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Weekly NewsletterAugust 15, 2026

Last Week on Wall Street - Week of August 10th

Three straight winning weeks for the S&P 500. The index closed at a record on Thursday, clearing 7,800 for the first time, and the Nasdaq scraped out a third weekly gain behind it.

Last Week on Wall Street - Week of August 10th
Last Week on Wall Street | Waterloo Capital

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Last Week

on Wall Street

WEEK OF AUGUST 10TH, 2026

S&P 500

7,786

▲ +0.40% WK

DOW JONES

53,732

▼ -0.60% WK

NASDAQ

26,729

▲ +0.10% WK

10-YR YIELD

4.69%

▲ +3 BPS WK

LEAD   Markets & Macro

The S&P Cleared 7,800, and the Consumer Stayed Home

Two soft inflation readings carried the index past a level it had never touched, and then Friday morning brought the spending and sentiment numbers. The tape spent the week arguing with itself.

Three straight winning weeks for the S&P 500. The index closed at a record on Thursday, clearing 7,800 for the first time, and the Nasdaq scraped out a third weekly gain behind it. The Dow went the other way and finished lower. Two months after a jobs report showed the economy shedding positions outright, the benchmark sits roughly a quarter above where it traded at the end of the first quarter.

The two inflation reports that landed midweek did the lifting. Both came in cool enough to push the September rate decision further away from a hike, and stocks took the hint inside of an hour on each release, with more on that below. Energy was the week's best sector, and it got there on a geopolitical headline rather than an economic one, which is its own kind of tell.

Then Friday morning arrived. July retail sales fell against a Street that had penciled in a small gain, the first monthly decline in nine months, and the University of Michigan's preliminary August sentiment reading handed back the improvement households had shown across June and July. Stocks drifted lower through the afternoon, though not by enough to cost the S&P its week. The rest of the retail picture lands over the next several sessions, with Target, Walmart, Home Depot and Lowe's all reporting.

For diversified portfolios, the useful thing about a week like this one is the disagreement inside it. The inflation data described a backward-looking July in which prices at the pump were falling. The spending and sentiment data described an American household in August that is not feeling much relief. Both readings can be accurate at once, and portfolios holding broad equity exposure alongside fixed income at meaningfully higher yields than were available a few years ago do not have to settle that argument this week. The ones built around a single view of the consumer do.

BOTTOM LINE

Two cool inflation prints, a record close above 7,800, and a Friday that reminded everyone the consumer gets a vote too. The week added a record and subtracted some confidence, and balanced portfolios finished it holding both.

By the Numbers

Record close: the S&P cleared 7,800 for the first time Thursday, with an intraday high of 7,816.70
Index split: the Dow finished the week lower while the S&P and Nasdaq each logged a third straight weekly gain
July retail sales: down 0.6% against a Dow Jones consensus of +0.1%, the first monthly decline in nine months
Consumer sentiment: preliminary August University of Michigan reading of 51.0, down from 55.2 in July
Volatility: the VIX finished near 14.2, an unremarkable August register
Volume: 16.1 billion shares changed hands Thursday, under the 20-session average of 17.5 billion

 ·   Two Stories That Moved the Tape   · 

The Week's Defining Headlines

STORY 01  Macro  ·  Inflation & Rates

Inflation Cooled Twice in Two Days, and the September Hike Kept Getting Smaller

The key takeaway, Wednesday's consumer price report landed on consensus and marked a second straight month of slowing. Thursday's wholesale reading came in flat when economists had modeled an increase. By the closing bell, traders had cut the odds of a September rate hike by roughly a third from where they stood a week earlier, and the S&P had a record.

Shelter did most of the work in July, accounting for roughly two-thirds of the monthly increase in the headline index, and the energy component fell outright for the month as pump prices eased. Grocery prices ticked lower. None of that makes the annual rate comfortable, since it still runs more than a point above where the Federal Reserve wants it, but the direction has held across two consecutive reports and the composition looked better than the headline implied. Thursday's producer price index then came in unchanged, undershooting the increase the Street had modeled, and the pair of prints together carried more weight than either one alone.

The rates market moved on the second one. Futures had spent the summer treating a September increase as a live question, and by Thursday afternoon that probability had fallen by about a third in the space of a week. The long end told a more complicated story: the Treasury's ten-year auction this week cleared at the highest yield since the financial crisis, a reminder that investors still want compensation to fund the deficit whatever the next meeting produces. The committee does not gather again until September 16, which leaves an August jobs report and one more consumer price reading standing between the market and the decision. Ian Lyngen at BMO Capital Markets read the release as leaving the door to a pause open without closing the question.

