Latest Period
Q2 2026
Security Snapshot
GigCapital9 Corp. - Class A Common Stock (GIXXU) Institutional Ownership
CUSIP: G3865B106
13F Institutional Holders and Ownership History from Q1 2026 to Q2 2026
Institutions Reporting
12
Shares (Excl. Options)
3,231,584
Price
$10.18
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- Security type / class
- Equity / Class A Common Stock
- Symbol
- GIXXU on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 3,231,584
- Total 13F value
- $32,964,064
- Portfolio coverage rank
- 0%
- Share change
- -6,043,025
- Value change
- -$60,690,063
- Number of holders
- 12
- Shares outstanding
- 25,683,962
- SEC-reported price per share
- $10.18
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- GIXXU - GigCapital9 Corp. - Class A Common Stock is tracked under CUSIP G3865B106.
- 12 institutions reported positions in Q2 2026.
- 8 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 28 to 12 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $93,134,758 to $32,964,064.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 12 institutions filings for Q2 2026.
Security key
G3865B106
Latest holder period
Q2 2026
13F holders
12
13D/G owners
8
CIK / CUSIP context first
Open Q2 2026 holders
GIXXU full holder history
GigCapital9 Corp. SEC filings
GigCapital9 Corp. company facts
GigCapital9 Corp. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G3865B106:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
8
Security
GIXXU
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| GLAZER CAPITAL, LLC | 8.5% | $21,835,103 | 2,178,000 | Glazer Capital, LLC | 31 Mar 2026 | |||
| Yakira Capital Management, Inc. | 8.5% | $21,867,120 | 2,178,000 | Yakira Capital Management, Inc. | 31 Mar 2026 | |||
| AQR CAPITAL MANAGEMENT LLC | 8.5% | $21,835,103 | 2,178,000 | AQR Capital Management, LLC | 31 Mar 2026 | |||
| TENOR CAPITAL MANAGEMENT Co., L.P. | 8.6% | 2,178,000 | Tenor Capital Management Company, L.P. | 27 Jan 2026 | ||||
| Lighthouse Investment Partners, LLC | 5.8% | $14,813,083 | 1,477,570 | Lighthouse Investment Partners, LLC | 31 Mar 2026 | |||
| GOLDMAN SACHS GROUP INC | 5.7% | $14,713,540 | 1,466,573 | THE GOLDMAN SACHS GROUP, INC. | 31 Mar 2026 | |||
| ARISTEIA CAPITAL, L.L.C. | 5.4% | $14,035,420 | 1,400,000 | Aristeia Capital, L.L.C. | 31 Mar 2026 | |||
| MILLENNIUM MANAGEMENT LLC | 4.6% | 1,175,000 | Millennium Management LLC | 27 Jan 2026 |
As of 30 Jun 2026, 12 institutional investors reported holding 3,231,584 shares of GigCapital9 Corp. - Class A Common Stock (GIXXU). This represents 13% of the company’s total 25,683,962 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
13%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Yakira Capital Management, Inc. | 8.5% | 2,178,000 | 0% | 6.5% | $22,193,820 |
| LMR Partners LLP | 1.2% | 300,000 | 0% | 0.02% | $3,054,000 |
| Westchester Capital Management, LLC | 1.2% | 300,000 | 0% | 0.15% | $3,062,999 |
| Lineage Point Capital LP | 0.58% | 148,777 | -0.82% | 0.32% | $1,539,842 |
| HGC Investment Management Inc. | 0.39% | 100,000 | 0% | 0.2% | $1,018,000 |
| Lynrock Lake LP | 0.19% | 50,000 | 0% | 0.03% | $518,500 |
| Clear Street Group Inc. | 0.16% | 42,319 | +170% | 0% | $430,807 |
| Verition Fund Management LLC | 0.15% | 37,500 | 0% | 0% | $381,750 |
| Bulldog Investors, LLP | 0.13% | 32,231 | -67% | 0.07% | $329,079 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.12% | 30,000 | 0% | 0% | $305,400 |
| OMERS ADMINISTRATION Corp | 0.05% | 12,717 | 0% | 0% | $129,459 |
| UBS Group AG | 0% | 40 | 0% | $408 | |
| PICTON MAHONEY ASSET MANAGEMENT | 0% | 0 | -100% | $0 | |
| First Trust Capital Management L.P. | 0% | 0 | -100% | $0 | |
| ABC ARBITRAGE SA | 0% | 0 | -100% | $0 | |
| Centiva Capital, LP | 0% | 0 | -100% | $0 | |
| HEIGHTS CAPITAL MANAGEMENT, INC | 0% | 0 | -100% | $0 | |
| AQR Arbitrage LLC | 0% | 0 | -100% | $0 | |
| MILLENNIUM MANAGEMENT LLC | 0% | 0 | -100% | $0 | |
| Kepos Capital LP | 0% | 0 | -100% | $0 | |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | 0% | 0 | -100% | $0 | |
| Warberg Asset Management LLC | 0% | 0 | -100% | $0 | |
| RLH Capital LLC | 0% | 0 | -100% | $0 | |
| MANGROVE PARTNERS IM, LLC | 0% | 0 | -100% | $0 | |
| WOLVERINE ASSET MANAGEMENT LLC | 0% | 0 | -100% | $0 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
2
Latest
Q2 2026
Rows shown
1-2 of 2