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South Africa Government Bond 10Y vs United States Government Bond 10Y: why the prices moved differently

Weekly · monthly · quarterly news summaries, side by side in time

South Africa Government Bond 10Y (ZA-10Y.GB)

United States Government Bond 10Y (US-10Y.GB)

Latest
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10-year yield hits 5.34% on war-driven oil, then eases on soft PCE and weak jobs

  • Trump rejects Iran peace plan; oil and yields spike Trump refused Iran's truce offer and did not rule out new strikes, pushing oil up about 3% and the 10-year yield to 5.27%, highest since 2007. War-driven energy costs keep inflation high, so investors demand more yield to hold long-term bonds.

    This is the main new force pushing yields to multi-year highs this period.

  • Global bond selloff and record quarterly yield jump The 10-year yield reached 5.34%, the highest since 2002, and rose 87.1 basis points in the quarter, the biggest since 1994. Heavy government borrowing and expectations central banks stay tight push yields up worldwide, dragging the US 10-year higher.

    Shows the scale and global nature of the selloff driving US yields.

  • Soft PCE inflation cuts October rate-hike odds August PCE inflation came in below forecasts (3.4% headline, 3.0% core), and markets cut the chance of an October Fed hike to about 37% from 51%. Lower expected rates make existing bonds more attractive, pulling the 10-year yield down to 5.217%.

    This is the first real counterweight this period, easing upward yield pressure.

  • Weak September jobs data boosts Fed-hold bets Nonfarm payrolls rose only 29,000 versus 89,000 expected, and unemployment rose to 4.2%. Markets now price an 84% chance the Fed holds rates in October, up from 36% a week earlier, pulling the 10-year yield down to 5.180%.

    This is the latest and strongest new force pulling yields lower at period end.

Q3 2026
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10-Year Treasury Yield Hits 24-Year High on Inflation, Fed Hike, Oil

  • Inflation and Fed Rate Hike Inflation near 3.3% and the first Fed rate hike in three years under hawkish Chair Warsh pushed the 10-year Treasury yield to a 24-year high of 5.34%. Higher rates make existing bonds less valuable, so prices fell.

    This is the main new driver of the yield surge and bond price decline.

  • Oil Spike and Record Global Bond Selling Oil above $100 due to the US-Iran conflict and record global bond selling driven by $40 trillion in US debt added upward pressure on yields. Investors demanded higher returns to hold bonds, pushing prices down.

    These are new external pressures that contributed to the yield rise.

  • Weak Economic Data and Fed Dissent Weak July payrolls (-23,000), soft retail sales, consumer confidence and PCE data, falling oil on ceasefire hopes, and Fed dissent from Waller pulled yields down, supporting bond prices. Political pressure for rate cuts also helped.

    These are new counterweights that limited the yield rise and supported prices.

  • Treasury Buybacks Doubled Treasury buybacks doubled to $4 billion per operation, supporting bond prices. However, Fed balance-sheet tensions and reduced communication added uncertainty, keeping yields elevated.

    This is a new policy action that directly supported bond prices.

September 2026
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10-Year Treasury Yield Hits 24-Year High on Fed Hike, Oil Spike

  • Fed rate hike and hawkish stance The Fed raised interest rates for the first time in three years, and Chair Warsh signaled more tightening ahead. This pushed the 10-year Treasury yield up sharply as investors expected higher rates for longer.

    This is the primary new driver of the yield surge in September.

  • Oil above $100 on US-Iran conflict Oil prices jumped above $100 per barrel due to the US-Iran conflict, raising inflation fears. Higher expected inflation erodes the value of bond payments, so investors demanded higher yields, pushing the 10-year yield up.

    This is a new geopolitical shock that added upward pressure on yields.

  • Hot inflation and record global bond selloff Inflation data came in hotter than expected, and a record global bond selloff intensified as investors worried about $40 trillion in US debt. These forces drove the 10-year yield to a 24-year high of 5.34%.

    This explains the extreme yield level and global market dynamics.

  • Counterweights: soft data and Fed dissent Soft PCE and weak payrolls cut October hike odds to 16%, while Fed's Waller urged caution and political pressure for cuts grew. These factors pulled yields down from their peak, ending September near 5.18%.

    This shows the real counterweight that prevented yields from staying at the high.

