Skip to main content

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.

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
19 filings
5 insiders, $29.5M in total
Insiders trading
5
Net value
−$29.5M
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.

Insider roster for Guidewire Software, Inc.
NameTitleLast reported holdingLast filingFilings, past year
King James WinstonChief Admin Officer, Gen Couns44,558Sep 21, 20269
Peterson David FranklinChief Accounting Officer12,233Sep 21, 20266
Cooper Jeffrey ElliottChief Financial Officer85,420Sep 21, 20269
Mullen John PPresident183,647Sep 21, 202610
Rosenbaum Michael GeorgeChief Executive Officer279,666Sep 21, 202654
Vollert Karl AlexanderDirector578Aug 12, 20261
Keller Michael CDirector10,606Dec 16, 20251
Lego Catherine PDirector14,393Dec 16, 20251
Anquillare Mark VDirector2,716Dec 16, 20251
Sloan Jeffrey StevenDirector2,371Dec 16, 20251
Dillon MargaretDirector16,393Dec 16, 20251
Ramanathan RajaniDirector11,057Dec 16, 20251
Bauer David SDirector7,099Dec 16, 20252
Lavin PaulDirector12,585IndirectDec 23, 20240
Hung PriscillaPresident & COO38,131Dec 20, 20230
Ryu MarcusDirector10,555Dec 19, 20230
Brown Andrew William FraserDirector2,524Jun 23, 20220
Polelle MichaelChief Delivery Officer7,241Mar 18, 20220
ODowd Frank E JRChief Sales Officer28,275Sep 21, 20210

