According to @KobeissiLetter, Pfizer (PFE) and Moderna (MRNA) shares fell sharply on reports that US officials are planning to link COVID-19 vaccines to 25 child deaths, prompting a headline-driven selloff in biotech stocks. source: @KobeissiLetter. According to @KobeissiLetter, the post cites the report as the catalyst but does not provide price magnitude, an official statement, or document links, underscoring that the move is headline-led at this time. source: @KobeissiLetter. According to @KobeissiLetter, no direct cryptocurrency impact was mentioned; crypto traders may note the headline while monitoring broader risk sentiment for potential cross-asset effects. source: @KobeissiLetter.

According to The Kobeissi Letter, Pfizer (PFE) and Moderna (MRNA) shares fell sharply on reports that US officials are planning to link COVID-19 vaccines to 25 child deaths, source: The Kobeissi Letter on X, Sep 12, 2025. The cited post does not name the agency or provide documentation, and it includes no official confirmation, source: The Kobeissi Letter on X, Sep 12, 2025. For trading, this headline creates elevated headline risk in PFE and MRNA until an official statement is available, and market participants may prioritize liquidity monitoring and risk controls; the cited source provides no timing for any announcement, source: The Kobeissi Letter on X, Sep 12, 2025. No crypto market reaction is mentioned in the source; any impact on BTC and ETH via cross-asset risk sentiment is not referenced in the cited post, source: The Kobeissi Letter on X, Sep 12, 2025.