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Assembly Biosciences
ASMB

Overview Fund Activity

107 hedge funds and large institutions have $483M invested in Assembly Biosciences in 2018 Q4 according to their latest regulatory filings, with 18 funds opening new positions, 33 increasing their positions, 39 reducing their positions, and 24 closing their positions.

Holders
107
Holders Change
-6
Holders Change %
-5.31%
% of All Funds
2.39%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.04%
New
18
Increased
33
Reduced
39
Closed
24
Calls
$238K
Puts
$337K
Net Calls
-$99K
Net Calls Change
-$9.48M

Top Buyers

1
RI
1
RTW Investments
New York
$15.5M
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$52.4M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$10M
4
SAM
4
Sectoral Asset Management
Quebec, Canada
$3.56M
5
PM
5
Prosight Management
Texas
$6.24M

Top Sellers

1
EC
1
EcoR1 Capital
California
$54.4M
2
GTC
2
Ghost Tree Capital
New York
$0
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$0
4
O
4
OrbiMed
New York
$22.5M
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$19M
Name Market Value Shares Shares
Change 		Shares
Change %
Jennison Associates
1
Jennison Associates
New York
$56M 2,476,190 -992 -0%
EC
2
EcoR1 Capital
California
$54.4M 2,404,853 -538,311 -18%
Wellington Management Group
3
Wellington Management Group
Massachusetts
$52.4M 2,316,457 +267,530 +13%
BlackRock
4
BlackRock
New York
$43.2M 1,909,510 +63,554 +3%
ACA
5
Avoro Capital Advisors
New York
$22.6M 1,000,000 -48,427 -5%
O
6
OrbiMed
New York
$22.5M 996,123 -237,248 -19%
Janus Henderson Group
7
Janus Henderson Group
United Kingdom
$21.6M 954,301 +62,096 +7%
Vanguard Group
8
Vanguard Group
Pennsylvania
$19M 838,584 -212,870 -20%
ACP
9
Acuta Capital Partners
California
$16.3M 718,500 -211,500 -23%
RI
10
RTW Investments
New York
$15.5M 686,644 +686,644 New
Victory Capital Management
11
Victory Capital Management
Texas
$12M 530,909 +17,669 +3%
RSCM
12
Rock Springs Capital Management
Maryland
$10.2M 450,000 -40,000 -8%
Fidelity Investments
13
Fidelity Investments
Massachusetts
$10M 443,036 +255,336 +136%
State Street
14
State Street
Massachusetts
$9.84M 434,906 -24,532 -5%
EA
15
Emerald Advisers
Pennsylvania
$8.81M 389,340 -6,990 -2%
EMFAT
16
Emerald Mutual Fund Advisers Trust
Pennsylvania
$8.35M 368,913 – –
FCM
17
Farallon Capital Management
California
$7.92M 350,000 +50,000 +17%
Marshall Wace
18
Marshall Wace
United Kingdom
$7.73M 341,771 +39,560 +13%
Northern Trust
19
Northern Trust
Illinois
$6.46M 285,455 -6,782 -2%
PM
20
Prosight Management
Texas
$6.24M 275,941 +156,363 +131%
Geode Capital Management
21
Geode Capital Management
Massachusetts
$5.16M 228,069 +12,055 +6%
Franklin Resources
22
Franklin Resources
California
$4.52M 200,000 -56,448 -22%
VFA
23
Valeo Financial Advisors
Indiana
$4.52M 200,000 – –
Axa
24
Axa
France
$3.94M 174,262 – –
SAM
25
Sectoral Asset Management
Quebec, Canada
$3.56M 157,400 +157,400 New
1
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