Arndt Timothy D 4

What Happened
Timothy D. Arndt, Chief Financial Officer of Prologis, sold 3,597 shares of Prologis stock in an open-market transaction on June 15, 2026. The weighted average sale price was reported at $150.00, producing proceeds of approximately $539,550. This was a sale (not a purchase) and thus generally viewed as a routine disposition rather than a bullish signal.

Key Details

• Transaction type: Sale (Code S) via open market/private sale on 2026-06-15.
• Prices: Weighted average price reported as $150.00; individual trade prices ranged from $150.00 to $150.999 (footnote F2).
• Proceeds: Approximately $539,550.
• Plan: Sale was made pursuant to a Rule 10b5-1 trading plan adopted November 26, 2025 (footnote F1).
• Shares owned after transaction: Not specified in the provided excerpt of the filing.
• Filing timeliness: Reported on 2026-06-17 for a 2026-06-15 transaction—filed within the typical Form 4 reporting window (timely).

Context
A 10b5-1 trading plan indicates the sale was executed under a pre-established plan, which can signal the trade was planned in advance and not based on material nonpublic information. For retail investors, purchases typically carry more direct signaling value than routine sales; this filing documents a standard executive sale with disclosed pricing details (see footnote F2 for per-trade breakdowns available on request).