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Spero Therapeutics
SPRO

87 hedge funds and large institutions have $338M invested in Spero Therapeutics in 2021 Q3 according to their latest regulatory filings, with 6 funds opening new positions, 22 increasing their positions, 25 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

66% more call options, than puts

Call options by funds: $2M | Put options by funds: $1.21M

39% more capital invested

Capital invested by funds: $244M → $338M (+$94.3M)

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

1% less funds holding

Funds holding: 88 → 87 (-1)

1.73% less ownership

Funds ownership: 58.87% → 57.14% (-1.7%)

12% less repeat investments, than reductions

Existing positions increased: 22 | Existing positions reduced: 25

14% less first-time investments, than exits

New positions opened: 6 | Existing positions closed: 7

Holders
87
Holders Change
-1
Holders Change %
-1.14%
% of All Funds
1.52%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
6
Increased
22
Reduced
25
Closed
7
Calls
$2M
Puts
$1.21M
Net Calls
+$795K
Net Calls Change
+$197K

Top Buyers

Rank Fund Capital Flow
1
ACM
Aquilo Capital Management
California
+$11.8M
2
GIM
Granahan Investment Management
Massachusetts
+$3.58M
3
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
+$2.86M
4
WJWM
Williams Jones Wealth Management
New York
+$1.69M
5
BGIM
Brandywine Global Investment Management
Pennsylvania
+$937K

Top Sellers

Rank Fund Capital Flow
1
BI
BVF Inc
California
-$5.27M
2
Ameriprise
Ameriprise
Minnesota
-$991K
3
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$719K
4
Wells Fargo
Wells Fargo
California
-$515K
5
RSCM
Rock Springs Capital Management
Maryland
-$391K
Name Holding Trade Value Shares
Change 		Change in
Stake
CAPTRUST Financial Advisors
76
CAPTRUST Financial Advisors
North Carolina
$9K – – –
RE
77
RBC Europe
United Kingdom
$8.8K – – –
CMBA
78
C.M. Bidwell & Associates
Hawaii
$7K – – –
LWANC
79
Laurel Wealth Advisors (North Carolina)
North Carolina
$4K – – –
HWA
80
Heritage Wealth Advisors
Virginia
$3.44K – – –
TWA
81
TCI Wealth Advisors
Arizona
$3K – – –
TFA
82
Toth Financial Advisory
Virginia
$3K – – –
APC
83
Aspire Private Capital
North Carolina
$2K – – –
CFA
84
Carroll Financial Associates
North Carolina
$2K – – –
HI
85
Harbour Investments
Wisconsin
$2K – – –
Daiwa Securities Group
86
Daiwa Securities Group
Japan
$2K +$947 +59 +116%
IRC
87
Investors Research Corp
Georgia
$1K – – –
SGI
88
Summit Global Investments
Utah
– -$183K -13,100 Closed
Citadel Advisors
89
Citadel Advisors
Florida
– -$190K -11,812 Closed
ProShare Advisors
90
ProShare Advisors
Maryland
– -$162K -11,608 Closed
ECM
91
ExodusPoint Capital Management
New York
– -$153K -10,933 Closed
Simplex Trading
92
Simplex Trading
Illinois
– -$8.14K -507 Closed
BWA
93
BDO Wealth Advisors
Florida
– -$1K -75 Closed
1 2 3
4

SPRO Hedge Fund Activity: Q3 2021 in Review

87 of the 5,712 institutional investors tracked by Wall St. Rank reported a position in Spero Therapeutics (SPRO) for Q3 2021, worth a combined $338M — up 39% from $244M a quarter earlier.

Sellers outnumbered buyers: 7 funds closed out of SPRO and 6 opened new positions — a net loss of 1 holder — while 25 trimmed existing stakes and 22 added.

The largest buyer was Aquilo Capital Management, adding an estimated $11.8M. The largest seller was BVF Inc, cutting an estimated $5.27M.

  • 87 institutional investors held Spero Therapeutics (SPRO) as of Q3 2021, down from 88 in Q2 2021.
  • Funds reported $338M of Spero Therapeutics stock for Q3 2021, up 39% quarter-over-quarter.
  • 6 funds opened new Spero Therapeutics positions in Q3 2021 and 7 closed out, a net change of -1 holder.
  • The largest Spero Therapeutics buyer in Q3 2021 was Aquilo Capital Management, an estimated $11.8M added.
  • The largest Spero Therapeutics seller in Q3 2021 was BVF Inc, an estimated $5.27M sold.

Based on aggregated 13F filings for Q3 2021.