Shared finance report

How did the US stock market perform today, including the major indices, the biggest movers, and what drove them?

August 11, 2026

Research Report

Question: You are a rigorous financial research analyst. Ground EVERY quantitative claim in data you actually pulled from the finance tools — never invent a price, multiple, or indicator. Answer the REQUEST below by:

  1. Identifying the specific publicly-tradable assets (tickers) it concerns. When the request is open-ended (e.g. "top up-and-coming tech companies"), first find concrete candidates: use finance_data (action=search) to resolve names to tickers, and web search / the browser for qualitative discovery.
  2. For EVERY ticker you discuss, pull real data with the finance tools:
  1. Writing a concise report: a short investment thesis for each asset (why it is interesting, grounded in the pulled price/fundamentals/news/insider data), then a summary table with columns: Ticker | Price | 1d% | 5d% | 20d% | RSI | P/E | Trend. Rank assets by thesis strength, cite notable news/insider signals, and clearly flag any ticker you could not fetch.

REQUEST: How did the US stock market perform today, including the major indices, the biggest movers, and what drove them?

Date: 2026-08-11T04:28:34.934171915+00:00

Rounds: 1

Status: COMPLETE

Evidence: 95 claims · 19 sourced · 19 partial · 3 unsupported · 51 self-reported (no independent source) · 8 single-source

Executive Summary

U.S. stocks closed modestly lower Monday, August 10, 2026, easing off record/near-record highs: S&P 500 −0.06% to 7,753.11, Dow −0.11% to 53,975.98, Nasdaq Composite −0.32% to 26,605.36, Russell 2000 −0.52% (IWM $299.98) (Fool, Stocktwits). The driver was a ~5% crude spike (WTI +5.1% to $82.13, Brent +5% to $87.72) on U.S.–Iran tension and continued Strait of Hormuz closure, re-igniting inflation fears two days before the July CPI print. Energy was the day's clear winner (XLE +4.66%); tech, real estate and utilities lagged. The standout mover was Archer Aviation (ACHR) +11.99% on its Boeing-subsidiary deal; the notable large-cap losers were Intel (INTC) −4.06% and Nvidia (NVDA) −2.86%. All four benchmark indices remain in strong uptrends above their 50/200-day SMAs — a consolidation within an uptrend, not trend damage.

Major Indices (close, Aug 10, 2026)

IndexLevel1d%5d%*RSI-1452-wk range pos.Trend
S&P 500 (SPY)7,753.11 ($773.03)−0.06+2.0365.797.4%Strong uptrend
Dow (DIA)53,975.98 ($538.99)−0.11+1.4662.792.7%Strong uptrend
Nasdaq Composite (QQQ)26,605.36 ($720.87)−0.32+2.9756.285.6%Strong uptrend
Russell 2000 (IWM)$299.98−0.52+1.2757.096.2%Strong uptrend

*5d% and RSI are from the ETF proxies (SPY/DIA/QQQ/IWM) via finance_data analyze; index levels per the Fool close sheet. All four closed roughly flat-to-lower after Friday's record close and best week since April — SPY was the relative outperformer, IWM the laggard.

Biggest Movers

No S&P 500/Nasdaq large-cap rose >5% on the day; the top percentage gainers were small/micro-caps (e.g., WAFU +65%, BW +42%, RIOT +24% per StockTitan), outside the large-cap scope. The material moves:

Summary Table (ranked by thesis strength)

RankTickerPrice1d%5d%20d%RSIP/E (fwd)Trend
1XOM$159.79+4.41+3.05+10.665.115.1Strong UP
2NVDA$217.55−2.86+5.28+6.958.116.9Strong UP
3MSFT$506.06+1.21+3.78+29.479.1n/aUP
4ACHR$6.26+11.99+29.3+37.667.4n/a (pre-rev)UP
5META$594.92+0.48−9.449DOWN
6INTC$97.52−4.06+7.17−5.446.547.4DOWN

What Drove the Market

  1. Geopolitics → oil → inflation fear. Trump's weekend Axios comment that the U.S. was "only semi-negotiating" with Iran, fading deal hopes on the Strait of Hormuz, and U.S. crude stockpiles at their lowest since January 1983 sent WTI +5.1% to $82.13 and Brent +5% to $87.72 (Stocktwits).
  2. Rate-sensitive damage ahead of CPI (Wed)/PPI (Thu). 10-yr yield rose to 4.71%; gold +1.14% to $4,390.85 (Fool). The bond move was a bear steepening — long duration broke (TLT −0.85%, ZROZ −1.53%) while the front end held (SHY −0.08%) — and real estate (XLRE −1.29%) and utilities (XLU −1.10%) were the worst sectors, both technically in downtrends.
  3. Company-specific tech drag. Semis fell ~2% (SMH); XLK −0.88% on INTC's $15B offering and NVDA's $500B financing news, with Apple also weak. This was idiosyncratic, not macro-led.
  4. No volatility panic. VXX fell −0.54% on a down-equity day; the inverse product SVXY sits at 97.9% of its 52-wk range and VIXY at 1.3% — the fear gauge stayed pinned near lows, confirming an orderly, oil/rates-driven pullback rather than a risk-off unwind. The dollar firmed modestly (UUP +0.25%).

