The article explains the Zacks Rank, a proprietary stock-rating model that uses earnings estimate revisions to identify investment opportunities. The system evaluates stocks based on analyst agreement, magnitude of estimate changes, upside potential, and earnings surprises, classifying them into five categories from Strong Buy to Strong Sell. Historically, a portfolio of Zacks Rank #1 stocks has beaten the market in 26 of the last 32 years with average annual returns of +23.86%. Jabil (JBL) is highlighted as a recent Strong Buy addition with five analysts revising earnings estimates upward and expected earnings growth of 34.5%.

Zacks highlights three AI infrastructure stocks as attractive buying opportunities during market pullback: Sandisk benefits from AI-driven memory demand with extraordinary margins and 143% projected revenue growth; Lumentum leads optical networking with sold-out components through 2029 and 107% projected revenue growth; Jabil provides advanced manufacturing services with 24% revenue growth guidance and reasonable 17.7x forward earnings valuation.

Recent market corrections in AI and semiconductor stocks are creating attractive buying opportunities for investors willing to look beyond short-term volatility. Three stocks stand out as compelling investments in AI infrastructure: Sandisk benefits from extraordinary demand for memory and storage with 372% revenue growth; Lumentum leads in optical networking with products sold out through 2029; and Jabil offers diversified manufacturing services with accelerating AI revenue growth. All three companies show strong fundamental tailwinds and supply constraints that should persist well beyond the current correction.

Jabil (JBL) is highlighted as an attractive investment opportunity combining momentum investing with value characteristics. The stock shows a 4.5% four-week price gain and 2% 12-week return, with a beta of 1.3 indicating higher volatility. JBL has earned a Zacks Rank #1 (Strong Buy) rating based on upward earnings estimate revisions and trades at a reasonable valuation with a Price-to-Sales ratio of 0.91.

Jabil Inc. is expanding its automotive portfolio to capitalize on the growing adoption of electric vehicles, advanced driver-assistance systems, and connected mobility solutions. The company offers services spanning ADAS, infotainment, battery management, charging equipment, and LiDAR technologies. Jabil has outperformed its industry peers with a 53.2% gain over the past year and trades at a lower valuation than competitors, with earnings estimates rising for 2027 and 2028.

Zacks highlights three Rank #1 stocks with strong income potential: Equinor ASA (energy) with 11.4% earnings estimate increase and 2.9% dividend yield; Jabil Inc. (manufacturing) with 6.2% earnings estimate increase and 0.1% dividend yield; and Diageo plc (beverages) with 5.2% earnings estimate increase and 1.8% dividend yield.

Zacks Research Daily features analysis of 16 major stocks on October 8, 2026. Eli Lilly benefits from strong GLP-1 drug demand with positive momentum, Procter & Gamble shows modest growth supported by strong brands and innovation, and Shell demonstrates solid execution and cash generation. Additional coverage includes microcap stocks PrimeEnergy and Aeries Technology, plus analysis of HPE, Jabil, and other companies across various sectors.

Jabil Inc. (JBL) reported strong Q4 fiscal 2026 results and projects AI revenues to surge 54% to $22.1 billion in fiscal 2027. The company expects total revenues of $44.5 billion and core EPS of $17.55, with the Intelligent Infrastructure segment driving growth. However, execution risks remain as Jabil expands capacity globally to support larger customer programs.

Jabil Inc. (JBL) projects fiscal 2027 revenues of $44.5 billion (+24% YoY) and core EPS of $17.55 (+34% YoY), driven by AI-related revenues surging 54% to $22.1 billion. The stock trades at 17.2X forward earnings, below industry averages but above its five-year median of 13.8X. While strong growth and margin improvements support the valuation premium, concentration in large customer programs and uneven demand outside infrastructure present execution risks.

Celestica (CLS) is benefiting from AI infrastructure demand and 800G/1.6T networking growth, with expected CCS revenue growth of ~85% in 2026. However, high customer concentration (top 10 customers = 79% of revenue), intense competition, and cyclical exposure present significant risks. The stock trades at a premium valuation and carries a Zacks Rank #3 (Hold) rating.

Celestica Inc. is expanding its communications portfolio with high-speed networking solutions including the DS6000 series offering 1.6TbE connectivity and 102.4Tbps switching capacity for AI and data centers. The company is also advancing optical communication offerings for enterprise applications. Celestica faces competition from Jabil and Sanmina in the communications market.

Sanmina (SANM) has surged 69.3% over the past year, outperforming peers like Jabil and Celestica, driven by its vertically integrated manufacturing, 42Q connected manufacturing technology, and the ZT Systems acquisition that strengthens AI and cloud capabilities. However, supply-chain disruptions, intense competition, high R&D costs, tariff pressures, and significant China exposure pose headwinds. The stock carries a Zacks Rank #3 (Hold) rating.