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Spero Therapeutics

69 hedge funds and large institutions have $39.3M invested in Spero Therapeutics in 2022 Q3 according to their latest regulatory filings, with 14 funds opening new positions, 11 increasing their positions, 20 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed

153% more capital invested

Capital invested by funds: $15.5M → $39.3M (+$23.8M)

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

7.25% less ownership

Funds ownership: 63.86%56.61% (-7.3%)

13% less funds holding

Funds holding: 7969 (-10)

42% less first-time investments, than exits

New positions opened: 14 | Existing positions closed: 24

45% less repeat investments, than reductions

Existing positions increased: 11 | Existing positions reduced: 20

52% less call options, than puts

Call options by funds: $241K | Put options by funds: $504K

Holders
69
Holders Change
-10
Holders Change %
-12.66%
% of All Funds
1.19%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.02%
New
14
Increased
11
Reduced
20
Closed
24
Calls
$241K
Puts
$504K
Net Calls
-$263K
Net Calls Change
-$265K
Name Holding Trade Value Shares
Change
Change in
Stake
ACM
1
Aquilo Capital Management
California
$6.81M -$1.91M -1,918,021 -36%
AIC
2
AWM Investment Company
New York
$4.6M +$2.29M +2,300,400 New
BI
3
BVF Inc
California
$3.86M -$1.15M -1,160,239 -38%
AFM
4
Anson Funds Management
Texas
$2.95M +$1.47M +1,473,872 New
AVAI
5
Atlas Venture Associates IX
Massachusetts
$2.75M
Vanguard Group
6
Vanguard Group
Pennsylvania
$2.11M -$191K -192,269 -15%
AVLSA
7
Atlas Venture Life Science Advisors
Massachusetts
$2.06M
AI
8
Alphabet Inc
California
$1.78M
RSCM
9
Rock Springs Capital Management
Maryland
$1.54M
M
10
Murchinson
Ontario, Canada
$1.52M +$758K +762,700 New
BlackRock
11
BlackRock
New York
$1.39M +$1.38K +1,385 +0.2%
Millennium Management
12
Millennium Management
New York
$1.38M +$372K +373,753 +119%
AG
13
Artal Group
Luxembourg
$1M
NHAS
14
Novo Holdings A/S
Denmark
$938K
Geode Capital Management
15
Geode Capital Management
Massachusetts
$580K
OMC
16
Oasis Management Company
Cayman Islands
$576K
OMC
17
OUP Management Company
Pennsylvania
$498K
Renaissance Technologies
18
Renaissance Technologies
New York
$429K -$720K -724,317 -77%
Marshall Wace
19
Marshall Wace
United Kingdom
$374K +$149K +150,201 +413%
AQR Capital Management
20
AQR Capital Management
Connecticut
$373K +$31K +31,208 +20%
DCM
21
DAFNA Capital Management
California
$250K +$124K +125,000 New
State Street
22
State Street
Massachusetts
$183K -$9.02K -9,073 -9%
LBA
23
Letko, Brosseau & Associates
Quebec, Canada
$147K
Northern Trust
24
Northern Trust
Illinois
$140K -$5 -5 -0%
Susquehanna International Group
25
Susquehanna International Group
Pennsylvania
$139K +$15.1K +15,141 +28%

SPRO Hedge Fund Activity: Q3 2022 in Review

69 of the 5,805 institutional investors tracked by Wall St. Rank reported a position in Spero Therapeutics (SPRO) for Q3 2022, worth a combined $39.3M — up 153% from $15.5M a quarter earlier.

Sellers outnumbered buyers: 24 funds closed out of SPRO and 14 opened new positions — a net loss of 10 holders — while 20 trimmed existing stakes and 11 added.

The largest buyer was AWM Investment Company, opening a new position worth an estimated $2.29M. The largest seller was Aquilo Capital Management, cutting an estimated $1.91M.

  • 69 institutional investors held Spero Therapeutics (SPRO) as of Q3 2022, down from 79 in Q2 2022.
  • Funds reported $39.3M of Spero Therapeutics stock for Q3 2022, up 153% quarter-over-quarter.
  • 14 funds opened new Spero Therapeutics positions in Q3 2022 and 24 closed out, a net change of -10 holders.
  • The largest Spero Therapeutics buyer in Q3 2022 was AWM Investment Company, an estimated $2.29M added.
  • The largest Spero Therapeutics seller in Q3 2022 was Aquilo Capital Management, an estimated $1.91M sold.

Based on aggregated 13F filings for Q3 2022.