BlackRock Fund Advisors - SPHERIX INC ownership

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SPHERIX INC's ticker is SPEX and the CUSIP is 84842R304. A total of 18 filers reported holding SPHERIX INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
BlackRock Fund Advisors ownership history of SPHERIX INC
ValueSharesWeighting
Q1 2015$70,000
-27.1%
83,391
-6.3%
0.00%–
Q4 2014$96,000
+255.6%
89,039
+416.2%
0.00%–
Q3 2014$27,000–17,248–0.00%–
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Other shareholders

There were no reported owners of SPHERIX INC in Q4 2014.

NameSharesValueWeighting ↓
View complete list of SPHERIX INC shareholders