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Spero Therapeutics
SPRO

Overview Fund Activity

44 hedge funds and large institutions have $119M invested in Spero Therapeutics in 2018 Q2 according to their latest regulatory filings, with 12 funds opening new positions, 14 increasing their positions, 7 reducing their positions, and 3 closing their positions.

Holders
44
Holders Change
+9
Holders Change %
+25.71%
% of All Funds
1.01%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.07%
New
12
Increased
14
Reduced
7
Closed
3
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
ACM
1
Aquilo Capital Management
California
$6.11M
2
GIM
2
Granahan Investment Management
Massachusetts
$2.22M
3
BlackRock
3
BlackRock
New York
$5.02M
4
Jacobs Levy Equity Management
4
Jacobs Levy Equity Management
New Jersey
$494K
5
Geode Capital Management
5
Geode Capital Management
Massachusetts
$784K

Top Sellers

1
AIC
1
AWM Investment Company
New York
$2.06M
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$2.03M
3
DCM
3
DAFNA Capital Management
California
$0
4
California Public Employees Retirement System
4
California Public Employees Retirement System
California
$0
5
VMI
5
VHCP Management II
New York
$6.95M
Name Market Value Shares Shares
Change 		Shares
Change %
AVAI
1
Atlas Venture Associates IX
Massachusetts
$20.2M 1,376,968 – –
AI
2
Alphabet Inc
California
$16.3M 1,112,473 – –
BI
3
BVF Inc
California
$15.4M 1,048,958 – –
Fidelity Investments
4
Fidelity Investments
Massachusetts
$11.7M 800,000 – –
RCM
5
RA Capital Management
Massachusetts
$10.9M 741,647 – –
RSCM
6
Rock Springs Capital Management
Maryland
$7.7M 525,000 – –
VMI
7
VHCP Management II
New York
$6.95M 474,015 -11,600 -2%
ACM
8
Aquilo Capital Management
California
$6.11M 416,691 +416,691 New
AG
9
Artal Group
Luxembourg
$5.14M 350,000 – –
BlackRock
10
BlackRock
New York
$5.02M 341,999 +89,698 +36%
GIM
11
Granahan Investment Management
Massachusetts
$2.22M 151,148 +151,148 New
AIC
12
AWM Investment Company
New York
$2.06M 140,474 -209,526 -60%
JPMorgan Chase & Co
13
JPMorgan Chase & Co
New York
$2.03M 138,643 -117,710 -46%
Vanguard Group
14
Vanguard Group
Pennsylvania
$1.83M 124,836 +13,797 +12%
Northern Trust
15
Northern Trust
Illinois
$978K 66,650 +291 +0.4%
State Street
16
State Street
Massachusetts
$898K 61,198 +29,525 +93%
BCM
17
Bridgeway Capital Management
Texas
$802K 54,700 – –
Geode Capital Management
18
Geode Capital Management
Massachusetts
$784K 53,490 +33,094 +162%
Jacobs Levy Equity Management
19
Jacobs Levy Equity Management
New Jersey
$494K 33,678 +33,678 New
Bank of New York Mellon
20
Bank of New York Mellon
New York
$363K 24,689 +10,490 +74%
New York State Common Retirement Fund
21
New York State Common Retirement Fund
New York
$237K 16,150 +16,150 New
Morgan Stanley
22
Morgan Stanley
New York
$214K 14,594 +3,564 +32%
Deutsche Bank
23
Deutsche Bank
Germany
$184K 12,574 +4,747 +61%
California State Teachers Retirement System (CalSTRS)
24
California State Teachers Retirement System (CalSTRS)
California
$150K 10,206 +695 +7%
PNC Financial Services Group
25
PNC Financial Services Group
Pennsylvania
$146K 10,000 +10,000 New
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