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

Institutional Holders (2017Q1)
Portfolio Summary: 260 Institutional holders with a total value of $6,183,299,443.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BlackRock Finance, Inc. 3,000,674 562,595,000 9.10%
2 VANGUARD GROUP INC 2,855,565 535,390,000 8.66%
3 BAILLIE GIFFORD & CO 2,618,361 490,916,000 7.94%
4 Capital World Investors 1,466,000 274,860,000 4.45%
5 WELLS FARGO & COMPANY/MN 1,256,352 235,554,000 3.81%
6 Neuberger Berman Group LLC 1,024,095 192,008,000 3.11%
7 STATE STREET CORP 980,810 183,883,000 2.97%
8 PRIMECAP MANAGEMENT CO/CA/ 959,720 179,938,000 2.91%
9 FRANKLIN RESOURCES INC 801,811 150,304,000 2.43%
10 KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 762,938 143,043,000 2.31%
11 JANUS HENDERSON INVESTORS US LLC 717,659 134,554,000 2.18%
12 Invesco Ltd. 645,298 120,986,000 1.96%
13 GW&K Investment Management, LLC 595,939 111,733,000 1.81%
14 AMERICAN CENTURY COMPANIES INC 544,281 102,047,000 1.65%
15 Van Berkom & Associates Inc. 459,325 86,119,000 1.39%
16 ROYAL BANK OF CANADA 447,722 83,942,000 1.36%
17 Burgundy Asset Management Ltd. 446,971 83,803,000 1.36%
18 WELLINGTON MANAGEMENT GROUP LLP 423,301 79,364,000 1.28%
19 Bank of New York Mellon Corp 420,714 78,881,000 1.28%
20 Geneva Advisors, LLC 401,761 75,326,000 1.22%
21 AEGON ASSET MANAGEMENT UK PLC 381,069 71,446,626 1.16%
22 NORGES BANK 360,629 67,614,000 1.09%
23 FMR LLC 359,802 67,459,000 1.09%
24 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 353,396 66,258,000 1.07%
25 AQR CAPITAL MANAGEMENT LLC 339,797 63,709,000 1.03%
26 OppenheimerFunds, Inc. 331,356 62,126,000 1.00%
27 Stephens Investment Management Group LLC 329,244 61,730,000 1.00%
28 PRICE T ROWE ASSOCIATES INC /MD/ 328,523 61,595,000 1.00%
29 NORTHERN TRUST CORP 324,787 60,895,000 0.98%
30 GOLDMAN SACHS GROUP INC 316,153 59,275,000 0.96%
31 Mitsubishi UFJ Trust & Banking Corp 313,100 58,703,000 0.95%
32 GEODE CAPITAL MANAGEMENT, LLC 292,747 54,887,000 0.89%
33 JANUS HENDERSON GROUP PLC 289,779 54,331,000 0.88%
34 BAMCO INC /NY/ 270,439 50,705,000 0.82%
35 ALLIANCEBERNSTEIN L.P. 259,198 48,597,000 0.79%
36 BAHL & GAYNOR INC 258,424 48,452,000 0.78%
37 Nationwide Fund Advisors 240,950 45,176,000 0.73%
38 AMERIPRISE FINANCIAL INC 238,164 44,655,000 0.72%
39 LORD, ABBETT & CO. LLC 214,602 40,236,000 0.65%
40 LOOMIS SAYLES & CO L P 213,777 40,081,000 0.65%
41 DIMENSIONAL FUND ADVISORS LP 213,758 40,076,000 0.65%
42 WADDELL & REED FINANCIAL INC 206,089 38,640,000 0.62%
43 JPMORGAN CHASE & CO 191,441 35,893,000 0.58%
44 VOYA INVESTMENT MANAGEMENT LLC 182,359 34,191,000 0.55%
45 RENAISSANCE TECHNOLOGIES LLC 179,110 33,581,000 0.54%
46 FRED ALGER MANAGEMENT, LLC 171,819 32,214,000 0.52%
47 NEXT CENTURY GROWTH INVESTORS LLC 167,583 31,420,000 0.51%
48 MORGAN STANLEY 166,077 31,137,000 0.50%
49 BANK OF AMERICA CORP /DE/ 151,480 28,401,000 0.46%
50 PRINCIPAL FINANCIAL GROUP INC 150,753 28,264,000 0.46%
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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.