GCTSWS — GCT SEMICONDUCTOR HLDG INC
As of Q2 2026, 6 SEC-registered investment managers reported holding GCTSWS (GCT SEMICONDUCTOR HLDG INC) in their latest 13F filings, with a combined reported value of $653.19K across 1.33M shares. That is +0.0% by share count (+47 shares) versus the previous quarter, while reported value moved +170.7%. Ownership is concentrated: the five largest holders account for 100.0% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 1 opened new positions. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| Marshall Wace history | Q1 2024 | 100.00K | $588.00K | 0.00% | New |
| D. E. Shaw & Co history | Q2 2026 | 575.00K | $281.75K | 0.00% | Hold |
| Millennium Management history | Q2 2026 | 442.50K | $216.82K | 0.00% | Hold |
| Citigroup Inc history | Q2 2026 | 169.76K | $83.18K | 0.00% | Hold |
| Moore Capital Management history | Q2 2026 | 125.00K | $61.25K | 0.00% | Hold |
| Morgan Stanley history | Q2 2026 | 20.73K | $10.16K | 0.00% | Hold |
| Wells Fargo & Co history | Q1 2024 | 3.00K | $1.14K | 0.00% | New |
| UBS Group AG history | Q2 2026 | 47 | $23 | 0.00% | New |
| Bank of America Corp history | Q4 2025 | 166 | $12 | 0.00% | Hold |
| T. Rowe Price Associates history | Q2 2025 | 37.67K | $4 | 0.00% | Hold |
New Positions (Q2 2026)
- UBS Group AG 47 sh · $23
Fully Exited (vs previous quarter)
No tracked fund fully exited this quarter.
Fund Position History — shares by quarter (top 10 funds)
| Fund | Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| D. E. Shaw & Co | 225.00K | 225.00K | 225.00K | 225.00K | 575.00K | 575.00K | 575.00K | 575.00K | 575.00K | 575.00K |
| Millennium Management | 442.50K | 442.50K | 442.50K | 442.50K | 442.50K | 442.50K | 442.50K | 442.50K | 442.50K | 442.50K |
| Citigroup Inc | 219.76K | 169.76K | 169.76K | 169.76K | 169.76K | 169.76K | 169.76K | 169.76K | 169.76K | 169.76K |
| Moore Capital Management | 125.00K | 125.00K | 125.00K | 125.00K | 125.00K | 125.00K | 125.00K | 125.00K | 125.00K | 125.00K |
| Morgan Stanley | — | — | — | — | — | 20.73K | 20.73K | 20.73K | 20.73K | 20.73K |
| UBS Group AG | 981 | — | 2.57K | — | — | 115 | — | 339 | — | 47 |
| Bank of America Corp | — | — | — | — | — | 166 | 166 | 166 | — | — |
| Marshall Wace | 100.00K | — | — | — | — | — | — | — | — | — |
| T. Rowe Price Associates | 37.67K | 37.67K | 37.67K | 37.67K | 37.67K | 37.67K | — | — | — | — |
| Wells Fargo & Co | 3.00K | — | — | — | — | — | — | — | — | — |