Guidewire Software Ownership | Who Owns Guidewire Software?
Guidewire Software Ownership Summary
Guidewire Software is owned by 26.45% institutional investors, 0.37% insiders, and 73.19% retail investors. Tudor investment corp et al is the largest institutional shareholder, holding 65.30% of GWRE shares. iShares Core S&P Mid-Cap ETF is the top mutual fund, with 3.39% of its assets in Guidewire Software shares.
GWRE Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Guidewire Software | 26.45% | 0.37% | 73.19% |
| Sector | Technology Stocks | 36.93% | 14.89% | 48.18% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Tudor investment corp et al | 54.75M | 65.30% | $63.76M |
| Blackrock funding, inc. /de | 9.33M | 11.00% | $1.40B |
| Vanguard group | 8.95M | 10.56% | $1.80B |
| Linonia partnership lp | 7.65M | 9.02% | $1.14B |
| Bamco inc /ny/ | 6.60M | 7.78% | $986.72M |
| Blackrock | 4.53M | 5.49% | $624.55M |
| Darsana capital partners lp | 4.00M | 4.72% | $598.24M |
| Massachusetts financial services co /ma/ | 3.00M | 3.53% | $452.16M |
| State street | 2.62M | 3.09% | $391.95M |
| Royal bank of canada | 2.04M | 2.40% | $304.61M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Linonia partnership lp | 7.65M | 21.25% | $1.14B |
| Oberndorf william e | 61.75K | 17.31% | $9.24M |
| Greenstone partners | 404.32K | 15.31% | $60.47M |
| Anabranch capital management, lp | 129.70K | 14.45% | $19.40M |
| Darsana capital partners lp | 4.00M | 12.74% | $598.24M |
| Route one investment company | 1.85M | 11.77% | $276.59M |
| Brx global lp | 53.60K | 10.45% | $8.02M |
| Oakcliff capital partners, lp | 144.18K | 9.51% | $21.56M |
| Teca partners, lp | 59.10K | 6.09% | $8.84M |
| Gavilan investment partners | 149.50K | 6.01% | $22.36M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Tudor investment corp et al | 54.75M | 0.11% | 54.75M |
| Linonia partnership lp | 7.65M | 21.25% | 2.29M |
| Darsana capital partners lp | 4.00M | 12.74% | 1.50M |
| Bamco inc /ny/ | 6.60M | 2.98% | 1.45M |
| T. rowe price investment management | 1.15M | 0.12% | 1.15M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Stockbridge partners | 136.44K | 0.49% | -1.31M |
| Massachusetts financial services co /ma/ | 3.00M | 0.15% | -1.26M |
| Aqr capital management | 215.31K | 0.01% | -1.10M |
| Capital world investors | - | - | -1.01M |
| Whale rock capital management | - | - | -972.74K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Tudor investment corp et al | 54.75M | 0.11% | 54.75M | $63.76M |
| T. rowe price investment management | 1.15M | 0.12% | 1.15M | $172.65M |
| Vanguard fiduciary trust | 540.13K | 0.02% | 540.13K | $80.78M |
| Westfield capital management co lp | 486.58K | 0.31% | 486.58K | $72.77M |
| Soma equity partners lp | 385.36K | 4.25% | 385.36K | $57.63M |
Sold Out
| Holder | Change |
|---|---|
| Psi advisors | -1.00 |
| Abound wealth management | -1.00 |
| Davis capital management | -1.00 |
| Tfc financial management | -1.00 |
| Private wealth asset management | -1.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 337 | -50.80% | 22,434,667 | -72.96% | 26 | 0.28% | 189 | -35.27% | 100 | -65.03% |
| Dec 31, 2025 | 471 | -33.76% | 46,557,590 | -44.85% | 54 | 0.54% | 189 | -46.15% | 197 | -16.17% |
| Sep 30, 2025 | 481 | -29.78% | 51,363,044 | -37.05% | 61 | 0.65% | 239 | -33.43% | 160 | -32.77% |
| Jun 30, 2025 | 689 | 12.95% | 84,485,486 | -22.18% | 100 | 0.60% | 363 | 13.79% | 237 | 14.49% |
| Mar 31, 2025 | 602 | 3.79% | 108,626,422 | 30.01% | 129 | 1.29% | 313 | -0.95% | 207 | 20.35% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 2.87M | 3.39% | -1.44K |
| Vanguard Total Stock Mkt Idx Inv | 2.72M | 3.21% | 6.60K |
| Vanguard US Total Market Shares ETF | 2.63M | 3.14% | 1.93K |
| Vanguard Small Cap Index | 1.96M | 2.31% | -4.42K |
| Baron Partners Retail | 1.69M | 2.00% | 814.55K |
| Vanguard Explorer Inv | 1.29M | 1.53% | 360.33K |
| Baron Mid Cap Growth Strategy | 1.13M | 1.34% | -25.00K |
| Vanguard Small Cap Growth Index Inv | 1.10M | 1.30% | -802.00 |
| MFS Growth B | 1.05M | 1.24% | -6.03K |
| MFS Growth Equity | 1.05M | 1.24% | -16.83K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| May 26, 2026 | Rosenbaum Michael George | Chief Executive Officer | Sell | $166.21K |
| May 18, 2026 | Rosenbaum Michael George | Chief Executive Officer | Sell | $153.83K |
| May 11, 2026 | Rosenbaum Michael George | Chief Executive Officer | Sell | $163.66K |
| May 04, 2026 | Rosenbaum Michael George | Chief Executive Officer | Sell | $170.29K |
| Apr 27, 2026 | Rosenbaum Michael George | Chief Executive Officer | Sell | $165.71K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | - | 8 |
| 2026 Q1 | - | 19 |
| 2025 Q4 | - | 26 |
| 2025 Q3 | - | 34 |
| 2025 Q2 | - | 27 |
GWRE Ownership FAQ
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