0%0.00%0.0%
Q2 2019$87,000
+10.1%
5,8000.0%0.00%0.0%
Q1 2019$79,000
+2.6%
5,8000.0%0.00%0.0%
Q4 2018$77,000
-13.5%
5,8000.0%0.00%0.0%
Q3 2018$89,000
+2.3%
5,8000.0%0.00%0.0%
Q2 2018$87,000
-16.3%
5,800
-13.4%
0.00%0.0%
Q1 2018$104,000
-1.0%
6,7000.0%0.00%0.0%
Q4 2017$105,000
+1.9%
6,7000.0%0.00%0.0%
Q3 2017$103,000
-12.0%
6,7000.0%0.00%0.0%
Q2 2017$117,000
-7.9%
6,7000.0%0.00%
-50.0%
Q1 2017$127,000
-8.6%
6,7000.0%0.00%0.0%
Q4 2016$139,000
+16.8%
6,7000.0%0.00%0.0%
Q3 2016$119,000
-7.0%
6,7000.0%0.00%0.0%
Q2 2016$128,000
+9.4%
6,7000.0%0.00%0.0%
Q1 2016$117,0006,7000.00%
Other shareholders
SPOK HLDGS INC shareholders Q4 2021
NameSharesValueWeighting ↓
Prosight Management, LP 65,000$497,0000.27%
Foundry Partners, LLC 521,240$3,982,0000.25%
Granite Point Capital Management, L.P. 75,000$573,0000.23%
Formidable Asset Management, LLC 71,560$547,0000.13%
PRELUDE CAPITAL MANAGEMENT, LLC 126,244$965,0000.04%
BRIDGEWAY CAPITAL MANAGEMENT, LLC 137,916$1,054,0000.03%
Man Group plc 723,925$5,531,0000.03%
KENNEDY CAPITAL MANAGEMENT LLC 116,792$892,0000.03%
Tidal Investments LLC 71,560$547,0000.02%
Professional Financial Advisors, LLC 3,817$29,0000.02%
View complete list of SPOK HLDGS INC shareholders