Spark Investment Management LLC - RADISYS CORP ownership

RADISYS CORP's ticker is RSYS and the CUSIP is 750459109. A total of 66 filers reported holding RADISYS CORP in Q4 2017. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
Spark Investment Management LLC ownership history of RADISYS CORP
ValueSharesWeighting
Q3 2018$341,000
+3000.0%
209,800
+1740.4%
0.02%
+1900.0%
Q4 2017$11,000
-21.4%
11,400
+8.6%
0.00%0.0%
Q3 2017$14,000
-89.5%
10,500
-70.4%
0.00%
-87.5%
Q2 2017$133,000
-58.0%
35,500
-55.3%
0.01%
-60.0%
Q1 2017$317,000
-29.1%
79,400
-21.5%
0.02%
-45.9%
Q4 2016$447,000
-44.1%
101,100
-32.4%
0.04%
-43.1%
Q3 2016$799,000
+19.4%
149,5000.0%0.06%
+3.2%
Q2 2016$669,000
+57.8%
149,500
+39.1%
0.06%
+46.5%
Q1 2016$424,000
+296.3%
107,500
+176.3%
0.04%
+207.1%
Q4 2015$107,000
+40.8%
38,900
+36.5%
0.01%
+40.0%
Q3 2015$76,000
+181.5%
28,500
+166.4%
0.01%
+150.0%
Q2 2015$27,00010,7000.00%
Other shareholders
RADISYS CORP shareholders Q4 2017
NameSharesValueWeighting ↓
Pacific Ridge Capital Partners, LLC 1,705,981$6,414,0001.88%
S Squared Technology, LLC 413,402$1,554,0001.33%
Millrace Asset Group, Inc. 283,565$1,066,0001.01%
PARADIGM CAPITAL MANAGEMENT INC/NY 2,940,445$11,056,0000.99%
Herald Investment Management Ltd 605,500$2,270,0000.78%
HEARTLAND ADVISORS INC 2,993,325$11,255,0000.72%
Trellus Management Company, LLC 75,000$282,0000.41%
Malaga Cove Capital, LLC 36,750$139,0000.08%
ALGERT GLOBAL LLC 68,754$259,0000.07%
GREAT LAKES ADVISORS, LLC 555,764$2,090,0000.05%
View complete list of RADISYS CORP shareholders