XOMA
XOMA Rylty (XOMA)
NASDAQ
$41.68-$0.02 (-0.05%)
Price as of Jun 03, 2026 4:10 PM EDT
  • $523.1M
    Market Cap
  • 66.80%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BVF INC/IL
20.65%
2.6M
0 (0.00%)
Mar 31, 2026
MORGAN STANLEY
13.57%
1.7M
-12,511 (-0.74%)
Mar 31, 2026
FMR LLC
10.39%
1.3M
+141,085 (+10.83%)
Mar 31, 2026
VANGUARD GROUP INC
5.59%
701,657
+33,546 (+4.78%)
Dec 31, 2025
BLACKROCK, INC.
5.16%
646,914
+35,399 (+5.47%)
Mar 31, 2026
WOODLINE PARTNERS LP
5.10%
640,001
+377,068 (+58.92%)
Mar 31, 2026
N/A
4.38%
549,796
+549,796 (+100.00%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions139.6M (65.87%)
  • Insiders42.4M (20.02%)
  • Mutual Funds29.9M (14.11%)
  • Other0 (0.00%)

Insider Transactions

  • 20.02% (42.4M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $128,092.55
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
WYSZOMIERSKI JACK L
Award
May 21, 2026
$0.00
3,586
$0.00
25,116
Hernday Natasha
Award
May 21, 2026
$0.00
3,586
$0.00
12,592
PERRY MATTHEW D
Award
May 21, 2026
$0.00
3,586
$0.00
27,426
Franklin Heather L
Award
May 21, 2026
$0.00
3,586
$0.00
9,557
LIMBER JOSEPH M
Award
May 21, 2026
$0.00
3,586
$0.00
12,820
BVF PARTNERS L P/IL
Conversion
May 14, 2026
$0.00
2,313
$0.00
0
BVF PARTNERS L P/IL
Conversion
May 14, 2026
$0.00
1,506
$0.00
0
BVF PARTNERS L P/IL
Conversion
May 14, 2026
$0.00
412
$0.00
0
BVF PARTNERS L P/IL
Conversion
May 14, 2026
$0.00
772
$0.00
0
BVF PARTNERS L P/IL
Conversion
May 14, 2026
$9.3M
2.3M
$4.03
3.6M
BVF PARTNERS L P/IL
Conversion
May 14, 2026
$6.1M
1.5M
$4.03
2.8M
BVF PARTNERS L P/IL
Conversion
May 14, 2026
$1.7M
412,000
$4.03
412,000
BVF PARTNERS L P/IL
Conversion
May 14, 2026
$3.1M
772,000
$4.03
772,000
LIMBER JOSEPH M
Exempt
Mar 27, 2026
$0.00
3,026
$0.00
0
LIMBER JOSEPH M
Exempt
Mar 27, 2026
$33,891.20
3,026
$11.20
9,234
WYSZOMIERSKI JACK L
Exempt
Mar 24, 2026
$0.00
3,026
$0.00
0
WYSZOMIERSKI JACK L
Exempt
Mar 24, 2026
$33,891.20
3,026
$11.20
21,530
Hughes Owen
Chief Executive Officer
Award
Mar 16, 2026
$0.00
126,813
$0.00
126,813
Hughes Owen
Chief Executive Officer
Award
Mar 16, 2026
$0.00
82,428
$0.00
180,696
Montano Maricel Perea
Chief Legal Officer
Award
Mar 11, 2026
$0.00
40,444
$0.00
40,444
Montano Maricel Perea
Chief Legal Officer
Award
Mar 11, 2026
$0.00
26,289
$0.00
38,423
Trigilio Jeffrey
Chief Financial Officer
Award
Jan 12, 2026
$0.00
30,000
$0.00
30,000
Hughes Owen
Chief Executive Officer
Exempt
Sep 19, 2025
$0.00
35,567
$0.00
132,714
Sitko Bradley
Chief Investment Officer
Exempt
Sep 19, 2025
$0.00
6,712
$0.00
23,488
Hughes Owen
Chief Executive Officer
Exempt
Sep 19, 2025
$0.00
35,567
$0.00
98,268
Sitko Bradley
Chief Investment Officer
Exempt
Sep 19, 2025
$0.00
6,712
$0.00
19,822
Montano Maricel Perea
Chief Legal Officer
Exempt
Sep 10, 2025
$0.00
9,101
$0.00
14,349
Montano Maricel Perea
Chief Legal Officer
Exempt
Sep 10, 2025
$0.00
9,101
$0.00
9,101
Montano Maricel Perea
Chief Legal Officer
Award
Aug 12, 2025
$0.00
23,450
$0.00
23,450
Sitko Bradley
Chief Investment Officer
Buy
Jun 30, 2025
$50,780.00
2,000
$25.39
7,045