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XOMA

Xoma
XOMA

Delisted

XOMA was delisted on the 13th of July, 2026.

80 hedge funds and large institutions have $50.5M invested in Xoma in 2015 Q4 according to their latest regulatory filings, with 12 funds opening new positions, 17 increasing their positions, 35 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed

124% more call options, than puts

Call options by funds: $1.33M | Put options by funds: $592K

37% more capital invested

Capital invested by funds: $36.9M → $50.5M (+$13.6M)

6% less funds holding

Funds holding: 8580 (-5)

29% less first-time investments, than exits

New positions opened: 12 | Existing positions closed: 17

51% less repeat investments, than reductions

Existing positions increased: 17 | Existing positions reduced: 35

Holders
80
Holders Change
-5
Holders Change %
-5.88%
% of All Funds
2.1%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
12
Increased
17
Reduced
35
Closed
17
Calls
$1.33M
Puts
$592K
Net Calls
+$737K
Net Calls Change
+$378K
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$20.8M -$791K -30,982 -4%
Vanguard Group
2
Vanguard Group
Pennsylvania
$4.7M -$257K -10,066 -5%
D.E. Shaw & Co
3
D.E. Shaw & Co
New York
$4.61M +$1.57M +61,646 +55%
BIT
4
BlackRock Institutional Trust
California
$3.59M -$101K -3,961 -3%
BFA
5
BlackRock Fund Advisors
California
$3.23M -$2.1M -82,376 -40%
OM
6
Opaleye Management
Massachusetts
$2.26M -$1.6M -62,500 -42%
State Street
7
State Street
Massachusetts
$1.68M -$25.9K -1,014 -2%
Northern Trust
8
Northern Trust
Illinois
$1.26M -$27K -1,059 -2%
Macquarie Group
9
Macquarie Group
Australia
$1.06M +$383K +15,000 +60%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$788K +$11.2K +437 +1%
WS
11
Wedbush Securities
California
$520K +$154K +6,012 +44%
Bank of New York Mellon
12
Bank of New York Mellon
New York
$515K -$27.3K -1,068 -5%
ARTA
13
A.R.T. Advisors
New York
$474K +$455K +17,834 New
Two Sigma Advisers
14
Two Sigma Advisers
New York
$457K -$496K -19,440 -53%
BIM
15
BlackRock Investment Management
Delaware
$431K +$1.89K +74 +0.5%
California Public Employees Retirement System
16
California Public Employees Retirement System
California
$364K
JG
17
Jefferies Group
New York
$333K -$319K -12,499 -50%
BAMS
18
Bellevue Asset Management (Switzerland)
Switzerland
$299K
Squarepoint
19
Squarepoint
New York
$232K +$223K +8,735 New
California State Teachers Retirement System (CalSTRS)
20
California State Teachers Retirement System (CalSTRS)
California
$225K +$3.83K +150 +2%
Charles Schwab
21
Charles Schwab
California
$201K
RhumbLine Advisers
22
RhumbLine Advisers
Massachusetts
$147K +$26.4K +1,034 +23%
Connor, Clark & Lunn Investment Management (CC&L)
23
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$146K +$64.5K +2,525 +86%
Millennium Management
24
Millennium Management
New York
$126K -$78.2K -3,063 -39%
AllianceBernstein
25
AllianceBernstein
Tennessee
$110K -$19.9K -780 -16%

XOMA Hedge Fund Activity: Q4 2015 in Review

80 of the 3,811 institutional investors tracked by Wall St. Rank reported a position in Xoma (XOMA) for Q4 2015, worth a combined $50.5M — up 37% from $36.9M a quarter earlier.

Sellers outnumbered buyers: 17 funds closed out of XOMA and 12 opened new positions — a net loss of 5 holders — while 35 trimmed existing stakes and 17 added.

The largest buyer was D.E. Shaw & Co, adding an estimated $1.57M. The largest seller was BlackRock Fund Advisors, cutting an estimated $2.1M.

  • 80 institutional investors held Xoma (XOMA) as of Q4 2015, down from 85 in Q3 2015.
  • Funds reported $50.5M of Xoma stock for Q4 2015, up 37% quarter-over-quarter.
  • 12 funds opened new Xoma positions in Q4 2015 and 17 closed out, a net change of -5 holders.
  • The largest Xoma buyer in Q4 2015 was D.E. Shaw & Co, an estimated $1.57M added.
  • The largest Xoma seller in Q4 2015 was BlackRock Fund Advisors, an estimated $2.1M sold.

Based on aggregated 13F filings for Q4 2015.