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The Roaring 20s and 1929 Crash

Black Thursday: Anatomy of a Crash Day

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What Happened Minute by Minute on Black Thursday?

October 24, 1929, was not the worst day of the 1929 crash by the numbers—Black Monday and Black Tuesday would produce larger single-day percentage declines. But Black Thursday was the first great panic day, the day that destroyed the illusion that the market could be permanently supported by organized banker intervention, and the day whose dramatic events became the defining image of the crash in popular memory. Understanding what happened on that day—the opening panic, the banker meeting at Morgan, Richard Whitney's theatrical bid, the partial recovery, and what it all meant—illuminates both the specific event and the broader dynamics of financial crisis management.

Quick definition: Black Thursday refers to October 24, 1929, when the New York Stock Exchange experienced an opening panic with record trading volume, prompting an emergency meeting of leading bankers who organized a support pool—with Richard Whitney's theatrical bid for U.S. Steel providing a temporary stabilization—before the Dow closed with substantial but not catastrophic losses that left contemporaries uncertain about whether the worst was over.

Key takeaways​

  • Black Thursday opened with a selling cascade driven by margin calls from the previous day's price declines.
  • Trading volume reached a then-record 12.9 million shares; the ticker fell hours behind actual trading, adding uncertainty and amplifying panic.
  • Five leading bankers met at J.P. Morgan & Co. and organized a support pool of approximately $240 million to stabilize the market.
  • Richard Whitney, the NYSE's floor broker and vice president, placed theatrical support bids—most famously a bid above market for U.S. Steel—that temporarily stabilized prices.
  • The market closed with losses significantly reduced from the morning's panic lows, appearing to have been stabilized.
  • The apparent stabilization proved temporary; Black Monday and Black Tuesday would follow over the weekend and the next two days.

The morning panic​

Black Thursday's opening was marked by a cascade of selling orders that overwhelmed the normal market mechanisms. Many investors, having seen the previous days' decline, had placed overnight sell orders; these orders hit simultaneously at the open, driving prices sharply lower before the market could establish stable bid levels.

The ticker tape, which printed transaction prices on paper strips that traders and investors watched to follow market movements, fell immediately behind the pace of trading. By 10:30 AM, the ticker was already an hour behind—investors watching the tape were seeing prices from an hour earlier, creating uncertainty about actual current prices. This uncertainty added to the panic: if you didn't know the current price, and prices had been falling rapidly, rational strategy suggested selling immediately.

The physical scene outside the NYSE was similarly chaotic. Crowds gathered in Broad Street and Wall Street; police were called to control the crowd. Rumors spread about suicides (most were fabricated at this point; the genuine rash of financial-crisis suicides would come over subsequent weeks and months). The drama of the external scene fed back into the market's atmosphere.

The Morgan meeting​

Shortly before noon, the presidents of five of New York's largest financial institutions met at 23 Wall Street—the offices of J.P. Morgan & Co. The meeting included:

  • Charles E. Mitchell (National City Bank)
  • Albert Wiggin (Chase National Bank)
  • William C. Potter (Guaranty Trust Company)
  • Seward Prosser (Bankers Trust Company)
  • Thomas Lamont (J.P. Morgan & Co.)

The group organized a support pool—a collective commitment of funds to buy stocks and stabilize prices. Estimates of the pool's total size vary; figures of $20-240 million are cited in various sources, with $240 million being frequently cited. The meeting echoed Morgan's 1907 library gatherings in its structure: leading bankers meeting privately to organize collective support for a market facing systemic pressure.

Thomas Lamont, who spoke to the press afterward, described the meeting as having been called to address a "technical" market situation—suggesting the decline was a mechanical correction rather than a fundamental revaluation. His comment that the meeting represented "a no more serious condition than has been experienced many times before" was an attempt at reassurance that subsequent events would make look badly mistaken.

Richard Whitney's theatrical bid​

The pool's most dramatic moment was Richard Whitney's walk across the NYSE trading floor to the U.S. Steel trading post. Whitney was the NYSE's floor broker for J.P. Morgan & Co. and would later serve as NYSE president. His instruction was to place a conspicuous bid for U.S. Steel—above the current market price—as a signal of banker confidence.

