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FSS vs WTS
Which Stock Would AI Choose? Federal Signal Corporation (FSS) vs. Watts Water Technologies (WTS) Stock Comparison
Key Takeaways
- Federal Signal Corporation (FSS) delivered record full-year 2025 results with 17% net sales growth and a 27% increase in adjusted earnings per share (EPS), driven by strong demand across environmental and safety solutions.
- Watts Water Technologies (WTS) also posted record 2025 performance, with full-year sales of $2.44 billion (up 8%) and adjusted EPS of $10.58 (up 19%), bolstered by strategic acquisitions and pricing strength in the Americas.
- Both stocks have experienced notable pullbacks in recent weeks from their respective 52-week highs, reflecting broader market rotation and profit-taking in the industrial sector.
- FSS shows higher top-line momentum and a more aggressive M&A (mergers and acquisitions) strategy, while WTS commands stronger operating margins and a more diversified global revenue base.
- Valuation multiples differ meaningfully: FSS trades at approximately 27 times trailing earnings versus roughly 32 times for WTS, reflecting divergent growth profiles and market positioning.
- The relative performance comparison offers a useful lens for investors evaluating industrial growth stocks with distinct end-market exposures and capital allocation strategies.
Introduction
Comparing FSS and WTS brings two well-established industrial manufacturers into focus — each with a distinct market niche, growth trajectory, and operating philosophy. Federal Signal Corporation is a leader in environmental and safety solutions, producing specialty vehicles and public safety equipment for municipal, governmental, and industrial customers. Watts Water Technologies, by contrast, manufactures plumbing, heating, and water quality products for commercial, industrial, and residential applications worldwide. This stock comparison is relevant for investors seeking to understand how two mid-to-large-cap industrial names with strong recent fundamentals and active acquisition strategies stack up in the current market environment, particularly as both navigate shifting macroeconomic conditions and sector rotations within the industrials space.
FSS Overview and Recent Performance
Federal Signal Corporation (FSS) designs and manufactures specialty vehicles and equipment — including sewer cleaners, street sweepers, vacuum trucks, and refuse collection vehicles — alongside safety and security systems such as public safety equipment. The company operates through two segments: the Environmental Solutions Group and the Safety and Security Systems Group. Headquartered in Downers Grove, Illinois, and founded in 1901, Federal Signal has built a reputation as a trusted supplier to municipal and industrial customers across North America.
In recent market activity, FSS shares have pulled back from the 52-week high of $134.51 reached in early July 2026, trading near $119 as of late July. This correction of roughly 11% from the peak has occurred despite the company's robust operational momentum. For full-year 2025, Federal Signal posted record net sales of $2.18 billion (up 17% year-over-year), record adjusted EPS of $4.23 (up 27%), and operating cash flow of $255 million (up 10%). The fourth quarter alone delivered an exceptional 27% net sales increase and a 45% surge in orders, which included $132 million of acquired backlog from the New Way acquisition. The company ended 2025 with a backlog of $1.04 billion and has since completed the acquisition of Mega Equipment in January 2026. Management issued 2026 guidance calling for adjusted EPS of $4.50 to $4.80 on net sales of $2.55 billion to $2.65 billion, signaling confidence in continued double-digit earnings growth.
WTS Overview and Recent Performance
Watts Water Technologies (WTS) is one of the world's leading manufacturers of plumbing, heating, and water quality products and solutions. Its product portfolio spans flow control and protection devices, HVAC (heating, ventilation, and air conditioning) and gas products, drainage and water reuse systems, and water quality solutions. The company operates across three geographic segments — Americas, Europe, and APMEA (Asia-Pacific, Middle East, and Africa) — giving it a more globally diversified revenue base than many industrial peers. Founded in 1874 and headquartered in North Andover, Massachusetts, Watts Water serves a broad mix of commercial, industrial, and residential end markets.
WTS shares have also experienced a meaningful correction in recent weeks, declining from a 52-week high of $394.54 reached around the end of June 2026 to approximately $344 by late July — a pullback of about 13%. This retreat comes despite record financial results for full-year 2025, including sales of $2.44 billion (up 8%), adjusted diluted EPS of $10.58 (up 19%), and free cash flow of $356 million (up 7%). The fourth quarter was particularly strong, with sales rising 16% on a reported basis and adjusted operating margin expanding 220 basis points to 19.0%. During the quarter, Watts Water completed three strategic acquisitions — Haws Corporation, Superior Boiler, and Saudi Cast — broadening its product portfolio and geographic reach in specified, code-driven end markets. For 2026, the company guided to reported sales growth of 8% to 12% and organic growth of 2% to 6%, with adjusted operating margin expected between 19.1% and 19.7%.
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Head-to-Head Comparison
When comparing FSS and WTS, several structural contrasts emerge that may influence how different types of investors view each stock.
Business Model and End Markets: FSS is heavily concentrated in North American municipal and industrial specialty vehicle markets, with a significant portion of revenue tied to publicly funded infrastructure spending. WTS, by contrast, operates a more diversified model across residential, commercial, and industrial plumbing and water management markets on three continents, offering exposure to global water infrastructure and building trends.
