Market Summary

U.S. equities closed broadly lower on Friday, capping a volatile week marked by sharp rotations in market leadership. The S&P 500 fell 39.75 points (-0.52%) to 7623.75, the Nasdaq Composite slipped 53.52 points (-0.21%) to 25975.78, and the Dow Jones Industrial Average led the decline, dropping 652.82 points (-1.23%) to 52215.37. Beneath the headline numbers, the damage was far more widespread than the modest S&P and Nasdaq declines suggested — the equal-weighted S&P 500 fell a sharper 0.8%, and decliners outpaced advancers by wide margins on both the NYSE (982 advancers vs. 1,685 decliners) and Nasdaq (1,677 vs. 2,765).

The session’s dominant theme was a surge in crude oil prices tied to escalating U.S.-Iran tensions, with WTI crude jumping 3.7% to $103.17/bbl. That spike reignited inflation and input-cost concerns, pressuring economically sensitive and defensive sectors alike. Energy (+2.5%) was the clear standout, while a modest rebound in select technology names — particularly software — provided a partial offset. Information Technology (+0.4%) and Real Estate (+0.2%) were the only other sectors in the green, while Consumer Staples, Health Care, Communication Services, Consumer Discretionary, Industrials, Financials, Materials, and Utilities all finished lower.

The week encapsulated a market grappling with conflicting signals: strong underlying earnings growth versus mounting skepticism about AI-related capital spending and financing. Software stocks such as Palo Alto Networks and CrowdStrike posted standout gains even as semiconductors only partially recovered from Thursday’s steep 6.7% slide in the PHLX Semiconductor Index. Attention now turns to next week’s earnings from Amazon, Microsoft, and Alphabet, which should offer fresh insight into AI spending trajectories and the market’s tolerance for near-term margin pressure.

Market Snapshot

Index	Level	Change	% Change
Dow Jones	52,215.37	-652.82	-1.23%
Nasdaq Composite	25,975.78	-53.52	-0.21%
S&P 500	7,623.75	-39.75	-0.52%

Breadth (NYSE/Nasdaq):

NYSE: 982 advancers / 1,685 decliners; volume 1.19 bln shares
Nasdaq: 1,677 advancers / 2,765 decliners; volume 6.56 bln shares

WaveFinder Market Breadth (as of 10/23):

Primary Sentiment: Bearish (Bulls 789 / Bears 1,520)
4% Sentiment: Bearish (Bulls 167 / Bears 202)
40-Day SMA Sentiment: Bullish
Stocks above 20-day SMA: 34%
Stocks above 40-day SMA: 43.4%
9-Month Bulls/Bears: 14 / 8 (Follow-through: 14.63%)

Breadth metrics point to a market still technically bearish in the near term despite a longer-term bullish skew on the 40-day SMA reading — consistent with Friday’s broad-based weakness beneath firmer headline index levels.

Sector Performance

Ranked by daily performance (Friday, 10/23):

1. Energy: +2.5% — best performer, driven by the oil price spike; ATR 1.92% (flat, P89)
2. Information Technology: +0.4% — software strength offset semiconductor softness; ATR -1.97% (falling, P0)
3. Real Estate: +0.2% — only other sector besides Tech/Energy to close higher; ATR -0.47% (rising, P100)
4. Health Care: -1.1% — gave back recent defensive outperformance; ATR 2.27% (rising, P68)
5. Industrials: -1.3% — pressured by rising oil costs; ATR -0.83% (rising, P89)
5. Financials: -1.3% — weighed down by American Express; ATR -1.44% (flat, P74)
7. Communication Services: -1.4% — hit by wireless carrier weakness; ATR -1.64% (rising, P26)
7. Consumer Discretionary: -1.4% — economically sensitive selling amid oil spike; ATR -0.12% (rising, P79)
9. Consumer Staples: -1.8% — worst performer of the session; ATR 2.23% (rising, P89)
10. Materials: Weak per Industry Watch (daily % not specified); ATR 0.82% (rising, P95)
10. Utilities: Weak per Industry Watch (daily % not specified); ATR 2.37% (rising, P95)

Note: Eight of 11 sectors declined on the day, underscoring the broad nature of Friday’s selling despite relatively contained index-level losses.

