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MARKETAXESS HLDGS INC
MARKETAXESS HLDGS INC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q3)
Portfolio Summary: 311 Institutional holders with a total value of $5,568,728,589.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BAILLIE GIFFORD & CO 2,678,448 443,525,000 7.96%
2 VANGUARD GROUP INC 2,663,066 440,977,000 7.92%
3 WELLS FARGO & COMPANY/MN 1,594,070 263,962,000 4.74%
4 BlackRock Fund Advisors 1,426,370 236,193,000 4.24%
5 BlackRock Institutional Trust Company, N.A. 1,112,320 184,189,000 3.31%
6 Neuberger Berman Group LLC 1,083,595 179,432,000 3.22%
7 STATE STREET CORP 1,018,176 168,603,000 3.03%
8 PRIMECAP MANAGEMENT CO/CA/ 1,003,420 166,156,000 2.98%
9 WELLINGTON MANAGEMENT GROUP LLP 936,161 155,018,000 2.78%
10 JANUS HENDERSON INVESTORS US LLC 901,396 149,262,000 2.68%
11 Invesco Ltd. 706,620 117,010,000 2.10%
12 GW&K Investment Management, LLC 697,740 115,539,000 2.07%
13 KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 683,542 113,188,000 2.03%
14 Capital World Investors 660,000 109,289,000 1.96%
15 DIMENSIONAL FUND ADVISORS LP 628,917 104,143,000 1.87%
16 GOLDMAN SACHS GROUP INC 577,810 95,680,000 1.72%
17 LORD, ABBETT & CO. LLC 545,673 90,358,000 1.62%
18 Burgundy Asset Management Ltd. 507,638 84,060,000 1.51%
19 AMERICAN CENTURY COMPANIES INC 491,330 81,359,000 1.46%
20 FRANKLIN RESOURCES INC 470,694 77,945,000 1.40%
21 Van Berkom & Associates Inc. 465,845 77,139,000 1.39%
22 OppenheimerFunds, Inc. 448,343 74,242,000 1.33%
23 Bank of New York Mellon Corp 388,864 64,392,000 1.16%
24 NORGES BANK 394,685 62,422,000 1.12%
25 NEXT CENTURY GROWTH INVESTORS LLC 373,055 61,774,000 1.11%
26 Mitsubishi UFJ Trust & Banking Corp 359,160 59,473,000 1.07%
27 AEGON ASSET MANAGEMENT UK PLC 355,957 58,960,718 1.06%
28 FMR LLC 341,100 56,483,000 1.01%
29 NORTHERN TRUST CORP 330,205 54,679,000 0.98%
30 PRICE T ROWE ASSOCIATES INC /MD/ 329,818 54,615,000 0.98%
31 JANUS HENDERSON GROUP PLC 312,691 51,780,000 0.93%
32 BAMCO INC /NY/ 282,566 46,790,000 0.84%
33 COLUMBIA WANGER ASSET MANAGEMENT LLC 278,744 46,157,000 0.83%
34 Stephens Investment Management Group LLC 272,240 45,080,000 0.81%
35 BAHL & GAYNOR INC 265,874 44,026,000 0.79%
36 LOOMIS SAYLES & CO L P 265,438 43,954,000 0.79%
37 GEODE CAPITAL MANAGEMENT, LLC 250,446 41,470,000 0.74%
38 BANK OF AMERICA CORP /DE/ 216,557 35,859,000 0.64%
39 KORNITZER CAPITAL MANAGEMENT INC /KS 211,081 34,953,000 0.63%
40 PRINCIPAL FINANCIAL GROUP INC 208,637 34,547,000 0.62%
41 ALLIANCEBERNSTEIN L.P. 197,814 32,756,000 0.59%
42 Nationwide Fund Advisors 190,293 31,511,000 0.57%
43 AMERIPRISE FINANCIAL INC 185,515 30,720,000 0.55%
44 Granahan Investment Management, LLC 167,520 27,740,000 0.50%
45 TIAA CREF INVESTMENT MANAGEMENT LLC 166,604 27,588,000 0.50%
46 JPMORGAN CHASE & CO 166,260 27,531,000 0.49%
47 FEDERATED HERMES, INC. 164,772 27,285,000 0.49%
48 VICTORY CAPITAL MANAGEMENT INC 156,432 25,903,000 0.47%
49 UBS Group AG 155,500 25,749,000 0.46% Put
50 UBS Group AG 147,270 24,386,000 0.44%
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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.