ESSEX INVESTMENT MANAGEMENT CO LLC - ALPHATEC HOLDINGS INC ownership

ALPHATEC HOLDINGS INC's ticker is ATEC and the CUSIP is 02081G102. A total of 71 filers reported holding ALPHATEC HOLDINGS INC in Q2 2014. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
ESSEX INVESTMENT MANAGEMENT CO LLC ownership history of ALPHATEC HOLDINGS INC
ValueSharesWeighting
Q2 2015$448,000
-6.7%
324,316
-2.1%
0.07%
+1.5%
Q1 2015$480,000
+2.1%
331,136
-0.7%
0.07%
-1.5%
Q4 2014$470,000
-28.5%
333,579
-13.7%
0.07%
-32.7%
Q3 2014$657,000
-2.1%
386,674
-6.1%
0.10%
+2.0%
Q2 2014$671,000
+26.6%
411,601
+16.5%
0.10%
+28.6%
Q1 2014$530,000
-25.0%
353,334
+0.5%
0.08%
-23.0%
Q4 2013$707,000
+8.1%
351,601
+5.8%
0.10%
+1.0%
Q3 2013$654,000
-11.7%
332,174
-8.1%
0.10%
-24.4%
Q2 2013$741,000361,5050.13%
Other shareholders
ALPHATEC HOLDINGS INC shareholders Q2 2014
NameSharesValueWeighting ↓
Glen Capital Partners LLC 4,623,449$1,110,0001.36%
StepStone Group LP 1,344,179$323,0000.45%
Chubb Ltd 2,302,070$552,0000.15%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 4,982,738$1,196,0000.05%
SHEPHERD KAPLAN KROCHUK, LLC 164,346$39,0000.01%
Cornerstone Financial Partners, LLC 90,000$22,0000.01%
Spark Investment Management LLC 263,500$63,0000.01%
SEGALL BRYANT & HAMILL, LLC 344,602$83,0000.00%
JACOBS LEVY EQUITY MANAGEMENT, INC 289,300$69,0000.00%
GOLDMAN SACHS GROUP INC 58,123$14,0000.00%
View complete list of ALPHATEC HOLDINGS INC shareholders