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SEATTLE GENETICS INC
SEATTLE GENETICS INC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q2)
Portfolio Summary: 231 Institutional holders with a total value of $5,610,523,976.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BAKER BROS. ADVISORS LP 43,238,967 1,747,287,000 31.14%
2 BAILLIE GIFFORD & CO 17,116,142 691,663,000 12.33%
3 FMR LLC 14,588,049 589,503,000 10.51%
4 PRIMECAP MANAGEMENT CO/CA/ 13,514,712 546,130,000 9.73%
5 VANGUARD GROUP INC 7,110,502 287,335,000 5.12%
6 Artisan Partners Limited Partnership 4,206,104 169,969,000 3.03%
7 PRICE T ROWE ASSOCIATES INC /MD/ 3,689,989 149,112,000 2.66%
8 WASATCH ADVISORS LP 2,858,565 115,515,000 2.06%
9 BlackRock Fund Advisors 2,846,565 115,030,000 2.05%
10 BlackRock Institutional Trust Company, N.A. 2,554,319 103,220,000 1.84%
11 STATE STREET CORP 2,012,517 81,321,000 1.45%
12 COLUMBIA WANGER ASSET MANAGEMENT LLC 1,428,393 57,721,000 1.03%
13 OppenheimerFunds, Inc. 1,400,000 56,574,000 1.01%
14 Redmile Group, LLC 1,381,477 55,825,000 1.00%
15 PINNACLE ASSOCIATES LTD 1,186,218 47,935,000 0.85%
16 DEUTSCHE BANK AG\ 970,683 39,223,000 0.70%
17 NORGES BANK 910,520 36,794,000 0.66%
18 Mitsubishi UFJ Trust & Banking Corp 888,429 35,901,000 0.64%
19 EVENTIDE ASSET MANAGEMENT, LLC 835,506 33,763,000 0.60%
20 CITADEL ADVISORS LLC 754,281 30,480,000 0.54%
21 FIRST TRUST ADVISORS LP 749,848 30,301,000 0.54%
22 GEODE CAPITAL MANAGEMENT, LLC 733,149 29,626,000 0.53%
23 BLAIR WILLIAM & CO/IL 696,200 28,133,000 0.50%
24 Lagoda Investment Management, L.P. 565,243 22,841,000 0.41%
25 THORNBURG INVESTMENT MANAGEMENT INC 432,164 17,464,000 0.31%
26 Bank of New York Mellon Corp 419,602 16,956,000 0.30%
27 NORTHERN TRUST CORP 415,410 16,786,000 0.30%
28 NEW YORK STATE COMMON RETIREMENT FUND 402,540 16,267,000 0.29%
29 EMERALD ACQUISITION LTD. 401,398 16,220,000 0.29%
30 BANK OF AMERICA CORP /DE/ 392,696 15,869,000 0.28%
31 BALYASNY ASSET MANAGEMENT L.P. 390,000 15,760,000 0.28%
32 BLACKROCK ADVISORS LLC 371,755 15,023,000 0.27%
33 GOLDMAN SACHS GROUP INC 340,325 13,753,000 0.25%
34 BLUE JAY CAPITAL MANAGEMENT, LLC 328,430 13,272,000 0.24%
35 PointState Capital LP 300,000 12,123,000 0.22%
36 TIAA CREF INVESTMENT MANAGEMENT LLC 290,178 11,726,000 0.21%
37 CREDIT SUISSE AG/ 285,131 11,524,000 0.21%
38 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 252,113 10,188,000 0.18%
39 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 236,300 9,549,000 0.17%
40 BOXER CAPITAL, LLC 232,600 9,399,000 0.17%
41 MANNING & NAPIER ADVISORS LLC 228,321 9,224,000 0.16%
42 DIMENSIONAL FUND ADVISORS LP 211,825 8,560,000 0.15%
43 LORD, ABBETT & CO. LLC 210,174 8,493,000 0.15%
44 ROYAL BANK OF CANADA 207,282 8,376,000 0.15%
45 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 203,507 8,224,000 0.15%
46 Invesco Ltd. 196,420 7,937,000 0.14%
47 VAN ECK ASSOCIATES CORP 181,517 7,335,000 0.13%
48 STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 179,627 7,258,000 0.13%
49 Swiss National Bank 177,900 7,189,000 0.13%
50 CANADA PENSION PLAN INVESTMENT BOARD 175,600 7,096,000 0.13%
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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.