Dark
Light
System
Institutional Investment Manager
BAMCO INC /NY/
BAMCO INC /NY/ (CIK: 0001017918) incorporated in New York, located at 767 Fifth Avenue, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2014Q4)
Original 13F HR (0001140361-15-007120) filed in 2015.02.17
#
Name
Shares
Value ($)
%
Options
Notes
1 GARTNER INC 8,979,967 756,203 3.03%
2 ITC HOLDINGS 14,899,276 602,378 2.41%
3 IDEXX LAB 3,623,004 537,183 2.15%
4 ARCH CAP GROUP LTD 9,052,316 534,992 2.14%
5 COSTAR GROUP 2,888,345 530,387 2.13%
6 FACTSET RESH SYS INC 3,712,675 522,559 2.09%
7 VAIL RESORTS INC 5,376,563 489,966 1.96%
8 DICKS SPORTING GOODS INC 8,906,505 442,208 1.77%
9 MIDDLEBY CORP 4,233,248 419,515 1.68%
10 METTLER-TOLEDO 1,356,660 410,335 1.64%
11 HYATT HOTELS CORP COM CL A 6,754,562 406,692 1.63%
12 UNITED NATURAL FOODSINC 4,945,645 382,422 1.53%
13 UNDER ARMOUR INC 5,462,338 370,893 1.49%
14 SBA COMMUNICATIONS CORP 3,267,404 361,898 1.45%
15 GENESEE AND WYOMING INC INC CL A 3,884,000 349,249 1.40%
16 BROOKDALE SR LIVING INC 9,337,821 342,418 1.37%
17 CHOICE HOTELS INTL NEW 5,612,787 314,428 1.26%
18 CARMAX INC 4,248,661 282,876 1.13%
19 ANSYS 3,364,223 275,866 1.11%
20 GAMING & LEISURE PPTYS INC 9,316,194 273,337 1.10%
21 VERISK ANALYTICS INC 4,107,796 263,104 1.05%
22 ILLUMINA INC 1,408,277 259,940 1.04%
23 BRIGHT HORIZONS FAM SOL IN DEL COM 5,524,729 259,718 1.04%
24 SS&C TECHNOLOGIES HLDGS INC 4,435,632 259,440 1.04%
25 TESLA INC 1,151,237 256,047 1.03%
26 MANCHESTER UTD PLC NEW ORD CL A 16,094,792 255,907 1.03%
27 SCHWAB CHARLES CORP 8,438,431 254,756 1.02%
28 GUIDEWIRE SOFTWARE INC 5,020,951 254,211 1.02%
29 COLFAX CORP 4,869,573 251,124 1.01%
30 AIR LEASE CORP 7,304,124 250,604 1.00%
31 TARGA RES CORP 2,357,637 250,027 1.00%
32 TREEHOUSE FOODS INC 2,803,639 239,795 0.96%
33 COMMUNITY HEALTH SYS INC NEW 4,378,070 236,066 0.95%
34 FLEETCOR TECHNOLOGIES INC 1,571,434 233,688 0.94%
35 MAXIMUS INC 3,809,705 208,924 0.84%
36 CAESARSTONE LTD 3,459,283 206,934 0.83%
37 Equinix Inc New 905,462 205,295 0.82%
38 FASTENAL CO 4,308,585 204,916 0.82%
39 FINANCIAL ENGINES INC 5,484,906 200,473 0.80%
40 PRIMERICA INC 3,597,096 195,178 0.78%
41 CBRE GROUP INC 5,532,816 189,499 0.76%
42 CARLYLE GROUP L P 6,667,654 183,360 0.73%
43 GENERAC HLDGS INC 3,850,644 180,056 0.72%
44 TRANSDIGM GROUP INC 875,000 171,806 0.69%
45 LL FLOORING HOLDINGS INC COM 2,432,200 161,279 0.65%
46 DOUGLAS EMMETT INC COM 5,543,293 157,430 0.63%
47 MARRIOTT VACATIONS WORLDWIDE C COM 2,101,836 156,671 0.63%