Whitney placed his bid for 10,000 shares of U.S. Steel at $205 per share—above the last reported trade. He then walked to other posts and placed similar above-market bids for other stocks. The theatrical display was precisely calculated: it was visible to traders throughout the floor, it signaled that powerful interests were buying rather than selling, and it was designed to reverse the panic psychology by demonstrating that confident buyers existed.

The strategy worked—temporarily. Prices recovered substantially through the afternoon; some stocks recovered most of their morning losses. The Dow closed down approximately 2 percent—a significant decline, but vastly less than the morning's panic had suggested.

What the apparent stabilization meant​

Contemporary reporting and public commentary on the evening of October 24 was cautiously optimistic. The banker pool had worked; Whitney's bids had stabilized prices; the system had responded as it had in 1907. Many commentators drew explicit parallels to earlier panics that had been successfully managed by organized banker action.

This optimism was a form of path dependence: the 1907 precedent had established that organized private intervention could stop a panic. The comparison was tempting because it offered a reassuring framework. But the analogy was flawed: the 1929 market was leveraged at far greater scale, the banking system's resources were more limited relative to the leverage in the system, and the subsequent days' selling pressure would exceed what any private pool could counter.

Real-world examples​

The Black Thursday banker meeting and Whitney's theatrical bid have direct modern parallels in coordinated central bank and government communications during market stress. The Federal Reserve's statements during market turmoil, the "whatever it takes" commitments of central banks during sovereign debt crises, and government announcements of financial stabilization measures all serve the same function as Whitney's bid: signaling that powerful buyers exist, reversing panic psychology through the credibility of the commitment.

The difference from 1929 is institutional: modern central bank commitments are credible because the Fed can create unlimited currency to fulfill them; the 1929 banker pool was limited by the banks' own capital and could not be maintained against sustained selling pressure.

Common mistakes​

Treating the Black Thursday stabilization as proof the banker pool worked. The pool stabilized prices for approximately two days, after which the support failed and prices resumed declining more severely. The pool was too small relative to the leverage in the system to provide lasting stabilization.

Treating the dramatic events as sufficient explanation. Whitney's bid and the Morgan meeting are memorable, but the mechanical drivers—margin calls, leverage cascade, the scale of broker loans—were more fundamental than any specific dramatic moment.

Ignoring the ticker tape problem's significance. The inability of the ticker to keep up with trading volume—creating uncertainty about actual prices—was a significant amplifier of the panic. This specific technical failure contributed to the panic's severity in ways that are easy to overlook.

FAQ​

Did the banker pool actually provide $240 million in support?​

Accounts vary on the pool's actual size; $240 million is the figure often cited but may represent the maximum commitment rather than the amount actually deployed. The pool's effectiveness demonstrates that the psychological signal mattered more than the actual capital deployed—Whitney's theatrical bid moved prices without necessarily spending the full committed amount.

What happened to Richard Whitney later?​

Richard Whitney became president of the New York Stock Exchange in 1930. He was eventually convicted of embezzlement in 1938 and sentenced to five to ten years in Sing Sing Prison—one of the more dramatic personal stories from the era. His subsequent criminal conduct does not change the analysis of his October 1929 role, but it adds a personal dimension to the crash's human stories.

Were any stocks unaffected by the October 24 panic?​

Some defensive stocks and bonds held their values better than growth stocks during the panic. But the selling was broadly distributed, and most stocks experienced significant declines. Utilities and some commodity stocks held somewhat better than industrials and financial stocks.

Summary​

Black Thursday—October 24, 1929—combined the mechanical drama of record trading volume and a delayed ticker with the human drama of the Morgan meeting and Whitney's theatrical support bid. The banker pool temporarily stabilized prices, suggesting that the 1907 model of organized private support might contain the panic as it had before. But the stabilization was temporary: the system's leverage was far greater than 1907's, the pool was far smaller relative to the selling pressure, and the support collapsed on Black Monday and Black Tuesday. Black Thursday's importance is as much about what it appeared to achieve and why that appearance proved illusory as about the specific dramatic events of the day.

Next​

→ The Federal Reserve's Failure to Act in 1929