DATA THAT DROVE THE STORY

July CPI: +0.1% on the month and +3.4% year over year, down from 3.5% in June and in line with the Dow Jones consensus
Core CPI: +0.2% on the month and +2.5% year over year, down from 2.6%
Shelter: +0.1% on the month, roughly two-thirds of the headline increase
Energy index: down 1.5% for the month, still up 14.7% over twelve months
July PPI: unchanged on the month against a Dow Jones consensus of +0.2%, following a 0.1% decline in June
September hike odds: roughly 34% by week's end, down from about 55% a week earlier, per CME FedWatch

Source: CNBC: CPI inflation report, July 2026 →

 

STORY 02  Commodities  ·  Geopolitics

Washington Said the Blockade Could Run Indefinitely, and Crude Took It Seriously

The key takeaway, The U.S. said Thursday it could hold its naval blockade of Iranian ports with no end date, and warned of financial measures on top of it. Crude climbed into the weekend and energy finished as the best sector in the S&P 500, in a week whose headline was falling inflation.

Ceasefire talks between Washington and Tehran stalled this week, and both capitals spent it hardening. Defense Secretary Pete Hegseth told reporters that U.S. forces could keep the blockade of Iranian ports in place indefinitely. Treasury Secretary Scott Bessent, in a television interview, previewed measures aimed at Iran's economic isolation. Thursday evening, two vessels belonging to Abu Dhabi National Oil Company were attacked while transiting the Strait of Hormuz, which the UAE government condemned as an Iranian attack. Traders read the combination as a longer war rather than a nearer settlement, and priced the barrel accordingly.

What makes the move worth noticing is the backdrop it happened against. The International Energy Agency cut its 2026 global supply outlook to the lowest level it has published this year, OPEC trimmed its demand growth forecast for a fourth consecutive time, and U.S. crude inventories posted their largest weekly build in more than three and a half years. Storage held up better than feared, demand looked softer, and crude rose anyway, which is what a supply-risk premium looks like when it reasserts itself. Whether that filters into consumer prices is the open question investors carry into the fall: energy has been the swing factor in the inflation data all year, and the July report the market cheered captured a month when pump prices were falling. Past pass-throughs have arrived with a lag and have not been uniform across categories.

DATA THAT DROVE THE STORY

Crude: WTI traded near $82 a barrel Friday and Brent near $88, both up roughly 4.5% on the week
Sector leadership: energy tracked a weekly gain of roughly 7%, the best group in the index
IEA supply outlook: cut by a further 600,000 barrels per day, to a 4.3 million bpd decline for 2026, its deepest of the year
OPEC demand outlook: 2026 growth trimmed to 580,000 bpd, a fourth consecutive downward revision
U.S. inventories: largest weekly crude build in more than three and a half years
Hormuz transit: averaged 4.9 million bpd in the second quarter against 21.6 million bpd in the fourth quarter of 2025, per the EIA

Source: CNBC: Oil steadies after U.S. threatens to blockade Iran indefinitely →

 

 ·   Other Things Worth Knowing   · 

Around the Water Cooler

Six stories from this week worth your morning coffee.

EARNINGS · NETWORKING

Cisco beat, guided higher, and the stock fell 8% anyway

Record revenue and $9.3 billion of hyperscaler AI orders for the year. Piper Sandler still called the guide conservative.

INDEXING · MARKETS

Reddit joins the S&P 500 before Tuesday's open

It replaces AvalonBay, which Equity Residential is absorbing. Only the second pure-play social platform in the index.

TEXAS · POWER

The data center freeze on the Texas grid is still in force

ERCOT paused its first batch of large-load reviews after the governor ordered an audit, and asks the PUCT for an exception on August 20.

 

SEMIS · AI CAPEX

Applied Materials posted a record quarter and got sold

Revenue of $9.12 billion, an earnings beat, guidance above consensus, and shares lower after hours. The bar has moved.

STRATEGY · TARGETS

JPMorgan lifts its S&P 500 target to 8,000

The second increase in two months, on earnings strength and evidence that AI spending is converting into customer demand.

EARNINGS SEASON · BREADTH

Second-quarter profit growth is the fastest in five years

S&P 500 earnings are tracking above 50% growth with nearly 90% of companies beating, per FactSet. Broadening, at last.

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Last Week on Wall Street

Last Week on Wall Street is Waterloo Capital's weekly market recap, published every Monday morning to keep advisors and clients informed on the most significant developments from the prior trading week. Each edition synthesizes equity market performance, fixed income moves, macroeconomic data releases, and notable corporate earnings into a concise, actionable read — cutting through the noise so our readers can focus on what actually matters for long-term wealth management.

Our research team tracks the S&P 500, Dow Jones Industrial Average, NASDAQ Composite, and 10-year Treasury yield as primary benchmarks, while also covering sector rotations, commodity swings, and policy shifts from the Federal Reserve and Washington. When major cross-asset moves occur — such as the historic gold selloff covered in this edition — we dig into the mechanics and the likely ripple effects on diversified portfolios, helping clients contextualize volatility without reacting impulsively.

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