InsideArbitrage Event Driven Monitor – October 7, 2026

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Merger Arbitrage

1. OPCH: The acquisition of Option Care Health, Inc. (OPCH) by CD&R and McKesson Corporation (MCK) for a closing value of $5.8 billion. CD&R and McKesson will acquire Option Care Health for $32.05 per share, representing a premium of 37.14% over the stock’s last close. (Press Release)
2. PSNL: Personalis (PSNL) announced that the waiting period applicable to the merger under the HSR Act expired on October 2, 2026.
3. WBD: The acquisition of Warner Bros. Discovery (WBD) by Paramount Skydance (PSKY) was completed on October 6, 2026. It took 221 days for the deal to be completed. The combined company is named “Skydance” (SKYD).

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