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Spero Therapeutics

88 hedge funds and large institutions have $244M invested in Spero Therapeutics in 2021 Q2 according to their latest regulatory filings, with 14 funds opening new positions, 28 increasing their positions, 21 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed

84% more call options, than puts

Call options by funds: $1.31M | Put options by funds: $711K

33% more repeat investments, than reductions

Existing positions increased: 28 | Existing positions reduced: 21

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

4.01% less ownership

Funds ownership: 62.88%58.87% (-4%)

6% less funds holding

Funds holding: 9488 (-6)

11% less capital invested

Capital invested by funds: $273M → $244M (-$29M)

30% less first-time investments, than exits

New positions opened: 14 | Existing positions closed: 20

Holders
88
Holders Change
-6
Holders Change %
-6.38%
% of All Funds
1.53%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.03%
New
14
Increased
28
Reduced
21
Closed
20
Calls
$1.31M
Puts
$711K
Net Calls
+$598K
Net Calls Change
+$1.29M
Name Holding Trade Value Shares
Change
Change in
Stake
Susquehanna International Group
26
Susquehanna International Group
Pennsylvania
$579K -$387K -27,725 -40%
Wells Fargo
27
Wells Fargo
California
$556K +$306K +21,927 +122%
Citigroup
28
Citigroup
New York
$549K -$651K -46,618 -54%
DADC
29
D.A. Davidson & Co
Montana
$475K +$6.99K +500 +1%
California State Teachers Retirement System (CalSTRS)
30
California State Teachers Retirement System (CalSTRS)
California
$467K +$35.3K +2,523 +8%
PPA
31
Parametric Portfolio Associates
Washington
$418K -$20.8K -1,490 -5%
IA
32
IndexIQ Advisors
New York
$384K -$27.7K -1,984 -7%
Rafferty Asset Management
33
Rafferty Asset Management
New York
$334K -$630K -45,065 -65%
Janney Montgomery Scott
34
Janney Montgomery Scott
Pennsylvania
$328K +$119K +8,500 +57%
RhumbLine Advisers
35
RhumbLine Advisers
Massachusetts
$259K +$1.76K +126 +0.7%
GG
36
Gofen & Glossberg
Illinois
$244K
Russell Investments Group
37
Russell Investments Group
United Kingdom
$241K -$444K -31,798 -65%
Manulife (Manufacturers Life Insurance)
38
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$223K +$34.7K +2,484 +18%
Deutsche Bank
39
Deutsche Bank
Germany
$213K +$17.6K +1,262 +9%
AllianceBernstein
40
AllianceBernstein
Tennessee
$199K +$47.5K +3,400 +31%
SGI
41
Summit Global Investments
Utah
$183K +$183K +13,100 New
Citadel Advisors
42
Citadel Advisors
Florida
$165K -$116K -8,268 -41%
ProShare Advisors
43
ProShare Advisors
Maryland
$162K +$162K +11,608 New
State Board of Administration of Florida Retirement System
44
State Board of Administration of Florida Retirement System
Florida
$154K +$154K +11,007 New
ECM
45
ExodusPoint Capital Management
New York
$153K +$153K +10,933 New
Osaic Holdings
46
Osaic Holdings
Arizona
$143K -$449K -32,150 -76%
VOYA Investment Management
47
VOYA Investment Management
Georgia
$141K +$141K +10,124 New
RCM
48
Radnor Capital Management
Pennsylvania
$140K
MIM
49
MetLife Investment Management
New Jersey
$139K +$111K +7,949 +392%
TRCT
50
Tower Research Capital (TRC)
New York
$117K +$73.2K +5,238 +166%

SPRO Hedge Fund Activity: Q2 2021 in Review

88 of the 5,745 institutional investors tracked by Wall St. Rank reported a position in Spero Therapeutics (SPRO) for Q2 2021, worth a combined $244M — down 11% from $273M a quarter earlier.

Sellers outnumbered buyers: 20 funds closed out of SPRO and 14 opened new positions — a net loss of 6 holders — while 21 trimmed existing stakes and 28 added.

The largest buyer was Vanguard Group, adding an estimated $2.38M. The largest seller was State Street, cutting an estimated $7.63M.

  • 88 institutional investors held Spero Therapeutics (SPRO) as of Q2 2021, down from 94 in Q1 2021.
  • Funds reported $244M of Spero Therapeutics stock for Q2 2021, down 11% quarter-over-quarter.
  • 14 funds opened new Spero Therapeutics positions in Q2 2021 and 20 closed out, a net change of -6 holders.
  • The largest Spero Therapeutics buyer in Q2 2021 was Vanguard Group, an estimated $2.38M added.
  • The largest Spero Therapeutics seller in Q2 2021 was State Street, an estimated $7.63M sold.

Based on aggregated 13F filings for Q2 2021.