The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
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COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
Adams Diversified Equity Fund, COM 006212104 2,789 188,819 SH   SOLE   188,819 0 0
Alphabet Inc. COM 02079K107 36,629 35,500 SH   SOLE   35,500 0 0
Amazon.com, Inc. COM 023135106 26,052 18,000 SH   SOLE   18,000 0 0
American Express Company COM 025816109 9,794 105,000 SH   SOLE   105,000 0 0
Anadarko Petroleum Corporation COM 032511107 6,645 110,000 SH   SOLE   110,000 0 0
Aon plc COM G0408V102 21,688 154,552 SH   SOLE   154,552 0 0
Apple Inc. COM 037833100 19,127 114,000 SH   SOLE   114,000 0 0
Applied DNA Sciences, Inc. - W COM 03815U110 75 281,409 SH   SOLE   281,409 0 0
Applied Materials, Inc. COM 038222105 13,889 249,756 SH   SOLE   249,756 0 0
Arantana Therapeutics, Inc. COM 03874P101 7,135 1,617,923 SH   SOLE   1,617,923 0 0
Arch Capital Group Ltd. COM G0450A105 34,236 400,000 SH   SOLE   400,000 0 0
ASML Holding N.V. COM N07059210 38,292 192,850 SH   SOLE   192,850 0 0
Axis Capital Holdings Limited COM G0692U109 15,832 275,000 SH   SOLE   275,000 0 0
Berkshire Hathaway Inc. Class COM 084670108 32,901 110 SH   SOLE   110 0 0
Broadcom Limited COM Y09827109 3,158 13,400 SH   SOLE   13,400 0 0
Cameco Corporation COM 13321L108 10,253 1,127,947 SH   SOLE   1,127,947 0 0
Celgene Corporation COM 151020104 14,720 165,000 SH   SOLE   165,000 0 0
Charter Communications, Inc. COM 16119P108 3,112 10,000 SH   SOLE   10,000 0 0
Cisco Systems, Inc. COM 17275R102 27,450 640,000 SH   SOLE   640,000 0 0
Costco Wholesale Corporation COM 22160K105 19,555 103,781 SH   SOLE   103,781 0 0
Diageo plc ADR COM 25243Q205 12,622 93,210 SH   SOLE   93,210 0 0
Discovery, Inc. COM 25470F104 8,664 404,285 SH   SOLE   404,285 0 0
DXC Technology Company COM 23355L106 11,661 116,000 SH   SOLE   116,000 0 0
Eaton Corporation plc COM G29183103 9,919 124,131 SH   SOLE   124,131 0 0
eBay Inc. COM 278642103 24,748 615,000 SH   SOLE   615,000 0 0
Ensco plc Class A COM G3157S106 6,695 1,525,000 SH   SOLE   1,525,000 0 0
Everest Re Group, Ltd. COM G3223R108 30,818 120,000 SH   SOLE   120,000 0 0
Facebook, Inc. - Class A COM 30303M102 11,185 70,000 SH   SOLE   70,000 0 0
Ford Motor Company COM 345370860 4,809 434,063 SH   SOLE   434,063 0 0
GCI Liberty Inc Class A COM 36164V305 15,414 291,599 SH   SOLE   291,599 0 0
General Electric Company COM 369604103 3,977 295,000 SH   SOLE   295,000 0 0
Gilead Sciences, Inc. COM 375558103 33,443 443,600 SH   SOLE   443,600 0 0
Goodyear Tire & Rubber Company COM 382550101 5,578 209,858 SH   SOLE   209,858 0 0
Guggenheim S&P 500 Equal Weigh COM 78355W106 2,796 28,111 SH   SOLE   28,111 0 0
Gulf Coast Ultra Deep Royalty COM 40222T104 245 3,830,440 SH   SOLE   3,830,440 0 0
Halliburton Company COM 406216101 19,715 420,000 SH   SOLE   420,000 0 0
Helix Energy Solutions Group, COM 42330P107 9,966 1,721,159 SH   SOLE   1,721,159 0 0
InterDigital, Inc. COM 45867G101 9,860 133,966 SH   SOLE   133,966 0 0
Intra-Cellular Therapies, Inc. COM 46116X010 6,314 299,942 SH   SOLE   299,942 0 0
Johnson Controls International COM G51502105 11,118 315,500 SH   SOLE   315,500 0 0
JPMorgan Chase & Co. COM 46625H100 22,544 205,000 SH   SOLE   205,000 0 0
Keysight Technologies, Inc. COM 49338L103 5,697 108,741 SH   SOLE   108,741 0 0
Kindred Biosciences, Inc. COM 494577109 5,179 598,759 SH   SOLE   598,759 0 0
Liberty Expedia Holdings, Inc. COM 53046P109 13,170 335,279 SH   SOLE   335,279 0 0
Lumentum Holdings Inc. COM 55024U109 8,294 130,000 SH   SOLE   130,000 0 0
M&T Bank Corporation COM 55261F104 20,280 110,000 SH   SOLE   110,000 0 0
Macy's, Inc. COM 55616P104 14,870 500,000 SH   SOLE   500,000 0 0
Merck & Co., Inc. COM 58933Y105 10,904 200,191 SH   SOLE   200,191 0 0
MetLife, Inc. COM 59156R108 18,356 400,000 SH   SOLE   400,000 0 0
Microsoft Corporation COM 594918104 45,698 500,686 SH   SOLE   500,686 0 0
Nelnet, Inc. COM 64031N108 19,392 370,000 SH   SOLE   370,000 0 0
NOW INC. COM 67011P100 4,346 425,258 SH   SOLE   425,258 0 0
Oracle Corporation COM 68389X105 11,129 243,247 SH   SOLE   243,247 0 0
Paratek Pharmaceuticals, Inc. COM 699374302 4,015 308,864 SH   SOLE   308,864 0 0
PepsiCo, Inc. COM 713448108 21,284 195,000 SH   SOLE   195,000 0 0
Pfizer Inc. COM 717081103 13,515 380,808 SH   SOLE   380,808 0 0
Phillips 66 COM 718546104 11,990 125,000 SH   SOLE   125,000 0 0
Pioneer Natural Resources Comp COM 723787107 5,660 32,950 SH   SOLE   32,950 0 0
QUALCOMM Incorporated COM 747525103 18,564 335,036 SH   SOLE   335,036 0 0
Republic Services, Inc. COM 760759100 52,176 787,800 SH   SOLE   787,800 0 0
Royce Value Trust, Inc. COM 780910105 2,792 179,416 SH   SOLE   179,416 0 0
Sinclair Broadcast Group, Inc. COM 829226109 10,524 336,245 SH   SOLE   336,245 0 0
TJX Companies, Inc./The COM 872540109 60,621 743,268 SH   SOLE   743,268 0 0
United Technologies Corporatio COM 913017109 23,906 190,000 SH   SOLE   190,000 0 0
Universal Display Corporation COM 91347P105 14,272 141,309 SH   SOLE   141,309 0 0
VBI Vaccines Inc. COM 91822J103 2,100 600,000 SH   SOLE   600,000 0 0
Vodafone Group plc ADR COM 92857W308 11,719 421,252 SH   SOLE   421,252 0 0
Wal-Mart Stores, Inc. COM 931142103 17,794 200,000 SH   SOLE   200,000 0 0