Market Data Brief - 2026-08-11

This brief summarizes the latest records available in Vox’s local investdatar caches. Dates shown in source details are data dates, not publication promises.

Source cutoff: 2026-08-11 UTC. Yahoo daily bars through 2026-08-11 UTC are treated as provisional and excluded from close-based summaries.

RSS Updates

RSS publication window: after 2026-08-10 through 2026-08-11 UTC.

The CFTC’s August 11 action represents an unusual use of emergency authority centered on the continuity and regulatory status of a federally regulated prediction-market exchange. According to the Commission, KalshiEX notified it of a market emergency after the New York attorney general filed a state-court complaint seeking a temporary restraining order that would prohibit the exchange from offering event contracts nationwide and seeking more than $36 billion in damages. The CFTC responded by ordering the exchange to continue operating in accordance with the Commodity Exchange Act’s Core Principles.

The central issue in the release is jurisdiction rather than a conventional market disruption such as a trading-system failure or liquidity shock. The Commission framed the state action as potentially threatening the uniform national operation of derivatives markets. It emphasized its statutory responsibilities for market resilience, orderly trading, price discovery, and a national derivatives framework. Chairman Michael S. Selig argued that federally regulated derivatives exchanges should not be subject to a patchwork of state gaming laws, but that assertion reflects the Commission’s stated legal and policy position rather than a final judicial determination.

The release also places the New York dispute in a broader pattern. The CFTC said states had pursued enforcement actions involving CFTC-regulated designated contract markets and noted that the Commission had itself filed litigation against several states and submitted appellate amicus briefs. The immediate significance is therefore institutional: the emergency order seeks to preserve exchange operation while disputes over federal derivatives jurisdiction and state authority proceed through the courts. The release does not establish the ultimate legality of the contested event contracts, resolve the underlying New York claims, or provide evidence of broader financial-market instability.

Update details:

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• no items published after 2026-08-10 through 2026-08-11

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• no items published after 2026-08-10 through 2026-08-11

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• no items published after 2026-08-10 through 2026-08-11

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• 2026-08-11 20:40:28 | CFTC Exercises Emergency Authority to Ensure Market Stability https://www.cftc.gov/PressRoom/PressReleases/9281-26

FRED Shock Summary

The August 11 observations show a largely stable overnight policy-rate complex alongside modestly lower Treasury yields and slightly wider corporate credit spreads. SOFR increased 1 basis point to 3.64%, while EFFR and OBFR were unchanged at 3.63% and IORB remained 3.65%. The close clustering of these overnight rates, with only a small daily move in SOFR, indicates little change in the supplied snapshot of short-term funding conditions. Nothing in these observations alone points to a material shift in the policy-rate framework from the previous day.

Treasury yields declined across the nominal curve, with the 2-year falling 3 basis points to 4.22%, the 10-year falling 2 basis points to 4.70%, and the 30-year falling 1 basis point to 5.24%. Because the decline was larger at the short end than at the long end, the reported 10-year-minus-2-year spread widened from 0.47 to 0.48 percentage point. The curve therefore became marginally steeper while remaining positively sloped between those maturities. The 10-year inflation-indexed yield was unchanged at 2.43%, so the nominal 10-year decline occurred without a corresponding daily move in the supplied 10-year real-yield series.

Credit spreads moved modestly wider. The broad investment-grade OAS increased from 0.78% to 0.79%, BBB from 0.97% to 0.98%, high yield from 2.70% to 2.72%, and BB from 1.59% to 1.60%. The largest change was in CCC-and-lower spreads, which rose 9 basis points from 10.14% to 10.23%. This produces a differentiated picture in which lower-quality credit experienced the more pronounced widening. Moody’s seasoned Baa yield was unchanged at 6.34%, indicating that the supplied spread and yield measures did not move uniformly. Taken together, the deterministic observations depict slightly lower government yields, stable overnight benchmarks, and a mild broadening of credit risk premiums, most visible at the weakest-rated end of high yield.

Update details:

• Secured Overnight Financing Rate [SOFR, unit=Percent]: latest 3.64 on 2026-08-11; previous 3.63 on 2026-08-10.
• Effective Federal Funds Rate [EFFR, unit=Percent]: latest 3.63 on 2026-08-11; previous 3.63 on 2026-08-10.
• Overnight Bank Funding Rate [OBFR, unit=Percent]: latest 3.63 on 2026-08-11; previous 3.63 on 2026-08-10.
• Interest Rate on Reserve Balances (IORB Rate) [IORB, unit=Percent]: latest 3.65 on 2026-08-11; previous 3.65 on 2026-08-10.
• Market Yield on U.S. Treasury Securities at 2-Year Constant Maturity, Quoted on an Investment Basis [DGS2, unit=Percent]: latest 4.22 on 2026-08-11; previous 4.25 on 2026-08-10.
• Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis [DGS10, unit=Percent]: latest 4.70 on 2026-08-11; previous 4.72 on 2026-08-10.
• Market Yield on U.S. Treasury Securities at 30-Year Constant Maturity, Quoted on an Investment Basis [DGS30, unit=Percent]: latest 5.24 on 2026-08-11; previous 5.25 on 2026-08-10.
• Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed [DFII10, unit=Percent]: latest 2.43 on 2026-08-11; previous 2.43 on 2026-08-10.
• 10-Year Treasury Constant Maturity Minus 2-Year Treasury Constant Maturity [T10Y2Y, unit=Percent]: latest 0.48 on 2026-08-11; previous 0.47 on 2026-08-10.
• ICE BofA US Corporate Index Option-Adjusted Spread [BAMLC0A0CM, unit=Percent]: latest 0.79 on 2026-08-11; previous 0.78 on 2026-08-10.
• ICE BofA US High Yield Index Option-Adjusted Spread [BAMLH0A0HYM2, unit=Percent]: latest 2.72 on 2026-08-11; previous 2.70 on 2026-08-10.
• ICE BofA BBB US Corporate Index Option-Adjusted Spread [BAMLC0A4CBBB, unit=Percent]: latest 0.98 on 2026-08-11; previous 0.97 on 2026-08-10.
• ICE BofA BB US High Yield Index Option-Adjusted Spread [BAMLH0A1HYBB, unit=Percent]: latest 1.60 on 2026-08-11; previous 1.59 on 2026-08-10.
• ICE BofA CCC & Lower US High Yield Index Option-Adjusted Spread [BAMLH0A3HYC, unit=Percent]: latest 10.23 on 2026-08-11; previous 10.14 on 2026-08-10.
• Moody’s Seasoned Baa Corporate Bond Yield [DBAA, unit=Percent]: latest 6.34 on 2026-08-11; previous 6.34 on 2026-08-10.