Analysis

The session was a rotation, not a rout: money left AI-capex-exposed semis and rate-sensitive defensives for energy and cyclicals, with energy (XLE +4.66%) and health care (XLV +1.67%) the only sectors up more than ~0.6%. Insider flow adds color but no fresh signal in the movers themselves — no Form 4 was filed Aug 10 for ACHR, INTC, NVDA, META, XOM or BA, and no member of Congress traded any of them this week (congressstock.com). The dated signals are prior-week/prior-month: Meta directors trimming before the AI bounce, Nvidia director Mark Stevens selling ~$186M in June, and Boeing directors buying in March–May ahead of the Wisk/ACHR deal (insider accumulation is visible in BA's counterparty). The strongest risk-adjusted expressions of the day's theme are XOM (cheap, buy-rated energy with yield) and NVDA (best growth multiple at PEG 0.62, dip on sentiment rather than fundamentals); INTC is the weakest — a dilutive raise into a loss-making turnaround with the Street split between Sell at $65 and buys near $112–115.

Risks & Open Questions

Claims without independent support

These statements appear in the narrative above but are not backed by text retrieved from a source. SELF-REPORTED means the only thing asserting it is the swarm's own worker output — the narrative was written from that output, so it corroborates nothing. Treat all of these as unverified.

Detailed Findings

Round 0 · Finding 1

US Equity Markets — Daily Briefing — Monday, August 10, 2026

Executive Summary

Major U.S. indexes closed modestly lower Monday, August 10, 2026, slipping from record/near-record levels as crude oil prices spiked ~5% — driven by uncertainty over when the Strait of Hormuz will reopen — reigniting inflation fears ahead of Wednesday's CPI print. Technology, real estate, and semiconductor shares were the main laggards on concerns about the capital intensity of the AI buildout. The S&P 500 fell 0.06% to 7,753.11, the Nasdaq Composite lost 0.32% to 26,605, and the Dow eased 0.11% to 53,976, pulling back from its all-time high. Energy was the standout sector, with Exxon Mobil rising alongside crude. Individual losers were led by Intel (INTC) −4.06%, which announced a dilutive $15 billion equity offering to fund AI/manufacturing expansion, and Nvidia (NVDA) −2.9%, which unveiled a $500 billion AI-infrastructure funding partnership that investors worried signals an overcapitalized race.


Round 0 · Finding 2

FINANCIAL RESEARCH REPORT — Informed-Money & Analyst Signal Check on Today's (Aug 10, 2026) Biggest US Equity Movers

FINAL ANSWER:

Informed-Money & Analyst Signal Report

US Equity Movers — Monday, August 10, 2026

Executive Summary

This report cross-references today's biggest US equity movers (identified from the session's index/price data) against (a) corporate insider (SEC Form 4) filings via finance_insider, (b) congressional (STOCK Act) trade disclosures, and (c) analyst rating revisions surfaced via web sources. Headline result: none of today's biggest movers had a current-week insider Form 4 or congressional filing, and no major analyst upgrade/downgrade was published on these names today. The most active "informed-money" signals are prior-week/prior-month insider sales (e.g., Meta insiders selling into strength in late July, Nvidia director sales in June), a documented analyst picture for Intel (Rosenblatt Sell raised $50→$65) and Archer (Barclays upgrade to Hold on July 29; Canaccord PT cut $13→$12), and insider buying in Boeing. Congressional trades this week (Aug 6–7) were small and entirely in non-mover names.

Note on data availability: finance_news (Yahoo/FinancialJuice) was rate-limited (HTTP 429) on every call, so "analyst" sentiment here is sourced from fetched web articles (MarketBeat, StocksToTrade) rather than the internal news feed. Fresh congressional data came from congressstock.com (cottapitrades.com was Cloudflare-walled; its fetched copy was a stale May 31 archive). All quantitative price/return figures are from finance_data (analyze), which returned the session's close data.


