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Seres Therapeutics
MCRB

152 hedge funds and large institutions have $1.85B invested in Seres Therapeutics in 2021 Q1 according to their latest regulatory filings, with 25 funds opening new positions, 61 increasing their positions, 45 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

606% more call options, than puts

Call options by funds: $35.3M | Put options by funds: $5.01M

36% more repeat investments, than reductions

Existing positions increased: 61 | Existing positions reduced: 45

9% more first-time investments, than exits

New positions opened: 25 | Existing positions closed: 23

0.17% more ownership

Funds ownership: 4.74% → 4.92% (+0.17%)

0% more funds holding

Funds holding: 152 → 152 (0)

12% less capital invested

Capital invested by funds: $2.12B → $1.85B (-$264M)

50% less funds holding in top 10

Funds holding in top 10: 2 → 1 (-1)

Holders
152
Holders Change
–
Holders Change %
0%
% of All Funds
2.67%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
25
Increased
61
Reduced
45
Closed
23
Calls
$35.3M
Puts
$5.01M
Net Calls
+$30.3M
Net Calls Change
+$19.4M

Top Buyers

Rank Fund Capital Flow
1
RCM
RA Capital Management
Massachusetts
+$85.1M
2
Janus Henderson Group
Janus Henderson Group
United Kingdom
+$23.1M
3
Fidelity Investments
Fidelity Investments
Massachusetts
+$21.7M
4
Point72 Asset Management
Point72 Asset Management
Connecticut
+$20M
5
IC
Ikarian Capital
Texas
+$8.06M

Top Sellers

Rank Fund Capital Flow
1
AIM
ARK Investment Management
Florida
-$43.4M
2
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
-$14.5M
3
GGHC
Gilder Gagnon Howe & Co
New York
-$13.3M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$10.7M
5
SOMRS
State of Michigan Retirement System
Michigan
-$8.82M
Name Holding Trade Value Shares
Change 		Change in
Stake
EP
26
Eversept Partners
New York
$4.43M -$2.73M -5,938 -36%
Two Sigma Investments
27
Two Sigma Investments
New York
$4.32M +$1.6M +3,469 +49%
Bank of New York Mellon
28
Bank of New York Mellon
New York
$4.27M -$250K -544 -5%
Citigroup
29
Citigroup
New York
$4.13M +$4.24M +9,212 +1,134%
AG
30
Artal Group
Luxembourg
$4.12M – – –
AA
31
ALPS Advisors
Colorado
$3.41M +$355K +771 +10%
Rafferty Asset Management
32
Rafferty Asset Management
New York
$3.21M +$2.71M +5,881 +307%
Bank of America
33
Bank of America
North Carolina
$3.13M -$499K -1,083 -12%
Swiss National Bank
34
Swiss National Bank
Switzerland
$3M +$163K +355 +5%
JP Morgan Chase
35
JP Morgan Chase
New York
$2.94M -$269K -585 -8%
Squarepoint
36
Squarepoint
New York
$2.93M +$15.2K +33 +0.5%
CC
37
Commodore Capital
New York
$2.91M +$3.25M +7,065 New
HMC
38
Harvard Management Company
Massachusetts
$2.71M – – –
Renaissance Technologies
39
Renaissance Technologies
New York
$2.66M +$649K +1,410 +28%
Two Sigma Advisers
40
Two Sigma Advisers
New York
$2.45M +$1.68M +3,645 +157%
Susquehanna International Group
41
Susquehanna International Group
Pennsylvania
$2.26M -$1.88M -4,090 -43%
California Public Employees Retirement System
42
California Public Employees Retirement System
California
$2.16M -$239K -519 -9%
ACM
43
Altium Capital Management
New York
$2.15M +$2.41M +5,231 New
SCM
44
Silverarc Capital Management
Massachusetts
$2.06M +$1.73M +3,750 +300%
Schroder Investment Management Group
45
Schroder Investment Management Group
United Kingdom
$1.96M +$102K +221 +5%
State of Wisconsin Investment Board
46
State of Wisconsin Investment Board
Wisconsin
$1.86M +$78.3K +170 +4%
OPERF
47
Oregon Public Employees Retirement Fund
Oregon
$1.84M – – –
Allianz Asset Management
48
Allianz Asset Management
Germany
$1.72M +$1.23M +2,665 +177%
California State Teachers Retirement System (CalSTRS)
49
California State Teachers Retirement System (CalSTRS)
California
$1.72M -$5.99K -13 -0.3%
AllianceBernstein
50
AllianceBernstein
Tennessee
$1.63M +$48.3K +105 +3%
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MCRB Hedge Fund Activity: Q1 2021 in Review

152 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in Seres Therapeutics (MCRB) for Q1 2021, worth a combined $1.85B — down 12% from $2.12B a quarter earlier.

Buyers outnumbered sellers: 25 funds opened new MCRB positions and 23 closed out — a net gain of 2 holders — while 61 added to existing stakes and 45 trimmed.

The largest buyer was RA Capital Management, opening a new position worth an estimated $85.1M. The largest seller was ARK Investment Management, cutting an estimated $43.4M.

  • 152 institutional investors held Seres Therapeutics (MCRB) as of Q1 2021, unchanged from Q4 2020.
  • Funds reported $1.85B of Seres Therapeutics stock for Q1 2021, down 12% quarter-over-quarter.
  • 25 funds opened new Seres Therapeutics positions in Q1 2021 and 23 closed out, a net change of +2 holders.
  • The largest Seres Therapeutics buyer in Q1 2021 was RA Capital Management, an estimated $85.1M added.
  • The largest Seres Therapeutics seller in Q1 2021 was ARK Investment Management, an estimated $43.4M sold.

Based on aggregated 13F filings for Q1 2021.