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Super Investors Isabella Capital Management LLP
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Isabella Capital Management LLP

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$188M
Positions
8
Quarter ended
June 30, 2026
Filed
August 03, 2026

Reported portfolio value by quarter (3 quarters reported)

$188M $135M
Q4 25 Q1 26 Q2 26

$141M in Q4 2025 → $188M now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
AG Alibaba Group Hldg Ltd 44.5% Added 158% 71,000,000 $83.9M
IT Ishares Tr Put 21.2% Unchanged 500,000 $40M
Mara Holdings Inc 14.8% Added 85% 25,000,000 $28M
IT Ishares Tr 8.3% Added 11% 195,000 $15.6M
Weibo Corp 8.0% New 15,000,000 $15M
Super Micro Computer Inc 2.6% New 5,500,000 $4.91M
Alphabet Inc 0.3% New 10,000 $506K
Alphabet Inc 0.3% New 10,000 $501K

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 2 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 03, 2026

Company Action Shares changed Value of change % of portfolio
AG Alibaba Group Hldg Ltd Added +43,500,000 +$51.4M 44.5%
Weibo Corp New +15,000,000 +$15M 8.0%
Mara Holdings Inc Added +11,500,000 +$12.9M 14.8%
Strategy Inc Exited −10,000,000 −$9.68M —
Strategy Inc Exited −11,000,000 −$9.2M —
Strategy Inc Exited −10,000,000 −$8.72M —
Super Micro Computer Inc New +5,500,000 +$4.91M 2.6%
Strategy Inc Exited −2,500,000 −$2.76M —
IT Ishares Tr Added +20,000 +$1.6M 8.3%
Super Micro Computer Inc Exited −50,000 −$1.14M —

Showing the 10 largest of 12 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 15, 2026

Company Action Shares changed Value of change % of portfolio
Equinox Gold Corp Exited −5,000,000 −$11.8M —
Strategy Inc New +10,000,000 +$8.72M 6.5%
AG Alibaba Group Hldg Ltd Added +3,500,000 +$4.86M 28.3%
IT Ishares Tr Trimmed −60,000 −$4.77M 10.3%
Mara Holdings Inc Added +3,500,000 +$2.99M 8.5%
Strategy Inc Trimmed −1,600,000 −$1.55M 7.2%
Super Micro Computer Inc New +50,000 +$1.14M 0.8%

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