48 CHURCH & DWIGHT 1,944,469 153,244 0.61%
49 Advent Software Inc. 4,965,043 152,129 0.61%
50 LASALLE HOTEL PPTYS 3,610,900 146,133 0.59%
Page 1 of 8
Restatement filing (0001140361-15-007719) filed in 2015.02.18
#
Name
Shares
Value ($)
%
Options
Notes
101 LIBERTY TRIPADVISOR HLDGS INC COM SER A 225,924 6,077 0.02%
102 MONSANTO CO NEW 55,313 6,608 0.03%
103 VISA INC 25,746 6,751 0.03%
104 ISHARES NASDAQ BIOTECHNOLOGY ETF 13,277 7,046 0.03%
105 QUALYS INC 187,290 7,070 0.03%
106 MASTERCARD INCORPORATED 82,396 7,099 0.03%
107 NATIONAL CINEMEDIA INC 500,000 7,185 0.03%
108 SOLARCITY CORP 135,680 7,256 0.03%
109 R H 76,622 7,356 0.03%
110 WORKDAY INC 91,725 7,486 0.03%
111 LIBERTY BROADBAND CORP COM SER A 153,860 7,707 0.03%
112 SALESFORCE COM INC 141,433 8,388 0.03%
113 Wuxi Pharmatech Inc ADR 251,500 8,468 0.03%
114 APPLE INC 76,907 8,489 0.03%
115 NETFLIX INC 24,853 8,490 0.03%
116 GOOGLE INC 16,146 8,499 0.03%
117 ENVESTNET INC 179,890 8,840 0.04%
118 MEDIDATA SOLUTIONS INC 189,579 9,052 0.04%
119 SPECTRANETICS CORP 270,280 9,346 0.04%
120 SunEdison Inc 486,793 9,497 0.04%
121 MELLANOX TECHNOLOGIES LTD 225,358 9,630 0.04%
122 CASTLIGHT HEALTH INC COM CL B 828,286 9,691 0.04%
123 TANGER FACTORY OUTLET CTRS I 264,026 9,758 0.04%
124 TWITTER INC 309,299 11,095 0.04%
125 DREAMWORKS ANIMATION SKG INC 500,000 11,165 0.04%
126 Perfect World Co- Spn ADR 750,000 11,820 0.05%
127 IPC THE HOSPITALIST CO 261,765 12,012 0.05%
128 Western Gas Equity Partners, L.P. 204,044 12,290 0.05%
129 HEALTHCARE SVCS GRP INC 400,000 12,372 0.05%
130 FRANKLIN ELEC INC COM 350,000 13,135 0.05%
131 PERRIGO CO PLC 79,004 13,206 0.05%
132 ATHENA HEALTH INC. 93,730 13,656 0.05%
133 Ryanair Hldgs Plc Adr 195,524 13,935 0.06%
134 GRUBHUB INC 410,064 14,894 0.06%
135 BONANZA CREEK ENERGY INC 623,848 14,972 0.06%
136 LIBERTY BROADBAND-C 307,720 15,331 0.06%
137 ACADIA PHARMACEUTICALS INC COM 497,530 15,797 0.06%
138 RBC BEARINGS INC 256,800 16,571 0.07%
139 TAL ED GROUP 590,764 16,595 0.07%
140 SOCIEDAD QUIMICA Y MINERA DE 700,000 16,716 0.07%
141 SFX ENTMT INC 3,750,000 16,987 0.07%
142 CYRUSONE INC 621,361 17,118 0.07%
143 PRECISION CASTPARTS 71,321 17,180 0.07%
144 AMAZON COM INC 56,655 17,583 0.07%
145 PBF LOGISTICS LP 832,847 17,781 0.07%
146 ClubCorp Hldgs Inc 995,865 17,856 0.07%
147 INTERFACE INC COM 1,106,032 18,216 0.07%
148 SUNCOKE ENERGY PARTNERS L P 675,000 18,313 0.07%
149 INC RESH HLDGS INC 734,000 18,856 0.08%
150 EXAMWORKS GROUP INC COM 459,000 19,090 0.08%
Page 3 of 8