GCT Semiconductor Holding, Inc.
GCTS- Exchange
- NYSE
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001851961
No open-market purchases or sales by GCT Semiconductor Holding, Inc. insiders were filed in the last 90 days; 55 institutions reported holding it in 13F filings for Q2 2026, worth $37.3M in total; no superinvestor holds it.
Other share classesGCTS.WT
13F holders, Q2 2026
Institutional positions in GCT Semiconductor Holding, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 55
- +23 vs. Q1 2026
- Shares held
- 12.6M
- +8.56M (+213.1%) vs. Q1 2026
- Total value
- $37.3M
- +$32.8M (+715.5%) vs. Q1 2026
- New holders
- 29
- 19 more added
- Sold out
- 6
- 2 more reduced
2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting GCTS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 55 | $37.3M |
| Q1 2026 | 34 | $5.07M |
| Q4 2025 | 24 | $4.64M |
| Q3 2025 | 29 | $5.84M |
| Q2 2025 | 31 | $6.25M |
| Q1 2025 | 43 | $5.87M |
| Q4 2024 | 41 | $7.10M |
| Q3 2024 | 41 | $10.5M |
| Q2 2024 | 33 | $14.6M |
| Q1 2024 | 8 | $9.01M |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding GCT Semiconductor Holding, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Avion Wealth | 153 | $0 | 0.00% | +153 | New |
| Kerr Financial Planning Corp | 10 | $30 | 0.00% | +10 | New |
| SRS Capital Advisors, Inc. | 85 | $252 | 0.00% | −3,040−97.3% | Reduced |
| BNP Paribas Arbitrage, SA | 578 | $1.72K | 0.00% | −17−2.9% | Reduced |
| Quarry LP | 1,036 | $3.08K | 0.00% | +1,036 | New |
| SBI Securities Co., Ltd. | 1,115 | $3.31K | 0.00% | +996+837.0% | Added |
| Jones Financial Companies LLLP | 2,200 | $5.17K | 0.00% | +2,200 | New |
| Russell Investments Group, Ltd. | 3,273 | $9.72K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 3,400 | $10.1K | 0.00% | +1,400+70.0% | Added |
| FMR LLC | 3,718 | $11.0K | 0.00% | +3,718 | New |
| JPMorgan Chase & Co | 6,213 | $15.9K | 0.00% | +6,027+3,240.3% | Added |
| Simplex Trading, LLC | 7,048 | $20.9K | 0.00% | +7,048 | New |
| Barclays PLC | 7,090 | $21.1K | 0.00% | +7,090 | New |
| IMC-Chicago, LLC | 10,700 | $31.8K | 0.00% | +10,700 | New |
| StoneX Group Inc. | 12,835 | $37.4K | 0.00% | +12,835 | New |
| Bank of New York Mellon Corp | 12,675 | $37.6K | 0.00% | +12,675 | New |
| Rockefeller Capital Management L.P. | 15,000 | $44.5K | 0.00% | +15,000 | New |
| Braeburn Wealth Management LLC | 15,500 | $46.0K | 0.02% | 00.0% | Unchanged |
| LPL Financial LLC | 20,935 | $62.2K | 0.00% | +10,935+109.4% | Added |
| Axq Capital, LP | 25,898 | $76.9K | 0.01% | +25,898 | New |
| Vanguard Global Advisers, LLC | 27,623 | $82.0K | 0.00% | +17,242+166.1% | Added |
| Engineers Gate Manager LP | 30,248 | $89.8K | 0.00% | +6,732+28.6% | Added |
| Two Sigma Investments, LP | 31,730 | $94.2K | 0.00% | +31,730 | New |
| Citigroup Inc | 31,845 | $94.6K | 0.00% | +31,845 | New |
| Millennium Management LLC | 31,956 | $94.9K | 0.00% | +31,956 | New |
| Spark Investment Management LLC | 37,100 | $110.2K | 0.22% | +37,100 | New |
| Jefferies Financial Group Inc. | 39,400 | $117.0K | 0.00% | +39,400 | New |
| Morgan Stanley | 43,532 | $129.3K | 0.00% | +24,243+125.7% | Added |
| Royal Bank of Canada | 49,213 | $146.0K | 0.00% | +46,956+2,080.5% | Added |
| Independent Financial Group, LLC | 49,250 | $146.3K | 0.00% | +49,250 | New |
| B. Riley Financial, Inc. | 56,818 | $168.7K | 0.04% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 58,713 | $174.4K | 0.00% | +58,713 | New |
| Bank of America Corp | 63,164 | $187.6K | 0.00% | +151+0.2% | Added |
| Colony Group, LLC | 64,000 | $190.1K | 0.00% | +64,000 | New |
| Caitong International Asset Management Co., Ltd | 65,817 | $195.5K | 0.03% | +65,798+346,305.3% | Added |
| Bridgeway Capital Management, LLC | 75,000 | $222.8K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 77,168 | $229.2K | 0.00% | +77,168 | New |
| ExodusPoint Capital Management, LP | 88,539 | $263.0K | 0.00% | +88,539 | New |
| Goldman Sachs Group Inc | 112,837 | $335.1K | 0.00% | +45,324+67.1% | Added |
| Team Hewins, LLC | 125,640 | $373.2K | 0.10% | 00.0% | Unchanged |
| Jane Street Group, LLC | 133,082 | $395.3K | 0.00% | +133,082 | New |
| SEI Investments Co | 142,901 | $424.4K | 0.00% | +142,901 | New |
| Robertson Stephens Wealth Management, LLC | 150,000 | $445.5K | 0.01% | +150,000 | New |
| Northern Trust Corp | 155,346 | $461.4K | 0.00% | +92,645+147.8% | Added |
| XTX Topco Ltd | 164,717 | $489.2K | 0.01% | +139,038+541.4% | Added |
| EAM Investors, LLC | 241,246 | $716.5K | 0.06% | +241,246 | New |
| State Street Corp | 353,089 | $1.05M | 0.00% | +112,500+46.8% | Added |
| Vanguard Fiduciary Trust Co | 416,917 | $1.24M | 0.00% | +170,673+69.3% | Added |
| UBS Group AG | 646,238 | $1.92M | 0.00% | +608,875+1,629.6% | Added |
| Geode Capital Management, LLC | 767,459 | $2.28M | 0.00% | +293,113+61.8% | Added |
| Tudor Investment Corp Et Al | 818,485 | $2.43M | 0.01% | +818,485 | New |
| BlackRock, Inc. | 1,281,164 | $3.81M | 0.00% | +683,217+114.3% | Added |
| Marshall Wace, LLP | 1,296,433 | $3.85M | 0.00% | +1,296,433 | New |
| Renaissance Technologies LLC | 1,695,300 | $5.04M | 0.01% | +1,695,300 | New |
| Vanguard Capital Management LLC | 2,999,130 | $8.91M | 0.00% | +1,254,181+71.9% | Added |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −51,604−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −35,818−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −13,200−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −4,400−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −2,286−100.0% | Sold out |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −115−100.0% | Sold out |
| GM Advisory Group, Inc. | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |