LYTIR

Insider · SEC Form 4 · Chief Executive Officer

Michael George Rosenbaum

Filed with the SEC as Rosenbaum Michael George; the order above is the one the filer's own signature uses.

In the 12 months to Nov 8, 2026, on the open market: sold $14.8M of GWRE. Filed a median of 0 business days after the trade.

Open-market purchases and sales this filer reported on SEC Form 4, by the day traded. Insiders have two business days to file. A sale marked 10b5-1 was made under a plan adopted in advance. How to read these

Insider purchases and sales, by month (last 12 months)Insider purchases: $0 in total; Insider sales: $14.8M in total.Jun: Insider sales $1.1MJul: Insider sales $672KAug: Insider sales $1.1MSep: Insider sales $11.0MOct: Insider sales $812KNov: Insider sales $192KDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $0Insider sales below: $14.8M
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.
  1. GWRESold: Guidewire Software, Inc. Nov 2, 2026 1,200 shares filed Nov 2, 2026 272,466 shares held directly after, as filed 10b5-1 plan filing $192K
  2. GWRESold: Guidewire Software, Inc. Oct 26, 2026 1,200 shares filed Oct 26, 2026 273,666 shares held directly after, as filed 10b5-1 plan filing $225K
  3. GWRESold: Guidewire Software, Inc. Oct 19, 2026 1,200 shares filed Oct 19, 2026 274,866 shares held directly after, as filed 10b5-1 plan filing $201K
  4. GWRESold: Guidewire Software, Inc. Oct 12, 2026 1,200 shares filed Oct 13, 2026 276,066 shares held directly after, as filed 10b5-1 plan filing $203K
  5. GWRESold: Guidewire Software, Inc. Oct 5, 2026 1,200 shares filed Oct 5, 2026 277,266 shares held directly after, as filed 10b5-1 plan filing $183K
  6. GWRESold: Guidewire Software, Inc. Sep 28, 2026 1,200 shares filed Sep 30, 2026 278,466 shares held directly after, as filed 10b5-1 plan filing $171K
  7. GWRESold: Guidewire Software, Inc. Sep 21, 2026 1,200 shares filed Sep 21, 2026 279,666 shares held directly after, as filed 10b5-1 plan filing $175K
  8. GWRESold: Guidewire Software, Inc. Sep 17, 2026 72,290 shares filed Sep 21, 2026 280,866 shares held directly after, as filed 10b5-1 plan filing $10.4M
  9. GWRESold: Guidewire Software, Inc. Sep 14, 2026 1,200 shares filed Sep 14, 2026 230,082 shares held directly after, as filed 10b5-1 plan filing $175K
  10. GWRESold: Guidewire Software, Inc. Aug 31, 2026 1,200 shares filed Sep 1, 2026 186,576 shares held directly after, as filed 10b5-1 plan filing $245K
  11. GWRESold: Guidewire Software, Inc. Aug 24, 2026 1,200 shares filed Aug 24, 2026 187,776 shares held directly after, as filed 10b5-1 plan filing $225K
  12. GWRESold: Guidewire Software, Inc. Aug 17, 2026 1,200 shares filed Aug 17, 2026 188,976 shares held directly after, as filed 10b5-1 plan filing $207K
  13. GWRESold: Guidewire Software, Inc. Aug 10, 2026 1,200 shares filed Aug 10, 2026 190,176 shares held directly after, as filed 10b5-1 plan filing $203K
  14. GWRESold: Guidewire Software, Inc. Aug 3, 2026 1,200 shares filed Aug 3, 2026 191,376 shares held directly after, as filed 10b5-1 plan filing $187K
  15. GWRESold: Guidewire Software, Inc. Jul 27, 2026 1,200 shares filed Jul 27, 2026 192,576 shares held directly after, as filed 10b5-1 plan filing $171K
  16. GWRESold: Guidewire Software, Inc. Jul 20, 2026 1,200 shares filed Jul 20, 2026 193,776 shares held directly after, as filed 10b5-1 plan filing $177K
  17. GWRESold: Guidewire Software, Inc. Jul 13, 2026 1,200 shares filed Jul 13, 2026 194,976 shares held directly after, as filed 10b5-1 plan filing $166K
  18. GWRESold: Guidewire Software, Inc. Jul 6, 2026 1,200 shares filed Jul 6, 2026 196,176 shares held directly after, as filed 10b5-1 plan filing $158K
  19. GWRESold: Guidewire Software, Inc. Jun 29, 2026 1,200 shares filed Jun 29, 2026 197,376 shares held directly after, as filed 10b5-1 plan filing $149K
  20. GWRESold: Guidewire Software, Inc. Jun 22, 2026 1,200 shares filed Jun 22, 2026 198,576 shares held directly after, as filed 10b5-1 plan filing $127K
  21. GWRESold: Guidewire Software, Inc. Jun 16, 2026 5,830 shares filed Jun 16, 2026 199,776 shares held directly after, as filed 10b5-1 plan filing $692K
  22. GWRESold: Guidewire Software, Inc. Jun 15, 2026 1,200 shares filed Jun 16, 2026 205,606 shares held directly after, as filed 10b5-1 plan filing $149K

Source: SEC Form 4 filings. Value is shares × the price reported on the filing; a filing whose price failed Lytir's check against the market price is left out, and a trade that related owners reported on separate forms is counted once. Filings can be late, amended or wrong at the source; see methodology.

Other Form 4 entries

Not counted above: entries this filer reported on Form 4 in the same 12 months that are not open-market purchases or sales. Each entry is one line of a filing.

  • DOCU: option exercise or conversion (code M), 1 entry, Sep 3, 2026
  • GWRE: grant or award (code A), 1 entry, Sep 11, 2026
  • GWRE: option exercise or conversion (code M), 1 entry, Sep 15, 2026
Code A
A grant or award from the company, such as stock given as pay.
Code M
An exercise or conversion of a derivative security received from the company, such as stock options.

Source: the same SEC Form 4 filings. The codes are the SEC's own transaction codes; the meanings above are a plain-words reading of the SEC's Form 4 instructions.