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Hot economy, hawkish Fed and oil push 10-year yield to 19-year high

  • Strong September PMI and hawkish Fed officials lift rate-hike odds US business activity hit a 5-year high in September, and Fed officials Barr, Goolsbee, Paulson and Williams all backed further rate hikes. Markets now price about a 70% chance of an October hike. Higher expected rates make existing bonds less attractive, pushing the 10-year yield above 5% to a 19-year high.

    This is the main new force this period: strong data plus hawkish Fed talk sharply raised rate-hike expectations, directly lifting the 10-year yield.

  • Oil stays above $100 as Iran war drags on, feeding inflation The US-Iran conflict entered its seventh month with no exit, keeping Brent crude near $106 and gasoline near $5 a gallon. JPMorgan gave up forecasting oil prices. High energy costs keep inflation high, so investors demand more yield to hold long-term bonds, pushing the 10-year yield up.

    The ongoing oil shock is a key new driver keeping inflation and yields elevated, and it shows no sign of easing.

  • Global bond selloff sends long-term yields to multi-decade highs The 30-year Treasury yield hit 5.48%, a 22-year high, and Japan's 10-year yield reached 3.115%, a 30-year high. Heavy government borrowing and expectations that central banks stay tight are pushing yields up worldwide, dragging the US 10-year yield to 5.22%.

    This shows the move is global, not just US, and reinforces upward pressure on the 10-year yield.

  • US-China trade truce extended, but diesel export ban plan adds uncertainty The US and China extended their trade truce to January 2027, which could ease inflation pressure and pull yields down. But the White House is considering a 90-day diesel export ban to lower fuel prices before midterms, a wildcard that could either calm or worsen energy markets.

    This is a genuine counterweight: the truce reduces one inflation risk, but the diesel ban plan adds uncertainty that could keep yields volatile.

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Fed's first hike in 3 years pushes 10-year Treasury yield above 5%

  • Fed hikes rates and signals more to come The Fed raised its key rate by a quarter point to 3.75%-4.00%, its first hike in three years, and most officials expect at least one more this year. Higher expected rates make existing bonds less attractive, pushing the 10-year yield up.

    This is the central new event of the period and the main force lifting the 10-year yield.

  • Oil above $100 on Middle East supply fears Attacks on Saudi oil facilities and shipping pushed Brent above $107 and US crude above $105. Higher energy costs feed inflation worries, so investors demand more yield to hold long-term bonds, pushing the 10-year yield up.

    Oil-driven inflation fears are a key new force keeping upward pressure on yields.

  • 10-year yield tops 5%, highest since 2007 The 10-year Treasury yield crossed 5% for the first time since 2007, as markets priced in a near-certain Fed hike. Rising global debt worries and heavy government borrowing add to the upward pressure on long-term yields.

    This is the headline market outcome of the period and shows the scale of the move.

  • Some warn rate hikes won't fix supply-driven inflation Economists like Mark Zandi and TISCO note that energy and tariff shocks are supply problems rate hikes can't solve, and the Fed may be 'painted into a corner.' That doubt can cap how high yields go, even as the hike itself pushes them up.

    This is the real counterweight: it explains why the yield rise may be limited or reversed if the hikes are seen as ineffective.

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Oil shock and hot inflation data push 10-year Treasury yield toward 5%

  • Oil spike above $100 on US-Iran conflict fuels inflation fears Renewed US-Iran fighting and attacks on Saudi oil facilities pushed Brent crude above $105, its highest in months. Higher energy costs feed inflation, making investors demand more yield to hold long-term bonds, pushing the 10-year yield up to near 5%.

    This is the main new force this period driving yields higher through inflation expectations.

  • Hot PPI and CPI data lift September rate-hike odds to about 70% Producer prices came in firmer than expected and August CPI showed core prices rising 0.3% month-on-month, above forecasts. Markets now see a roughly 70% chance the Fed hikes rates on September 16, and higher expected rates make existing bonds less attractive, pushing the 10-year yield up.

    This is the key new data point that shifted rate expectations and directly moved yields.

  • Treasury buybacks fail to cap yields as debt tops $40 trillion The Treasury bought back only $5.19 billion of bonds versus the $6 billion planned, and received just $10 billion of offers versus the usual $20 billion. Weak demand signals investors want higher yields, and with US debt past $40 trillion and $8.4 trillion needing refinancing, heavy borrowing keeps upward pressure on the 10-year yield.

    This shows the counterweight (buybacks) is failing, which is new and important for the big picture.

