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ZAFGEN INC COM
ZAFGEN INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2015Q3)
Portfolio Summary: 101 Institutional holders with a total value of $670,338,176.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 4,068,520 129,989,000 19.39%
2 FRANKLIN RESOURCES INC 1,762,305 56,305,000 8.40%
3 JANUS HENDERSON INVESTORS US LLC 1,288,644 41,172,000 6.14%
4 JENNISON ASSOCIATES LLC 1,210,049 38,661,000 5.77%
5 WELLINGTON MANAGEMENT GROUP LLP 1,200,014 38,341,000 5.72%
6 BlackRock Fund Advisors 814,418 26,021,000 3.88%
7 Foresite Capital Management II, LLC 811,300 25,921,000 3.87%
8 VANGUARD GROUP INC 680,854 21,753,000 3.25%
9 RS INVESTMENT MANAGEMENT CO LLC 596,110 19,046,000 2.84%
10 DEERFIELD MANAGEMENT COMPANY, L.P. 553,472 17,683,000 2.64%
11 VHCP Management, LLC 541,480 17,300,000 2.58%
12 Capital World Investors 512,644 16,379,000 2.44%
13 Tourbillon Capital Partners, L.P. 458,758 14,657,000 2.19%
14 PRICE T ROWE ASSOCIATES INC /MD/ 447,389 14,294,000 2.13%
15 ALPS ADVISORS INC 42,418 13,553,000 2.02%
16 LOOMIS SAYLES & CO L P 411,859 13,159,000 1.96%
17 BlackRock Institutional Trust Company, N.A. 405,255 12,948,000 1.93%
18 BAKER BROS. ADVISORS LP 390,346 12,472,000 1.86%
19 Granahan Investment Management, LLC 363,007 11,598,000 1.73%
20 AXA S.A. 261,536 8,356,000 1.25%
21 FARALLON CAPITAL MANAGEMENT LLC 231,300 7,390,000 1.10%
22 NORTHERN TRUST CORP 214,412 6,851,000 1.02%
23 Third Rock Ventures, LLC 210,371 6,721,000 1.00%
24 BLACKROCK ADVISORS LLC 203,933 6,516,000 0.97%
25 JPMORGAN CHASE & CO 190,735 6,094,000 0.91%
26 LORD, ABBETT & CO. LLC 163,163 5,213,000 0.78%
27 HAMILTON LANE ADVISORS LLC 124,940 3,992,000 0.60%
28 Candriam S.C.A. 120,400 3,847,000 0.57%
29 GEODE CAPITAL MANAGEMENT, LLC 118,622 3,789,000 0.57%
30 Asset Management One Co., Ltd. 121,042 3,783,000 0.56%
31 MACQUARIE GROUP LTD 114,316 3,652,000 0.54%
32 HARBOURVEST PARTNERS LLC 111,894 3,575,000 0.53%
33 DEUTSCHE BANK AG\ 110,269 3,521,000 0.53%
34 Lombard Odier Asset Management (USA) Corp 107,287 3,428,000 0.51%
35 BELLEVUE ASSET MANAGEMENT AG 100,000 3,195,000 0.48%
36 Bank of New York Mellon Corp 75,121 2,400,000 0.36%
37 BlackRock Investment Management, LLC 70,488 2,252,000 0.34%
38 Ghost Tree Capital, LLC 65,000 2,077,000 0.31%
39 PRINCIPAL FINANCIAL GROUP INC 63,290 2,022,000 0.30%
40 TIAA CREF INVESTMENT MANAGEMENT LLC 62,076 1,983,000 0.30%
41 AQR CAPITAL MANAGEMENT LLC 61,656 1,970,000 0.29%
42 SUSQUEHANNA INTERNATIONAL GROUP, LLP 58,900 1,882,000 0.28% Put
43 EMERALD MUTUAL FUND ADVISERS TRUST 55,000 1,757,000 0.26%
44 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 52,996 1,694,000 0.25%
45 ACUTA CAPITAL PARTNERS, LLC 51,519 1,646,000 0.25%
46 BALYASNY ASSET MANAGEMENT L.P. 48,342 1,545,000 0.23%
47 MORGAN STANLEY 45,904 1,467,000 0.22%
48 SUSQUEHANNA INTERNATIONAL GROUP, LLP 40,324 1,288,000 0.19%
49 SPHERA FUNDS MANAGEMENT LTD. 40,000 1,278,000 0.19%
50 Iguana Healthcare Management, LLC 40,000 1,278,000 0.19%
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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.