Dark
Light
System
Security
IROBOT CORP
IROBOT CORP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q3)
Portfolio Summary: 171 Institutional holders with a total value of $622,816,888.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 VANGUARD GROUP INC 2,083,878 60,724,000 9.75%
2 RED MOUNTAIN CAPITAL PARTNERS LLC 1,782,500 51,942,000 8.34%
3 BlackRock Fund Advisors 1,739,787 50,697,000 8.14%
4 PRICE T ROWE ASSOCIATES INC /MD/ 1,509,000 43,972,000 7.06%
5 WELLINGTON MANAGEMENT GROUP LLP 1,037,606 30,237,000 4.85%
6 OppenheimerFunds, Inc. 1,000,000 29,140,000 4.68%
7 KENNEDY CAPITAL MANAGEMENT LLC 862,434 25,131,000 4.04%
8 Bank of New York Mellon Corp 826,071 24,073,000 3.87%
9 BlackRock Institutional Trust Company, N.A. 746,221 21,745,000 3.49%
10 DIMENSIONAL FUND ADVISORS LP 686,989 20,019,000 3.21%
11 Invesco Ltd. 536,506 15,634,000 2.51%
12 STATE STREET CORP 532,873 15,529,000 2.49%
13 BAILLIE GIFFORD & CO 506,200 14,751,000 2.37%
14 LAZARD ASSET MANAGEMENT LLC 398,300 11,606,000 1.86%
15 DISCIPLINED GROWTH INVESTORS INC /MN 369,350 10,763,000 1.73%
16 NORTHERN TRUST CORP 322,487 9,397,000 1.51%
17 MORGAN STANLEY 282,513 8,233,000 1.32%
18 CAPITAL GUARDIAN TRUST CO 246,058 7,170,000 1.15%
19 Neuberger Berman Group LLC 226,575 6,602,000 1.06%
20 DEUTSCHE BANK AG\ 223,116 6,500,000 1.04%
21 CREDIT SUISSE AG/ 215,607 6,284,000 1.01%
22 GEODE CAPITAL MANAGEMENT, LLC 208,872 6,086,000 0.98%
23 CWM, LLC 193,362 5,635,000 0.90%
24 PRINCIPAL FINANCIAL GROUP INC 187,907 5,476,000 0.88%
25 DENVER INVESTMENT ADVISORS LLC 184,844 5,386,000 0.86%
26 Personal Capital Advisors Corp 169,765 4,947,000 0.79%
27 ROYCE & ASSOCIATES LP 166,000 4,837,000 0.78%
28 OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 153,425 4,471,000 0.72%
29 AMERIPRISE FINANCIAL INC 141,048 4,110,000 0.66%
30 SCOUT INVESTMENTS, INC. 129,275 3,767,000 0.60%
31 BlackRock Investment Management, LLC 120,677 3,517,000 0.56%
32 COMERICA BANK 110,978 3,234,000 0.52%
33 SUSQUEHANNA INTERNATIONAL GROUP, LLP 103,500 3,016,000 0.48% Put
34 PNC FINANCIAL SERVICES GROUP, INC. 101,867 2,969,000 0.48%
35 TIAA CREF INVESTMENT MANAGEMENT LLC 100,382 2,925,000 0.47%
36 LORD, ABBETT & CO. LLC 100,036 2,915,000 0.47%
37 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 95,789 2,792,000 0.45%
38 UBS Group AG 90,249 2,630,000 0.42%
39 SUSQUEHANNA INTERNATIONAL GROUP, LLP 82,125 2,393,000 0.38%
40 PEAK6 Group LLC 81,900 2,387,000 0.38% Call
41 J.P. Morgan Private Wealth Advisors LLC 80,851 2,356,000 0.38%
42 SUSQUEHANNA INTERNATIONAL GROUP, LLP 80,200 2,337,000 0.38% Call
43 BARROW HANLEY MEWHINNEY & STRAUSS LLC 77,025 2,244,000 0.36%
44 CITADEL ADVISORS LLC 75,064 2,187,000 0.35%
45 KORNITZER CAPITAL MANAGEMENT INC /KS 74,400 2,168,000 0.35%
46 CONNORS INVESTOR SERVICES INC 73,059 2,129,000 0.34%
47 Vident Investment Advisory, LLC 72,308 2,107,000 0.34%
48 GAM Holding AG 69,380 2,021,000 0.32%
49 PRUDENTIAL FINANCIAL INC 68,376 1,992,000 0.32%
50 TWO SIGMA ADVISERS, LP 64,027 1,866,000 0.30%
Page 1 of 4

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.