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GigCapital9 Corp.

GIXXU
Exchange
Nasdaq
Industry
Blank Checks
SEC CIK
0002098712

No open-market purchases or sales by GigCapital9 Corp. insiders were filed in the last 90 days; 12 institutions reported holding it in 13F filings for Q2 2026, worth $33.0M in total; no superinvestor holds it.

Other share classesGIXGIXXR

Key figures

Market capNo recent share count in SEC filings
–
Insider buysOpen market, last 90 days
0
Insider sellsOpen market, last 90 days
0
13F holdersQ2 2026, −16 vs. previous quarter
12
13F valueReported value at the end of Q2 2026
$33.0M
Superinvestors holdingAt the end of Q2 2026
0

Price chart

From SEC filings, in USD.

Revenue, Q2 FY2026
$0
No comparable prior period

Short interest

See short data

From FINRA, settlement date Oct 30, 2026.

Short interest
182
Shares sold short
Change
0
0.0% vs. previous
Days to cover
1.00
At average daily volume

Superinvestors holding GIXXU, Q2 2026

Go to the superinvestors tab

No superinvestor reported holding GIXXU at the end of Q2 2026.

Latest insider trades

See all insider trades

Open-market purchases and sales by GigCapital9 Corp. insiders from Form 4, newest first.

No open-market purchases or sales by GigCapital9 Corp. insiders are on file.

Top 10 13F holders, Q2 2026

See all 12 holders

The largest institutional positions in GigCapital9 Corp. at the end of Q2 2026; share changes are against Q1 2026.

Institutions holding GIXXU in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Yakira Capital Management, Inc.2,178,000$22.2M6.54%00.0%Unchanged
Westchester Capital Management, LLC300,000$3.06M0.15%00.0%Unchanged
LMR Partners LLP300,000$3.05M0.02%00.0%Unchanged
Lineage Point Capital LP148,777$1.54M0.32%−1,223−0.8%Reduced
HGC Investment Management Inc.100,000$1.02M0.20%00.0%Unchanged
Lynrock Lake LP50,000$518.5K0.03%00.0%Unchanged
Clear Street Group Inc.42,319$430.8K0.00%+26,619+169.5%Added
Verition Fund Management LLC37,500$381.8K0.00%00.0%Unchanged
Bulldog Investors, LLP32,231$329.1K0.07%−66,164−67.2%Reduced
Susquehanna International Group, LLP30,000$305.4K0.00%00.0%Unchanged

Holders of 5% or more of GIXXU

See all 1 holders and filings

Holders whose latest Schedule 13D or 13G filing reports 5% or more of GigCapital9 Corp..

Largest holders of GIXXU from 13D and 13G filings
HolderLatest formStakeChangeFirst filedLatest filingFiling
Tenor Capital Management Co., L.P.13G8.60%2.18M sharesNewFeb 2, 20261 filingFeb 2, 2026SEC