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Seres Therapeutics
MCRB

Overview Fund Activity

74 hedge funds and large institutions have $341M invested in Seres Therapeutics in 2017 Q2 according to their latest regulatory filings, with 9 funds opening new positions, 27 increasing their positions, 23 reducing their positions, and 14 closing their positions.

Holders
74
Holders Change
-5
Holders Change %
-6.33%
% of All Funds
1.85%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
9
Increased
27
Reduced
23
Closed
14
Calls
$1.3M
Puts
$390K
Net Calls
+$912K
Net Calls Change
+$69K

Top Buyers

1
BlackRock
1
BlackRock
New York
$20.9M
2
AIM
2
ARK Investment Management
Florida
$8.65M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$5.2M
4
State Street
4
State Street
Massachusetts
$3.64M
5
Northern Trust
5
Northern Trust
Illinois
$2.66M

Top Sellers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$5.25M
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$3.02M
3
Deutsche Bank
3
Deutsche Bank
Germany
$2.05M
4
TCIM
4
TIAA CREF Investment Management
New York
$604K
5
SIM
5
Spark Investment Management
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
FP
1
Flagship Pioneering
Massachusetts
$143M 12,682,876 – –
Fidelity Investments
2
Fidelity Investments
Massachusetts
$68.4M 6,056,294 +3,375 +0.1%
BlackRock
3
BlackRock
New York
$20.9M 1,849,479 +149,094 +9%
Vanguard Group
4
Vanguard Group
Pennsylvania
$17.9M 1,585,026 +19,363 +1%
Capital World Investors
5
Capital World Investors
California
$17.6M 1,561,000 – –
AIM
6
ARK Investment Management
Florida
$8.65M 765,191 +135,276 +21%
Federated Hermes
7
Federated Hermes
Pennsylvania
$8.46M 748,568 -48,916 -6%
AG
8
Artal Group
Luxembourg
$6.78M 600,000 – –
D.E. Shaw & Co
9
D.E. Shaw & Co
New York
$5.96M 527,261 -51,040 -9%
T. Rowe Price Associates
10
T. Rowe Price Associates
Maryland
$5.25M 464,423 -252,372 -35%
Renaissance Technologies
11
Renaissance Technologies
New York
$5.2M 460,300 +109,500 +31%
State Street
12
State Street
Massachusetts
$3.64M 321,699 +34,393 +12%
JPMorgan Chase & Co
13
JPMorgan Chase & Co
New York
$3.02M 266,855 -103,370 -28%
Northern Trust
14
Northern Trust
Illinois
$2.66M 235,766 +32,875 +16%
RSCM
15
Rock Springs Capital Management
Maryland
$2.49M 220,000 – –
Deutsche Bank
16
Deutsche Bank
Germany
$2.05M 181,962 -72,328 -28%
Millennium Management
17
Millennium Management
New York
$1.97M 174,359 -6,303 -3%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$1.92M 170,095 +3,770 +2%
Wellington Management Group
19
Wellington Management Group
Massachusetts
$1.8M 159,329 -26,206 -14%
BBA
20
Baker Bros. Advisors
New York
$1.41M 125,000 – –
Charles Schwab
21
Charles Schwab
California
$1.04M 91,543 +494 +0.5%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$910K 80,546 -1,304 -2%
TCIM
23
TIAA CREF Investment Management
New York
$604K 53,420 -56,656 -51%
AllianceBernstein
24
AllianceBernstein
Tennessee
$470K 41,600 +9,000 +28%
Citadel Advisors
25
Citadel Advisors
Florida
$455K 40,212 +19,550 +95%
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