ORBITAL ATK INC's ticker is OA and the CUSIP is 68557N103. A total of 352 filers reported holding ORBITAL ATK INC in Q4 2017. The put-call ratio across all filers is 0.34 and the average weighting 0.4%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Burford Capital Investment Management LLC | 392,750 | $51,650,000 | 52.35% |
| GARDNER LEWIS ASSET MANAGEMENT L P | 471,712 | $62,030,000 | 5.26% |
| Kellner Capital, LLC | 43,300 | $5,694,000 | 4.51% |
| EQUITEC PROPRIETARY MARKETS, LLC | 93,800 | $12,335,000 | 3.78% |
| WATER ISLAND CAPITAL LLC | 458,098 | $60,240,000 | 3.71% |
| Rovida Advisors Inc. | 235,034 | $30,923,000 | 3.24% |
| EQUITEC PROPRIETARY MARKETS, LLC | 74,400 | $9,784,000 | 3.00% |
| KELLY LAWRENCE W & ASSOCIATES INC/CA | 120,360 | $15,827,000 | 2.91% |
| OUTFITTER ADVISORS, LTD. | 64,771 | $8,517,000 | 2.86% |
| Westchester Capital Management, LLC | 549,750 | $72,292,000 | 2.83% |