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SERES THERAPEUTICS INC
SERES THERAPEUTICS INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 45 Institutional holders with a total value of $471,486,114.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Chicago Partners Investment Group LLC 100 4,000 0.00%
2 INTEGRATED WEALTH MANAGEMENT 300 12,000 0.00%
3 MAZAMA CAPITAL MANAGEMENT INC 578 24,000 0.01%
4 MORGAN STANLEY 2,500 104,000 0.02%
5 PLATINUM INVESTMENT MANAGEMENT LTD 5,000 207,000 0.04%
6 Geduld E E 5,000 208,000 0.04%
7 Schonfeld Group Holdings LLC 7,500 311,000 0.07%
8 OMERS ADMINISTRATION Corp 9,900 411,000 0.09%
9 ArrowMark Colorado Holdings LLC 10,000 415,000 0.09%
10 Achievement Holdings L.P. 13,000 540,000 0.11%
11 TD ASSET MANAGEMENT INC 14,600 606,000 0.13%
12 TUDOR INVESTMENT CORP ET AL 15,000 623,000 0.13%
13 DEUTSCHE BANK AG\ 19,474 808,000 0.17%
14 VANGUARD GROUP INC 20,000 830,000 0.18%
15 NORGES BANK 20,000 830,000 0.18%
16 BlackRock Investment Management, LLC 20,300 842,000 0.18%
17 JPMORGAN CHASE & CO 24,800 1,030,000 0.22%
18 Alyeska Investment Group, L.P. 30,000 1,245,000 0.26%
19 Laurion Capital Management LP 31,000 1,287,000 0.27%
20 EcoR1 Capital, LLC 40,000 1,660,000 0.35%
21 LANDSCAPE CAPITAL MANAGEMENT, L.L.C. 46,500 1,930,000 0.41%
22 PERCEPTIVE ADVISORS LLC 50,000 2,075,000 0.44%
23 Cormorant Asset Management, LP 50,000 2,075,000 0.44%
24 BlackRock Finance, Inc. 55,100 2,287,000 0.49%
25 JANUS HENDERSON INVESTORS US LLC 62,073 2,576,000 0.55%
26 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 68,200 2,830,000 0.60%
27 MILLENNIUM MANAGEMENT LLC 82,931 3,442,000 0.73%
28 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 101,063 4,194,114 0.89%
29 OXFORD ASSET MANAGEMENT LLP 121,800 5,055,000 1.07%
30 BAKER BROS. ADVISORS LP 125,000 5,188,000 1.10%
31 LORD, ABBETT & CO. LLC 160,000 6,640,000 1.41%
32 Artal Group S.A. 160,057 6,642,000 1.41%
33 BlackRock Group LTD 192,800 8,001,000 1.70%
34 CITADEL ADVISORS LLC 193,226 8,019,000 1.70%
35 Rock Springs Capital Management LP 207,215 8,599,000 1.82%
36 ORBIMED ADVISORS LLC 246,645 10,236,000 2.17%
37 RA CAPITAL MANAGEMENT, L.P. 246,645 10,236,000 2.17%
38 WADDELL & REED FINANCIAL INC 301,290 12,503,000 2.65%
39 Capital World Investors 375,000 15,563,000 3.30%
40 JENNISON ASSOCIATES LLC 390,000 16,185,000 3.43%
41 TimesSquare Capital Management, LLC 410,100 17,019,000 3.61%
42 Flagship Ventures 2007 General Partner LLC 599,297 24,871,000 5.28%
43 BLACKROCK ADVISORS LLC 648,060 26,895,000 5.70%
44 PRICE T ROWE ASSOCIATES INC /MD/ 961,076 39,032,000 8.28%
45 FMR LLC 5,238,465 217,396,000 46.11%

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.