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Market Calls, Investigated

Uber (UBER): Following Tepper and Ackman at a Discount to Their Cost Basis

Z argues Uber is unlikely to be wrecked by robotaxis because Appaloosa and Pershing Square sized large stakes after deep work, and the stock still trades at a discount to what they paid. Stoic Point questions Uber's capital allocation instead. We separate the copy-the-greats lean from the AV dispute.

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Retro cover card for “Uber (UBER): Following Tepper and Ackman at a Discount to Their Cost Basis” — From Wall Street in Markets & Main Street, from The Broker's Notebook by MCAFax
Market Calls, Investigated · Markets & Main Street

Uber Technologies, Inc. (NYSE: UBER), the mobility and delivery platform, closed at $69.29 on October 14, 2026. On October 11, contrarian investor Z (@ZeeContrarian1) restated a simple long thesis: David Tepper and Bill Ackman sized large Uber stakes after homework that implies limited Autonomous Vehicle disruption, and he can still buy at a 10-20% discount to what they paid. The call is a follow-the-allocation lean with an AV underweight, unusual among mega-cap takes because it admits the copy-the-greats method has not worked well for him so far.

This is journalism and commentary, not investment advice. We hold no position unless stated.

Key facts

  • Ticker and exchange: Uber Technologies, Inc., UBER, NYSE.
  • Situation type: Mega-cap mobility long framed as a discounted follow of large hedge-fund stakes amid AV fear.
  • The call: Z longs UBER because Tepper (Appaloosa) and Ackman (Pershing Square) sized large allocations after research that AV disruption is limited; he cites a 10-20% discount to their cost basis.
  • Position context: Z has said he is roughly flat or on a small loss, added after UBER broke back above $70, and earlier stopped out of half the position.
  • Price: UBER closed at $69.29 on October 14, 2026 (as of that close).
  • Portfolio weight (Z disclosure): On October 9, 2026, Z listed UBER at about 37% of his top holdings snapshot.
  • Main risk: Robotaxi networks bypass Uber's demand aggregation, or capital allocation into international and new businesses destroys free cash flow.

Is UBER a good bet right now?

Z's edge claim is not a proprietary robotaxi model. It is process outsourcing: if two large, researched allocators underwrote limited AV disruption at higher prices, a discount to that cost basis is his margin of safety. He is unusually candid that the method "hasn't worked particularly well for me so far," which is part of the journalism, not a redacted footnote.

The other side is also process-based. Stoic Point Capital questions why Uber keeps doing large international or new-business deals while having exited the autonomous unit that now looks like an existential risk. That is a capital-allocation critique, not a denial that rideshare demand exists.

Why are investors still debating Uber and robotaxis?

  • AV narrative. Bears treat Waymo and OEM robotaxi apps as substitutes for Uber's take rate.
  • Aggregator counter. Bulls say demand density and multi-supplier routing keep Uber valuable even if someone else builds the car.
  • Famous holders. Public discussion of Ackman and Tepper stakes turns Uber into a "who is smarter" debate as much as an operating debate.
  • Capital allocation. Critics ask whether overseas and adjacent deals unlock efficiencies or just recycle cash that could return to shareholders.

Who's making this call and why?

Z (@ZeeContrarian1) posts special-situation and concentrated portfolio ideas. On October 11, 2026, he wrote that his Uber thesis is "relatively simple," that Tepper and Ackman "have done their homework," that he assumes they concluded Uber is "unlikely to be significantly disrupted by autonomous vehicles and AI," and that he can buy "at a 10-20% discount to what they paid."

Track record. In our tracking, Z is 12-11 (a .522 win rate) on 23 calls scored at 180 days against the S&P 500, with average excess of about +3.7 percentage points, ranking mid-table on the career board. See the scoreboard.

Other voices:

  • Lorenzo Couget (@LorenzoBolsa) compared Uber AV fear to Google AI fear in 2024 and argued the market may be pricing the wrong disruption outcome.
  • Z's own October 9 holdings post showed UBER still a top weight even after earlier stop-loss trimming on half the position.

