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

Institutional Holders (2015Q2)
Portfolio Summary: 194 Institutional holders with a total value of $1,700,695,432.
#
Manager Name
Shares
Value ($)
%
Options
Notes
101 SIT INVESTMENT ASSOCIATES INC 14,400 972,000 0.06%
102 NORGES BANK 13,947 941,000 0.06%
103 ROSENBLUM SILVERMAN SUTTON S F INC /CA 13,165 888,000 0.05%
104 CREDIT SUISSE AG/ 12,660 854,000 0.05%
105 STIFEL FINANCIAL CORP 12,209 824,000 0.05%
106 BANK OF AMERICA CORP /DE/ 12,072 814,000 0.05%
107 Ruffer LLP 12,000 810,000 0.05%
108 Numeric Investors LLC 11,700 790,000 0.05%
109 VOYA INVESTMENT MANAGEMENT LLC 11,384 768,000 0.05%
110 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 11,200 756,000 0.04%
111 Cubist Systematic Strategies, LLC 10,786 728,000 0.04%
112 People's United Financial, Inc. 10,515 710,000 0.04%
113 HUSSMAN STRATEGIC ADVISORS, INC. 10,000 675,000 0.04%
114 CITADEL ADVISORS LLC 9,961 673,000 0.04%
115 FIRST MERCANTILE TRUST CO 9,351 631,000 0.04%
116 Jaffetilchin Investment Partners, LLC 8,938 603,000 0.04%
117 GOLDMAN SACHS GROUP INC 8,700 587,000 0.03% Put
118 PNC FINANCIAL SERVICES GROUP, INC. 8,608 581,000 0.03%
119 DekaBank Deutsche Girozentrale 8,500 574,000 0.03%
120 STEPHENS INC /AR/ 8,405 567,000 0.03%
121 WEDBUSH SECURITIES INC 8,149 550,000 0.03%
122 ALPS ADVISORS INC 7,598 513,000 0.03%
123 KEYBANK NATIONAL ASSOCIATION/OH 7,353 496,000 0.03%
124 LPL Financial LLC 7,216 492,000 0.03%
125 GOLDMAN SACHS GROUP INC 7,200 486,000 0.03% Call
126 Parallax Volatility Advisers, L.P. 6,600 445,000 0.03% Put
127 COMMERCE BANK 6,587 444,000 0.03%
128 SIMPLEX TRADING, LLC 5,873 396,000 0.02%
129 PDT Partners, LLC 5,837 394,000 0.02%
130 Redmond Asset Management, LLC 5,685 384,000 0.02%
131 BlackRock Group LTD 5,636 380,000 0.02%
132 CITIGROUP INC 5,566 376,000 0.02%
133 1st Global Advisors, Inc. 5,575 376,000 0.02%
134 FDx Advisors, Inc. 5,416 366,000 0.02%
135 Janney Montgomery Scott LLC 5,047 340,572 0.02%
136 GOLDMAN SACHS GROUP INC 5,027 339,000 0.02%
137 SUNTRUST BANKS INC 5,031 339,000 0.02%
138 ALPINE WOODS CAPITAL INVESTORS, LLC 5,000 337,000 0.02%
139 Spot Trading L.L.C 4,909 331,000 0.02%
140 Zurcher Kantonalbank (Zurich Cantonalbank) 4,776 322,000 0.02%
141 REGIONS FINANCIAL CORP 4,715 319,000 0.02%
142 CIM INVESTMENT MANAGEMENT INC 4,567 308,000 0.02%
143 M&T BANK CORP 4,359 294,000 0.02%
144 D.A. DAVIDSON & CO. 4,319 290,000 0.02%
145 OAK ASSOCIATES LTD /OH/ 4,175 282,000 0.02%
146 HSBC HOLDINGS PLC 4,051 274,000 0.02%
147 Walleye Trading LLC 3,932 265,000 0.02%
148 Partnervest Advisory Services LLC 3,899 263,000 0.02%
149 NATIONAL PENN INVESTORS TRUST CO /PA 3,542 239,000 0.01%
150 PRINCIPAL FINANCIAL GROUP INC 3,511 237,000 0.01%
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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.