Guidewire Software, Inc.
GWRE- Exchange
- NYSE
- Industry
- Services-Prepackaged Software
- SEC CIK
- 0001528396
In the last 90 days, Guidewire Software, Inc. insiders filed 0 open-market purchases and 19 sales; 549 institutions reported holding it in 13F filings for Q2 2026, worth $10.4B in total; no superinvestor holds it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsLast 90 days, $29.5M in total
- 19
- 13F holdersQ2 2026, −42 vs. previous quarter
- 549
- 13F valueReported value at the end of Q2 2026
- $10.4B
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding GWRE, Q2 2026
No superinvestor reported holding GWRE at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Guidewire Software, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 21, 2026 (view filing)5:23 PM ET | Sep 17-18 | 4 days | King James WinstonChief Admin Officer, Gen Couns | SSale | −13.2K | $144.52 | −$1.91M | −22.8%44.6K after | 2 lots10b5-1 |
| Sep 21, 2026 (view filing)5:23 PM ET | Sep 17 | 4 days | Peterson David FranklinChief Accounting Officer | SSale | −1.91K | $144.47 | −$275.2K | −13.5%12.2K after | 10b5-1 |
| Sep 21, 2026 (view filing)5:23 PM ET | Sep 17-18 | 4 days | Cooper Jeffrey ElliottChief Financial Officer | SSale | −33.2K | $143.92 | −$4.77M | −28.0%85.4K after | 6 lots10b5-1 |
| Sep 21, 2026 (view filing)5:23 PM ET | Sep 17 | 4 days | Mullen John PPresident | SSale | −39.7K | $144.47 | −$5.73M | −17.8%183.6K after | |
| Sep 21, 2026 (view filing)5:22 PM ET | Sep 17-21 | 4 days | Rosenbaum Michael GeorgeChief Executive Officer | SSale | −73.5K | $144.50 | −$10.6M | −20.8%279.7K after | 2 lots10b5-1 |
| Sep 14, 2026 (view filing)5:26 PM ET | Sep 14 | Same day | Rosenbaum Michael GeorgeChief Executive Officer | SSale | −1.20K | $145.87 | −$175.0K | −0.5%230.1K after | 10b5-1 |
| Sep 8, 2026 (view filing)4:46 PM ET | Sep 8 | Same day | Rosenbaum Michael GeorgeChief Executive Officer | SSale | −1.20K | $160.52 | −$192.6K | −0.6%185.4K after | 10b5-1 |
| Sep 1, 2026 (view filing)6:15 PM ET | Aug 31 | 1 day | Rosenbaum Michael GeorgeChief Executive Officer | SSale | −1.20K | $204.44 | −$245.3K | −0.6%186.6K after | 10b5-1 |
| Aug 27, 2026 (view filing)5:12 PM ET | Aug 27 | Same day | Peterson David FranklinChief Accounting Officer | SSale | −2.50K | $200.00 | −$500.0K | −20.3%9.79K after | 10b5-1 |
| Aug 26, 2026 (view filing)5:41 PM ET | Aug 19-25 | 7 days | Mullen John PPresident | SSale | −18.0K | $185.35 | −$3.34M | −13.7%113.1K after | Amended2 lots10b5-1 |
Top 10 13F holders, Q2 2026
The largest institutional positions in Guidewire Software, Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bamco Inc | 8,994,456 | $1.11B | 1.66% | +2,397,003+36.3% | Added |
| BlackRock, Inc. | 8,909,665 | $1.10B | 0.02% | −418,036−4.5% | Reduced |
| Linonia Partnership LP | 6,933,483 | $853.2M | 15.24% | −717,647−9.4% | Reduced |
| Vanguard Portfolio Management LLC | 4,507,288 | $554.6M | 0.02% | −87,283−1.9% | Reduced |
| Vanguard Capital Management LLC | 3,845,465 | $473.2M | 0.01% | +2,404+0.1% | Added |
| Darsana Capital Partners LP | 3,804,000 | $468.1M | 2.10% | −196,000−4.9% | Reduced |
| State Street Corp | 2,681,587 | $330.0M | 0.01% | +60,897+2.3% | Added |
| JPMorgan Chase & Co | 2,249,339 | $272.3M | 0.02% | +1,391,489+162.2% | Added |
| Massachusetts Financial Services Co | 2,028,908 | $249.6M | 0.08% | −966,429−32.3% | Reduced |
| Route One Investment Company, L.P. | 1,849,364 | $227.6M | 9.42% | 00.0% | Unchanged |