Celestica Stocks
For investors focused on the best buy-and-hold stocks for 2026, Celestica (TSX:CLS) offers high visibility due to accelerating growth associated with demand for data centers and artificial intelligence (AI) infrastructure.
As a global provider of advanced technology solutions, it focuses primarily on supporting data center, cloud, communications and industrial markets. CLS stock has posted a solid gain of 2.645% over the past three years and recently traded around $421 per share, giving it a market cap of almost $48 billion.
The recent rally was driven by rising demand from large customers building AI-focused data centers. In the third quarter of 2025, the company’s revenue rose 28% year-over-year (YoY) to $3.2 billion, exceeding expectations. Adjusted quarterly profit rose to $1.58 per share thanks to better operating leverage and stronger margins in the communications sector.
Looking deeper, Celestica recently released a 2026 forecast calling for revenue of $16 billion and adjusted earnings of $8.20 per share. Additionally, the company’s new platform launches such as the SD6300 storage system further strengthen its position in high-density AI environments, making it a very attractive stock to buy and hold in 2026 and beyond.
5N Plus stock
The transition from digital infrastructure to advanced materials, 5N Plus (TSX:VNP) is the second stock on this list of top buy-and-hold stocks for 2026. This Saint Laurent-based company primarily produces specialty semiconductors and performance materials used in renewable energy, space solar, and industrial applications.
Even with a conservative balance sheet, this Canadian growth stock has benefited from improving earnings, which rose more than 140% last year. In the September 2025 quarter, 5N’s revenue rose 33% year over year to $104.9 million, the strongest quarterly level in a decade. Similarly, adjusted EBITDA (earnings before interest, taxes, depreciation and amortization) rose 86% to $29.1 million as demand improved in the renewable energy and aerospace markets. Additionally, strong pricing of bismuth-based products also helped boost margins in the last quarter.
These solid results encouraged 5N to raise its full-year 2025 adjusted EBITDA guidance to $85 to $90 million. Overall, the large order book and strong demand visibility make 5N Plus stock attractive for long-term investors focused on niche growth.
Aritzia shares
Rounding out the list of Canada’s best buy-and-hold stocks for 2026 Aritzia (TSX:ATZ) – a consumer-focused company that continues to surprise on the execution front. It primarily designs and sells premium clothing through boutiques and online channels in North America.
Despite economic uncertainties, ATZ stock ended 2025 with a solid gain of 120% as its strong business continued to impress investors. In the second quarter (ending August 2025) of fiscal 2026, the company’s revenue increased nearly 32% year over year to $812 million, supported by strong comparable sales and continued expansion in the United States.
This strong momentum is likely to continue in the coming years, with Aritzia expecting continued sales growth and stable margins. Additionally, the company’s focus on boutique expansion, digital investments and brand strength in the United States supports confidence heading into 2026.
#stocks #buy #hold