Who owns GigCapital8 Corp.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of GIWWR from SEC Form 13F filings across 40 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 40 institutions disclosed 23.8M shares of GigCapital8 Corp. worth $6.2M — about 94.1% of shares outstanding; the largest disclosed holder is Harraden Circle Investments, LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
40
13F holders
$6.2M
value, 2026 filers
94.1%
of shares outstanding (23.8M sh)
3
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of GIWWR's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Harraden Circle Investments, LLC | 5.6M | $1.5M | 0.2% | 22.1% | +15.1% |
| 2 | AQR Arbitrage LLC | 1.7M | $445,372 | 0.0% | 6.8% | +1.2% |
| 3 | TENOR CAPITAL MANAGEMENT Co., L.P. | 1.5M | $390,000 | 0.0% | 5.9% | 0.0% |
| 4 | GLAZER CAPITAL, LLC | 1.5M | $389,000 | 0.0% | 5.9% | 0.0% |
| 5 | Yakira Capital Management, Inc. | 938,377 | $243,978 | 0.1% | 3.7% | 0.0% |
| 6 | Polar Asset Management Partners Inc. | 863,100 | $224,406 | 0.0% | 3.4% | +1.5% |
| 7 | ARISTEIA CAPITAL, L.L.C. | 850,000 | $221,000 | 0.0% | 3.4% | 0.0% |
| 8 | WHITEBOX ADVISORS LLC | 800,000 | $208,000 | 0.0% | 3.2% | 0.0% |
| 9 | MILLENNIUM MANAGEMENT LLC | 764,462 | $198,760 | 0.0% | 3% | 0.0% |
| 10 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | 747,951 | $195,963 | 0.0% | 3% | 0.0% |
| 11 | TORONTO DOMINION BANK | 723,905 | $188,215 | 0.0% | 2.9% | -31.2% |
| 12 | Magnetar Financial LLC | 695,261 | $186,260 | 0.0% | 2.7% | 0.0% |
| 13 | RIVERNORTH CAPITAL MANAGEMENT, LLC | 599,512 | $149,878 | 0.0% | 2.4% | 0.0% |
| 14 | Radcliffe Capital Management, L.P. | 550,000 | $164,945 | 0.0% | 2.2% | 0.0% |
| 15 | BNP PARIBAS FINANCIAL MARKETS | 483,231 | $125,640 | 0.0% | 1.9% | 0.0% |
| 16 | PICTON MAHONEY ASSET MANAGEMENT | 425,000 | $110,500 | 0.0% | 1.7% | 0.0% |
| 17 | Meteora Capital, LLC | 412,012 | $107,123 | 0.0% | 1.6% | +2.4% |
| 18 | Alpine Global Management, LLC | 400,000 | $104,000 | 0.0% | 1.6% | 0.0% |
| 19 | Mint Tower Capital Management B.V. | 400,000 | $104,000 | 0.0% | 1.6% | 0.0% |
| 20 | Linden Advisors LP | 375,000 | $112,463 | 0.0% | 1.5% | 0.0% |
| 21 | Periscope Capital Inc. | 300,600 | $78,156 | 0.0% | 1.2% | 0.0% |
| 22 | GABELLI & Co INVESTMENT ADVISERS, INC. | 299,871 | $77,966 | 0.0% | 1.2% | 0.0% |
| 23 | COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | 293,039 | $76,190 | 0.0% | 1.2% | -2.1% |
| 24 | WOLVERINE ASSET MANAGEMENT LLC | 279,173 | $72,585 | 0.0% | 1.1% | -27.4% |
| 25 | Verition Fund Management LLC | 270,900 | $72,574 | 0.0% | 1.1% | +209.6% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation. Research, not investment advice.