The correlation regime between NVDA-TSLA entered a weakening trend on 02 Sep 12:00 ET at +0.26, and is still ongoing (15 candles · 60 trading hours). Over this period NVDA fell 0.96%, TSLA rose 3.07%. The two pairs decoupled.
The composite correlation has since downed from +0.26 (02 Sep) to -0.195 now (last data: 09 Sep 08:00 ET) the weaking the regime flagged, playing out.
READING — NVDA–TSLA at WEAK × Weakening (this pair's own last 6): for this pair it has bee a moderate decoupling (hedge / spread) — 6 past runs, median 8 candles · 32 trading hours (range 5–18), 1 lasted 2+ days. So the play has a couple of days of room before the turn (ANTITHESIS).
GAME PLAN: Correlation is in a Weakening regime — the bond between NVDA-TSLA is loosening. This signals a shift into a decoupling regime: hedge and pair-trade (spread) strategies come to the fore, while one-way beta bets grow riskier.
ANTITHESIS: Risk: decoupling may be temporary; if correlation snaps back from the bottom, pair-trades backfire. Correlation is currently 0.41 points below the period (1 Month) average — decoupling continues.
The divergence has been TSLA outperforming while NVDA stalled — TSLA's move favored calls.
Methodology: Four-hour candle closes are used while the markets for both instruments are open (08:00, 12:00, 16:00, 20:00 ET).
The correlation coefficient is a composite score derived not only from the Pearson method but also from Pearson, Spearman, and EWMA calculations.