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Spero Therapeutics
SPRO

Overview Fund Activity

54 hedge funds and large institutions have $17.2M invested in Spero Therapeutics in 2023 Q3 according to their latest regulatory filings, with 5 funds opening new positions, 12 increasing their positions, 14 reducing their positions, and 7 closing their positions.

Holders
54
Holders Change
-2
Holders Change %
-3.57%
% of All Funds
0.86%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
5
Increased
12
Reduced
14
Closed
7
Calls
–
Puts
$73K
Net Calls
-$73K
Net Calls Change
+$81K

Top Buyers

1
AFM
1
Anson Funds Management
Texas
$5.03M
2
M
2
Murchinson
Ontario, Canada
$1.04M
3
Acadian Asset Management
3
Acadian Asset Management
Massachusetts
$327K
4
Squarepoint
4
Squarepoint
New York
$157K
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$1.88M

Top Sellers

1
RSCM
1
Rock Springs Capital Management
Maryland
$69.4K
2
Millennium Management
2
Millennium Management
New York
$145K
3
Two Sigma Investments
3
Two Sigma Investments
New York
$20.6K
4
Group One Trading
4
Group One Trading
Illinois
$41.4K
5
AIC
5
AWM Investment Company
New York
$403K
Name Market Value Shares Shares
Change 		Shares
Change %
Osaic Holdings
51
Osaic Holdings
Arizona
$117 97 -2,092 -96%
BNP Paribas Financial Markets
52
BNP Paribas Financial Markets
France
$15 12 +12 New
Qube Research & Technologies (QRT)
53
Qube Research & Technologies (QRT)
United Kingdom
$1 1 +1 New
RA
54
Royce & Associates
New York
– – -22,851 Closed
VF
55
Virtu Financial
New York
– – -22,195 Closed
Citadel Advisors
56
Citadel Advisors
Florida
– – -14,956 Closed
Federated Hermes
57
Federated Hermes
Pennsylvania
– – -2,647 Closed
Simplex Trading
58
Simplex Trading
Illinois
– – -2,281 Closed
IRC
59
Investors Research Corp
Georgia
– – -50 Closed
Fidelity Investments
60
Fidelity Investments
Massachusetts
– – -4 Closed
CFGS
61
Concourse Financial Group Securities
Alabama
– – – –
Royal Bank of Canada
62
Royal Bank of Canada
Ontario, Canada
$0 300 +300 New
1 2
3