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PROTO LABS INC COM
PROTO LABS INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2017Q2)
Portfolio Summary: 212 Institutional holders with a total value of $1,885,899,820.
#
Manager Name
Shares
Value ($)
%
Options
Notes
51 Walleye Trading LLC 55,700 3,746,000 0.20% Call
52 ENVESTNET ASSET MANAGEMENT INC 55,620 3,741,000 0.20%
53 OPPENHEIMER ASSET MANAGEMENT INC. 54,499 3,665,000 0.19%
54 US BANCORP \DE\ 52,999 3,565,000 0.19%
55 SEI INVESTMENTS CO 52,622 3,539,000 0.19%
56 DEUTSCHE BANK AG\ 51,353 3,451,000 0.18%
57 Motley Fool Wealth Management, LLC 50,211 3,377,000 0.18%
58 SUSQUEHANNA INTERNATIONAL GROUP, LLP 49,900 3,356,000 0.18% Put
59 Crestwood Capital Management, L.P. 48,600 3,268,000 0.17%
60 PARAMETRIC PORTFOLIO ASSOCIATES LLC 48,544 3,265,000 0.17%
61 Granahan Investment Management, LLC 48,000 3,228,000 0.17%
62 UNITED SERVICES AUTOMOBILE ASSOCIATION 48,000 3,228,000 0.17%
63 Legal & General Group Plc 47,003 3,161,000 0.17%
64 RHUMBLINE ADVISERS 46,699 3,141,000 0.17%
65 TEACHERS ADVISORS, LLC 45,180 3,038,000 0.16%
66 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 43,916 2,953,000 0.16%
67 Grandeur Peak Global Advisors, LLC 43,375 2,917,000 0.15%
68 Swiss National Bank 42,500 2,858,000 0.15%
69 STATE OF WISCONSIN INVESTMENT BOARD 41,500 2,791,000 0.15%
70 CREDIT AGRICOLE S A 40,720 2,738,000 0.15%
71 Motley Fool Asset Management LLC 40,000 2,690,000 0.14%
72 ALLIANCEBERNSTEIN L.P. 37,450 2,519,000 0.13%
73 CANADA LIFE ASSURANCE Co 36,888 2,479,000 0.13%
74 BANK OF MONTREAL /CAN/ 35,968 2,419,000 0.13%
75 WELLS FARGO & COMPANY/MN 35,325 2,376,000 0.13%
76 WASATCH ADVISORS LP 33,200 2,233,000 0.12%
77 BENDER ROBERT & ASSOCIATES 32,382 2,178,000 0.12%
78 Invesco Ltd. 31,304 2,105,000 0.11%
79 GOLDMAN SACHS GROUP INC 30,185 2,030,000 0.11%
80 SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC 30,000 2,018,000 0.11%
81 ELKFORK PARTNERS LLC 28,084 1,889,000 0.10%
82 COMERICA BANK 25,575 1,816,000 0.10%
83 PEAK6 Group LLC 26,300 1,769,000 0.09% Put
84 GLEN HARBOR CAPITAL MANAGEMENT LLC 23,128 1,555,000 0.08%
85 Walleye Trading LLC 22,200 1,494,000 0.08% Put
86 State of Tennessee, Department of Treasury 22,130 1,488,000 0.08%
87 PEAK6 Group LLC 20,412 1,373,000 0.07%
88 MANUFACTURERS LIFE INSURANCE COMPANY, THE 19,032 1,280,000 0.07%
89 CITADEL ADVISORS LLC 18,958 1,275,000 0.07%
90 AMERICAN INTERNATIONAL GROUP, INC. 18,522 1,246,000 0.07%
91 MEADOW CREEK INVESTMENT MANAGEMENT LLC 18,172 1,222,000 0.06%
92 TEXAS PERMANENT SCHOOL FUND CORP 17,797 1,197,000 0.06%
93 Redmond Asset Management, LLC 17,460 1,174,000 0.06%
94 METROPOLITAN LIFE INSURANCE CO/NY 17,435 1,173,000 0.06%
95 CHATHAM CAPITAL GROUP, INC. 17,040 1,146,000 0.06%
96 PRICE T ROWE ASSOCIATES INC /MD/ 16,989 1,143,000 0.06%
97 DUPONT CAPITAL MANAGEMENT CORP 16,588 1,116,000 0.06%
98 RUSSELL INVESTMENTS GROUP, LTD. 16,501 1,110,000 0.06%
99 DENVER INVESTMENT ADVISORS LLC 16,420 1,104,000 0.06%
100 STIFEL FINANCIAL CORP 16,399 1,103,000 0.06%
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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.