Seagate Technology Ownership | Who Owns Seagate Technology?
Seagate Technology Ownership Summary
Seagate Technology is owned by 93.35% institutional investors, 0.35% insiders, and 6.30% retail investors. Vanguard group is the largest institutional shareholder, holding 13.26% of STX shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.14% of its assets in Seagate Technology shares.
STX Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Seagate Technology | 93.35% | 0.35% | 6.30% |
| Sector | Technology Stocks | 144.02% | 12.52% | -56.54% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 27.97M | 13.26% | $2.41B |
| Sanders capital | 18.08M | 8.53% | $2.61B |
| Jpmorgan chase | 16.76M | 7.94% | $1.45B |
| Blackrock funding, inc. /de | 13.90M | 6.56% | $2.01B |
| Blackrock | 13.24M | 6.31% | $1.37B |
| State street | 8.71M | 4.11% | $757.60M |
| Capital research global investors | 7.29M | 3.44% | $1.05B |
| Fmr | 6.66M | 3.16% | $574.71M |
| Morgan stanley | 4.70M | 2.24% | $485.75M |
| Geode capital management | 4.30M | 2.04% | $370.01M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Kerrisdale advisers | 292.75K | 22.04% | $42.25M |
| Maple rock capital partners | 1.13M | 8.00% | $163.35M |
| Beaconlight capital | 96.40K | 7.94% | $13.91M |
| Sachem head capital management lp | 1.52M | 6.86% | $219.74M |
| Aufman associates | 70.48K | 6.27% | $10.17M |
| Slate path capital lp | 2.35M | 5.84% | $338.89M |
| Twin lakes capital management | 52.47K | 4.61% | $7.57M |
| Duquesne family office | 1.56M | 3.63% | $135.00M |
| Digitalbridge group | 253.78K | 3.61% | $36.63M |
| Sanders capital | 18.08M | 3.50% | $2.61B |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Vanguard group | 27.97M | 0.04% | 1.81M |
| Soroban capital partners lp | 1.42M | 2.00% | 1.33M |
| Polar capital | 1.09M | 0.83% | 1.09M |
| Ubs group | 1.82M | 0.03% | 1.07M |
| Bnp paribas arbitrage, snc | 891.31K | 0.04% | 891.31K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Capital research global investors | 7.29M | 0.21% | -8.26M |
| Jpmorgan chase | 16.76M | 0.11% | -5.89M |
| Balyasny asset management | 5.91K | 0.00% | -2.04M |
| Fmr | 6.66M | 0.03% | -1.81M |
| Goldman sachs group | 2.33M | 0.03% | -1.50M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Polar capital | 1.09M | 0.83% | 1.09M | $157.97M |
| Bnp paribas arbitrage, snc | 891.31K | 0.04% | 891.31K | $76.93M |
| Castle hook partners lp | 731.80K | 0.60% | 731.80K | $105.62M |
| Zurich insurance group ltd/fi | 557.57K | 0.62% | 557.57K | $80.47M |
| Rokos capital management llp | 537.75K | 0.34% | 537.75K | $77.61M |
Sold Out
| Holder | Change |
|---|---|
| Transamerica financial advisors | -1.00 |
| Private wealth management group | -2.00 |
| Colonial trust advisors | -2.00 |
| Mine & arao wealth creation & management, llc. | -2.00 |
| Plante moran financial advisors | -4.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 988 | 18.47% | 197,905,798 | 0.12% | 93 | 1.07% | 543 | 42.52% | 273 | -2.85% |
| Mar 31, 2025 | 24 | -97.18% | 3,143,706 | -98.35% | 1 | 0.02% | 7 | -98.34% | 6 | -97.79% |
| Dec 31, 2024 | 443 | -48.19% | 77,071,414 | -58.56% | 36 | 0.47% | 219 | -46.19% | 148 | -43.73% |
| Sep 30, 2024 | 846 | 1.44% | 185,828,227 | -0.27% | 88 | 1.12% | 401 | 0.75% | 260 | 0.78% |
| Jun 30, 2024 | 826 | 1.23% | 186,097,986 | 1.04% | 88 | 1.15% | 393 | 8.86% | 256 | -8.24% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard US Total Market Shares ETF | 6.64M | 3.14% | 5.13K |
| Vanguard Total Stock Mkt Idx Inv | 6.67M | 3.14% | -152.77K |
| Vanguard Institutional 500 Index Trust | 6.02M | 2.84% | 42.35K |
| Vanguard 500 Index Investor | 5.25M | 2.47% | -769.61K |
| Vanguard Mid Cap Index Institutional | 4.73M | 2.23% | 51.01K |
| American Funds Income Fund of Amer A | 4.36M | 2.06% | -208.21K |
| Vanguard Windsor™ II Inv | 3.96M | 1.86% | - |
| JPM US Equity Income-Composite | 3.77M | 1.77% | -249.54K |
| JPMorgan Equity Income I | 3.77M | 1.77% | -347.99K |
| Putnam US Large Cap Value Equity | 3.72M | 1.75% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Sep 12, 2025 | Morris John Christopher | EVP & CTO | Sell | $581.94K |
| Sep 12, 2025 | Morris John Christopher | EVP & CTO | Sell | $995.69K |
| Sep 12, 2025 | Morris John Christopher | EVP & CTO | Sell | $818.73K |
| Sep 12, 2025 | Morris John Christopher | EVP & CTO | Sell | $351.39K |
| Sep 12, 2025 | Morris John Christopher | EVP & CTO | Sell | $257.20K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q3 | - | 36 |
| 2025 Q2 | - | 34 |
| 2025 Q1 | - | 10 |
| 2024 Q4 | - | 19 |
| 2024 Q3 | - | 19 |
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