Today's Session Context (the movers being explained)

Grounding index data from finance_data (analyze, 1d) and the Motley Fool close summary:

Index (proxy)Price1d %Note (source: fool.com)
S&P 500 (^GSPC / SPY)7,753.11 (SPY $773.03)−0.06%Hovered near record
Dow (^DJI / DIA)53,975.98 (DIA $538.99)−0.11%Pulled back from all-time high
Nasdaq Composite (^IXIC / QQQ)26,605.36 (QQQ $720.87)−0.32%Tech lagged
Russell 2000 (IWM)$299.98−0.52%Small-caps lagged

Catalysts (fool.com, Aug 10): oil climbed (gold +1.14% to $4,390; 10-yr yield 4.71%), continued Strait of Hormuz closure and fading deal hopes, ahead of Wednesday's CPI print. Energy led; technology and real estate fell most.

The session's biggest named movers (per finance_data and the Fool close sheet):

…(truncated — the summary above captures the substance)

Round 0 · Finding 3

US Stock Market Performance — Monday, August 10, 2026

Executive Summary

US equities closed marginally lower on Monday, Aug 10, 2026, pulling back just off record highs as a spike in crude oil re-ignited inflation fears and investors looked ahead to Wednesday's CPI print. The selloff was broad but shallow: the S&P 500 edged down −0.06% to 7,753, the Dow slipped −0.11% to 53,976, and the tech-heavy Nasdaq Composite fell the most, −0.32% to 26,605. The dominant rotation was out of semiconductors/tech and into energy, with crude climbing on continued closure of the Strait of Hormuz. There were no S&P 500/Nasdaq large-cap stocks up >5% on the day; the day's biggest upside mover of any size was eVTOL maker Archer Aviation (+12%), and the most notable large-cap names were Intel (−4.1%), Nvidia (−2.9%) and Exxon Mobil (+4.4%).


Major Indices (live data via finance_data analyze, close of Aug 10, 2026)

IndexPrice1d %5d %RSI-14TrendNote
S&P 500 (SPY)$773.03−0.03%+2.03%65.7Strong uptrendHovering near record; 97.4% of 52-wk range
Nasdaq-100 (QQQ)$720.87−0.30%+2.97%56.2Strong uptrendWorst major performer today
Dow (DIA)$538.99−0.12%+1.46%62.7Strong uptrendBacked off all-time high
Russell 2000 (IWM)$299.98−0.52%+1.27%57.0Strong uptrendSmall caps lagged

Index levels as reported by the Motley Fool live-ticker metadata: S&P 500 7,753.11 (−0.06%), Dow 53,975.98 (−0.11%), Nasdaq Composite 26,605.36 (−0.32%) — consistent with the ETF data above. (Source: https://www.fool.com/coverage/stock-market-today/2026/08/10/stock-market-today-aug-10-markets-slip-as-oil-gains-fuel-inflation-fears/)

All four indices remain in confirmed strong uptrends (price > SMA-50 > SMA-200), with RSI in neutral-to-warm territory (56–66) — the day's decline is a pause in an intact uptrend, not a reversal signal.


What Drove the Market

Oil spike → inflation fears; Hormuz tension; CPI ahead. U.S. indexes slipped as crude climbed and investors readied for Wednesday's consumer price data. "The continued closure of the Strait of Hormuz is weighing on markets as last week's hopes for an imminent deal start to fade. Geopolitical and inflation uncertainty caused last week's rally to stall." Energy was the best-performing sector while technology and real estate fell the most. Gold rose 1.14% to $4,390.85 and the 10-Year Treasury yield edged up to 4.71%. (Source: https://www.fool.com/coverage/stock-market-today/2026/08/10/stock-market-today-aug-10-markets-slip-as-oil-gains-fuel-inflation-fears/)

The session closes a week in which the market had rallied strongly (S&P +2.0%, Nasdaq +3.0% over 5 days), so Monday's dip looks like profit-taking into a macro data point rather than a fundamental break.


Biggest Movers (large-cap focus, with grounded prices & named catalysts)

…(truncated — the summary above captures the substance)

Round 0 · Finding 4

US Equity Market Report — Session of Mon, Aug 10, 2026 (as of platform close)

Note on data source: All quantitative levels below come verbatim from finance_data action=analyze (interval 1d, 250 bars, last bar 2026-08-10 13:30 ET = the session close). "—" denotes a field I could not retrieve without the live tool output. The catalyst narrative is grounded in the primary market-recap article (Stocktwits, published 2026-08-10 23:02 UTC) that describes Monday's session, which I fetched directly.


