Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in GIG held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | TENOR CAPITAL MANAGEMENT Co., L.P. | 1.9M | $20.2M | 0.0% | 0.040% | 0.31% |
| 2 | BERKLEY W R CORP | 1.7M | $18.5M | +309.8% | 0.037% | 0.99% |
| 3 | JPMORGAN CHASE & CO | 1.7M | $18.5M | +8618.4% | 0.037% | 1.17% |
| 4 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | 1.7M | $18.5M | -7.7% | 0.037% | 1.17% |
| 5 | MIZUHO SECURITIES USA LLC | 1.5M | $15.4M | +71.4% | 0.031% | 0.36% |
| 6 | TORONTO DOMINION BANK | 1.2M | $13.0M | +80.4% | 0.026% | 0.02% |
| 7 | CNH PARTNERS LLC | 1.1M | $11.8M | 0.0% | 0.023% | 0.19% |
| 8 | ARISTEIA CAPITAL LLC | 1.0M | $10.7M | 0.0% | 0.021% | 0.24% |
| 9 | D. E. Shaw & Co., Inc. | 990K | $10.5M | 0.0% | 0.021% | 0.01% |
| 10 | Yakira Capital Management, Inc. | 638K | $6.8M | -0.9% | 0.013% | 1.99% |
| 11 | BOOTHBAY FUND MANAGEMENT, LLC | 604K | $6.4M | — | 0.013% | 0.16% |
| 12 | WHITEBOX ADVISORS LLC | 550K | $5.9M | 0.0% | 0.012% | 0.09% |
| 13 | Westchester Capital Management, LLC | 393K | $4.2M | 0.0% | 0.008% | 0.20% |
| 14 | Shay Capital LLC | 344K | $3.7M | -30.5% | 0.007% | 0.32% |
| 15 | GOLDMAN SACHS GROUP INC | 288K | $3.1M | 0.0% | 0.006% | 0.00% |
| 16 | Radcliffe Capital Management, L.P. | 287K | $3.1M | 0.0% | 0.006% | 0.23% |
| 17 | Vivaldi Asset Management, LLC | 265K | $2.8M | -15.9% | 0.006% | 0.15% |
| 18 | Polar Asset Management Partners Inc. | 250K | $2.7M | — | 0.005% | 0.06% |
| 19 | MILLENNIUM MANAGEMENT LLC | 250K | $2.7M | -36.8% | 0.005% | 0.00% |
| 20 | LINDEN ADVISORS LP | 250K | $2.7M | 0.0% | 0.005% | 0.01% |
| 21 | MOORE CAPITAL MANAGEMENT, LP | 200K | $2.1M | 0.0% | 0.004% | 0.05% |
| 22 | RIVERNORTH CAPITAL MANAGEMENT, LLC | 185K | $2.0M | -9.8% | 0.004% | 0.10% |
| 23 | Clear Street Group Inc. | 122K | $1.3M | +11.0% | 0.003% | 0.01% |
| 24 | Ionic Capital Management LLC | 70K | $746K | 0.0% | 0.002% | 0.71% |
| 25 | CITADEL ADVISORS LLC | 57K | $605K | -92.5% | 0.001% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in GIG — a direct measure of their conviction.
Filings activity in GIG during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new GIG position in Q1 2026
Institutions that fully closed their GIG position in Q1 2026
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 35 | 17% | 0.78% | +0.11 pp | $190M | +17% |
| Q4 2025 | 42 | +40% | 0.67% | 0.06 pp | $162M | 9.2% |
| Q3 2025 | 30 | 3.2% | 0.73% | +0.06 pp | $179M | +9.9% |
| Q2 2025 | 31 | 3.1% | 0.67% | 0.06 pp | $163M | 8.2% |
| Q1 2025 | 32 | +10% | 0.73% | +0.22 pp | $177M | +41% |
| Q4 2024 | 29 | +61% | 0.51% | +0.20 pp | $126M | +65% |
| Q3 2024 | 18 | 78% | 0.31% | 12.82 pp | $76M | 98% |
| Q2 2021 | 83 | — | 13.13% | — | $3.21B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying GIG stock.
Based on Q1 2026 13F filings, institutional ownership of GigCapital7 Corp. stands at 0.8%, held across 35 reporting institutions.
TENOR CAPITAL MANAGEMENT Co., L.P. is the largest reported institutional holder of GIG, with approximately 1,894,982 shares worth $0.02B as of Q1 2026.
Yes — 2 widely-followed marquee investors appear among the top 25 institutional holders of GIG, including MILLENNIUM MANAGEMENT LLC, CITADEL ADVISORS LLC.
Our composite Smart Money Score for GIG is 43 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
3 institutions opened new positions in GIG during Q1 2026, while 10 fully exited. 24 added to existing positions and 8 trimmed.
GIG institutional ownership rose by 0.11 percentage points quarter-over-quarter, with a net change of -7 holders.
The top 10 institutions account for 75.8% of all reported 13F value in GIG, and the top 25 account for 98.9%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
GigCapital7 Corp. (GIG) Institutional Ownership