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INSULET CORPORATION
INSULET CORPORATION. Institutional holdings reported to the SEC.

Institutional Holders (2016Q1)
Portfolio Summary: 167 Institutional holders with a total value of $2,053,431,334.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WELLINGTON MANAGEMENT GROUP LLP 6,815,659 226,007,000 11.01%
2 Capital Research Global Investors 6,323,033 209,672,000 10.21%
3 PRIMECAP MANAGEMENT CO/CA/ 5,194,369 172,245,000 8.39%
4 VANGUARD GROUP INC 4,060,429 134,644,000 6.56%
5 FMR LLC 2,831,500 93,893,000 4.57%
6 Slate Path Capital LP 2,720,000 90,195,000 4.39%
7 VALINOR MANAGEMENT, L.P. 2,549,777 84,551,000 4.12%
8 Clearbridge Investments, LLC 2,050,866 68,007,000 3.31%
9 FRONTIER CAPITAL MANAGEMENT CO LLC 1,913,459 63,450,000 3.09%
10 BlackRock Fund Advisors 1,532,819 50,828,000 2.48%
11 ARAVT GLOBAL LLC 1,485,000 49,243,000 2.40%
12 DARUMA CAPITAL MANAGEMENT LLC 1,483,179 49,182,000 2.40%
13 BlackRock Institutional Trust Company, N.A. 1,410,215 46,763,000 2.28%
14 Champlain Investment Partners, LLC 1,205,190 39,964,000 1.95%
15 Think Investments LP 1,101,600 36,529,000 1.78%
16 12 West Capital Management LP 1,089,632 36,132,000 1.76%
17 STATE STREET CORP 981,066 32,531,000 1.58%
18 NORTHERN TRUST CORP 888,293 29,457,000 1.43%
19 NORGES BANK 888,248 29,454,000 1.43%
20 D. E. Shaw & Co., Inc. 661,136 21,923,000 1.07%
21 LOOMIS SAYLES & CO L P 649,559 21,539,000 1.05%
22 ArrowMark Colorado Holdings LLC 585,303 19,409,000 0.95%
23 JANUS HENDERSON INVESTORS US LLC 578,532 19,184,000 0.93%
24 MORGAN STANLEY 556,185 18,443,000 0.90%
25 JPMORGAN CHASE & CO 553,340 18,348,000 0.89%
26 WEATHERBIE CAPITAL, LLC 534,843 17,735,000 0.86%
27 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 473,786 15,711,000 0.77%
28 BLACKROCK ADVISORS LLC 471,018 15,618,000 0.76%
29 FRANKLIN RESOURCES INC 449,969 14,921,000 0.73%
30 BANBURY PARTNERS LLC 444,668 14,745,000 0.72%
31 Permian Investment Partners, LP 388,725 12,890,000 0.63%
32 GEODE CAPITAL MANAGEMENT, LLC 380,970 12,632,000 0.62%
33 ROCKEFELLER FINANCIAL SERVICES INC 365,166 12,109,000 0.59%
34 Bank of New York Mellon Corp 295,971 9,815,000 0.48%
35 SEGALL BRYANT & HAMILL, LLC 286,466 9,499,000 0.46%
36 TIRSCHWELL & LOEWY INC 281,760 9,343,000 0.45%
37 Granite Investment Partners, LLC 278,114 9,222,000 0.45%
38 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 272,040 9,021,000 0.44%
39 KORNITZER CAPITAL MANAGEMENT INC /KS 266,545 8,839,000 0.43%
40 AMUNDI ASSET MANAGEMENT US, INC. 255,521 8,473,000 0.41%
41 TEACHERS ADVISORS, LLC 245,936 8,155,000 0.40%
42 BlackRock Investment Management, LLC 239,278 7,934,000 0.39%
43 RENAISSANCE TECHNOLOGIES LLC 222,400 7,375,000 0.36%
44 SUSQUEHANNA INTERNATIONAL GROUP, LLP 220,300 7,305,000 0.36% Call
45 Apex Capital Management 203,827 6,759,000 0.33%
46 Plymouth Lane Capital Management, LLC 200,000 6,632,000 0.32% Call
47 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 194,423 6,448,000 0.31%
48 PRICE T ROWE ASSOCIATES INC /MD/ 191,821 6,361,000 0.31%
49 TIAA CREF INVESTMENT MANAGEMENT LLC 183,608 6,088,000 0.30%
50 PURA VIDA INVESTMENTS, LLC 175,000 5,803,000 0.28%
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.