Yahoo Shock Summary

The August 11 cross-asset snapshot is mixed rather than consistent with a single broad risk-on or risk-off move. Major individual equities diverged sharply: ASML gained 3.80% and AMD rose 1.01%, while Amazon fell 2.09%, Broadcom declined 1.50%, and Apple lost 1.09%. BMNR and Coinbase were essentially unchanged, down 0.06% and 0.07%, respectively. The CSI 300 fell 0.81%, adding another negative equity-market observation but not establishing a uniform global equity direction because the supplied U.S.-listed technology names were split.

Fixed-income and commodity observations moved differently. AGG rose 0.08%, a small positive move in the broad U.S. aggregate-bond ETF. Energy prices increased more noticeably: Brent futures rose 1.36% to 88.91 and WTI rose 1.30% to 83.20. The broader DBC commodity ETF advanced only 0.13%, so the supplied data show stronger movement in crude oil than in the broad commodity proxy. These figures identify relative price changes but do not, by themselves, establish the cause of the energy move.

Currency measures were exceptionally stable in the supplied snapshot. The U.S. Dollar Index rose just 0.01%, while USD/CNH also changed by approximately 0.01%, leaving the offshore renminbi exchange rate effectively flat at the displayed precision. Bitcoin declined 0.56% to 63,551.88, while Coinbase was nearly unchanged, so the two crypto-related observations did not move one-for-one.

Overall, dispersion is the dominant feature of the data. Oil strengthened, broad bonds edged higher, Bitcoin and the CSI 300 declined, currencies barely moved, and large technology stocks showed substantial company-level divergence. Within the supplied universe, the strongest positive move was ASML and the largest decline was Amazon. The combination argues for describing August 11 as a cross-asset session with pronounced relative moves rather than inferring a common macro driver from these observations alone.

Update details:

• 000300.SS [CSI 300 Index.]: latest completed close 4663.79 on 2026-08-11; previous close 4702.02 on 2026-08-10 (delta -38.23, -0.81%).
• AAPL: latest completed close 304.91 on 2026-08-11; previous close 308.26 on 2026-08-10 (delta -3.35, -1.09%).
• AGG [iShares Core U.S. Aggregate Bond ETF.]: latest completed close 97.32 on 2026-08-11; previous close 97.24 on 2026-08-10 (delta 0.08, 0.08%).
• AMD: latest completed close 474.32 on 2026-08-11; previous close 469.56 on 2026-08-10 (delta 4.76, 1.01%).
• AMZN: latest completed close 272.27 on 2026-08-11; previous close 278.09 on 2026-08-10 (delta -5.82, -2.09%).
• ASML: latest completed close 1799.38 on 2026-08-11; previous close 1733.48 on 2026-08-10 (delta 65.90, 3.80%).
• AVGO: latest completed close 416.08 on 2026-08-11; previous close 422.40 on 2026-08-10 (delta -6.32, -1.50%).
• BMNR: latest completed close 18.09 on 2026-08-11; previous close 18.10 on 2026-08-10 (delta -0.01, -0.06%).
• BTC-USD [Bitcoin quoted in U.S. dollars.]: latest completed close 63551.88 on 2026-08-11; previous close 63910.59 on 2026-08-10 (delta -358.71, -0.56%).
• BZ=F [Brent crude oil futures contract.]: latest completed close 88.91 on 2026-08-11; previous close 87.72 on 2026-08-10 (delta 1.19, 1.36%).
• CL=F [WTI crude oil futures contract.]: latest completed close 83.20 on 2026-08-11; previous close 82.13 on 2026-08-10 (delta 1.07, 1.30%).
• CNH=X [USD/CNH exchange rate on Yahoo Finance (offshore renminbi).]: latest completed close 6.75 on 2026-08-11; previous close 6.75 on 2026-08-10 (delta 0.00, 0.01%).
• COIN: latest completed close 148.58 on 2026-08-11; previous close 148.68 on 2026-08-10 (delta -0.10, -0.07%).
• DBC [Invesco DB Commodity Index Tracking Fund.]: latest completed close 29.97 on 2026-08-11; previous close 29.93 on 2026-08-10 (delta 0.04, 0.13%).
• DX-Y.NYB [U.S. Dollar Index (DXY), a basket-based measure of USD strength against major foreign currencies.]: latest completed close 99.82 on 2026-08-11; previous close 99.81 on 2026-08-10 (delta 0.01, 0.01%).