Table of Contents

Market Context
What Happened
Why It Matters
Sector Breakdown
Risks to Watch
What to Watch Next
Final Outlook

Market Context

Growth investing on the TSX has had a remarkable 2026 — but not a uniform one. The S&P/TSX Information Technology sub-index has seen both extraordinary winners and sharp corrections, often within the same names, as artificial intelligence investment cycles accelerate, decelerate, and recalibrate within a single quarter. For investors who understand which Canadian companies are genuinely positioned to benefit from structural growth trends — rather than simply riding sentiment — this market rewards deep analysis.

The TSX technology sector has entered a recovery phase supported by lower interest rates, stronger fundamentals, and renewed investor confidence. Bank of Canada rate cuts have helped lift valuations for growth stocks by reducing discount rates on future earnings. Many Canadian technology companies have shifted from aggressive expansion to profitable growth. Revenue trends have stabilised, operating margins have improved, and free cash flow generation has strengthened. The market is increasingly rewarding companies that combine growth with discipline — a shift that favours Canada’s most sophisticated technology compounders over pure-momentum plays.

Celestica’s 2025 revenue was $12.39 billion, an increase of 28.46% from the prior year’s $9.65 billion, while earnings grew 94.51%. Numbers of that magnitude, sustained across multiple quarters, represent genuine structural demand rather than a transient cycle — and they explain why Celestica has become one of the TSX’s most-watched growth stories.

What Happened

Celestica reported Q1 2026 results with EPS of US$1.85 — up from US$0.74 in Q1 2025 — on revenue of US$4.05 billion, representing a 53% increase from the prior year period, with net income of US$212.3 million, up 146%. Despite the strong results and guidance, the stock fell roughly 6–14% after the release, as several analysts raised price targets and maintained positive ratings. The post-earnings sell-off illustrates a key dynamic in high-growth names: when expectations are elevated, even strong beats can disappoint relative to the “whisper number.”

Celestica raised earnings guidance for the full year of 2026, now expecting revenue of $19.0 billion — up from previous guidance of $17.0 billion — representing growth of more than $6.5 billion in 2026 based on improved visibility and new program wins. Citi raised its price target on CLS to $415 from $338, maintaining a Buy rating, while Lightspeed Commerce was noted as facing fresh market pressure amid its own growth push.

Celestica’s board refresh was noted on May 20, 2026, signalling a new direction, while Lightspeed Commerce expanded its AI vision within the TSX Composite Index on May 19.

Why It Matters

AI Infrastructure as a Structural Demand Story

Celestica has emerged as one of the strongest Canadian beneficiaries of AI data-centre spending, supporting hyperscale infrastructure demand. Its DS6000-series 1.6TbE switches, now available for order, represent a meaningful expansion into the most capital-intensive segment of the AI infrastructure build-out. For investors seeking exposure to the AI infrastructure cycle through a TSX-listed vehicle, Celestica offers a financially validated track record that many U.S. peers cannot match at equivalent valuations.

Shopify: Profitable Growth Over Revenue Maximisation

Shopify has improved profitability after divesting logistics operations and focusing on its high-margin core platform. AI tools such as Shopify Magic further strengthen merchant productivity and retention. International markets provide further runway. Shopify’s gross merchandise volume exceeding US$100 billion in the past year and its board-approved US$2 billion share repurchase programme signal a company that is transitioning from growth-at-any-cost to quality compounding.

Sector Breakdown

Celestica reached its all-time high of C$591.25 on May 5, 2026, and has shown a 221.72% increase over the past year. The stock has since pulled back approximately 9.26% over the past month as investors digest the rapid run-up, creating what some analysts view as a potential secondary entry point. Constellation Software continues to deliver strong long-term returns through disciplined acquisitions of vertical market software businesses, with its decentralised operating model remaining one of Canada’s most respected compounding stories. Kinaxis has been noted for its AI strategy lifting attention within the TSX Completion Index, while Docebo is navigating a shifting narrative in its own segment.

Risks to Watch

The key risks for Celestica include execution on AI-related capacity plans, supply constraints around components like custom silicon and memory, and the possibility that any disappointment versus elevated forecasts could lead to sharp share price swings. The stock also has a high level of non-cash earnings with an accrual ratio of 20%, which is considered a major risk. For growth stocks broadly, the Bank of Canada’s potential rate hike trajectory poses a valuation risk — higher discount rates compress the present value of future cash flows, which disproportionately affects high-multiple names. Geopolitical uncertainty affecting global technology supply chains is also a persistent watch item.

Also Read: Best long term Canadian stocks

What to Watch Next

Celestica’s next earnings report, estimated for July 27, 2026, will be the most important near-term data point. Investors should watch whether Q2 revenue and EPS guidance continues to be raised, or whether the management team begins signalling capacity constraints. For Shopify, next quarterly results will test whether the share repurchase programme is translating into per-share value accretion. Lightspeed Commerce’s AI vision expansion will also be worth monitoring for any concrete revenue contributions. The broader U.S. AI infrastructure spending cycle — visible through hyperscale capex announcements by Amazon, Microsoft, and Google — will provide the macro tailwind or headwind for Celestica’s order book.

Also Read: Long term investing in Canada

Final Outlook

The TSX’s growth stock landscape in 2026 is more nuanced than it appears. Celestica’s extraordinary revenue and earnings growth are real and well-documented, but the stock’s near-term volatility — including a 6–14% post-earnings decline on a record quarter — demonstrates how high expectations can create air pockets even in fundamentally excellent businesses. Shopify’s pivot to profitable, AI-enhanced growth represents a more mature phase of development that may attract a different class of investor than in its hypergrowth years.

For investors willing to do the work, the TSX technology sector offers genuine world-class companies at valuations that are often more attractive than their U.S. counterparts on a risk-adjusted basis. The key is distinguishing structural growth from cyclical momentum — a distinction that will define returns over the next 12–24 months.