Calamos Advisors LLC - ORBITAL ATK INC ownership

ORBITAL ATK INC's ticker is OA and the CUSIP is 68557N103. A total of 362 filers reported holding ORBITAL ATK INC in Q2 2016. The put-call ratio across all filers is 0.40 and the average weighting 0.2%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of ORBITAL ATK INC
ValueSharesWeighting
Q1 2016$3,884,00044,6760.03%
Other shareholders
ORBITAL ATK INC shareholders Q2 2016
NameSharesValueWeighting ↓
Burford Capital Investment Management LLC 392,750$51,650,00052.35%
GARDNER LEWIS ASSET MANAGEMENT L P 471,712$62,030,0005.26%
Kellner Capital, LLC 43,300$5,694,0004.51%
EQUITEC PROPRIETARY MARKETS, LLC 93,800$12,335,0003.78%
WATER ISLAND CAPITAL LLC 458,098$60,240,0003.71%
Rovida Advisors Inc. 235,034$30,923,0003.24%
EQUITEC PROPRIETARY MARKETS, LLC 74,400$9,784,0003.00%
KELLY LAWRENCE W & ASSOCIATES INC/CA 120,360$15,827,0002.91%
OUTFITTER ADVISORS, LTD. 64,771$8,517,0002.86%
Westchester Capital Management, LLC 549,750$72,292,0002.83%
View complete list of ORBITAL ATK INC shareholders