⚠️ Main reason (official)

  • He resigned citing “differences over values and ethics”
  • In his letter, he said some internal practices were not aligned with his personal values

👉 Important:

  • He did NOT give specific details publicly

🔍 What exactly happened?

  • He mentioned:
    • “Certain happenings and practices” inside the bank
  • These issues were observed over the last 2 years

👉 This suggests:

  • Possible internal disagreements with management or governance style

⚖️ Is there any major problem in the bank?

  • The Reserve Bank of India clarified:
    • No material concerns about governance or financial health
  • Bank also stated:
    • No major operational issues

👉 So:

  • This looks like a personal/ethical disagreement, not a financial crisis

📉 Market reaction

  • Shares of HDFC Bank:
    • Fell around 7–8% after the news

👉 Reason:

  • Sudden leadership exit creates uncertainty

👤 What happens next?

  • Keki Mistry appointed as interim chairman (3 months)

🧠 Simple explanation

👉 Chairman resigned because he disagreed with certain internal practices on ethical grounds—not because of a financial crisis.

📊 Bottom Line

  • ❗ Reason: Ethical/value differences
  • ❗ No detailed allegations disclosed
  • ❗ RBI says bank is stable
  • ❗ Short-term market impact, but fundamentals intact