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 20 sales; 549 institutions reported holding it in 13F filings for Q2 2026, worth $10.4B in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Guidewire Software, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 20 filings
- 5 insiders, $29.6M in total
- Insiders trading
- 5
- Net value
- −$29.6M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Guidewire Software, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Rosenbaum Michael George | Chief Executive Officer | 278,466 | Sep 30, 2026 | 54 |
| King James Winston | Chief Admin Officer, Gen Couns | 44,558 | Sep 21, 2026 | 9 |
| Peterson David Franklin | Chief Accounting Officer | 12,233 | Sep 21, 2026 | 6 |
| Cooper Jeffrey Elliott | Chief Financial Officer | 85,420 | Sep 21, 2026 | 9 |
| Mullen John P | President | 183,647 | Sep 21, 2026 | 9 |
| Vollert Karl Alexander | Director | 578 | Aug 12, 2026 | 1 |
| Keller Michael C | Director | 10,606 | Dec 16, 2025 | 1 |
| Lego Catherine P | Director | 14,393 | Dec 16, 2025 | 1 |
| Anquillare Mark V | Director | 2,716 | Dec 16, 2025 | 1 |
| Sloan Jeffrey Steven | Director | 2,371 | Dec 16, 2025 | 1 |
| Dillon Margaret | Director | 16,393 | Dec 16, 2025 | 1 |
| Ramanathan Rajani | Director | 11,057 | Dec 16, 2025 | 1 |
| Bauer David S | Director | 7,099 | Dec 16, 2025 | 1 |
| Lavin Paul | Director | 12,585Indirect | Dec 23, 2024 | 0 |
| Hung Priscilla | President & COO | 38,131 | Dec 20, 2023 | 0 |
| Ryu Marcus | Director | 10,555 | Dec 19, 2023 | 0 |
| Brown Andrew William Fraser | Director | 2,524 | Jun 23, 2022 | 0 |
| Polelle Michael | Chief Delivery Officer | 7,241 | Mar 18, 2022 | 0 |
| ODowd Frank E JR | Chief Sales Officer | 28,275 | Sep 21, 2021 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| 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 |
| 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 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 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 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)5:23 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 | 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 | King James WinstonChief Admin Officer, Gen Couns | SSale | −13.2K | $144.52 | −$1.91M | −22.8%44.6K after | 2 lots10b5-1 |
| Sep 30, 2026 (view filing)4:47 PM ET | Sep 28 | 2 days | Rosenbaum Michael GeorgeChief Executive Officer | SSale | −1.20K | $142.65 | −$171.2K | −0.4%278.5K after | 10b5-1 |