Bloomberg Stock Movers
2026-10-06 · Hosted by — · Bloomberg / iHeartMedia
Executive Summary
Tuesday's Stock Movers roundup centered on four names moving on distinct catalysts. Constellation Energy (CEG) jumped nearly 7% in the pre-market after signing a deal with Alphabet to deliver 890 megawatts of new nuclear capacity to Illinois, Pennsylvania, and New Jersey, representing over $4.3 billion in new investment. Option Care Health (OPCH) soared 21% on reports that McKesson and PE firm CD&R are closing in on a buyout.
Key Stories & Changes
1. Constellation Energy Signs Nuclear Deal With Alphabet
CEG shares up nearly 7% in pre-market trading
Deal brings 890 megawatts of new nuclear capacity to Illinois, Pennsylvania, and New Jersey over the coming years
Represents over $4.3 billion of new investment by Constellation
Hosts noted surging AI-driven power demand as the underlying driver
Constellation also struck a separate deal last week with Amazon for 690 megawatts
Google has separately signed multiple agreements with atomic power producers to meet data center energy needs
2. Option Care Health Soars on Buyout Reports
OPCH up 21% in the pre-market
McKesson and private equity firm CD&R reportedly closing in on a deal to buy the medical infusion services company, per Financial Times reporting
Reported structure: CD&R would hold a 51% stake, McKesson 49%
McKesson could have the future right to purchase CD&R's stake
A deal could be reached "as soon as today" per the report, but no formal agreement exists and talks could still fall apart
3. Seagate-Toshiba Bidding War Over TDK Magnetic Heads Unit
STX (Seagate) down about 1.5%
Seagate is competing with Toshiba to acquire TDK's magnetic heads business for hard-disk drives
Toshiba started talks in spring; Seagate countered with a higher offer over the summer, per people familiar with the matter
TDK is described as the only independent maker of magnetic recording heads, supplying both Toshiba/Seagate and Western Digital
Demand driver: a surge in memory-market demand as companies seek to secure excess recording-head capacity
TDK shares rose 5% on the report
Seagate and TDK declined to comment; a Toshiba spokesperson said some reporting was "inconsistent with its understanding" without elaboration
4. Nike Downgraded as Analyst Sees Diminished Industry Position
NKE down 1% in pre-market, after closing within pennies of a decade low the prior session
Barenberg cut Nike from hold to sell
Analyst Nick Anderson sees Nike settling into a smaller industry position
Doubts a China recovery is assured, citing competition from premium brands On and Salomon as well as local Chinese competitors
Barenberg's price target: $27.50, roughly 20% below Monday's closing price
CEG: Constellation Energy — +~7% — Alphabet nuclear power deal adds 890 MW / $4.3B investment
OPCH: Option Care Health — +21% — McKesson/CD&R buyout talks reported by FT
STX: Seagate — -1.5% — Losing bidding edge to Toshiba for TDK heads unit
NKE: Nike — -1% — Barenberg downgrade to sell, $27.50 price target
Trends Identified
1. AI Power Demand Reshaping Utility and Energy Deals
Constellation's back-to-back deals with Alphabet (890 MW) and Amazon (690 MW), alongside Google's separate atomic power agreements, show hyperscalers locking up nuclear capacity to feed data center growth. This is turning utilities with nuclear assets into direct beneficiaries of the AI buildout, not just power suppliers.
2. Memory and Storage Supply Squeeze Driving M&A
The Seagate-Toshiba bidding war over TDK's magnetic heads business reflects a broader capacity crunch in the memory/storage market, where companies are competing to secure scarce component supply rather than just finished drives. TDK's unique position as the only independent magnetic-head maker makes it a chokepoint asset in this race.
3. Healthcare Services Consolidation via Private Equity
The reported McKesson/CD&R structure for Option Care Health — a split majority/minority stake with a future buyout option for the strategic partner — illustrates a now-familiar PE-plus-strategic playbook for acquiring specialty healthcare service providers. ---
Sentiment Analysis
Overall Market Sentiment: Mixed, Deal-Driven
Sentiment on individual names is sharply bifurcated by company-specific catalysts rather than a unified macro theme — bullish on AI-power and M&A targets, bearish on Nike's competitive standing.
Risk Factors Highlighted
Option Care Health deal uncertainty: Hosts explicitly note there is no formal agreement yet and discussions "could still fall apart."
Toshiba dispute over reporting accuracy: A Toshiba spokesperson said parts of the TDK deal reporting were "inconsistent with its understanding," creating uncertainty around deal terms.
Nike's China recovery not assured: The downgrading analyst explicitly flags uncertainty about whether Nike can rebound in China given premium and local competition.
Nike's structurally smaller industry role: The analyst's thesis is that Nike's market position is permanently diminished, not just cyclically weak.
Capital intensity of AI power buildout: Constellation's $4.3B investment signals large capital commitments tied to the durability of AI power demand continuing at current levels.
Seagate's competitive disadvantage: Being outbid by Toshiba for a critical component supplier could leave Seagate more exposed in the tightening memory/storage supply chain.
This episode was covered in today's [The Market Signal — 2026-10-06](https://marketsignal.beehiiv.com/p/the-market-signal-2026-10-06), a cross-source synthesis of multiple podcast reports.