JPMorgan AM discloses 1.34% Prologis interest under Takeover Code

what happened

The London Stock Exchange published a Form 8.3 from JPMorgan Asset Management on 12 October 2026. The filing concerned Prologis, Inc., with JPMorgan Asset Management identified as Prologis’s financial adviser. The disclosure covered positions held and dealings undertaken on 09 October 2026 and also named SEGRO plc.

Following the disclosed dealings, JPMorgan Asset Management owned or controlled 12,691,596.62 Prologis common shares with a USD 0.01 nominal value, representing 1.34%. Its short position was 0 shares, or 0.00%, while cash-settled and stock-settled derivative positions were also reported at 0.

The form lists purchases and sales of the common stock, with the number of securities and price per unit in USD provided for each transaction. It separately records an increase of 1,586 shares and a decrease of 120 shares resulting from a transfer. No indemnities, arrangements or understandings related to the dealings were reported, and no Supplemental Form 8 was attached. The disclosure date was 12 October 2026; the contact was Natasha Mondon.

why it matters

The Rule 8.3 filing gives the market visibility into JPMorgan Asset Management’s position in Prologis while the firm is also connected with SEGRO plc in the relevant offer context. Such disclosures help track holdings and transactions during a corporate situation, without indicating the investor’s next steps.

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