Gold Compass
Last full refresh 2026-10-15 14:55:30 Status

Equity Crash

Source: notebooks/Phase1/Equity Crash - Resistencia Oro.ipynb · Data as of 2026-10-12 · Computed 2026-10-15 14:51:38 in 0.5 s

In the 11 SPX crashes since 1971 the median gold drawdown was -15.5% (worst -53.4%); the SPX is 0.1% below its record close

SPX from its record close -0.1% record on 06 Oct 2026, 4 trading days ago
Gold drawdown in SPX crashes -15.5% median of 11 episodes; weighted -14.9%
Worst gold drawdown -53.4% Volcker (1980)

Since 1971 the SPX fell 15% or more from a record high 11 times.

Inside those episodes the median gold drawdown was -15.5%, the recency-weighted average -14.9% and the worst -53.4% (Volcker, 1980).

The SPX closed 0.1% below its record close of 06 Oct 2026.

Gold through the SPX crash episodes

Top: gold (data/2. XAU.csv, log scale). Bottom: SPX drawdown from its running high.

SPX crashes since 1971 (drawdown of 15% or more) and gold

Episode window: from the SPX peak until the SPX recovers that peak or 12 months after the SPX trough, whichever comes first. Gold max drawdown and gold trough are measured inside that window. Days for gold to recover: from its trough back to its pre-fall high, searched beyond the window. Gold at SPX trough: gold return from the SPX peak to the SPX trough.

  SPX peak SPX trough SPX recovery SPX drawdown Days peak to trough Days SPX to recover Gold max drawdown Gold trough Days gold to recover Gold at SPX trough Gold 6m after SPX trough Gold 12m after SPX trough
Episode                        
Oil shock / Nifty Fifty 1973-01 1974-10 1980-07 -48.2% 630 2,114 -32.9% 1975-09 1,032 138.8% 13.6% -10.3%
Volcker 1980-11 1982-08 1982-11 -27.1% 622 83 -53.4% 1982-06 8,711 -44.2% 46.2% 22.3%
Black Monday 1987-08 1987-12 1989-07 -33.5% 101 600 -20.5% 1988-09 6,271 4.7% -3.8% -10.5%
Gulf War 1990-07 1990-10 1991-02 -19.9% 87 125 -13.7% 1990-10 4,829 8.0% -7.3% -7.9%
LTCM / Russia 1998-07 1998-08 1998-11 -19.3% 45 84 -6.7% 1998-08 48 -6.6% 4.5% -6.8%
Dot-com 2000-03 2002-10 2007-05 -49.1% 929 1,694 -15.5% 2003-04 167 12.4% 2.1% 15.3%
GFC 2008 2007-10 2009-03 2013-03 -56.8% 517 1,480 -29.0% 2008-11 303 24.9% 7.8% 21.6%
Q4 2018 (Fed) 2018-09 2018-12 2019-04 -19.8% 95 120 -5.1% 2019-04 51 5.1% 11.9% 18.2%
COVID 2020-02 2020-03 2020-08 -33.9% 33 148 -12.3% 2020-03 21 -3.6% 23.2% 11.2%
Inflation / Fed 2022-01 2022-10 2024-01 -25.4% 282 464 -20.8% 2022-09 220 -7.1% 20.4% 11.7%
Tariffs 2025 2025-02 2025-04 2025-06 -18.9% 48 80 -7.4% 2025-05 30 1.7% 33.6% 58.2%

Each episode: SPX and gold

Panel title: episode, year of the SPX peak and gold max drawdown inside the window.

SPX corrections overlaid

Current SPX correction: -0.1% from the 2026-10-06 peak (4 trading days). Click a legend entry to show or hide it, double-click to isolate it. Corrections smaller than 25% start hidden.

Gold max drawdown in SPX crashes

Across the 11 episodes. Recency weight = 0.5 ^ (years since the SPX peak / 15), normalized to sum 1.

  Gold drawdown
Simple average -19.8%
Recency-weighted average (half-life 15 years) -14.9%
Median -15.5%
75th percentile of severity -24.9%
Worst -53.4%

Gold drawdown scenarios

  Gold drawdown
Recency-weighted average -14.9%
75th percentile of severity -24.9%
Worst -53.4%
Stress (worst x 1.25) -66.8%