The broader US equity benchmarks were bouncing modestly on Friday after two days of declines, with buyers emerging near each index's rising 100-hour moving average after that key support level held. The 100-hour moving average — a rolling measure of roughly the past three weeks of trading — is one of the yardsticks short-term traders use to judge whether an uptrend's rhythm remains intact, which is why the level's behavior carried extra weight this week.

Earlier this week, the S&P 500, NASDAQ Composite, and NASDAQ 100 all traded and closed at new record highs. The momentum reversed on Wednesday and Thursday, however, as each index rotated to the downside and closed lower on both days. The pullback carried prices to their rising 100-hour moving averages, where support buyers stepped in. Although the indices closed lower on Thursday, modest follow-through buying appeared in Friday trading.

Positives for stocks

The 100-hour moving averages held. Buyers showed up at the highlighted support levels when they needed to. As long as the indices stay above those moving averages, they retain a foundation for a further recovery.

The selling was not across the board. The Dow and Russell 2000 edged higher on Thursday while the S&P 500 and Nasdaq fell. That pattern suggests some rotation away from technology — money shifting between sectors rather than leaving equities — rather than investors abandoning stocks altogether.

Earnings remain a support. Strong corporate profit growth and AI investment have helped keep the broader market near record highs. The open question is whether those earnings can keep meeting expectations.

Lower oil would help. A sustained retreat would ease pressure on inflation, business costs, and consumers. Oil's reversal has already provided some relief, although the Middle East backdrop remains uncertain.

Concerns for stocks

AI expectations are being questioned. Thursday's technology selling followed reports that OpenAI revenue disappointed investor expectations, raising questions about how quickly massive AI spending translates into profits. Because AI investment has been one of the pillars of the rally that carried the indices to record highs earlier in the week, sentiment around AI monetization has an outsized influence on the broader market's mood.

The market depends heavily on a few companies. The ten largest companies account for roughly 40% of the S&P 500, so weakness in those can weigh heavily on the index — and on the index funds and passive portfolios that track it.

High Treasury yields remain a headwind. They raise financing costs and make bonds more competitive with stocks. Growth stocks are particularly sensitive because much of their valuation depends on future earnings, which are discounted more heavily as yields climb.

The failed breakouts need repairing. Holding the 100-hour moving averages is encouraging, but buyers still need to reclaim the old record-high swing areas. Otherwise, the current rebound could remain merely a corrective bounce.

Oil and geopolitical headlines can change the mood quickly. Another energy spike would renew inflation concerns and complicate the interest-rate outlook.

Consumer sentiment adds a new worry

The just-released University of Michigan preliminary October survey adds another concern for stocks. The survey is one of the most closely followed reads on US household attitudes, and its preliminary estimate — released mid-month from early responses — offers the first look at the month's consumer mood. Consumer sentiment fell to 46.3, against expectations of 47.6 and a previous reading of 48.1, led by a sharp decline in current conditions to 44.7 from 50.9. The positive was that consumer expectations improved to 47.3 from 46.3, beating the 45.9 forecast. However, one-year inflation expectations rose to 4.7% from 4.6%, while five-year expectations increased to 3.5% from 3.4%. The expectations component draws particular attention because the Federal Reserve monitors whether the public sees inflation as staying contained as it calibrates the interest-rate path.

For stocks, weaker sentiment combined with rising inflation expectations is an uncomfortable mix: consumers are feeling pressure today, while persistent inflation could keep interest rates elevated.

What to watch

Price action should tell the story of which side wins this battle of positives and negatives. With the 100-hour moving average having held support in each index on Thursday, the level's importance increases today and going forward. Traders looking for a technical barometer could treat that moving average as the dividing line — bullish above, bearish below.