104 hedge funds and large institutions have $512M invested in Xoma in 2013 Q4 according to their latest regulatory filings, with 31 funds opening new positions, 37 increasing their positions, 22 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
104
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$13.3M
Puts
$2.41M
Net Calls
Net Calls Change

Top Buyers

1 +$20.7M
2 +$11.6M
3 +$11M
4
UBS AM
UBS AM
Illinois
+$8.26M
5
RG
Redmile Group
California
+$5.26M

Top Sellers

1 -$31.1M
2 -$15.4M
3 -$5.88M
4
AG
Artal Group
Luxembourg
-$3.37M
5
Goldman Sachs
Goldman Sachs
New York
-$2.5M
Name Holding Trade Value Shares
Change
Change in
Stake
1
$155M
2
$82.4M
3
$25.6M
4
$21.3M
5
$19M
6
$16.3M
7
$13.7M
8
$13.6M
9
$13.5M
10
$12.7M
11
$12.2M
12
$11.8M
13
$11.6M
14
$8.26M
15
$7.41M
16
$6.89M
17
$6.14M
18
$5.34M
19
$5.26M
20
$4.36M
21
$4.05M
22
$3.98M
23
$2.84M
24
$2.78M
25
$2.71M