The Prof G Pod with Scott Galloway
The Prof G Pod with Scott Galloway

Prof G Markets: NVIDIA’s Valuation and AI’s Negative Sum Game — with Aswath Damodaran

This week on Prof G Markets, Scott speaks with Aswath Damodaran, professor of finance at NYU’s Stern School of Business, about his valuation for NVIDIA, tech’s rally this year, the implications of AI when every company has it, and opportunities in the markets right now. Follow Aswath on Twitter, @As

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Aswath Damodaran Guest

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Episode Summary

Executive Summary: Aswath Damodaran argues the tech rally is highly concentrated and not a broad recovery, with mega-cap profitable tech leading while many sectors lag. He says NVIDIA remains a great company but is likely overvalued at current prices, AI is likely negative-sum for most firms, and higher rates have restored the value of cash and safer assets. He remains skeptical of crypto, yield-curve recession signals, and the market consensus.

Main Topics: Tech rally and market concentration: Damodaran says the 2023 market rebound is mostly a selective recovery in profitable mega-cap tech, not a full return of risk appetite. Smaller money-losing tech names have not recovered in the same way. NVIDIA valuation and optionality: He praises NVIDIA’s history of opportunistically entering major growth markets, but argues the current stock price already discounts an implausibly large future, making it too expensive for new investors. AI economics and winner/loser dynamics: Damodaran contends AI will likely be negative-sum for most companies because cost savings will be competed away through lower prices, leaving only a few infrastructure winners. Portfolio implications of higher interest rates: He argues that higher cash yields make safety capital attractive again and impose discipline on markets that had been overly reliant on cheap risk capital. Left-behind sectors and valuation opportunities: He suggests investors look to sectors and companies that did not participate in the rally, especially parts of the market that remain flat or down after 2022’s selloff. Skepticism on crypto and recession indicators: He dismisses Bitcoin as a poor hedge and says the yield curve is a weak recession predictor, preferring actual market performance over conventional forecasting.

Key Arguments: The market’s 2023 gains are concentrated in a handful of large, profitable tech companies rather than a broad-based resurgence in risk assets. NVIDIA’s growth story is compelling because the company has repeatedly positioned itself in new high-growth markets, but current pricing assumes another massive market has yet to emerge. Even assuming very bullish AI assumptions, NVIDIA still looks too expensive at around $420 because the implied future market opportunity is enormous. AI is likely negative-sum for most firms: if everyone adopts it, everyone can cut costs, but competition will force prices down and compress margins. Higher interest rates restore the importance of cash and safer assets, which is healthy because cheap risk capital had encouraged too many weak business models. Investors should pay attention to sectors and stocks that have lagged, since much of the market outside mega-cap tech has not fully recovered. Crypto remains unconvincing as both a currency and a collectible, and Bitcoin’s correlation with stocks undermines its hedge narrative. The yield curve inversion has been overused as a recession signal and is a weak standalone predictor. He prefers market signals over expert forecasts because recession predictions at the start of the year proved wrong. For existing NVIDIA holders, he would not necessarily buy more, but he would hold some because momentum and optionality remain. He considers today’s big tech names broadly fully valued, but believes better entry points will eventually reappear because these stocks are volatile.

Data Points: U.S. passports issued per week: 500,000 - Record weekly passport issuance this summer due to increased travel demand. NASDAQ performance: Best first half-year in 40 years - Used to frame the unusually strong tech-led market rally. NVIDIA market share assumption in valuation: 100% - Damodaran’s bullish valuation scenario still did not justify the stock at current prices. Current AI chip market size: $25 billion - Damodaran’s estimate of the present AI chip market. Potential AI chip market in 10 years: $350 billion - Highest estimate he found for a future AI chip market size. NVIDIA price threshold discussed: $420 per share - He said even extremely bullish assumptions could not support this valuation. NVIDIA purchase year: 2018 - He bought after the stock had been knocked down and viewed it as an opportunistic company. NVIDIA drawdowns: Two 80% market-cap drops - He noted the company had near-death experiences over the last 20 years. NVIDIA 2018 decline: 40% market-cap drop - Another instance showing even dominant companies can become investable at lower prices. NVIDIA realized gain: 7x original investment - He said he has made back well over seven times what he originally invested. Tesla low price referenced: $90-$95 per share - He cited Tesla’s prior lows as evidence of its extreme volatility and cyclical narrative swings. Cash yield: 5.3% - He said he moved cash into T-bill auctions because holding cash now earns meaningful yield. LinkedIn ad credit offer: $250 spend / $250 credit - Sponsor promotion mentioned during the episode. Air travel record: 500,000 passports per week - Weekly passport issuance record was cited in the intro news item.

Pivotal Quotes: "This is not a full comeback of risk capital in the traditional sense where people are piling into everything tech." — Aswath Damodaran: On the first-half market rally and why it is concentrated in mega-cap profitable tech. "I sold half my holding of NVIDIA because I think it's overvalued." — Aswath Damodaran: On his personal portfolio response to NVIDIA’s run-up. "If everybody has it, nobody has it." — Aswath Damodaran: On why AI cost savings may be competed away and not translate into durable profit advantages for most firms.

Implications: Investors should distinguish between market leaders and the broader market, avoid extrapolating AI hype into unlimited upside, and reassess cash/bond allocations as rates normalize. The episode argues for selective, valuation-aware investing over narrative-driven momentum chasing.

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