Guidewire Software (GWRE) CEO Michael Rosenbaum Sells 1,200 Shar
Guidewire Software (GWRE) CEO Michael Rosenbaum sold 1,200 shares on 2026-09-28, reducing his stake to 278,466 shares. He has sold 152,672 shares in the past year with no purchases. GWRE's stock trades at $142.65, with a market cap of $11.69B and a high P/E ratio of 87.53. GuruFocus values it at $216.84, suggesting undervaluation.
How this was made
The 30-second read
Why it matters
Insider selling adds a modest negative signal, but the company’s fundamentals and valuation gap may offset it.
Market read
Routine insider sale with limited price impact; investors may monitor for any change in insider behavior.
What to watch
The CEO retains a substantial shareholding and the company’s GF Value suggests a discount to intrinsic value.
Background
Guidewire Software provides core software platforms for property and casualty insurers and has been highlighted for a high GF Value versus market price.
Ticker impact
CEO Michael Rosenbaum sold 1,200 shares, adding to a year of insider divestments totaling over 150k shares.
potential slight downward pressure as the market prices the insider sell
A small, routine Form 4 sale by the CEO is unlikely to move the stock significantly, but some investors watch insider activity closely.
Market effects
Minimal; the sale does not affect the broader P&C insurance software sector.
None; the news is company‑specific.
Low; no macro or global implications.
Counterpoint
The sale could be a routine personal liquidity move, not a lack of confidence, so the stock may still be undervalued.
Key entities
- CompanyGuidewire Software Inc.
US‑listed software provider to the insurance industry (ticker GWRE).
- ExecutiveMichael Rosenbaum
CEO of Guidewire Software, seller of 1,200 shares.



