Value Investing Observatory

The Buffett Lens

"Price is what you pay. Value is what you get."

Issue #11 · Weekly Stock Analysis · June 10, 2026

This Week's Analysis

Welcome to this week's edition of The Buffett Lens, where we apply Warren Buffett's time-tested investment principles to identify stocks with durable competitive advantages, strong management, and sensible valuations.

Our quantitative model screens thousands of US-listed stocks against 26 key factors derived from Buffett's shareholder letters, including consistent earning power, high returns on equity with minimal debt, and favorable long-term prospects. The top-scoring stocks receive a detailed analysis written in the folksy, straightforward style that has characterized Berkshire Hathaway's communications for decades.

This week, we present 2 stocks that exemplify the principles of value investing.

#1: Nucor Corporation (NUE)

Basic Materials $250.49 Buffett Score: 67.4/100 Source: yfinance
Data Quality Notice: Source=yfinance; only 6 periods available (target: 8+ quarters); missing metric fields=0.

Weekly Price History

Weekly HLOC Price Chart

Revenue & Net Income

Revenue and Net Income Chart

Profitability Metrics

Profitability Chart

Financial Health

Financial Health Chart

Valuation Multiples

Valuation Chart

Buffett-Style Analysis

Folks, running a steel company is a bit like being the fellow down the road who takes old scrap iron and forges it into the beams that hold up the barn. It ain't flashy work, and the weather can turn on you quick, but if you do it right, year after year, that steady output builds real value for the long haul. Nucor turns out hot-rolled sheets, wide beams, and bar products from mills that run on scrap and raw materials they control themselves, feeding into everything from bridges to buildings. They've grown revenue from next to nothing in some recent quarters up to over 9 billion in a single one, with last twelve months hitting 34 billion and net income around 2.3 billion. That's the kind of scale that comes from consistent operations in a basic industry.

What stands out here is how they've earned a respectable return on the equity capital put to work—10.9 percent lately, even if the five-year average sits at 6.8 percent—while keeping debt to equity at just 0.33 times. This outfit has a wide moat, much like a castle protected from invaders, built on cost advantages and access to resources that let them produce steel cheaper than many rivals. I've always said a good business boat matters more than fancy rowing, and Nucor's focus on efficient mini-mills gives them an edge in an industry where prices swing with every construction slowdown. Management has clearly played a role in creating extra value through smart operations, and with institutional owners holding nearly 80 percent of the shares, there's oversight that rewards competence over flash. That low debt is key too; it avoids the gimmicks that can mask weak economics, letting the company compound earnings without undue leverage that inflation could later punish.

Of course, no business is perfect, and steel-making carries its share of headwinds. This isn't one of those high-ROE franchises that churns out 20 percent returns rain or shine. The average over five years shows how cyclical demand can pull results down, and as I've noted before, even solid earnings on capital can deliver thin real returns for owners when inflation heats up. Competition from imports or bigger players can nibble at margins, and while insider ownership at 2 percent shows some skin in the game, it's not the heavy alignment I'd prefer in every case. The Buffett score of 67 out of 100 reflects these realities—decent but not exceptional economics in a tough sector.

At the current price near 250 dollars a share, with a market cap of 57 billion, the valuation lands at 22 times earnings and 2.4 times book value, plus 11 times EBITDA. That's no fire sale, and I temper my expectations because past growth rates like the recent surges won't repeat forever. Market swings will always affect reported numbers, and what counts is the intrinsic value built over decades, not short-term book figures. Still, if Nucor keeps its cost discipline and the economy keeps needing steel for long-term infrastructure, a patient owner could see that value grow steadily. I wouldn't rush in expecting quick riches, but for someone focused on owning a piece of a capable business at a sensible price, this could fit as a holding to let compound quietly over time.

For those looking to act on this, the ticker for Nucor Corporation on eToro is $NUE.

Trade Nucor Corporation — The ticker for Nucor Corporation on eToro is $NUE

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Key Metrics Summary

Metric Value Buffett Threshold Status
ROE (Latest) 10.9% >15% FAIL
Debt/Equity 0.33x <0.5x PASS
Gross Margin 15.8% >40% FAIL
Market Cap $57.0B >$10B PASS
LTM Revenue (Last 4Q) $34.2B Positive, with YoY growth preferred PASS
LTM Net Income (Last 4Q) $2.3B Positive, with YoY growth preferred PASS

#2: Xylem Inc. (XYL)

Industrials $107.13 Buffett Score: 67.0/100 Source: yfinance
Data Quality Notice: Source=yfinance; only 7 periods available (target: 8+ quarters); missing metric fields=0.

