Isabella Capital Management LLP — 13F Holdings & Portfolio
CIK 2134988 · latest 13F-HR filed 2026-08-03
Isabella Capital Management LLP manages $188.3M in 13F-reported U.S. long-equity assets across 8 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are BABAF (44.52%), HYG (21.23%), MARA (14.85%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 4 new positions, exited 4, added to 2, and trimmed 1.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
LONDON W1G 0PJ
$188.3M
Long-equity book
8
Distinct positions
2026-06-30
Filed 2026-08-03
+4 / −4 / ↑2 / ↓1
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- ALIBABA GROUP HLDG LTD$46.5M +124.6%
- MARA HOLDINGS INC$19.8M +240.6%
New Positions
- WEIBO CORP$15.0M
- SUPER MICRO COMPUTER INC$4.9M
- ALPHABET INC$505.6K
- ALPHABET INC$500.8K
Exited Positions
- STRATEGY INC$12.0M
- EQUINOX GOLD CORP$11.8M
- STRATEGY INC$9.0M
- STRATEGY INC$2.9M
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | ALIBABA GROUP HLDG LTD | BABAF | 01609WBG6 | $83.9M | 44.52% | 71,000,000 | PRN |
| 2 | ISHARES TR Put | HYG | 464288513 | $40.0M | 21.23% | 500,000 | SH |
| 3 | MARA HOLDINGS INC | MARA | 565788AD8 | $28.0M | 14.85% | 25,000,000 | PRN |
| 4 | ISHARES TR | HYG | 464288513 | $15.6M | 8.28% | 195,000 | SH |
| 5 | WEIBO CORP | WEIBF | 948596AJ0 | $15.0M | 7.98% | 15,000,000 | PRN |
| 6 | SUPER MICRO COMPUTER INC | SMCI | 86800UAF1 | $4.9M | 2.60% | 5,500,000 | PRN |
| 7 | ALPHABET INC | GOOGM | 02079K404 | $505.6K | 0.27% | 10,000 | SH |
| 8 | ALPHABET INC | GOOGN | 02079K602 | $500.8K | 0.27% | 10,000 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-03 | $188.3M | 8 | 0002134988-26-000002 |
| 2026-03-31 | 2026-05-15 | $134.9M | 9 | 0000902664-26-002480 |
| 2025-12-31 | 2026-05-15 | $140.6M | 8 | 0000902664-26-002481 |