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Aperture AC

CUSIP: G0474D101 | 34 institutional holders

Quarters

Q3 2026Q2 2026
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Beneficial Ownership — 13D / 13G

Full history →

5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13G/AFeis Equities LLC399,6923.6%Newly reportedOct 7, 2026No 13F filer matched
13GW. R. Berkley Corporation875,5218.0%New 5%+ stakeSep 30, 2026

Institutional Holders — Q3 2026

RLH Capital LLC650,000
2.4% of portfolio›$6.5M
Calamos Advisors LLC150,000
0.0% of portfolio›$1.5M
Wolverine Asset Management LLC126,446
0.0% of portfolio›$1.3M
Deltec Asset Management LLC100,000
0.2% of portfolio›$1.0M
Mizuho Securities USA LLC10,599
0.0% of portfolio›$105.5K
StyleTurnoverLocationFiled
RLH Capital LLC
650,000$6.5M2.4%N/AVery HighGreat Neck, NY2026-11-09
Calamos Advisors LLC
150,000$1.5M0.0%CoreMediumNaperville, IL2026-11-02
Wolverine Asset Management LLC
126,446$1.3M0.0%Deep ValueVery HighChicago, IL2026-11-02
Deltec Asset Management LLC
100,000$1.0M0.2%CoreMediumNew York, NY2026-10-26
Mizuho Securities USA LLC
10,599$105.5K0.0%CoreHighNew York, NY2026-11-09
No 13F filer matched
13GMizuho Financial Group Inc945,0008.6%New 5%+ stakeJun 30, 2026Not yet in a 13F
13DAperture Sponsor LLC3,995,60327.1%New 5%+ stakeMay 22, 2026No 13F filer matched
13G/AFeis Equities LLC399,692
3.6% of class · Oct 7, 2026Newly reported
No 13F filer matched
13GW. R. Berkley Corporation875,521
8.0% of class · Sep 30, 2026New 5%+ stake
No 13F filer matched
13GMizuho Financial Group Inc945,000
8.6% of class · Jun 30, 2026New 5%+ stake
Not yet in a 13F
13DAperture Sponsor LLC3,995,603
27.1% of class · May 22, 2026New 5%+ stake
No 13F filer matched