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Institutional Investment Manager
WOODSTOCK CORP
WOODSTOCK CORP (CIK: 0001008877) incorporated in Massachusetts, located at 21 Custom House Street, 5th Floor, Boston, MA. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q1)
Portfolio Summary: 157 holdings with a total value of $475,348,000.
#
Name
Shares
Value ($)
%
Options
Notes
101 EMERGENT BIOSOLUTIONS INC 22,016 800,000 0.17%
102 S&P GLOBAL INC 8,085 800,000 0.17%
103 NEUROCRINE BIOSCIE COM USD0.001 19,955 789,000 0.17%
104 GENERAL DYNAMICS CORP 5,865 770,000 0.16%
105 LEGGETT &PLATT INC 15,400 745,000 0.16%
106 MEDIVATION INC 15,754 724,000 0.15%
107 FEDEX CORP 4,405 717,000 0.15%
108 BIOGEN INC 2,534 660,000 0.14%
109 COGNIZANT TECHNOLOGY SOLUTIO 10,081 632,000 0.13%
110 VANGUARD TAX-MANAGED FDS 16,845 604,000 0.13%
111 CHEVRON CORP NEW 6,260 597,000 0.13%
112 GILEAD SCIENCES INC 5,811 534,000 0.11%
113 SILICOM LTD 15,421 526,000 0.11%
114 NUANCE COMM 26,629 498,000 0.10%
115 LOWES COS INC 6,205 470,000 0.10%
116 DANAHER CORP DEL 4,650 441,000 0.09%
117 CAVIUM INC 6,957 425,000 0.09%
118 Patterson UTI Energy Inc Com 23,755 419,000 0.09%
119 VERTEX PHARMACEUTICALS INC 5,177 412,000 0.09%
120 UBIQUITI NETWORKS INC 11,862 395,000 0.08%
121 ALIBABA GROUP HLDG LTD 4,741 375,000 0.08%
122 T2 BIOSYSTEMS INCORPORATED 37,329 368,000 0.08%
123 VODAFONE GROUP PLC NEW 11,356 364,000 0.08%
124 VANGUARD INDEX FDS 3,200 335,000 0.07%
125 LUMEN TECHNOLOGIES INC 10,330 330,000 0.07%
126 AKAMAI TECHNOLOGIES INC 5,926 329,000 0.07%
127 DU PONT E I DE NEMOURS & CO 5,112 324,000 0.07%
128 GIGAMON INC 10,075 313,000 0.07%
129 WASHINGTON REAL ESTATE INVT 9,884 289,000 0.06%
130 PAYCHEX INC 5,325 288,000 0.06%
131 SOUTHWESTERN ENERGY CO 34,552 279,000 0.06%
132 NABORS INDUSTRIES LTD 30,005 276,000 0.06%
133 HALOZYME THERAPEUTICS INC 29,031 275,000 0.06%
134 LILLY ELI & CO 3,800 274,000 0.06%
135 FIBROGEN INC 12,747 271,000 0.06%
136 FEI COMPANY 2,972 265,000 0.06%
137 KERYX BIOPHARMACEUTICALS INCORPORATED 56,588 264,000 0.06%
138 IMMERSION CORP 31,872 263,000 0.06%
139 FIFTH THIRD BANCORP 15,550 260,000 0.05%
140 IRON MTN INC NEW 7,462 253,000 0.05%
141 SPX FLOW INC 9,895 248,000 0.05%
142 DOVER CORP 3,700 238,000 0.05%
143 FREEPORT-MCMORAN INC 22,157 229,000 0.05%
144 CAPITAL ONE FINL CORP 3,287 228,000 0.05%
145 ARATANA THERAPEUTICS INC 39,333 217,000 0.05%
146 GENERAL MLS INC 3,300 209,000 0.04%
147 CIGNA CORPORATION 1,500 206,000 0.04%
148 NOBLE CORP PLC 18,030 187,000 0.04%
149 ATWOOD OCEANICS INC 18,500 170,000 0.04%
150 STAPLES INC 14,128 156,000 0.03%
Page 3 of 4

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001062993-16-009517, filed 2016.05.10).

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.