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Spero Therapeutics
SPRO

80 hedge funds and large institutions have $159M invested in Spero Therapeutics in 2020 Q2 according to their latest regulatory filings, with 28 funds opening new positions, 34 increasing their positions, 12 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed

250% more first-time investments, than exits

New positions opened: 28 | Existing positions closed: 8

183% more repeat investments, than reductions

Existing positions increased: 34 | Existing positions reduced: 12

71% more capital invested

Capital invested by funds: $93.2M → $159M (+$66.1M)

33% more funds holding

Funds holding: 60 → 80 (+20)

0.44% more ownership

Funds ownership: 56.73% → 57.17% (+0.44%)

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

Holders
80
Holders Change
+20
Holders Change %
+33.33%
% of All Funds
1.64%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
28
Increased
34
Reduced
12
Closed
8
Calls
$19K
Puts
–
Net Calls
+$19K
Net Calls Change
+$19K

Top Buyers

1
ACM
Aquilo Capital Management
California
+$1.4M
2
Jacobs Levy Equity Management
Jacobs Levy Equity Management
New Jersey
+$1.28M
3
Vanguard Group
Vanguard Group
Pennsylvania
+$1.2M
4
Russell Investments Group
Russell Investments Group
United Kingdom
+$927K
5
MAM
Martingale Asset Management
Massachusetts
+$869K

Top Sellers

1
VA
VR Adviser
New York
-$3.83M
2
AIC
AWM Investment Company
New York
-$1.71M
3
BI
BVF Inc
California
-$863K
4
Fidelity Investments
Fidelity Investments
Massachusetts
-$643K
5
BCM
Bridgeway Capital Management
Texas
-$560K
Name Holding Trade Value Shares
Change 		Change in
Stake
ACM
1
Aquilo Capital Management
California
$26.3M +$1.4M +124,941 +7%
AVAI
2
Atlas Venture Associates IX
Massachusetts
$18.6M – – –
AI
3
Alphabet Inc
California
$15.1M – – –
BlackRock
4
BlackRock
New York
$12.9M +$775K +69,025 +8%
NHAS
5
Novo Holdings A/S
Denmark
$12.6M – – –
Vanguard Group
6
Vanguard Group
Pennsylvania
$9.95M +$1.2M +106,646 +17%
RSCM
7
Rock Springs Capital Management
Maryland
$8.32M +$114K +10,177 +2%
AG
8
Artal Group
Luxembourg
$7.37M -$348K -30,960 -5%
BI
9
BVF Inc
California
$6.58M -$863K -76,853 -14%
Renaissance Technologies
10
Renaissance Technologies
New York
$4.46M +$62.9K +5,600 +2%
State Street
11
State Street
Massachusetts
$3.9M +$114K +10,131 +4%
AIC
12
AWM Investment Company
New York
$3.3M -$1.71M -152,194 -38%
Dimensional Fund Advisors
13
Dimensional Fund Advisors
Texas
$2.9M +$172K +15,294 +8%
Northern Trust
14
Northern Trust
Illinois
$2.84M +$524K +46,643 +29%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$2.66M +$466K +41,476 +27%
Jacobs Levy Equity Management
16
Jacobs Levy Equity Management
New Jersey
$2.52M +$1.28M +114,155 +158%
GIM
17
Granahan Investment Management
Massachusetts
$2.25M -$54.2K -4,828 -3%
JP Morgan Chase
18
JP Morgan Chase
New York
$1.35M +$243K +21,669 +28%
Russell Investments Group
19
Russell Investments Group
United Kingdom
$1.26M +$927K +82,587 +769%
MAM
20
Martingale Asset Management
Massachusetts
$1.05M +$869K +77,408 New
N
21
Nuveen
North Carolina
$873K +$230K +20,510 +47%
Goldman Sachs
22
Goldman Sachs
New York
$703K +$277K +24,696 +91%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$676K +$43.5K +3,873 +8%
Bessemer Group
24
Bessemer Group
New Jersey
$597K +$495K +44,100 New
Stifel Financial
25
Stifel Financial
Missouri
$579K -$13.6K -1,209 -3%
1
2 3 4

SPRO Hedge Fund Activity: Q2 2020 in Review

80 of the 4,877 institutional investors tracked by Wall St. Rank reported a position in Spero Therapeutics (SPRO) for Q2 2020, worth a combined $159M — up 71% from $93.2M a quarter earlier.

Buyers outnumbered sellers: 28 funds opened new SPRO positions and 8 closed out — a net gain of 20 holders — while 34 added to existing stakes and 12 trimmed.

The largest buyer was Aquilo Capital Management, adding an estimated $1.4M. The largest seller was VR Adviser, exiting entirely with an estimated $3.83M sold.

  • 80 institutional investors held Spero Therapeutics (SPRO) as of Q2 2020, up from 60 in Q1 2020.
  • Funds reported $159M of Spero Therapeutics stock for Q2 2020, up 71% quarter-over-quarter.
  • 28 funds opened new Spero Therapeutics positions in Q2 2020 and 8 closed out, a net change of +20 holders.
  • The largest Spero Therapeutics buyer in Q2 2020 was Aquilo Capital Management, an estimated $1.4M added.
  • The largest Spero Therapeutics seller in Q2 2020 was VR Adviser, an estimated $3.83M sold.

Based on aggregated 13F filings for Q2 2020.