  • Political pressure for rate cuts clashes with Fed independence concerns Vice President Vance and President Trump pushed for rate cuts, with Trump threatening to halt trade if the Fed doesn't comply. This political interference raises doubts about the Fed's independence, which can push yields up as investors demand extra compensation for uncertainty, even as the calls for cuts pull in the opposite direction.

    This is a new political development that adds uncertainty and affects the yield through Fed credibility concerns.

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Warsh's hawkish Fed and oil spike push 10-year yield to 2023 high

  • Warsh's Jackson Hole speech fuels September rate-hike bets Fed Chair Warsh's first Jackson Hole speech was seen as hawkish, saying the Fed has 'work to do' if inflation doesn't fall. Markets now price a 60-66% chance of a September rate hike, up from about 35%. Higher expected rates make existing bonds less attractive, pushing the 10-year yield up.

    This is the main new force this period, directly driving rate-hike expectations and yields.

  • US-Iran conflict lifts oil, adding to inflation worries Renewed US-Iran fighting pushed oil above $90 a barrel, with Brent near $95. Higher energy costs feed inflation fears, making investors demand more yield to hold long-term bonds. The 10-year yield rose above 4.75%, its highest since late 2023.

    Oil-driven inflation fears are a key new driver pushing yields higher this period.

  • Global bond selloff sends yields to multi-year highs Government bond yields jumped worldwide, with Japan's 10-year hitting 3% for the first time since 1996 and Germany's at a 15-year high. Heavy government borrowing and expectations that central banks stay tight for longer pushed the US 10-year yield to 4.81%, a near three-year high.

    This shows the global scale of the selloff and reinforces upward pressure on US yields.

  • Waller hints Fed may hold, and strong jobs data keeps hike debate alive Fed Governor Waller said the Fed could 'wait one meeting' and give disinflation a chance, briefly pulling the 10-year yield down to about 4.75% and cutting hike odds to 50%. But strong August jobs data (162,000 vs 55,000 expected) quickly pushed hike odds back to 60%, keeping yields elevated.

    This is the main counterweight: a possible Fed hold that briefly lowered yields, though strong data limited the relief.

August 2026
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Inflation, Fed hawkishness, and debt worries pushed 10-year Treasury yields higher in August

  • Inflation and Fed hawkishness Inflation stayed near 3.3%, and Fed Chair Warsh signaled a tough stance on prices, raising the chance of a September interest-rate hike. That pushed long-term bond yields up.

    This is a key new driver of higher yields in August.

  • Fiscal worries and heavy borrowing US government debt passed $40 trillion, with heavy borrowing and a global savings squeeze. Investors demanded higher yields to hold long-term bonds, adding upward pressure on rates.

    This new fiscal development pushed yields higher.

  • Weak economic data and lower oil July jobs fell by 23,000, retail sales and consumer confidence were soft, and oil prices dropped on US-Iran ceasefire hopes. These factors pulled yields down by suggesting slower growth and less inflation.

    This new data provided downward pressure on yields.

  • Treasury buybacks and Fed uncertainty Treasury doubled buybacks to $4 billion per operation, supporting bond prices, but tension with the Fed over balance-sheet shrinkage and reduced Fed communication raised uncertainty. Investors demanded extra yield, keeping rates elevated.

    This new mixed factor influenced yields in both directions.

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Treasury buybacks vs. Warsh's rate-hike signal: yields end higher

  • Treasury doubles long-bond buybacks to push yields down The Treasury expanded purchases of 10- to 30-year government bonds from $2 billion to $4 billion per operation, starting September 9, and may use its $950 billion cash account. Buying bonds lifts their price and lowers the 10-year yield, though the effect faded as investors doubted it fixes the debt load.

    This is the main new force pulling the 10-year yield down this period.

  • Warsh's Jackson Hole speech lifts September rate-hike odds Fed Chair Warsh said the Fed has 'work to do' if inflation doesn't clearly fall to 2%, and financial conditions aren't restrictive. Traders raised the chance of a September hike to about 55-60% from 35%. Higher expected rates make existing bonds less attractive, pushing the 10-year yield above 4.7%.

    This is the biggest new upward force on the 10-year yield this period.

  • Global savings squeeze and debt worries keep long-term yields high Heavy government borrowing, trade disruptions, aging costs and AI investment are all competing for the same lending money, a shift from a savings glut to a savings squeeze. With US debt past $40 trillion and deficits large, investors demand more yield to lend long-term, keeping the 10-year yield elevated.

