Calamos Advisors LLC - ALPHATEC HLDGS INC ownership

ALPHATEC HLDGS INC's ticker is ATEC and the CUSIP is 02081G201. A total of 148 filers reported holding ALPHATEC HLDGS INC in Q4 2020. The put-call ratio across all filers is 0.10 and the average weighting 0.2%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of ALPHATEC HLDGS INC
ValueSharesWeighting
Q3 2023$2,046,173
-60.3%
157,762
-45.0%
0.01%
-57.7%
Q2 2023$5,156,053
+61.2%
286,766
+39.8%
0.03%
+62.5%
Q1 2023$3,199,326
+63.2%
205,085
+29.2%
0.02%
+77.8%
Q4 2022$1,960,624
-25.6%
158,755
-7.7%
0.01%
-25.0%
Q2 2021$2,635,000
-34.1%
172,016
-32.1%
0.01%
-45.5%
Q1 2021$3,999,000
+5.9%
253,261
-2.6%
0.02%0.0%
Q4 2020$3,775,000259,9880.02%
Other shareholders
ALPHATEC HLDGS INC shareholders Q4 2020
NameSharesValueWeighting ↓
Mesirow Financial Investment Management, Inc. 54,166$855,0002.32%
NEXT CENTURY GROWTH INVESTORS LLC 1,766,908$27,899,0002.13%
JACOB ASSET MANAGEMENT OF NEW YORK LLC 295,300$4,663,0001.80%
PERKINS CAPITAL MANAGEMENT INC 183,750$2,901,0001.68%
OBERWEIS ASSET MANAGEMENT INC/ 435,460$6,876,0001.41%
Pier Capital, LLC 763,059$12,049,0001.14%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 3,201,916$50,558,0001.06%
Avidity Partners Management LP 2,334,000$36,854,0001.02%
EAM Global Investors LLC 211,325$3,337,0000.92%
Penn Capital Management Company, LLC 549,013$8,669,0000.90%
View complete list of ALPHATEC HLDGS INC shareholders