GCT Semiconductor Ownership | Who Owns GCT Semiconductor?
GCT Semiconductor Ownership Summary
GCT Semiconductor is owned by 19.03% institutional investors, 12.10% insiders, and 68.87% retail investors. Vanguard capital management is the largest institutional shareholder, holding 4.54% of GCTS shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.36% of its assets in GCT Semiconductor shares.
GCTS Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | GCT Semiconductor | 19.03% | 12.10% | 68.87% |
| Sector | Technology Stocks | 53.66% | 14.89% | 31.46% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard capital management | 3.00M | 4.54% | $8.91M |
| Vanguard group | 2.01M | 3.62% | $2.41M |
| Renaissance | 1.70M | 2.57% | $5.04M |
| Marshall wace, llp | 1.30M | 1.96% | $3.85M |
| Blackrock funding, inc. /de | 1.28M | 1.94% | $3.81M |
| Tudor investment corp et al | 818.49K | 1.24% | $2.43M |
| Geode capital management | 767.46K | 1.16% | $2.28M |
| Ubs group | 646.24K | 0.98% | $1.92M |
| Gm advisory group | 434.46K | 0.82% | $495.28K |
| Vanguard fiduciary trust | 416.92K | 0.63% | $1.24M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Spark investment management | 37.10K | 0.21% | $110.19K |
| Team hewins | 125.64K | 0.10% | $373.15K |
| Eam investors | 241.25K | 0.06% | $716.50K |
| B. riley financial | 56.82K | 0.04% | $168.75K |
| Caitong asset management | 65.82K | 0.03% | $195.48K |
| Gm advisory group | 434.46K | 0.02% | $495.28K |
| Robertson stephens wealth management | 150.00K | 0.01% | $445.50K |
| Axq capital, lp | 25.90K | 0.01% | $76.92K |
| Renaissance | 1.70M | 0.01% | $5.04M |
| Xtx topco | 164.72K | 0.01% | $489.21K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Renaissance | 1.70M | 0.01% | 1.70M |
| Marshall wace, llp | 1.30M | 0.00% | 1.30M |
| Vanguard capital management | 3.00M | 0.00% | 1.25M |
| Tudor investment corp et al | 818.49K | 0.00% | 818.49K |
| Blackrock funding, inc. /de | 1.28M | 0.00% | 683.22K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Toronto dominion bank | 1.00 | - | -221.77K |
| Aqr arbitrage | - | - | -100.00K |
| Moore capital management, lp | - | - | -71.25K |
| Periscope capital | - | - | -65.00K |
| 683 capital management | - | - | -51.69K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Renaissance | 1.70M | 0.01% | 1.70M | $5.04M |
| Marshall wace, llp | 1.30M | 0.00% | 1.30M | $3.85M |
| Tudor investment corp et al | 818.49K | 0.00% | 818.49K | $2.43M |
| Eam investors | 241.25K | 0.06% | 241.25K | $716.50K |
| Robertson stephens wealth management | 150.00K | 0.01% | 150.00K | $445.50K |
Sold Out
| Holder | Change |
|---|---|
| Sterling capital management | -8.00 |
| Ifp advisors | -11.00 |
| True wealth design | -12.00 |
| Optiver b.v. | -115.00 |
| Amalgamated bank | -262.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 58 | 70.59% | 12,570,409 | 182.47% | 19 | 41.94% | 47 | 123.81% | 2 | -33.33% |
| Mar 31, 2026 | 33 | 37.50% | 4,387,193 | 13.44% | 8 | 17.07% | 21 | 61.54% | 2 | -66.67% |
| Dec 31, 2025 | 7 | -75.86% | 2,209,262 | -42.49% | 3 | 7.21% | 3 | -78.57% | 2 | -80.00% |
| Sep 30, 2025 | 6 | -76.92% | 1,585,288 | -60.50% | 3 | 5.09% | 3 | -84.21% | 2 | -71.43% |
| Jun 30, 2025 | 29 | -27.50% | 4,136,357 | 17.34% | 8 | 13.41% | 21 | 23.53% | 8 | -42.86% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 2.15M | 2.36% | 940.70K |
| Vanguard Morn Total Stk Mkt Idx Investor | 2.15M | 2.36% | 940.70K |
| Vanguard Institutional Extnd Mkt Idx Tr | 800.09K | 0.88% | 317.11K |
| iShares Core S&P Total US Stock Mkt ETF | 384.29K | 0.42% | - |
| Fidelity Extended Market Index | 357.64K | 0.39% | 126.84K |
| IMC US Ultra Micro Cap | 285.80K | 0.31% | -19.87K |
| iShares Micro-Cap ETF | 209.27K | 0.23% | -2.79K |
| BlackRock Extended Equity Market Fund K | 158.42K | 0.17% | 73.91K |
| Pleiades Small Cap Equity A | 142.90K | 0.16% | 142.90K |
| Extended Equity Market Fund B | 99.25K | 0.14% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Nov 25, 2025 | Shin Hyunsoo | Class II Director | Buy | $21.41K |
| Nov 21, 2025 | Shin Hyunsoo | Class II Director | Buy | $4.07K |
| Nov 20, 2025 | Shin Hyunsoo | Class II Director | Buy | $32.58K |
| Sep 12, 2025 | Shin Hyunsoo | Class II Director | Buy | $66.54K |
| Sep 05, 2025 | Shin Hyunsoo | Class II Director | Buy | $13.39K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | - | - |
| 2026 Q1 | - | - |
| 2025 Q4 | 3 | - |
| 2025 Q3 | 4 | - |
| 2025 Q2 | 7 | - |
GCTS Ownership FAQ
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