Who owns Guidewire Software, Inc.?
Institutional ownership of GWRE from SEC Form 13F filings across 351 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
351
13F holders
$7.34B
value, 2026 filers
74.2%
of shares outstanding (61.7M sh)
51
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of GWRE's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BAMCO INC /NY/ | 9.0M | $1.11B | 1.7% | 10.8% | +36.3% |
| 2 | BlackRock, Inc. | 8.9M | $1.10B | 0.0% | 10.7% | -4.5% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 4.5M | $554.6M | 0.0% | 5.4% | -1.9% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 3.8M | $473.2M | 0.0% | 4.6% | -50.0% |
| 5 | Darsana Capital Partners LP | 3.8M | $468.1M | 2.1% | 4.6% | -4.9% |
| 6 | JPMORGAN CHASE & CO | 2.2M | $272.3M | 0.0% | 2.7% | +162.2% |
| 7 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 2.0M | $249.6M | 0.1% | 2.4% | -32.3% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 1.6M | $201.3M | 0.0% | 2% | -4.3% |
| 9 | PRINCIPAL FINANCIAL GROUP INC | 1.2M | $153.7M | 0.1% | 1.5% | +5.8% |
| 10 | VAN ECK ASSOCIATES CORPNEW | 1.2M | $149.6M | 0.1% | 1.5% | new |
| 11 | Curated Wealth Partners LLCNEW | 1.1M | $1.2M | 0.2% | 1.3% | new |
| 12 | Artisan Partners Limited Partnership | 970,325 | $119.4M | 0.2% | 1.2% | -15.3% |
| 13 | JANE STREET GROUP, LLC | 834,841 | $102.7M | 0.0% | 1% | +14.2% |
| 14 | WELLINGTON MANAGEMENT GROUP LLP | 776,446 | $95.5M | 0.0% | 0.9% | -30.5% |
| 15 | NORTHERN TRUST CORP | 726,559 | $89.4M | 0.0% | 0.9% | -3.1% |
| 16 | BLAIR WILLIAM & CO/IL | 726,387 | $89.4M | 0.2% | 0.9% | -25.5% |
| 17 | BANK OF AMERICA CORP /DE/ | 696,536 | $85.7M | 0.0% | 0.8% | +0.1% |
| 18 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 663,050 | $81.6M | 0.0% | 0.8% | +10.8% |
| 19 | BROWN BROTHERS HARRIMAN & CO | 658,636 | $81.0M | 0.4% | 0.8% | -6.7% |
| 20 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 609,420 | $75.0M | 0.2% | 0.7% | +78.5% |
| 21 | Sixth Street Partners Management Company, L.P.NEW | 604,873 | $74.4M | 12.9% | 0.7% | new |
| 22 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 604,873 | $74.4M | 0.0% | 0.7% | -0.5% |
| 23 | VANGUARD FIDUCIARY TRUST CO | 542,329 | $66.7M | 0.0% | 0.7% | +0.4% |
| 24 | Bank of New York Mellon Corp | 533,133 | $65.6M | 0.0% | 0.6% | +3.3% |
| 25 | MORGAN STANLEY | 493,637 | $60.7M | 0.0% | 0.6% | -31.5% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.