What Happened Today, Monday August 31, 2026, 5:00 PM ET close
What Happened Today: Stocks Split as Nasdaq Edges Higher While S&P Slips on Iran War Headlines
Tech held up better than the broader market as energy and geopolitical headlines out of the Middle East kept traders cautious.
ES and NQ at the close
NQ, Nasdaq 100 futures
29,521.00
+0.10% on the day
Day range 29,274.75 to 29,545.50
ES, S&P 500 futures
7,701.25
-0.27% on the day
Day range 7,674.75 to 7,724.00
How did our Futures Trading Algo Do Today?
Trades
1
ES/NQ/RTY/BTC, live + forward test
Result
-$127.5
net for the day
Discipline
One qualifying setup, one loss, no overtrading, the book stayed disciplined and did not chase the day's chop.
The book took a single trade today. SH_VBOx_ES_LonClose_1h_N55 fired a short on ES and got stopped out for a loss of about $128, which was also the day's only strategy in play. With no other setups qualifying, the net result for the day was a loss of $127.50 on one trade.
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SPY and QQQ
The story
US stocks were mixed on Monday, August 31, 2026, as investors weighed escalating Iran war headlines against a still resilient technology sector. The Nasdaq 100 edged up 0.1% to close at 29521.0, holding between an intraday high of 29545.5 and a low of 29274.75. The S&P 500 slipped 0.27%, with the futures proxy closing at 7701.25 after swinging between 7724.0 and 7674.75. The Dow, more exposed to energy and industrial names sensitive to Middle East tensions, tracked the softer tone of the broader market.
The MAG7 and the megacaps
Large cap technology names appeared to be the steadier corner of the market again, helping the Nasdaq 100 stay in the green even as the broader S&P 500 slipped. With no company specific headlines driving the mega cap group today, the modest outperformance looks more like a function of investors leaning on tech's earnings resilience while they sort out how much the Iran war and energy supply questions might weigh on the rest of the economy.
After the bell
Kharg Island and the Iran war
Vice President Vance said the Trump administration's post referencing Kharg Island, a major hub for Iran's oil exports, was meant to send a message to Tehran. Reuters coverage detailed how central Iran's energy sector is to the ongoing conflict, keeping oil and geopolitical risk front of mind for traders.
US oil reserves losing potency
Reuters reported that the United States' depleted oil stockpile is losing its ability to cushion supply shocks as the Iran war continues, a factor that could make energy markets more sensitive to any further escalation.
Qatar GDP hit by the conflict
Qatar's first quarter GDP fell 7%, which Reuters attributed to the Iran war weighing on the country's energy production, underscoring how the conflict is already showing up in regional economic data.
Turkey's Black Sea grain diplomacy
Turkey said it has a plan for Black Sea grain shipments and is in contact with both Russia and Ukraine, a reminder that food supply chains remain a live geopolitical issue alongside the energy story.
Crypto
Bitcoin moved in the opposite direction of the broader stock market today, climbing 1.47% to close near 78971.83 after touching a high of 79218.19 and a low of 77447.71. The gain suggests some traders are treating bitcoin as a place to park risk while equity markets digest geopolitical headlines, though one day of divergence is not enough to call a clear trend.
Into the night
Overnight and into the session, headlines out of the Middle East kept traders on edge. Reuters reported that Vice President Vance said Trump was sending a message to Iran with a post referencing Kharg Island, a key node in Iran's oil export infrastructure, and a separate Reuters piece detailed how the country's energy sector figures into the ongoing conflict. Reports also noted that the United States' own oil reserves are losing potency as the Iran war grinds on, a reminder that energy supply cushions are not unlimited. Away from the Middle East, Turkey said it has a Black Sea grain plan and is in touch with both Russia and Ukraine, while Qatar reported first quarter GDP fell 7%, which Reuters tied directly to the Iran war weighing on regional energy production.
What is coming next
S&P 500 (ES) support
7674.75
Today's session low, a level to watch if Iran war headlines intensify.
S&P 500 (ES) resistance
7724.00
Today's session high, a level buyers would need to reclaim.
Nasdaq 100 (NQ) range
29274.75 to 29545.50
Today's trading band, tech's relative strength keeps this in focus.
Bitcoin
78971.83
Up 1.47% today, worth watching for signs of a broader risk shift.
Heading into the next session, the main thing to watch is whether the Iran war headlines keep intensifying or start to cool off. Energy supply concerns tied to Kharg Island and depleted US reserves could keep pressuring the broader market, even as tech names in the Nasdaq 100 look comparatively steady for now. Traders will also be watching whether bitcoin's gain today was a one off or the start of a firmer trend.
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We send market moving news the moment it hits, straight to Telegram, Discord and X. Then this recap pulls the day together every evening: ES and NQ, the MAG7, crypto, and what is next.
Educational market recap, not financial advice. Futures and options trading carry substantial risk of loss. Prices reflect the 2026-08-31 session close; charts are live and interactive. Always verify before acting.