    This explains the persistent upward pressure that buybacks alone cannot offset.

  • Treasury-Fed clash leaves bond investors uncertain The Treasury's buybacks work against the Fed's inflation fight, and Warsh gave little guidance on future policy. Investors demand extra yield for that uncertainty, which pushes long-term yields up, while the buybacks themselves pull yields down. The two forces leave the 10-year yield volatile around 4.65-4.72%.

    It shows the real counterweight that keeps the net direction from being one-sided.

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Treasury buybacks clash with inflation and debt fears, yields stay high

  • Inflation stubborn, Fed minutes signal possible hikes Core inflation stuck near 3.3% and Fed minutes showed many officials ready to raise rates if it doesn't fall. Higher rates make existing bonds less attractive, pushing the 10-year yield up.

    This is the main force keeping upward pressure on yields.

  • US debt tops $40 trillion, fiscal worries grow US government debt passed $40 trillion for the first time, with a $1.8 trillion deficit this year. Heavy borrowing and rising interest costs push yields up as investors demand more to lend.

    Fiscal deterioration is a key new driver of higher yields.

  • Treasury doubles bond buybacks to cap yields The Treasury unexpectedly doubled its buybacks of long-term bonds to $4 billion per operation, aiming to support demand and lower yields. The 10-year yield fell to about 4.65% before rebounding.

    This is the main counterweight pushing yields down.

  • Treasury-Fed tension raises uncertainty Treasury's intervention conflicts with Fed Chair Warsh's plan to shrink the Fed's balance sheet, raising questions about Fed independence. Investors demand extra yield for the uncertainty, keeping upward pressure on long-term rates.

    This policy clash adds a new layer of uncertainty affecting yields.

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Weak jobs and retail data cut rate-hike odds, pulling 10-year yields down

  • Weak July jobs report slashes September rate-hike odds US employers cut 23,000 jobs in July, far below the expected gain, and prior months were revised lower. Investors now see only about a 30-44% chance of a September Fed rate hike, down from 67%. Lower hike odds make existing bonds more attractive, pulling the 10-year yield down.

    This is the main new force this period: a weak labor market directly reduces the chance of higher rates, which lowers the 10-year yield.

  • Weak retail sales and consumer confidence reinforce rate-hike retreat July retail sales fell 0.6%, the first drop in nine months, and consumer confidence weakened. Traders now assign a 71% chance the Fed holds rates steady in September. Fading growth worries reduce the need for higher rates, pushing the 10-year yield down.

    This is a new development that further reduces rate-hike expectations, adding downward pressure on yields.

  • Rising oil and Iran tensions stoke inflation fears, lifting yields Oil rose for a fourth day as the US prepared new sanctions and a blockade against Iran, reducing hopes of reopening the Strait of Hormuz. Higher energy costs feed inflation worries, pushing the 10-year yield up to around 4.68%.

    This is a new geopolitical development that adds upward pressure on yields by raising inflation concerns.

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Fed rate-hike fears push yields up, then weak jobs data pulls them back

  • Fed signals possible rate hikes as inflation stays high Fed Chair Warsh said he has 'no tolerance' for inflation and is ready to raise rates in September if inflation accelerates. Three officials already voted to hike. Higher rates make existing bonds less attractive, pushing the 10-year yield up.

    This is the main new force driving yields higher this period.

  • Warsh cuts communication, markets demand higher compensation Warsh gave no rate guidance and may reduce the number of yearly Fed meetings. Investors call this a credibility problem and are selling long-dated bonds, demanding extra yield for the added uncertainty. The 30-year yield hit its highest since 2007.

    It explains why long-term yields rose even without an actual rate hike.

  • US-Iran ceasefire hopes cut oil prices and bond yields Trump canceled planned strikes on Iran and talks to reopen the Strait of Hormuz progressed, sending oil down sharply. Lower energy costs ease inflation fears, so the 10-year yield fell to about 4.67% as investors bought bonds.

    It is the main new force pulling yields down this period.

  • Weak jobs report slashes odds of a September rate hike The US economy lost 23,000 jobs in July, far below the expected gain. Investors now see about a 60% chance the Fed holds rates steady in September, up from 33% a week earlier. The 10-year yield fell to 4.61%.

    It is the latest and most direct new data point pulling yields down.

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