Who disagrees?

  • Stoic Point (@stoic_point) wrote that Uber's capital allocation "seems like kind of a head scratcher," asking what efficiencies large international or new-business deals unlock while the firm earlier shed the autonomous business that now looks existential.
  • OEM-bypass skeptics. Some investors argue that if an OEM can build an AV, building an app is easy and sharing economics with a middleman is hard, so aggregator take rates compress.
  • Z's own caveat. He states the follow-the-greats approach has not worked well for him yet on this name, which is an internal disagreement with the method even while he holds the stock.

What are the key facts to verify?

  • Pershing Square and Appaloosa public portfolio disclosures and commentary on Uber cost basis and thesis.
  • Uber's latest mobility and delivery growth, free-cash-flow, and capital-return disclosures.
  • Public AV partnership terms (who supplies cars, who owns demand, who takes the customer relationship).
  • Stoic Point's capital-allocation questions against Uber's disclosed deal pipeline and buyback/dividend capacity.

What would prove it right or wrong?

Signals the Tepper/Ackman-discount thesis is working:

  • Uber keeps growing mobility and delivery cash flow while AV partnerships route through its app rather than around it.
  • The stock closes the discount to documented large-holder cost bases without a fundamental break.
  • Capital returns rise without a collapse in take rates.

Signals the thesis is failing:

  • Robotaxi apps take share without Uber aggregation in key cities.
  • Large international or new-business deals dilute returns while AV competition intensifies.
  • Z's own stop-loss history repeats with a full exit after another failed breakout.

This is journalism and commentary, not investment advice. We hold no position unless stated.

Questions readers actually ask

What does Uber (UBER) do?

Uber Technologies, Inc. (NYSE: UBER) runs a mobility and delivery platform. Riders and eaters request trips or meals through the app, and Uber takes a share of each transaction across many cities.

What is the market call on Uber (UBER)?

On October 11, 2026, Z restated a long thesis: follow Tepper and Ackman allocations and buy Uber at a 10-20% discount to what they paid, assuming their research underweights Autonomous Vehicle disruption.

Who is making the Uber (UBER) call?

Z posts as @ZeeContrarian1. In our tracking he is 12-11 on 23 scored calls versus the S&P 500 at 180 days, with average excess near +3.7 percentage points.

Why do Tepper and Ackman matter to the Uber (UBER) thesis?

Z treats their large public stakes as evidence that sophisticated allocators underwrote limited AV disruption. His edge claim is buying at a discount to their cost basis, not running a separate robotaxi forecast.

Is Uber (UBER) a good bet right now?

There is a case for and against. Bulls stress network density, FCF, and famous holders. Bears stress robotaxi bypass risk and capital allocation into new businesses. This is not a recommendation.

What are the key Uber (UBER) numbers as of mid-October 2026?

UBER closed at $69.29 on October 14, 2026. Z described a 10-20% discount to Tepper/Ackman cost bases, said he added after a break above $70, and earlier listed UBER near 37% of a top-holdings snapshot.

Who disagrees with the bullish Uber (UBER) lean?

Stoic Point questions Uber's capital allocation and the decision to shed autonomy that now looks existential. Other investors argue OEMs can route demand without a middleman aggregator.

What is unusual about this Uber (UBER) call?

It is a mega-cap idea framed as a discounted copy of large-fund allocations, and the author admits that method has not worked well for him so far while still holding the stock.

What would prove the Uber (UBER) thesis right or wrong?

AV partnerships that keep Uber as the demand aggregator, plus FCF growth, would support it. Take-rate compression from OEM apps or value-destructive deals would undercut it.

What are the biggest risks for Uber (UBER)?

Robotaxi competition, regulation, driver supply, delivery competition, and capital allocation into low-return adjacent businesses are central risks.

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