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Spero Therapeutics

94 hedge funds and large institutions have $273M invested in Spero Therapeutics in 2021 Q1 according to their latest regulatory filings, with 15 funds opening new positions, 27 increasing their positions, 26 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

26% less capital invested

Capital invested by funds: $370M → $273M (-$97M)

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

44% less call options, than puts

Call options by funds: $889K | Put options by funds: $1.58M

Holders
94
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$889K
Puts
$1.58M
Net Calls
Net Calls Change

Top Buyers

1 +$15M
2 +$3.15M
3 +$2.49M
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$1.36M
5
Citigroup
Citigroup
New York
+$1.19M
Name Holding Trade Value Shares
Change
Change in
Stake
1
$56.4M
2
$31.5M
3
$26.2M
4
$20.3M
5
$20M
6
$16.3M
7
$14.2M
8
$13.1M
9
$7.36M
10
$6.9M
11
$6.4M
12
$5.49M
13
$5.35M
14
$5.04M
15
$5.04M
16
$3.77M
17
$3.53M
18
$2.78M
19
$2.67M
20
$1.26M
21
$1.08M
22
$1.02M
23
$1.01M
24
$1.01M
25
$948K