Growth Drivers: FSS has delivered exceptional top-line momentum, with organic sales growth of 11% in 2025 and total growth of 17%, fueled by acquisitions like New Way and Hog Technologies and robust demand for aftermarket parts. WTS achieved more moderate organic growth of 5% for 2025, but its margin expansion story — adjusted operating margin rose 190 basis points to 19.6% — reflects disciplined pricing and productivity gains.
Profitability and Valuation: WTS holds a clear edge in operating margins, with adjusted operating margin of 19.6% for 2025 versus FSS's consolidated adjusted EBITDA (earnings before interest, taxes, depreciation, and amortization) margin of 20.1%, though on an apples-to-apples basis WTS's margin structure is structurally higher. However, FSS trades at a lower P/E (price-to-earnings) multiple of roughly 27 times trailing earnings compared to approximately 32 times for WTS, potentially reflecting the market's premium for WTS's more consistent margin profile and global diversification.
Risk Factors: FSS faces integration risk from its aggressive acquisition pace and exposure to cyclical municipal budget cycles, while WTS must navigate European market weakness — organic sales in Europe declined 2% in Q3 2025 — and tariff-related cost pressures across its global supply chain.
Recent Momentum: Both stocks have corrected from their summer peaks, but WTS delivered stronger relative price appreciation over the trailing twelve months (up approximately 38%) compared to FSS (up approximately 10% over the same period). WTS also carries a lower beta of 1.13 versus 1.23 for FSS, indicating slightly lower volatility relative to the broader market.
Tickeron AI Verdict
Based on observable trend characteristics, growth consistency, and relative positioning, Tickeron's AI-driven analytical framework would likely view both stocks favorably but with different emphasis. FSS presents a compelling case on the basis of stronger organic revenue momentum, a significant backlog providing forward revenue visibility, and a lower relative valuation that may appeal to value-conscious growth investors. WTS, meanwhile, offers a more stable margin profile, superior free cash flow generation, and a globally diversified revenue base that may be better suited to weathering regional economic softness. In the current environment — where both stocks have corrected from elevated levels — the AI might lean slightly toward FSS for its stronger near-term growth trajectory and more attractive entry valuation, while acknowledging that WTS holds advantages in margin quality, cash flow consistency, and geographic diversification that could prove more resilient if macroeconomic conditions deteriorate further. As always, this assessment reflects probabilistic modeling rather than a definitive prediction, and individual investor circumstances will determine which profile aligns best with specific portfolio objectives.
Disclaimer
The information on this webpage is provided for general informational and educational purposes only and is not intended as investment advice, a recommendation to purchase or sell any security, or an offer or solicitation related to investments. It does not consider your personal financial situation, goals, or risk profile, and all investing carries inherent risks, including the possibility of losing your entire investment. For more details, please review our full disclaimer.
To compare these two companies we present long-term analysis, their fundamental ratings and make comparative short-term technical analysis which are presented below. The conclusion is FSS is a StrongBuy and WTS is a Buy.
Long-Term Analysis
It is best to consider a long-term outlook for a ticker by using Fundamental Analysis (FA) ratings. The rating of 1 to 100, where 1 is best and 100 is worst, is divided into thirds. The first third (a green rating of 1-33) indicates that the ticker is undervalued; the second third (a grey number between 34 and 66) means that the ticker is valued fairly; and the last third (red number of 67 to 100) reflects that the ticker is undervalued. We use an FA Score to show how many ratings show the ticker to be undervalued (green) or overvalued (red).
FSS’s FA Score shows that 1 FA rating(s) are green whileWTS’s FA Score has 1 green FA rating(s).
- FSS’s FA Score: 1 green, 4 red.
- WTS’s FA Score: 1 green, 4 red.
Short-Term Analysis
It is best to consider a short-term outlook for a ticker by using Technical Analysis (TA) indicators. We use Odds of Success as the percentage of outcomes which confirm successful trade signals in the past.
If the Odds of Success (the likelihood of the continuation of a trend) for each indicator are greater than 50%, then the generated signal is confirmed. A green percentage from 90% to 51% indicates that the ticker is in a bullish trend. A red percentage from 90% - 51% indicates that the ticker is in a bearish trend. All grey percentages are below 50% and are considered not to confirm the trend signal.
FSS’s TA Score shows that 8 TA indicator(s) are bullish while WTS’s TA Score has 3 bullish TA indicator(s).
- FSS’s TA Score: 8 bullish, 3 bearish.
- WTS’s TA Score: 3 bullish, 5 bearish.
Price Growth
FSS (@Trucks/Construction/Farm Machinery) experienced а +5.10% price change this week, while WTS (@Industrial Machinery) price change was +0.39% for the same time period.
The average weekly price growth across all stocks in the @Trucks/Construction/Farm Machinery industry was -3.97%. For the same industry, the average monthly price growth was -6.17%, and the average quarterly price growth was -5.07%.
