GAGNON SECURITIES LLC - ALPHATEC HOLDINGS INC ownership

ALPHATEC HOLDINGS INC's ticker is ATEC and the CUSIP is 02081G102. A total of 75 filers reported holding ALPHATEC HOLDINGS INC in Q1 2014. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GAGNON SECURITIES LLC ownership history of ALPHATEC HOLDINGS INC
ValueSharesWeighting
Q3 2014$37,000
+5.7%
21,520
-0.1%
0.01%
+9.1%
Q2 2014$35,0000.0%21,534
-6.8%
0.01%
+10.0%
Q1 2014$35,000
-23.9%
23,117
+0.2%
0.01%
-28.6%
Q4 2013$46,000
-49.5%
23,074
-50.0%
0.01%
-50.0%
Q3 2013$91,00046,1750.03%
Other shareholders
ALPHATEC HOLDINGS INC shareholders Q1 2014
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