1. Executive Summary

The US market closed flat-to-slightly-lower today (Monday, Aug 10, 2026) after Friday's record close and best week since April. The S&P 500 (SPY) was effectively unchanged (−0.03%), the Dow (DIA) edged down −0.12%, the Nasdaq-100 (QQQ) slipped −0.30%, and small caps (IWM) underperformed at −0.52%. The entire session was dominated by a sharp spike in oil prices — WTI crude +~5.1% to $82.13 and Brent +~5% to $87.72 — tied to escalating US–Iran geopolitical tension. That oil surge was a double-edged knife: it powered the energy sector (XLE) to a +4.66% gain, making it the day's clear sector outperformer, while it simultaneously stoked rate-hike worries ahead of this week's CPI (Wed) and PPI (Thu), pressuring rate-sensitive/defensive areas. Tech (XLK, −0.88%) was the notable large-sector drag, hurt by Intel's announcement of a $15B common-stock offering (INTC −4%, per recap) and weakness in Nvidia and Apple; semiconductors (SMH) fell ~2%. Relative sector underperformer on the day: XLRE (real estate, −1.29%), followed by XLU (utilities, −1.10%). Among the four benchmark index ETFs, IWM (Russell 2000) was the relative underperformer and SPY the relative outperformer.


2. Key Findings (with confidence)


3. Detailed Analysis — Per-Ticker Values (verbatim from finance_data analyze)

3a. Major benchmark index ETFs

…(truncated — the summary above captures the substance)

Round 0 · Finding 5

Intraday/Technical Texture of Today's U.S. Market — Monday, August 10, 2026

Bottom line: Today was a mildly risk-off, mixed session beneath a flat headline tape. Equities ended fractionally lower, but the real movement was higher long-duration Treasury yields (bear steepening) driven by a ~5% oil spike on US–Iran tensions stoking inflation/rate-hike fears ahead of Wednesday's CPI. Notably, the VIX complex stayed pinned near its 52-week low — no volatility panic — which is the single most important texture signal: an orderly, defensive pullback in bonds and small caps rather than a risk-off unwind in equity emotion.


1. Index Performance & Futures (EST ~23:00 Mon, pre-Tuesday)

BenchmarkToday's moveLevelSource
S&P 500−0.1%7,753.11Stocktwits market recap (fetched)
Nasdaq-100−0.3%29,621.81Stocktwits market recap
Dow Jones Industrial Average−0.1%53,975.98Stocktwits market recap
Russell 2000 (small caps)−0.6%Stocktwits market recap

Futures vs. fair value / after-hours: "Futures tied to the Dow and the S&P 500 were little changed, while Nasdaq 100 futures inched up 0.1%" (source: Stocktwits recap). In after-hours/overnight quotes the tape firmed modestly: SPY +0.14% (to $774.08), QQQ +0.36% ($723.46), DIA +0.01% ($539.04) in the overnight session (source: Stocktwits dehydrated-state quote data embedded in the fetched article). So the cash session was flat-to-lower and the market re-bid slightly after the close.

Primary-data corroboration (finance_data, 2026-08-10 daily OHLCV):

RSI-14 (finance_data): SPY 65.7, QQQ 56.2, DIA 62.7, IWM 57.0 — all mid-to-upper but not overbought at the close; every index ETP shows a strong_uptrend / price above SMA-50 and SMA-200. 52-week range position: SPY 92%, QQQ 86%, DIA 93%, IWM 96% — the tape sits near the top of its range, consistent with "pullback within an uptrend," not trend damage.


2. VIX / Volatility — the key non-obvious signal

The direct spot ^VIX index could not be fetched from the finance tools (no data for ^VIX / Pyth), so the VIX spot level itself is unverified here. Instead I rely on the volatility ETP cloud, which triangulates the same conclusion (vol pinned low, flat to slightly down):

…(truncated — the summary above captures the substance)

Round 0 · Finding 6

The Treasury page loaded as a browser-rendered table but the yield values weren't in the truncated body — however, the Fool article already documented that the 10-Year Treasury yield gained 0.06% to 4.71% as of Aug 10 close, which is my source. The Treasury page didn't expose the actual numeric values in the fetched content (it renders via JS), so I'll flag that as a limitation but use the Fool's documented figure (which cites the actual close).

I have the key macro backdrop: The Fed is in a HIKING cycle in this environment (per CPI prep: "September hike," "hike probability," "several rate hikes could be required" from Cleveland Fed's Hammack). This is unusual and important context. The last jobs report was weak (jobs slowdown eased Fed hike fears on 8/7, which drove Friday's record close), but oil + Hormuz is re-igniting inflation fears.

Let me get the Friday 8/7 wrap for context on the prior session's record close and the "morning juice" for today, plus confirm what drove the record rally Friday. Let me also pull congress trades for informed-money signals. Then I'll compile.

Investigation Trail

Round 0

Sources

Trace Index

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