Weekly Price History

Weekly HLOC Price Chart

Revenue & Net Income

Revenue and Net Income Chart

Profitability Metrics

Profitability Chart

Financial Health

Financial Health Chart

Valuation Multiples

Valuation Chart

Buffett-Style Analysis

When it comes to businesses that deal with something as basic as water, I often think of it like owning shares in the company that supplies the bread to the bakery. It's not glamorous, but people will keep needing it, and if the operation is run right, it can provide steady returns over many years. Xylem Inc. fits into this category, as it designs, makes, and services products like pumps, filters, and controls for handling water and wastewater in utilities, factories, and buildings all around the globe.

This outfit has some real strengths that echo the principles I look for. For starters, it benefits from what amounts to a decent moat, scoring about 61 out of 100, mainly from those long-term contracts and the switching costs that make it tough for customers to jump ship to a rival. This kind of protection can lead to more predictable cash flows, which is music to an investor's ears when thinking decades ahead. It's like a castle protected from invaders – once a city or plant installs their systems, they tend to stick with the same supplier for maintenance and upgrades because changing everything would be a headache and expensive. On top of that, they carry very little debt, with debt to equity at just 0.19 times, which means they're not relying on borrowed money that could cause trouble down the road. As I've said before, a high earnings rate on equity capital employed, without undue leverage or accounting tricks, is the real test of performance. Here, revenue has grown to 9.1 billion dollars over the last twelve months, bringing in about 1 billion in net income. That shows some consistent earning power, even if it's not exploding. Even with the ups and downs of the economy, folks always need their water systems maintained.

That said, I have to be humble about the shortcomings. The return on equity is only 8.9% in the latest period and has averaged just 4.7% over the past five years. In my 1979 letter, I noted that even a 20% return on capital can lead to negative real returns for owners under inflationary conditions, so numbers this low suggest the business isn't generating the kind of economic power that creates great long-term value for shareholders. It's a reminder that you can't force high returns if the underlying business economics are limited. A good managerial record is far more about the business boat you get into than how hard you row, and while the water industry has stable demand, it seems the fundamental economics here are only average at best. The valuation adds to the caution: it's trading at 28.5 times earnings, 2.5 times book value, and 16.2 times EV to EBITDA. That's a premium that assumes the company will improve its returns significantly, but if it doesn't, buyers today might end up disappointed. Plus, insider ownership is just 0.3%, which isn't much skin in the game, though big institutions hold most of the shares.

Looking ahead, the long-term potential is there because clean water and proper wastewater management are only going to become more important as populations grow and old infrastructure needs replacing. If the current managers can build on those contracts to lift returns on equity without adding leverage, this could be a sensible holding for someone with a multi-year horizon. But as I always emphasize, what counts is intrinsic value, not book value, and our expectations have to be tempered by realities like market fluctuations. At the current price of around 107 dollars with a market cap of 25.5 billion, it might make sense for patient investors who believe in the essential nature of the business, but I'd suggest waiting for a better entry point rather than rushing in, much like I prefer to buy at a discount to what the company is truly worth over time. Patience is key here, as rushing into any investment without a margin of safety has burned many an investor over the years. For those looking to act on this, the ticker for Xylem Inc. on eToro is $XYL.

Trade Xylem Inc. — The ticker for Xylem Inc. on eToro is $XYL

eToro is a multi-asset investment platform. Capital at risk.

Trade on eToro

Key Metrics Summary

Metric Value Buffett Threshold Status
ROE (Latest) 8.9% >15% FAIL
Debt/Equity 0.19x <0.5x PASS
Gross Margin 37.8% >40% FAIL
Market Cap $25.5B >$10B PASS
LTM Revenue (Last 4Q) $9.1B Positive, with YoY growth preferred PASS
LTM Net Income (Last 4Q) $1.0B Positive, with YoY growth preferred PASS

⚠️ Watchlist Alerts: Past Picks Under Review

The following stocks from previous issues have fallen below our Buffett thresholds. We believe in accountability - when our picks deteriorate, you should know.

⚠️ Advanced Drainage Systems, Inc. (WMS) WARNING

Recommended in Issue #4 (2026-03-25) with score 80.1

Current score: 73.0 (-7.1 points)

ROE: 25.1% | Debt/Equity: 0.98x | Gross Margin: 38.3%

Consider reviewing your position.

⚠️ Advanced Drainage Systems, Inc. (WMS) WARNING

Recommended in Issue #3 (2026-03-18) with score 77.6

Current score: 73.0 (-4.6 points)

ROE: 25.1% | Debt/Equity: 0.98x | Gross Margin: 38.3%

Consider reviewing your position.

⚠️ Ovintiv Inc. (DE) (OVV) WARNING

Recommended in Issue #3 (2026-03-18) with score 74.1

Current score: 70.0 (-4.1 points)

ROE: 7.1% | Debt/Equity: 0.68x | Gross Margin: 52.7%

Consider reviewing your position.

Disclaimer

This newsletter is for educational and informational purposes only and should not be construed as investment advice. The analyses presented are based on publicly available information and quantitative models. Past performance does not guarantee future results. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.

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