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Spero Therapeutics
SPRO

Overview Fund Activity

78 hedge funds and large institutions have $186M invested in Spero Therapeutics in 2020 Q3 according to their latest regulatory filings, with 13 funds opening new positions, 30 increasing their positions, 22 reducing their positions, and 15 closing their positions.

Holders
78
Holders Change
-2
Holders Change %
-2.5%
% of All Funds
1.58%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
13
Increased
30
Reduced
22
Closed
15
Calls
$217K
Puts
$614K
Net Calls
-$397K
Net Calls Change
-$416K

Top Buyers

1
ACM
1
Aquilo Capital Management
California
$50.2M
2
BI
2
BVF Inc
California
$15M
3
RSCM
3
Rock Springs Capital Management
Maryland
$13.8M
4
AIC
4
AWM Investment Company
New York
$5.57M
5
GIM
5
Granahan Investment Management
Massachusetts
$4.18M

Top Sellers

1
Renaissance Technologies
1
Renaissance Technologies
New York
$1.71M
2
Jacobs Levy Equity Management
2
Jacobs Levy Equity Management
New Jersey
$1.38M
3
Bessemer Group
3
Bessemer Group
New Jersey
$0
4
Two Sigma Investments
4
Two Sigma Investments
New York
$0
5
MAM
5
Martingale Asset Management
Massachusetts
$491K
Name Market Value Shares Shares
Change 		Shares
Change %
Stifel Financial
26
Stifel Financial
Missouri
$561K 50,268 +7,481 +17%
New York State Common Retirement Fund
27
New York State Common Retirement Fund
New York
$506K 45,329 +18,600 +70%
MAM
28
Martingale Asset Management
Massachusetts
$491K 43,908 -33,500 -43%
Charles Schwab
29
Charles Schwab
California
$396K 35,454 – –
Arrowstreet Capital
30
Arrowstreet Capital
Massachusetts
$382K 34,225 +6,483 +23%
Wells Fargo
31
Wells Fargo
California
$373K 33,375 -3,811 -10%
California Public Employees Retirement System
32
California Public Employees Retirement System
California
$372K 33,294 +4,194 +14%
Goldman Sachs
33
Goldman Sachs
New York
$350K 31,365 -20,593 -40%
Los Angeles Capital Management
34
Los Angeles Capital Management
California
$344K 30,807 -5,193 -14%
DADC
35
D.A. Davidson & Co
Montana
$329K 29,500 +7,700 +35%
State of Wisconsin Investment Board
36
State of Wisconsin Investment Board
Wisconsin
$260K 23,300 +23,300 New
Morgan Stanley
37
Morgan Stanley
New York
$256K 22,932 -2,838 -11%
California State Teachers Retirement System (CalSTRS)
38
California State Teachers Retirement System (CalSTRS)
California
$247K 22,163 +1,283 +6%
Two Sigma Advisers
39
Two Sigma Advisers
New York
$239K 21,428 +5,100 +31%
Citadel Advisors
40
Citadel Advisors
Florida
$238K 21,310 +21,310 New
TI
41
Trexquant Investment
Connecticut
$201K 17,975 +17,975 New
TRCT
42
Tower Research Capital (TRC)
New York
$176K 15,784 +13,043 +476%
Bank of America
43
Bank of America
North Carolina
$167K 15,012 -1,736 -10%
Squarepoint
44
Squarepoint
New York
$164K 14,690 -14,718 -50%
RhumbLine Advisers
45
RhumbLine Advisers
Massachusetts
$163K 14,648 -3,281 -18%
VOYA Investment Management
46
VOYA Investment Management
Georgia
$163K 14,646 +14,646 New
Janney Montgomery Scott
47
Janney Montgomery Scott
Pennsylvania
$162K 14,500 – –
SC
48
Scholtz & Company
Connecticut
$149K 13,330 +13,330 New
AllianceBernstein
49
AllianceBernstein
Tennessee
$142K 12,734 – –
Fidelity Investments
50
Fidelity Investments
Massachusetts
$120K 10,752 -30,900 -74%
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