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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 (2017Q1)
Portfolio Summary: 160 holdings with a total value of $496,142,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 US Precious Metals Inc 10,000 0 0.00%
2 North American Nickel Inc 10,000 1,000 0.00%
3 Nine Dragons Papers Holdings L 10,000 10,000 0.00%
4 SUPERIOR DRILLING PRODS INC 83,042 75,000 0.02%
5 NOBLE CORP PLC 14,990 93,000 0.02%
6 DENBURY RESOURCES INC 38,654 100,000 0.02%
7 XTREME DRILLING & COIL SVCS CO 66,456 108,000 0.02%
8 KOSMOS ENERGY LTD SHS 16,618 111,000 0.02%
9 ULTRA PETROLEUM CORP 17,576 117,000 0.02%
10 EVOLUTION PETE CORP 14,950 120,000 0.02%
11 STAPLES INC 13,653 120,000 0.02%
12 ATWOOD OCEANICS INC 15,365 146,000 0.03%
13 CEDAR FAIR L P 3,000 203,000 0.04%
14 VANGUARD INTL EQUITY INDEX F 4,445 213,000 0.04%
15 CIGNA CORPORATION 1,500 220,000 0.04%
16 ISHARES TR 3,244 224,000 0.05%
17 COGNIZANT TECHNOLOGY SOLUTIO 3,934 234,000 0.05%
18 FIDELITY CONTRAFUND INC 2,240 241,000 0.05%
19 FREEPORT-MCMORAN INC 18,551 248,000 0.05%
20 SPDR S&P 500 ETF TR 1,057 249,000 0.05%
21 REALPAGE INC COM 7,882 275,000 0.06%
22 JOHNSON CTLS INTL PLC 6,633 279,000 0.06%
23 AKAMAI TECHNOLOGIES INC 4,919 294,000 0.06%
24 GIGAMON INC 8,363 297,000 0.06%
25 DOVER CORP 3,700 297,000 0.06%
26 SOUTHWESTERN ENERGY CO 36,952 302,000 0.06%
27 DELL TECHNOLOGIES INC 4,768 306,000 0.06%
28 PAYCHEX INC 5,325 314,000 0.06%
29 WASHINGTON REAL ESTATE INVT 10,169 318,000 0.06%
30 NABORS INDUSTRIES LTD 24,929 326,000 0.07%
31 VANGUARD INDEX FDS 3,130 380,000 0.08%
32 DANAHER CORP DEL 4,450 381,000 0.08%
33 ARATANA THERAPEUTICS INC 71,906 381,000 0.08%
34 NUANCE COMM 22,127 383,000 0.08%
35 IRON MTN INC NEW 11,112 396,000 0.08%
36 FIFTH THIRD BANCORP 15,625 397,000 0.08%
37 LILLY ELI & CO 4,800 404,000 0.08%
38 CAVIUM INC 5,773 414,000 0.08%
39 HONEYWELL INTL INC 3,350 418,000 0.08%
40 ALIBABA GROUP HLDG LTD 3,936 424,000 0.09%
41 DU PONT E I DE NEMOURS & CO 5,512 443,000 0.09%
42 VERSUM MATLS INC 14,526 444,000 0.09%
43 BIOGEN INC 1,637 448,000 0.09%
44 CORBUS PHARMACEUTICALS HLDGS 55,489 458,000 0.09%
45 VERTEX PHARMACEUTICALS INC 4,319 472,000 0.10%
46 Patterson UTI Energy Inc Com 19,735 479,000 0.10%
47 UBIQUITI NETWORKS INC 9,847 495,000 0.10%
48 Axovant Sciences LTD 35,003 523,000 0.11%
49 ANALOG DEVICES INC 6,468 530,000 0.11%
50 LOWES COS INC 6,805 559,000 0.11%
Page 1 of 4

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001062993-17-001729, filed 2017.04.05).

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.