XOMA Corporation

Historical 13F Holders

Symbol
XOMA
CUSIP
98419J206
All holders as of
Q2 2026
Type
Equity
Class
COM NEW
Reported Value, Excluding Options
Total Shares Held, Excluding Options
Total Filers

13D/G Filers

Each filer's latest filing for 98419J206 since 12/18/2024, largest first.

Filer % of Class Filed
Ligand Pharmaceuticals Inc 13D 47.0% 5/1/2026
Event 4/27/2026
Woodline Partners LP 13G 5.4% 5/15/2026
Event 3/31/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (6)
BlackRock, Inc. 13G/A 3.9% 7/30/2026
Event 6/30/2026
Vanguard Capital Management LLC 13G/A 3.2% 7/31/2026
Event 6/30/2026
Biotechnology Value Fund L P 13D/A
0% 7/16/2026
Event 7/14/2026
FMR LLC 13G/A
0% 8/7/2026
Event 7/31/2026
Morgan Stanley 13G/A
0% 8/7/2026
Event 7/31/2026
Vanguard Group Inc 13G/A 0% 3/27/2026
Event 3/13/2026

13F Holders by Quarter

Period Filers Shares, Excl. Options Value, Excl. Options
2026 Q3 1 21.0 $893
2026 Q2 100 17.0 M $724M
2026 Q1 85 9.99 M $313M
2025 Q4 74 8.66 M $231M
2025 Q3 74 8.33 M $321M
2025 Q2 67 8.18 M $206M
2025 Q1 66 7.85 M $156M
2024 Q4 66 7.82 M $205M
2024 Q3 68 7.70 M $203M
2024 Q2 61 7.85 M $185M
2024 Q1 59 7.93 M $191M
2023 Q4 60 7.53 M $139M
2023 Q3 54 7.64 M $108M
2023 Q2 59 7.62 M $139M
2023 Q1 51 8.29 M $175M
2022 Q4 50 6.64 M $122M
2022 Q3 47 6.28 M $113M
2022 Q2 48 6.23 M $139M
2022 Q1 55 6.37 M $178M
2021 Q4 54 6.40 M $133M
2021 Q3 50 6.33 M $157M
2021 Q2 53 6.29 M $214M
2021 Q1 61 6.37 M $260M
2020 Q4 62 6.44 M $284M
2020 Q3 56 6.32 M $119M
2020 Q2 58 6.30 M $124M
2020 Q1 49 4.81 M $98.0M
2019 Q4 54 4.62 M $126M
2019 Q3 46 3.27 M $64.1M
2019 Q2 49 3.92 M $58.2M
2019 Q1 51 4.17 M $51.7M
2018 Q4 52 4.27 M $53.8M
2018 Q3 61 3.61 M $63.4M
2018 Q2 63 3.66 M $76.4M
2018 Q1 57 3.40 M $69.1M
2017 Q4 57 3.24 M $115M
2017 Q3 34 2.73 M $53.6M
2017 Q2 31 2.50 M $17.5M
2017 Q1 34 2.37 M $16.8M
2016 Q4 40 1.10 M $4.63M
2016 Q3 2 30.7 k $14.0k