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WR GRACE & CO
WR GRACE & CO. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 267 Institutional holders with a total value of $6,253,587,181.
#
Manager Name
Shares
Value ($)
%
Options
Notes
101 BlackRock Group LTD 56,301 5,608,000 0.09%
102 CITIGROUP INC 53,601 5,338,000 0.09%
103 BROWN BROTHERS HARRIMAN & CO 53,229 5,301,000 0.08%
104 STATE OF WISCONSIN INVESTMENT BOARD 53,010 5,279,000 0.08%
105 CITIGROUP INC 52,000 5,179,000 0.08% Call
106 TOCQUEVILLE ASSET MANAGEMENT L.P. 50,408 5,020,000 0.08%
107 CANADA PENSION PLAN INVESTMENT BOARD 50,400 5,019,000 0.08%
108 BARCLAYS PLC 49,900 4,940,000 0.08% Call
109 GENERAL ELECTRIC CO 49,540 4,934,000 0.08%
110 PDT Partners, LLC 46,200 4,601,000 0.07%
111 ALLIANCEBERNSTEIN L.P. 47,982 4,465,000 0.07%
112 PARAMETRIC PORTFOLIO ASSOCIATES LLC 44,788 4,460,000 0.07%
113 Spot Trading L.L.C 44,239 4,406,000 0.07%
114 BARCLAYS PLC 42,500 4,208,000 0.07% Put
115 Parallax Volatility Advisers, L.P. 41,600 4,143,000 0.07% Call
116 Spot Trading L.L.C 39,800 3,964,000 0.06% Call
117 Spot Trading L.L.C 36,700 3,655,000 0.06% Put
118 BRANT POINT INVESTMENT MANAGEMENT LLC 36,000 3,585,000 0.06%
119 BlackRock Investment Management, LLC 35,995 3,585,000 0.06%
120 BLACKROCK ADVISORS LLC 35,186 3,504,000 0.06%
121 UBS Group AG 33,313 3,318,000 0.05%
122 AMERIPRISE FINANCIAL INC 33,054 3,292,000 0.05%
123 VOYA INVESTMENT MANAGEMENT LLC 32,138 3,201,000 0.05%
124 CASTLEARK MANAGEMENT LLC 27,750 2,764,000 0.04%
125 D. E. Shaw & Co., Inc. 26,600 2,649,000 0.04% Put
126 Atika Capital Management LLC 26,500 2,639,000 0.04%
127 PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. 24,600 2,450,000 0.04%
128 RBF Capital, LLC 22,500 2,241,000 0.04%
129 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 22,258 2,217,000 0.04%
130 GOLDMAN SACHS GROUP INC 20,700 2,062,000 0.03% Put
131 COLONY GROUP LLC 20,455 2,037,000 0.03%
132 WOLVERINE ASSET MANAGEMENT LLC 20,400 2,031,000 0.03%
133 ROYAL BANK OF CANADA 20,163 2,008,000 0.03%
134 PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO 18,109 1,803,000 0.03%
135 Legal & General Group Plc 17,767 1,770,000 0.03%
136 CIBC Private Wealth Group LLC 17,728 1,766,000 0.03%
137 Jefferies Group LLC 17,400 1,733,000 0.03% Call
138 IBM Retirement Fund 16,813 1,674,000 0.03%
139 Lyon Street Capital, LLC 16,640 1,657,000 0.03%
140 Walleye Trading LLC 15,700 1,564,000 0.03% Call
141 CITIGROUP INC 14,900 1,484,000 0.02% Put
142 Aperio Group, LLC 13,716 1,366,000 0.02% SH
143 SUSQUEHANNA INTERNATIONAL GROUP, LLP 13,422 1,337,000 0.02%
144 Utah Retirement Systems 13,011 1,296,000 0.02%
145 PRINCIPAL FINANCIAL GROUP INC 12,241 1,219,000 0.02%
146 Cipher Capital LP 12,053 1,200,000 0.02%
147 RUSSELL FRANK CO/ 11,776 1,180,000 0.02%
148 SEARLE & CO. 12,100 1,177,000 0.02%
149 MACKENZIE FINANCIAL CORP 14,700 1,175,000 0.02%
150 RAYMOND JAMES & ASSOCIATES 11,242 1,120,000 0.02%
Page 3 of 6

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.