The average weekly price growth across all stocks in the @Industrial Machinery industry was +0.94%. For the same industry, the average monthly price growth was -2.54%, and the average quarterly price growth was -0.76%.
Reported Earning Dates
FSS is expected to report earnings on Oct 29, 2026.
WTS is expected to report earnings on Aug 05, 2026.
Industries' Descriptions
@Trucks/Construction/Farm Machinery (-3.97% weekly)The industry designs and builds agricultural, construction and other large commercial and transportation equipment. Tractors, planters and harvesters, as well as rock-crushing, railroad, demolition and other construction implements are produced by this industry. Rapid urbanization and industrialization has been bolstering the expansion of the construction sector in the past few decades, thereby boosting demand for heavy equipment businesses. Caterpillar Inc., Deere & Company and Cummins Inc (Ex. Cummins Engine Inc) are some prominent companies in this industry.
@Industrial Machinery (+0.94% weekly)The industry makes and maintains machines for consumers, the industry, and most other companies. While it has traditionally been categorized as heavy industry, some smaller companies are also branching into the light category. The industry is pivotal in providing the equipment for production in businesses like agriculture, mining, industry and construction, gas, electricity and water utilities. It also supplies supporting equipment for almost all sectors of the economy, such as equipment for heating, and air conditioning of buildings. Illinois Tool Works Inc., Parker-Hannifin Corporation and Rockwell Automation Inc are some of the major U.S. companies operating in this industry.
| FSS | WTS | FSS / WTS | |
| Capitalization | 7.63B | 11.5B | 66% |
| EBITDA | 484M | 562M | 86% |
| Gain YTD | 15.378 | 25.731 | 60% |
| P/E Ratio | 26.93 | 31.64 | 85% |
| Revenue | 2.45B | 2.56B | 96% |
| Total Cash | 62.8M | 375M | 17% |
| Total Debt | 486M | 198M | 245% |
FSS | WTS | ||
|---|---|---|---|
OUTLOOK RATING 1..100 | 86 | 12 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 68 Overvalued | 77 Overvalued | |
PROFIT vs RISK RATING 1..100 | 12 | 18 | |
SMR RATING 1..100 | 45 | 48 | |
PRICE GROWTH RATING 1..100 | 50 | 46 | |
P/E GROWTH RATING 1..100 | 77 | 44 | |
SEASONALITY SCORE 1..100 | 65 | 50 |
Tickeron ratings are formulated such that a rating of 1 designates the most successful stocks in a given industry, while a rating of 100 points to the least successful stocks for that industry.
FSS's Valuation (68) in the Trucks Or Construction Or Farm Machinery industry is in the same range as WTS (77) in the Industrial Machinery industry. This means that FSS’s stock grew similarly to WTS’s over the last 12 months.
FSS's Profit vs Risk Rating (12) in the Trucks Or Construction Or Farm Machinery industry is in the same range as WTS (18) in the Industrial Machinery industry. This means that FSS’s stock grew similarly to WTS’s over the last 12 months.
FSS's SMR Rating (45) in the Trucks Or Construction Or Farm Machinery industry is in the same range as WTS (48) in the Industrial Machinery industry. This means that FSS’s stock grew similarly to WTS’s over the last 12 months.
WTS's Price Growth Rating (46) in the Industrial Machinery industry is in the same range as FSS (50) in the Trucks Or Construction Or Farm Machinery industry. This means that WTS’s stock grew similarly to FSS’s over the last 12 months.
WTS's P/E Growth Rating (44) in the Industrial Machinery industry is somewhat better than the same rating for FSS (77) in the Trucks Or Construction Or Farm Machinery industry. This means that WTS’s stock grew somewhat faster than FSS’s over the last 12 months.
| FSS | WTS | |
|---|---|---|
| RSI ODDS (%) | 4 days ago 63% | 4 days ago 65% |
| Stochastic ODDS (%) | 4 days ago 70% | 4 days ago 72% |
| Momentum ODDS (%) | 4 days ago 59% | 4 days ago 51% |
| MACD ODDS (%) | 4 days ago 76% | 4 days ago 46% |
| TrendWeek ODDS (%) | 4 days ago 68% | 4 days ago 64% |
| TrendMonth ODDS (%) | 4 days ago 54% | 4 days ago 56% |
| Advances ODDS (%) | 4 days ago 69% | 4 days ago 64% |
| Declines ODDS (%) | 6 days ago 55% | 15 days ago 52% |
| BollingerBands ODDS (%) | 4 days ago 57% | 4 days ago 70% |
| Aroon ODDS (%) | 4 days ago 61% | 4 days ago 63% |
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FSS and
Correlation & Price change
A.I.dvisor indicates that over the last year, FSS has been loosely correlated with ZWS. These tickers have moved in lockstep 61% of the time. This A.I.-generated data suggests there is some statistical probability that if FSS jumps, then ZWS could also see price increases.