BlackRock Investment Management, LLC - SPHERIX INC ownership

SPHERIX INC's ticker is SPEX and the CUSIP is 84842R304. A total of 13 filers reported holding SPHERIX INC in Q2 2015. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
BlackRock Investment Management, LLC ownership history of SPHERIX INC
ValueSharesWeighting
Q1 2015$4,000
-20.0%
4,7770.0%0.00%
Q4 2014$5,000
-28.6%
4,7770.0%0.00%
Q3 2014$7,000
+40.0%
4,777
+75.2%
0.00%
Q2 2014$5,0002,7270.00%
Other shareholders
SPHERIX INC shareholders Q2 2015
NameSharesValueWeighting ↓
NATIONAL PLANNING CORP 140,000$141,400,0000.01%
Virtu KCG Holdings LLC 165,976$179,0000.00%
Airain ltd 11,875$13,0000.00%
Tower Research Capital LLC (TRC) 6,699$8,0000.00%
WELLS FARGO & COMPANY/MN 1$00.00%
NORTHERN TRUST CORP 54,309$59,0000.00%
GEODE CAPITAL MANAGEMENT, LLC 91,259$98,0000.00%
BlackRock Investment Management, LLC 4,777$5,0000.00%
CITIGROUP INC 1,265$1,0000.00%
GOLDMAN SACHS GROUP INC 109,825$119,0000.00%
View complete list of SPHERIX INC shareholders