Key Earnings & Movers

Palo Alto Networks (PANW) $380.55, +$25.63 (+7.22%) — among the session’s top S&P 500 performers as software strength persisted.
CrowdStrike (CRWD) $257.57, +$19.63 (+8.25%) — benefited from continued rotation into software over semiconductors.
Bloom Energy (BE) $193.09, -$24.68 (-11.33%) — fell despite strong revenue growth and a raised FY26 outlook, as investors focused on negative free cash flow and rising expansion costs.
Western Digital (WDC) $343.67, -$10.52 (-2.97%) — declined despite better-than-expected results and upbeat guidance.
Comfort Systems (FIX) $1,159.99, -$119.38 (-9.33%) — dropped sharply despite a substantial EPS and revenue beat (see Spotlight below).
American Express (AXP) $313.20, -$11.98 (-3.68%) — beat adjusted EPS and raised the low end of FY26 guidance, but a slight revenue miss, rising customer-benefit costs, and a reported plan to cut ~5% of global workforce weighed on shares.
AT&T (T) $20.94, -$1.80 (-7.94%); T-Mobile US (TMUS) $146.61, -$12.18 (-7.67%); Verizon (VZ) $44.61, -$0.59 (-1.31%) — all pressured following a Bloomberg report that SpaceX is seeking access to 80,000+ U.S. cell sites, potentially positioning it as a fourth nationwide wireless carrier.
SpaceX (SPCX) $147.49, +$2.74 (+1.89%) — gained on the wireless-expansion report.
Amazon (AMZN) $248.00, -$2.38 (-0.95%); Microsoft (MSFT) $524.51, +$3.43 (+0.66%); Alphabet (GOOG) $317.28, -$3.48 (-1.08%) — in focus ahead of next week’s earnings reports.

Stock Spotlight

Comfort Systems (FIX) was one of the session’s most notable laggards, falling $119.38 (-9.33%) to $1,159.99 despite delivering an exceptionally strong Q3 report. EPS surged 68.6% year-over-year to $13.91 and revenue jumped 53.7% to $3.77 billion — both well ahead of expectations. Mechanical segment revenue rose 42.7% to $2.58 billion, while Electrical revenue soared 84.8% to $1.18 billion. Technology-sector customers were the standout growth driver, with related revenue more than doubling year-over-year to $2.29 billion, now representing 60.8% of total revenue versus 45.8% a year ago — and accounting for nearly 90% of the company’s overall revenue increase in the quarter. Backlog surged 90.0% year-over-year to a record $17.81 billion, with same-store backlog nearly doubling to $17.39 billion from $9.38 billion.

Despite this momentum, gross margin was flat year-over-year at 24.8% (down 110 bps sequentially), and shares have now declined following each of the company’s past two earnings reports. The reaction illustrates how deeply FIX’s valuation has become tied to the sustainability of AI-related data center construction spending — with investors applying intense scrutiny to any signs of margin pressure or supply-chain friction (including labor costs and material delays) even amid otherwise outstanding growth. Briefing.com’s analysis suggests the pullback likely reflects shifting investor sentiment around AI infrastructure spending durability rather than any genuine deterioration in underlying demand, given management’s continued confidence in supportive conditions through 2027.

Bond Market & Treasuries

Treasuries retreated Friday after Thursday’s sharp rally, though the complex still notched a third consecutive weekly gain:

2-year: 4.68% (+4 bps on day; -6 bps week)
3-year: 4.75% (+4 bps on day; -8 bps week)
5-year: 4.81% (+4 bps on day; -9 bps week)
10-year: 4.99% (+4 bps on day; -11 bps week) — briefly dipped below 5.00% this week for the first time since September 22, before settling just above its 50-day moving average (4.984%)
30-year: 5.32% (+3 bps on day; -12 bps week)

Key drivers: Rising crude oil prices (above $103/bbl) pressured the curve throughout the session; persistent concerns about AI-trade financing added to volatility; markets also awaited Moody’s review of France’s sovereign credit rating (following recent downgrades from S&P and Fitch). The U.S. Dollar Index rose 0.2% to 101.81, roughly flat on the week. Looking ahead, next week brings a heavy data and event calendar, including advance Q3 GDP (Briefing.com consensus 3.0%; prior 2.2%) and the FOMC statement, alongside three note auctions.

Currencies: EUR/USD -0.2% to 1.1193; GBP/USD -0.2% to 1.3372; USD/CNH unchanged at 6.6697; USD/JPY +0.1% to 156.88.

