Celestica Stock 6-Day Winning Spree: Stock Climbs 31%
Celestica (CLS) – a provider of hardware platforms and supply chain solutions. – hit a 6-day winning streak, with cumulative gains over this period amounting to 31%. The company’s market cap has surged by about $11 Bil over the last 6 days and currently stands at $44 Bil.
Is this an opportunity or a trap? There are only a couple of things to fear in CLS stock given its overall Strong operating performance and financial condition. But given its Very High valuation, the stock appears Relatively Expensive (For details, see Buy or Sell CLS).
But here is the interesting part. You are reading about this 31% move after it happened. The market has already priced in the news. To catch the next winner before the headlines, you need predictive signals, not notifications. High Quality Portfolio is based on an architecture that includes such signals.
Returns vs S&P 500
The following table summarizes the return for CLS stock vs. the S&P 500 index over different periods, including the current streak:
| Return Period | CLS | S&P 500 |
|---|---|---|
| 1D | 5.2% | 1.2% |
| 6D (Current Streak) | 31.5% | 5.4% |
| 1M (21D) | 45.9% | 5.1% |
| 3M (63D) | 22.1% | -0.1% |
| YTD 2026 | 30.0% | 1.8% |
| 2025 | 220.3% | 16.4% |
| 2024 | 215.2% | 23.3% |
| 2023 | 159.8% | 24.2% |
However, big gains can follow sharp reversals – but how has CLS behaved after prior drops? See CLS Dip Buyer Analysis to learn more.
Gains and Losses Streaks: S&P 500 Constituents
There are currently 63 S&P constituents with 3 days or more of consecutive gains and 48 constituents with 3 days or more of consecutive losses.
| Consecutive Days | # of Gainers | # of Losers |
|---|---|---|
| 3D | 17 | 36 |
| 4D | 2 | 7 |
| 5D | 14 | 4 |
| 6D | 12 | 0 |
| 7D or more | 18 | 1 |
| Total >=3 D | 63 | 48 |
Key Financials for Celestica (CLS)
Last 2 Fiscal Years:
| Metric | FY2024 | FY2025 |
|---|---|---|
| Revenues | $9.6 Bil | $12.4 Bil |
| Operating Income | $618.7 Mil | $1.1 Bil |
| Net Income | $428.0 Mil | $832.5 Mil |
Last 2 Fiscal Quarters:
| Metric | 2025 FQ3 | 2025 FQ4 |
|---|---|---|
| Revenues | $3.2 Bil | $3.7 Bil |
| Operating Income | $329.9 Mil | $320.8 Mil |
| Net Income | $267.8 Mil | $267.5 Mil |
While CLS stock looks attractive given its winning streak, investing in a single stock without detailed, thorough analysis can be risky. The Trefis High Quality (HQ) Portfolio, with a collection of 30 stocks, has a track record of comfortably outperforming its benchmark that includes all 3 — the S&P 500, S&P mid-cap, and Russell 2000 indices. Why is that? As a group, HQ Portfolio stocks provided better returns with less risk versus the benchmark index; less of a roller-coaster ride, as evident in HQ Portfolio performance metrics.