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.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 21, 2026 (view filing)5:23 PM ETSep 17-184 daysKing James WinstonChief Admin Officer, Gen CounsSSale−13.2K$144.52−$1.91M−22.8%44.6K after2 lots10b5-1
Sep 21, 2026 (view filing)5:23 PM ETSep 174 daysPeterson David FranklinChief Accounting OfficerSSale−1.91K$144.47−$275.2K−13.5%12.2K after10b5-1
Sep 21, 2026 (view filing)5:23 PM ETSep 17-184 daysCooper Jeffrey ElliottChief Financial OfficerSSale−33.2K$143.92−$4.77M−28.0%85.4K after6 lots10b5-1
Sep 21, 2026 (view filing)5:23 PM ETSep 174 daysMullen John PPresidentSSale−39.7K$144.47−$5.73M−17.8%183.6K after
Sep 21, 2026 (view filing)5:22 PM ETSep 17-214 daysRosenbaum Michael GeorgeChief Executive OfficerSSale−73.5K$144.50−$10.6M−20.8%279.7K after2 lots10b5-1
Sep 14, 2026 (view filing)5:26 PM ETSep 14Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$145.87−$175.0K−0.5%230.1K after10b5-1
Sep 8, 2026 (view filing)4:46 PM ETSep 8Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$160.52−$192.6K−0.6%185.4K after10b5-1
Sep 1, 2026 (view filing)6:15 PM ETAug 311 dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$204.44−$245.3K−0.6%186.6K after10b5-1
Aug 27, 2026 (view filing)5:12 PM ETAug 27Same dayPeterson David FranklinChief Accounting OfficerSSale−2.50K$200.00−$500.0K−20.3%9.79K after10b5-1
Aug 26, 2026 (view filing)5:41 PM ETAug 19-257 daysMullen John PPresidentSSale−18.0K$185.35−$3.34M−13.7%113.1K afterAmended2 lots10b5-1
Aug 24, 2026 (view filing)6:46 PM ETAug 24Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$187.82−$225.4K−0.6%187.8K after10b5-1
Aug 17, 2026 (view filing)5:22 PM ETAug 17Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$172.88−$207.5K−0.6%189.0K after10b5-1
Aug 10, 2026 (view filing)4:31 PM ETAug 10Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$169.50−$203.4K−0.6%190.2K after10b5-1
Aug 3, 2026 (view filing)6:31 PM ETAug 3Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$155.92−$187.1K−0.6%191.4K after10b5-1
Jul 27, 2026 (view filing)5:26 PM ETJul 27Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$142.31−$170.8K−0.6%192.6K after10b5-1
Jul 20, 2026 (view filing)7:06 PM ETJul 20Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$147.42−$176.9K−0.6%193.8K after10b5-1
Jul 13, 2026 (view filing)4:54 PM ETJul 13Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$138.47−$166.2K−0.6%195.0K after10b5-1
Jul 9, 2026 (view filing)6:05 PM ETJul 9Same dayKing James WinstonChief Admin Officer, Gen CounsSSale−1.68K$130.64−$220.0K−5.3%30.0K after10b5-1
Jul 6, 2026 (view filing)4:24 PM ETJul 6Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$131.63−$158.0K−0.6%196.2K after10b5-1
Jun 29, 2026 (view filing)Jun 29Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$124.29−$149.1K−0.6%197.4K after10b5-1
Jun 22, 2026 (view filing)Jun 22Same dayCooper Jeffrey ElliottChief Financial OfficerSSale−1.35K$105.67−$142.4K−2.1%62.1K after10b5-1
Jun 22, 2026 (view filing)Jun 22Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$105.67−$126.8K−0.6%198.6K after10b5-1
Jun 16, 2026 (view filing)Jun 16Same dayMullen John PPresidentSSale−4.29K$118.74−$509.6K−3.2%131.1K after
Jun 16, 2026 (view filing)Jun 16Same dayCooper Jeffrey ElliottChief Financial OfficerSSale−2.59K$118.74−$308.0K−3.9%63.5K after
Jun 16, 2026 (view filing)Jun 15-161 dayRosenbaum Michael GeorgeChief Executive OfficerSSale−7.03K$119.61−$840.9K−3.4%199.8K after2 lots10b5-1
Jun 16, 2026 (view filing)Jun 16Same dayKing James WinstonChief Admin Officer, Gen CounsSSale−999$118.74−$118.6K−3.1%31.7K after
Jun 16, 2026 (view filing)Jun 16Same dayPeterson David FranklinChief Accounting OfficerSSale−246$118.74−$29.2K−2.0%12.3K after10b5-1
Jun 8, 2026 (view filing)Jun 8Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$135.62−$162.7K−0.6%206.8K after10b5-1
Jun 2, 2026 (view filing)Jun 11 dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$158.92−$190.7K−0.6%208.0K after10b5-1
May 26, 2026 (view filing)May 26Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$138.51−$166.2K−0.6%209.2K after10b5-1
May 18, 2026 (view filing)May 18Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$128.19−$153.8K−0.6%210.4K after10b5-1
May 12, 2026 (view filing)May 111 dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$136.38−$163.7K−0.6%211.6K after10b5-1
May 5, 2026 (view filing)May 41 dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$141.91−$170.3K−0.6%212.8K after10b5-1
Apr 27, 2026 (view filing)Apr 27Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$138.09−$165.7K−0.6%214.0K after10b5-1
Apr 20, 2026 (view filing)Apr 20Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$139.75−$167.7K−0.6%215.2K after10b5-1
Apr 13, 2026 (view filing)Apr 13Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$118.77−$142.5K−0.6%216.4K after10b5-1
Apr 6, 2026 (view filing)Apr 6Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$151.14−$181.4K−0.5%217.6K after10b5-1
Mar 31, 2026 (view filing)Mar 301 dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$145.74−$174.9K−0.5%218.8K after10b5-1
Mar 24, 2026 (view filing)Mar 231 dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$155.56−$186.7K−0.5%220.0K after10b5-1
Mar 18, 2026 (view filing)Mar 171 dayMullen John PPresidentSSale−6.58K$163.86−$1.08M−4.6%135.4K after
Mar 18, 2026 (view filing)Mar 171 dayCooper Jeffrey ElliottChief Financial OfficerSSale−1.94K$163.86−$317.1K−2.8%66.1K after
Mar 18, 2026 (view filing)Mar 171 dayRosenbaum Michael GeorgeChief Executive OfficerSSale−4.74K$163.86−$776.2K−2.1%221.2K after
Mar 18, 2026 (view filing)Mar 171 dayKing James WinstonChief Admin Officer, Gen CounsSSale−1.00K$163.86−$164.0K−3.0%32.7K after
Mar 18, 2026 (view filing)Mar 171 dayPeterson David FranklinChief Accounting OfficerSSale−273$163.86−$44.7K−2.1%12.5K after
Mar 17, 2026 (view filing)Mar 161 dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$160.00−$192.0K−0.5%225.9K after10b5-1
Mar 13, 2026 (view filing)Mar 13Same dayCooper Jeffrey ElliottChief Financial OfficerSSale−4.76K$158.72−$755.0K−6.5%68.0K after
Mar 9, 2026 (view filing)Mar 9Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$166.34−$199.6K−0.5%227.1K after10b5-1
Mar 3, 2026 (view filing)Mar 21 dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$143.87−$172.6K−0.5%228.3K after10b5-1
Feb 23, 2026 (view filing)Feb 23Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$125.50−$150.6K−0.5%229.5K after10b5-1
Feb 17, 2026 (view filing)Feb 17Same dayRosenbaum Michael GeorgeChief Executive OfficerSSale−1.20K$127.00−$152.4K−0.5%230.7K after10b5-1