Key HighlightsIntel’s data center CPU market share declined 370 basis points to 54.9% during the first quarter of 2026, as competitors AMD and Arm expanded their footprint.Server CPU unit shipments increased 19% year-over-year, but Intel failed to capture proportional growth.Intel shares traded down 3.4% to $116.26 in Thursday’s premarket session, marking the third consecutive day of declines.An executive vice president at Intel offloaded more than 40,000 shares valued at approximately $4 million in early May, reducing her holdings by 27.7%.UBS forecasts the server CPU market expanding from $30 billion in 2025 to $170 billion by 2030, with Arm capturing 40–45% of unit volume.Intel shares were experiencing a 3.4% decline to $116.26 during Thursday’s premarket hours, positioning the semiconductor giant for its third consecutive session of losses following an extraordinary rally that saw shares more than triple throughout 2026.Intel Corporation, INTCThe downward pressure emerged after UBS published research indicating Intel surrendered server CPU market share during the first quarter of 2026. On a unit shipment basis, Intel’s market position contracted approximately 370 basis points to 54.9%. Meanwhile, AMD captured an additional 230 basis points, climbing to 27.4%, while Arm advanced 140 basis points to reach 17.7%.UBS analyst Timothy Arcuri offered a direct assessment: “Arm and AMD units outgrew and continued to gain share at the expense of Intel.”The situation presents a paradox—the overall market experienced robust expansion. Server CPU unit shipments surged 19% in Q1 compared to the prior-year period. Intel simply couldn’t match the growth velocity of its competitors.Explosive Market Expansion — With Arm Positioned as Primary BeneficiaryUBS projects the total addressable server CPU market will balloon from approximately $30 billion in 2025 to $170 billion by decade’s end, propelled primarily by AI workload proliferation. This represents substantial revenue opportunities across the industry.However, Arcuri anticipates Arm’s architecture will “capture a disproportionate segment of this growth,” securing approximately 40–45% of total unit shipments by 2030. Intel and AMD are expected to divide the remaining market share roughly equally.Arm stock was also experiencing pressure, down 2.7% in premarket Thursday trading, while AMD declined 1.5%.Executive Transactions and Investment Firm ActivityBeyond the competitive dynamics data, noteworthy trading activity has occurred within Intel’s leadership ranks. Executive Vice President April Miller Boise divested 40,256 shares on May 1st at an average execution price of $99.53, generating proceeds of approximately $4 million. This transaction reduced her stake by 27.7%, leaving her with 105,077 remaining shares.Among institutional investors, positioning has been divergent. Money Concepts Capital Corp reduced its Intel holdings by 28% during the fourth quarter, while Trek Financial substantially increased its allocation—expanding its stake by more than 400%.Intel’s most recent quarterly results were announced on April 23rd. The chipmaker delivered earnings per share of $0.29 for the period, significantly surpassing the consensus analyst estimate of $0.01. Revenue totaled $13.58 billion, exceeding projections of $12.32 billion and representing a 7.4% year-over-year increase.For the second quarter of 2026, Intel has provided guidance calling for earnings per share of $0.20.INTC commenced Thursday’s session at $120.29. The equity maintains a 52-week trading range spanning from $18.97 to $132.75. The 50-day moving average currently stands at $64.79, illustrating the remarkable pace of this year’s appreciation.Intel received recognition as a Barron’s stock selection last month when shares were trading near $64. The stock has approximately doubled from that recommendation level.The consensus analyst rating on Intel remains at “Hold” with an average price target of $77.38—substantially below current trading levels.The post Intel (INTC) Stock Slides as Q1 Server Market Share Continues to Erode appeared first on Blockonomi.