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BIO TECHNE CORP
BIO TECHNE CORP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 244 Institutional holders with a total value of $3,667,122,883.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 VANGUARD GROUP INC 2,442,423 244,950,000 6.68%
2 BROWN CAPITAL MANAGEMENT LLC 2,317,290 232,401,000 6.34%
3 Jackson Square Partners, LLC 1,745,003 175,006,000 4.77%
4 BlackRock Fund Advisors 1,602,267 160,691,000 4.38%
5 COLUMBIA WANGER ASSET MANAGEMENT LLC 1,483,300 148,760,000 4.06%
6 JANUS HENDERSON INVESTORS US LLC 1,475,944 148,022,000 4.04%
7 MAIRS & POWER INC 1,379,687 138,369,000 3.77%
8 BLAIR WILLIAM & CO/IL 1,274,548 127,824,000 3.49%
9 MACQUARIE GROUP LTD 1,169,647 117,304,000 3.20%
10 BlackRock Institutional Trust Company, N.A. 1,084,858 108,800,000 2.97%
11 BAMCO INC /NY/ 1,053,220 105,627,000 2.88%
12 STATE STREET CORP 1,043,797 104,682,000 2.85%
13 FIRST TRUST ADVISORS LP 1,032,977 103,597,000 2.83%
14 Neuberger Berman Group LLC 1,029,623 103,261,000 2.82%
15 Invesco Ltd. 941,704 94,444,000 2.58%
16 RIVERBRIDGE PARTNERS LLC 834,460 83,688,000 2.28%
17 KORNITZER CAPITAL MANAGEMENT INC /KS 760,690 76,290,000 2.08%
18 SEGALL BRYANT & HAMILL, LLC 749,834 75,201,000 2.05%
19 Select Equity Group, L.P. 591,474 59,318,927 1.62%
20 CRAMER ROSENTHAL MCGLYNN LLC 551,394 55,299,000 1.51%
21 DEPRINCE RACE & ZOLLO INC 526,436 52,796,000 1.44%
22 NORTHERN TRUST CORP 509,108 51,058,000 1.39%
23 NEW YORK STATE COMMON RETIREMENT FUND 451,757 45,307,000 1.24%
24 Bank of New York Mellon Corp 436,045 43,732,000 1.19%
25 ROYCE & ASSOCIATES LP 401,385 40,255,000 1.10%
26 MACKENZIE FINANCIAL CORP 397,800 39,895,000 1.09%
27 DF DENT & CO INC 346,332 34,734,000 0.95%
28 NORGES BANK 342,081 34,307,000 0.94%
29 WASATCH ADVISORS LP 340,522 34,151,000 0.93%
30 ATLANTA CAPITAL MANAGEMENT CO L L C 333,888 33,486,000 0.91%
31 RUSSELL FRANK CO/ 287,737 28,857,000 0.79%
32 RENAISSANCE TECHNOLOGIES LLC 281,100 28,192,000 0.77%
33 FIL Ltd 262,369 26,313,000 0.72%
34 AMERIPRISE FINANCIAL INC 245,717 24,644,000 0.67%
35 JANUS HENDERSON GROUP PLC 178,953 23,684,000 0.65%
36 GEODE CAPITAL MANAGEMENT, LLC 211,525 21,213,000 0.58%
37 DENVER INVESTMENT ADVISORS LLC 191,697 19,226,000 0.52%
38 FRED ALGER MANAGEMENT, LLC 187,816 18,836,000 0.51%
39 SCHRODER INVESTMENT MANAGEMENT GROUP 181,933 18,019,000 0.49%
40 Conestoga Capital Advisors, LLC 163,099 16,357,000 0.45%
41 MANAGED ACCOUNT ADVISORS LLC 160,559 16,103,000 0.44%
42 STATE OF WISCONSIN INVESTMENT BOARD 153,123 15,357,000 0.42%
43 Boston Trust Walden Corp 148,711 14,914,000 0.41%
44 Summit Creek Advisors LLC 140,199 14,061,000 0.38%
45 Stephens Investment Management Group LLC 137,048 13,745,000 0.37%
46 CITADEL ADVISORS LLC 135,596 13,599,000 0.37%
47 TIAA CREF INVESTMENT MANAGEMENT LLC 133,737 13,412,000 0.37%
48 EDGE ASSET MANAGEMENT, INC 124,975 12,534,000 0.34%
49 DIMENSIONAL FUND ADVISORS LP 120,294 12,064,000 0.33%
50 Tamarack Capital Management, LLC 115,000 11,533,000 0.31%
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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.