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Institutional Investment Manager
Boston Partners
Boston Partners (CIK: 0001386060) incorporated in Delaware, located at One Beacon Street, Boston, MA. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q1)
Portfolio Summary: 702 holdings with a total value of $67,168,859,000.
#
Name
Shares
Value ($)
%
Options
Notes
51 PC CONNECTION INC COM 49,641 1,295,000 0.00%
52 Nuverra Environmental Solutions Inc 385,242 1,372,000 0.00%
53 3M CO 8,386 1,383,000 0.00%
54 VIAD CORP 49,876 1,388,000 0.00%
55 HACKETT GROUP INC 156,870 1,402,000 0.00%
56 GOLDCORP INC NEW 79,248 1,436,000 0.00%
57 MELCO ENTMT ADR 68,420 1,468,000 0.00%
58 QUALITY DISTR INC FLA 145,014 1,498,000 0.00%
59 Steiner Leisure Ltd 32,023 1,518,000 0.00%
60 PREFORMED LINE PRODS CO 36,197 1,525,000 0.00%
61 MAGNACHIP SEMICONDUCTOR CORP 284,352 1,555,000 0.00%
62 STERLING CONSTRUCTION CO INC 358,660 1,621,000 0.00%
63 ATLAS FINANCIAL HOLDINGS INC SHS NEW 92,030 1,626,000 0.00%
64 NATIONAL OILWELL VARCO INC 33,108 1,655,000 0.00%
65 CBIZ INC 179,089 1,671,000 0.00%
66 O2MICRO INTERNATIONAL LTD SPONS ADR 640,100 1,677,000 0.00%
67 Silvercrest Asset Management G 118,610 1,690,000 0.00%
68 UNITIL CORPORATION 48,790 1,696,000 0.00%
69 AGNICO EAGLE MINES LTD 61,123 1,708,000 0.00%
70 Altisource Residential Corp 83,656 1,745,000 0.00%
71 AZENTA INC COM 150,113 1,746,000 0.00%
72 Scorpio Bulkers Inc. 747,340 1,771,000 0.00%
73 ELDORADO RESORTS INC COM 352,498 1,773,000 0.00%
74 POLYONE CORP 47,696 1,781,000 0.00%
75 LIFETIME BRANDS INC COM 119,175 1,821,000 0.00%
76 ELDORADO GOLD CORP NEW 416,518 1,912,000 0.00%
77 ROVI CORP COM EXCHANGEDFOR CU 106,789 1,945,000 0.00%
78 QUALITY SYS INC 122,378 1,956,000 0.00%
79 GRAN TIERRA ENERGY INC 716,852 1,957,000 0.00%
80 FIRST LONG IS CORP 76,936 1,962,000 0.00%
81 ALPHATEC HOLDINGS INC 1,364,485 1,979,000 0.00%
82 TRANSGLOBE ENERGY CORP 563,419 1,995,000 0.00%
83 HERITAGE FINL CORP WASH COM 118,018 2,006,000 0.00%
84 GLOBAL CASH ACCESS HLDGS INC 269,710 2,055,000 0.00%
85 Mueller Industries Inc 325,813 2,066,000 0.00%
86 GENIE ENERGY LTD CL B 260,060 2,067,000 0.00%
87 AMERIS BANCORP 78,967 2,084,000 0.00%
88 ASSURANT INC 34,581 2,124,000 0.00%
89 GREIF INC 46,351 2,132,000 0.00%
90 WINNEBAGO INDS INC COM 100,860 2,144,000 0.00%
91 CONSTELLIUM NV CL A 109,259 2,220,000 0.00%
92 PTC INC 61,793 2,235,000 0.00%
93 First Security Group Inc 936,350 2,247,000 0.00%
94 BLACKSTONE MTG TR INC 79,481 2,255,000 0.00%
95 ARES CAPITAL CORP 133,523 2,293,000 0.00%
96 SERVICE CORP INTL 88,709 2,311,000 0.00%
97 LION BIOTECHNOLOGIES INC COM 190,969 2,313,000 0.00%
98 COVISINT CORP 1,140,668 2,316,000 0.00%
99 Sun Bancorp Inc/NJ 122,870 2,323,000 0.00%
100 HALLMARK FINL SVCS INC EC COM NEW 222,510 2,359,000 0.00%
Page 2 of 15

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001085146-15-001046, filed 2015.05.05).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.