Commodities

WTI Crude: $103.17/bbl, +3.7% (+$3.72) — surged on escalating U.S.-Iran tensions; up nearly $4/bbl for the week
Gold: $4,007.40/ozt, -1.3%
Copper: $6.51/lb, +1.7%
Silver: Not available in source data

Overseas Markets

No specific overnight index levels (e.g., Nikkei, Hang Seng, FTSE) were provided in today’s data; however, key macro releases and currency-market drivers included:

Japan: September National Core CPI +2.1% yr/yr (as expected; prior +1.7%); National CPI +2.1% yr/yr (prior +1.9%). October flash PMIs: Manufacturing 53.3 (expected 54.5; prior 54.1), Services 52.0 (prior 51.3), Composite 52.3 (prior 52.3).
Australia: October Manufacturing PMI 49.7 (prior 49.6), Services PMI 47.8 (prior 51.9), Composite PMI 47.7 (prior 51.3).
India: October Manufacturing PMI 54.9 (prior 55.1), Services PMI 56.2 (prior 55.2), Composite PMI 56.7 (prior 55.9).
Eurozone: October Manufacturing PMI 52.4 (expected 52.7; prior 52.9), Services PMI 51.7 (expected 52.6; prior 53.0), Composite PMI 51.9 (expected 52.7; prior 53.1).
Germany: October Manufacturing PMI 54.2 (expected 53.5; prior 53.9), Services PMI 51.7 (expected 52.5; prior 52.9), Composite PMI 52.8 (expected 53.3; prior 53.8). October GfK Consumer Confidence -24 (expected -14; prior -13).
France: October Manufacturing PMI 49.3 (expected 50.5; prior 50.6), Services PMI 48.4 (expected 50.7; prior 51.2), Composite PMI 48.4 (expected 50.5; prior 51.1). Moody’s sovereign rating review pending, following recent downgrades from S&P and Fitch.
U.K.: October Manufacturing PMI 52.8 (expected 51.8; prior 51.9), Services PMI 53.1 (expected 51.8; prior 52.1), Composite PMI 53.1 (expected 51.8; prior 52.0). September Retail Sales -0.4% m/m (expected -0.1%; prior +0.7%) and +0.8% yr/yr (expected +1.0%; prior +2.7%); Core Retail Sales -0.7% m/m, +0.8% yr/yr.
Philippines: Central bank raised policy rate 50 bps to 5.50% (larger than expected) and lifted its 2027 inflation forecast to 6.0% from 5.4%.

Additional geopolitical/trade notes: President Trump indicated a trade deal with Mexico is close; the administration will exempt certain Canadian imports from tariffs; Japan’s Economy Minister Kiuchi said conditions for declaring an end to deflation have not been met; SK Hynix (SKHY) cancelled the planned U.S. IPO of its Solidigm unit.

Economic Data

University of Michigan Consumer Sentiment (Final, October): 48.0, above the Briefing.com consensus of 46.3 and up from the preliminary 46.3 reading. September’s final reading was 48.1; a year ago the index stood at 53.6. Key takeaway: consumers remain concerned that higher prices are eroding purchasing power.
S&P Global U.S. Manufacturing PMI (Flash, October): 56.0, up from 55.9 in September.
S&P Global U.S. Services PMI (Flash, October): 57.9, down from 58.8 in September.

Overall, today’s data had a limited market-moving impact, with oil prices and ongoing AI-spending concerns remaining the dominant forces on the session.

Looking Ahead

Earnings: Q3 earnings season accelerates significantly next week, headlined by Amazon (AMZN), Microsoft (MSFT), and Alphabet (GOOG) — results that should offer critical insight into AI infrastructure spending commitments and the prospects for returns on those investments.

Economic Calendar:

Monday: $69 billion 2-year Treasury note auction (13:00 ET)
Tuesday: September Durable Orders (consensus 1.0%; prior 0.0%) and Durable Orders ex-transport (consensus 0.6%; prior 0.3%) at 8:30 ET; August FHFA Housing Price Index (consensus 0.2%; prior 0.3%) and August S&P Case-Shiller Home Price Index (consensus 2.8%; prior 2.5%) at 9:00 ET; October Consumer Confidence (consensus 80.5; prior 81.9) and September New Home Sales (consensus 655,000; prior 684,000) at 10:00 ET; $70 billion 5-year Treasury note auction
Wednesday: Updated FOMC Statement (a rate hike is not widely expected)
Thursday: Advance Q3 GDP (Briefing.com consensus 3.0%; prior 2.2%)

Markets will also continue monitoring developments in the U.S.-Iran conflict and their impact on oil prices, as well as any fallout from Moody’s review of France’s sovereign credit rating.