GSI Ownership | Who Owns GSI?
GSI Ownership Summary
GSI is owned by 16.48% institutional investors, 12.66% insiders, and 70.85% retail investors. Vanguard group is the largest institutional shareholder, holding 4.21% of GSIT shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.54% of its assets in GSI shares.
GSIT Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | GSI | 16.48% | 12.66% | 70.85% |
| Sector | Technology Stocks | 35.36% | 13.13% | 51.51% |
| Idea | Semiconductor Stocks List | 60.61% | 7.19% | 32.20% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 1.45M | 4.21% | $9.02M |
| Silverberg bernstein capital management | 785.71K | 2.28% | $4.04M |
| Blackrock funding, inc. /de | 506.62K | 1.47% | $3.15M |
| Two sigma investments, lp | 391.26K | 1.45% | $1.44M |
| Marshall wace, llp | 341.89K | 1.27% | $1.26M |
| Geode capital management | 325.57K | 0.94% | $2.02M |
| Ubs group | 305.75K | 0.89% | $1.57M |
| Arrowstreet capital, limited partnership | 235.52K | 0.87% | $866.70K |
| Squarepoint ops | 175.38K | 0.65% | $645.42K |
| Jane street group | 221.09K | 0.64% | $1.37M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Silverberg bernstein capital management | 785.71K | 2.22% | $4.04M |
| Essex investment management | 48.34K | 0.03% | $177.88K |
| Gsa capital partners llp | 71.23K | 0.02% | $366.00K |
| Xtx topco | 113.39K | 0.02% | $417.26K |
| Jb capital partners lp | 33.00K | 0.02% | $121.44K |
| Prelude capital management | 14.20K | 0.00% | $52.26K |
| Two sigma investments, lp | 391.26K | 0.00% | $1.44M |
| Bridgeway capital management | 24.50K | 0.00% | $90.16K |
| Algert global | 23.97K | 0.00% | $88.00K |
| Connor, clark & lunn investment management | 86.43K | 0.00% | $536.74K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Vanguard group | 1.45M | 0.00% | 515.52K |
| Blackrock funding, inc. /de | 506.62K | 0.00% | 373.11K |
| Vanguard fiduciary trust | 185.34K | 0.00% | 185.34K |
| Jane street group | 221.09K | 0.00% | 161.38K |
| Squarepoint ops | 175.38K | 0.00% | 154.13K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Renaissance | 116.30K | 0.00% | -269.61K |
| Acadian asset management | 6.34K | 0.00% | -196.18K |
| Belvedere trading | - | - | -48.67K |
| Virtu financial | - | - | -39.66K |
| Wealthplan investment management | - | - | -37.60K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Vanguard fiduciary trust | 185.34K | 0.00% | 185.34K | $952.66K |
| Jump financial | 27.99K | 0.00% | 27.99K | $103.01K |
| Lpl financial | 27.95K | - | 27.95K | $143.64K |
| Barclays | 27.37K | - | 27.37K | $169.95K |
| Algert global | 23.97K | 0.00% | 23.97K | $88.00K |
Sold Out
| Holder | Change |
|---|---|
| Southstate | -28.00 |
| Innealta capital | -32.00 |
| Qube research | -100.00 |
| Farther finance advisors | -200.00 |
| Bnp paribas arbitrage, snc | -204.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 36 | -36.84% | 5,688,843 | 3.74% | 16 | 3.99% | 27 | -22.86% | 5 | -16.67% |
| Sep 30, 2025 | 30 | -36.17% | 4,090,200 | 5.66% | 15 | 7.36% | 19 | -38.71% | 3 | -50.00% |
| Jun 30, 2025 | 50 | 28.21% | 4,139,716 | 34.02% | 15 | 10.50% | 33 | 94.12% | 7 | - |
| Mar 31, 2025 | 39 | -4.88% | 3,125,233 | 13.67% | 12 | 10.56% | 17 | -5.56% | 7 | -30.00% |
| Dec 31, 2024 | 18 | -48.57% | 1,815,227 | -30.89% | 7 | 6.70% | 10 | -9.09% | 4 | -50.00% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 919.43K | 2.54% | - |
| Vanguard US Total Market Shares ETF | 574.55K | 2.24% | - |
| T. Rowe Price New Horizons | 459.84K | 1.27% | 289.99K |
| US Small-Cap Growth II Equity Comp | 459.84K | 1.27% | 459.84K |
| Vanguard Institutional Extnd Mkt Idx Tr | 330.63K | 0.91% | 11.79K |
| T. Rowe Price New Horizons Tr-A | 211.87K | 0.59% | 211.87K |
| IMC US Ultra Micro Cap | 143.79K | 0.49% | 143.79K |
| Fidelity Extended Market Index | 160.50K | 0.44% | 6.22K |
| VistaShares Artfcl Intlgc Supercycle ETF | 152.66K | 0.42% | 2.54K |
| Blackrock Extended Mkt Fund CF | 88.39K | 0.24% | -43.23K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Mar 17, 2026 | Shu Lee-Lean | Pres., CEO and Chairman | Sell | $365.59K |
| Mar 16, 2026 | Shu Lee-Lean | Pres., CEO and Chairman | Sell | $308.03K |
| Mar 13, 2026 | CHUANG PATRICK T | Senior VP, Memory Design | Sell | $342.44K |
| Mar 10, 2026 | Wu Bor-Tay | VP, Taiwan Operations | Sell | $346.54K |
| Mar 10, 2026 | Wu Bor-Tay | VP, Taiwan Operations | Buy | $199.60K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 6 |
| 2025 Q4 | 1 | 4 |
| 2025 Q3 | - | 3 |
| 2025 Q2 | - | - |
| 2024 Q4 | - | - |
GSIT Ownership FAQ
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