BlackRock Investment Management, LLC - ALPHATEC HOLDINGS INC ownership

ALPHATEC HOLDINGS INC's ticker is ATEC and the CUSIP is 02081G102. A total of 50 filers reported holding ALPHATEC HOLDINGS 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 ALPHATEC HOLDINGS INC
ValueSharesWeighting
Q1 2016$3,0000.0%10,5330.0%0.00%
Q4 2015$3,0000.0%10,5330.0%0.00%
Q3 2015$3,000
-80.0%
10,5330.0%0.00%
Q2 2015$15,0000.0%10,5330.0%0.00%
Q1 2015$15,0000.0%10,5330.0%0.00%
Q4 2014$15,000
-16.7%
10,5330.0%0.00%
Q3 2014$18,000
+5.9%
10,533
+2.6%
0.00%
Q2 2014$17,000
-94.7%
10,268
-95.2%
0.00%
Q1 2014$323,000
-22.9%
215,102
+3.1%
0.00%
-100.0%
Q4 2013$419,000
-0.5%
208,668
-2.3%
0.00%0.0%
Q3 2013$421,000
-2.5%
213,474
+1.4%
0.00%0.0%
Q2 2013$432,000210,5790.00%
Other shareholders
ALPHATEC HOLDINGS INC shareholders Q2 2015
NameSharesValueWeighting ↓
StepStone Group LP 1,344,179$1,855,0000.87%
PARADIGM CAPITAL MANAGEMENT INC/NY 3,285,500$1,084,0000.13%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 4,982,738$1,644,0000.06%
CHUBB CORP 2,302,070$760,0000.04%
SHEPHERD KAPLAN KROCHUK, LLC 330,346$109,0000.03%
Verition Fund Management LLC 238,111$79,0000.02%
SEGALL BRYANT & HAMILL, LLC 1,572,869$519,0000.01%
Spark Investment Management LLC 263,500$85,0000.01%
TWO SIGMA SECURITIES, LLC 16,454$5,0000.01%
Formidable Asset Management, LLC 38,479$12,0000.01%
View complete list of ALPHATEC HOLDINGS INC shareholders