Isabella Capital Management LLP

In its 13F for Q4 2025 (holdings as of December 31, 2025, filed May 15, 2026), Isabella Capital Management LLP reported 1 stock position worth $18.9 million. Its top holding was Ishr Ibx Usd Hiyld CB ETF-Ui (HYG) at 100.0% of the portfolio.

Most Recent 13F
Q2 2026
Location
LONDON, X0
CIK
0002134988
Portfolio Value
$18.9M (Q4 2025)
SEC Filing
0000902664-26-002481 ↗ filed May 15, 2026

Holdings Value

0$5.0M$10.0M$15.0M$20.0M Q4 2025: $18.9M $18.9M Q4 2025 Q1 2026: $13.9M Q1 2026 Q2 2026: $15.6M Q2 2026

Holdings 1 stocks · $18.9M

HYG Ishr Ibx Usd Hiyld CB ETF-Ui 100.00% 235,000 $18.9M —

Options reported separately and not counted above: HYG puts ($40.3M).

Other holdings (6): bonds, preferreds, convertibles and warrants · $81.3M (not counted above)
SecurityClassShares / PrincipalValueChange
ALIBABA GROUP HOLDING (BABA 0.5 06/01/31) NOTE 0.500% 6/0 · principal 24,000,000$37.3M—
STRATEGY INC (MSTR 0.875 03/15/31) NOTE 0.875% 3/1 · principal 11,600,000$12.0M—
EQUINOX GOLD CORP (EQXCN 4.75 10/15/28) NOTE 4.750%10/1 · principal 5,000,000$11.8M—
STRATEGY INC (MSTR 0 12/01/29) NOTE 12/0 · principal 11,000,000$9.0M—
MARA HOLDINGS INC (MARA 2.125 09/01/31) NOTE 2.125% 9/0 · principal 10,000,000$8.2M—
STRATEGY INC (MSTR 0.625 09/15/28) NOTE 0.625% 9/1 · principal 2,500,000$2.9M—

Total filed on the 13F, all lines: $100.3M.

Portfolio Sells Q4 2025

No earlier filing to compare with.

Portfolio Buys Q4 2025

No earlier filing to compare with.

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 1$15.6MHYG
Q1 2026 1$13.9MHYG
Q4 2025 1$18.9MHYG