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Institutional Investment Manager
DISCIPLINED GROWTH INVESTORS INC /MN
DISCIPLINED GROWTH INVESTORS INC /MN (CIK: 0001050442) incorporated in Minnesota, located at 150 S 5th St, Minneapolis, MN. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q1)
Portfolio Summary: 88 holdings with a total value of $3,933,698,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 Nestle SA Ord F 2,700 202,000 0.01%
2 CHEVRON CORP NEW 3,250 310,000 0.01%
3 EMERSON ELEC CO 10,350 563,000 0.01%
4 APPLE INC 8,565 933,000 0.02%
5 KEY TECHNOLOGY INC 231,902 1,582,000 0.04%
6 MIMEDX GROUP INC COM 187,525 1,639,000 0.04%
7 ONCOMED PHARMACEUTICALS INC COM 308,950 3,123,000 0.08%
8 TRIMBLE INC 127,685 3,167,000 0.08%
9 NUVASIVE INC 65,925 3,207,000 0.08%
10 LL FLOORING HOLDINGS INC COM 249,711 3,276,000 0.08%
11 SURMODICS INC COM 181,352 3,339,000 0.08%
12 CARBO CERAMICS INC 244,950 3,478,000 0.09%
13 SPECTRANETICS CORP 241,011 3,499,000 0.09%
14 PROASSURANCE CORP. 301,650 3,556,000 0.09%
15 STRATASYS LTD 146,509 3,798,000 0.10%
16 DESTINATION MATERNITY CORP 627,429 4,292,000 0.11%
17 MERCURY SYS INC COM 224,150 4,550,000 0.12%
18 ZUMIEZ INC 246,350 4,907,000 0.12%
19 MATERIALISE NV 717,365 5,452,000 0.14%
20 VASCO DATA SEC INTL INC 359,006 5,529,000 0.14%
21 COMSCORE INC 191,325 5,747,000 0.15%
22 NIMBLE STORAGE INC 751,950 5,895,000 0.15%
23 PANHANDLE OIL AND GAS INC 341,237 5,907,000 0.15%
24 GEOSPACE TECHNOLOGIES CORP COM 482,350 5,952,000 0.15%
25 Dycom Industries Inc 279,309 6,083,000 0.15%
26 SPS COMM INC 141,725 6,086,000 0.15%
27 ULTRA PETROLEUM CORP 13,981,134 6,963,000 0.18%
28 BOTTOMLINE TECH DEL INC COM 233,970 7,134,000 0.18%
29 CAPELLA EDUCATION 139,575 7,347,000 0.19%
30 COSTAR GROUP 40,414 7,605,000 0.19%
31 ULTIMATE SOFTWARE GROUP INCORPORATED 63,204 12,230,000 0.31%
32 IROBOT CORP 366,500 12,937,000 0.33%
33 CEVA Inc 614,896 13,835,000 0.35%
34 CYNOSURE CL A ORD 322,124 14,212,000 0.36%
35 TREX CO INC COM 379,292 18,179,000 0.46%
36 NAUTILUS INC 968,038 18,702,000 0.48%
37 TCF FINL CORP 1,831,640 22,456,000 0.57%
38 E TRADE FINANCIAL CORP 1,146,384 28,075,000 0.71%
39 URBAN OUTFITTERS INC 904,250 29,922,000 0.76%
40 MEDIDATA SOLUTIONS INC 773,562 29,945,000 0.76%
41 IHS INC A 241,772 30,018,000 0.76%
42 TRIPADVISOR INC 470,875 31,313,000 0.80%
43 GENTHERM INC 773,706 32,178,000 0.82%
44 DOLBY LABORATORIES INC 740,395 32,178,000 0.82%
45 COGNEX CORP 844,700 32,901,000 0.84%
46 SOUTHWESTERN ENERGY CO 4,272,725 34,481,000 0.88%
47 PAYCHEX INC 640,245 34,580,000 0.88%
48 ARM HOLDINGS PLC ADR 857,752 37,475,000 0.95%
49 CORE LABORATORIES N V 338,700 38,073,000 0.97%
50 RALPH LAUREN CORP 407,012 39,179,000 1.00%
Page 1 of 2

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001050442-16-000012, filed 2016.05.05).

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.