MERRIMAN DWIGHT A 4

What Happened
Director Dwight A. Merriman disposed of 16,000 shares of MongoDB (MDB) stock in open-market sales on June 12 and June 15, 2026, for aggregate proceeds of approximately $5,632,632. Transaction breakdown reported in the filing:

• 2026-06-12: 625 shares at $350.55 — $219,094
• 2026-06-12: 320 shares at $352.00 — $112,640
• 2026-06-12: 1,280 shares at $353.00 — $451,840
• 2026-06-12: 7,775 shares at $354.41 — $2,755,538
• 2026-06-15: 6,000 shares at $348.92 — $2,093,520

Key Details

• Transaction dates: June 12, 2026 (four sales) and June 15, 2026 (one sale). Filing date: June 16, 2026; Period of Report listed as June 12, 2026.
• Prices: Reported as weighted averages; the filing notes the shares were sold in multiple executions with price ranges for certain lots.
• Total shares sold: 16,000; total proceeds ≈ $5,632,632.
• Shares owned after the transactions: Not specified in the excerpt provided.
• Notable footnotes: Sales were made pursuant to a Rule 10b5-1 trading plan. Some shares are held in the Dwight A. Merriman 2012 Trust (for his children) and by the Dwight A. Merriman Charitable Foundation (he has voting and investment power but no pecuniary interest).
• Transaction type: S = Sale.

Context
Trades executed under a Rule 10b5-1 plan are typically pre-scheduled and are often considered routine rather than a real-time signal of the insider’s view of the stock. Sales from trusts or charitable foundations may reflect estate or philanthropic planning rather than personal trading decisions. For retail investors, insider purchases tend to be more informative of confidence than routine sales; this filing documents significant liquidity taken off the table by a director.