Market Data Brief - 2026-08-04

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: 2026-08-04 UTC. Historical reconstruction uses finalized local observations on or before 2026-08-04 UTC; it is not a point-in-time data vintage.

RSS Updates

RSS publication window: after 2026-08-03 through 2026-08-04 UTC.

The August 4 RSS set combines a strong real-time growth signal with three Federal Reserve approvals involving bank ownership or consolidation. The Atlanta Fed GDPNow item reported a latest third-quarter GDP growth estimate of 5.9 percent. Because the item is a model estimate rather than an observed GDP release, the appropriate reading is that incoming information incorporated by GDPNow was consistent with a comparatively rapid estimated pace of third-quarter activity at that point in the quarter. The headline alone does not establish which expenditure components produced the estimate, whether the pace would persist, or how close the eventual official GDP estimate would be, so it should not be treated as a realized growth rate or as evidence about subsequent conditions.

Separately, the Federal Reserve Board approved Banco Santander, S.A. and Santander Holdings USA, Inc.’s application to acquire Webster Financial Corporation and thereby indirectly acquire Webster Bank, National Association. The Board also approved FS Bancorp, Inc.’s proposed merger with Pacific West Bancorp and indirect acquisition of Pacific West Bank, and approved Coastal Bend Bancshares, Inc.’s acquisition of First National Bank in Port Lavaca. Taken together, the three releases show several distinct bank-combination transactions receiving regulatory approval on the same date, ranging from a cross-border banking group’s acquisition of a U.S. banking organization to smaller regional transactions.

These banking orders and the GDPNow update should be kept analytically separate. The GDPNow item concerns a contemporaneous estimate of aggregate economic growth, whereas the Board orders are transaction-specific regulatory decisions. The releases provide no basis for claiming that the approvals reflected the GDPNow reading, a change in monetary policy, or a broader shift in supervisory standards. The defensible connected interpretation is therefore that August 4 delivered a strong model-based macro growth estimate alongside visible bank-sector consolidation activity that had cleared Federal Reserve review, without evidence in the supplied items establishing a causal connection between the two.

Update details:

atlfed_gdpnow

• 2026-08-04 14:57:00 | Latest Third-Quarter GDP Growth Estimate 5.9 Percent https://www.atlantafed.org/research-and-data/data/gdpnow?item=e5c90a756cc843e2a6c2f257cb4e65f5

sec_press_releases

• no items published after 2026-08-03 through 2026-08-04

fed_press_all

• 2026-08-04 20:30:00 | Federal Reserve Board announces approval of the application by Banco Santander, S.A. and Santander Holdings USA, Inc. https://www.federalreserve.gov/newsevents/pressreleases/orders20260804a.htm
• 2026-08-04 20:30:00 | Federal Reserve Board announces approval of the application by FS Bancorp, Inc. https://www.federalreserve.gov/newsevents/pressreleases/orders20260804b.htm
• 2026-08-04 20:30:00 | Federal Reserve Board announces approval of the application by Coastal Bend Bancshares, Inc. https://www.federalreserve.gov/newsevents/pressreleases/orders20260804c.htm

cftc_press_releases

• no items published after 2026-08-03 through 2026-08-04

FRED Shock Summary

The August 4 FRED observations show essentially unchanged overnight policy and bank-funding rates alongside a broad decline in Treasury yields and modestly firmer lower-quality credit spreads. SOFR rose 1 basis point to 3.66 percent, while EFFR and OBFR were unchanged at 3.63 percent and IORB remained 3.65 percent. Thus, the core overnight-rate complex was highly stable: EFFR and OBFR remained 2 basis points below IORB, while SOFR ended 1 basis point above IORB. The one-basis-point SOFR move is small relative to the stability of the other supplied overnight rates and, by itself, does not indicate a meaningful change in the policy-rate configuration.

Treasury yields fell across the curve. The 2-year yield declined 5 basis points from 4.25 to 4.20 percent, the 10-year declined 7 basis points from 4.70 to 4.63 percent, and the 30-year declined 5 basis points from 5.23 to 5.18 percent. Because the 10-year yield fell slightly more than the 2-year yield, the 10-year-minus-2-year spread narrowed from 45 to 43 basis points while remaining positive. The 10-year inflation-indexed yield also declined, by 3 basis points from 2.43 to 2.40 percent. The supplied observations therefore describe a one-day rally in both nominal Treasury securities and 10-year inflation-indexed Treasuries, occurring without a corresponding change in EFFR, OBFR, or IORB. The data do not identify the cause of that repricing.

Credit measures were stable to modestly tighter rather than showing broad deterioration. The investment-grade corporate option-adjusted spread remained 78 basis points and the BBB spread remained 97 basis points. The broad high-yield spread narrowed 5 basis points to 273 basis points. Within high yield, BB tightened 4 basis points to 163 basis points and CCC-and-lower tightened 9 basis points to 1,019 basis points. The substantially wider CCC-and-lower spread continued to distinguish the weakest credit tier from BB and investment-grade borrowers, even though its spread narrowed on the day. Moody’s seasoned Baa corporate yield declined 4 basis points to 6.27 percent.

Viewed strictly as a deterministic snapshot, the notable configuration is lower Treasury and corporate bond yields, flat core investment-grade spreads, and modest tightening in high-yield spreads, while overnight benchmark rates stayed almost completely unchanged. That combination is inconsistent with a simple description of the day as a generalized credit-stress episode: the lower-quality spread measures supplied here moved inward rather than outward. At the same time, one daily observation cannot establish a sustained rates or credit trend, and the figures alone do not support a causal explanation for the simultaneous Treasury rally and spread behavior.

Update details:

• Secured Overnight Financing Rate [SOFR, unit=Percent]: latest 3.66 on 2026-08-04; previous 3.65 on 2026-08-03.
• Effective Federal Funds Rate [EFFR, unit=Percent]: latest 3.63 on 2026-08-04; previous 3.63 on 2026-08-03.
• Overnight Bank Funding Rate [OBFR, unit=Percent]: latest 3.63 on 2026-08-04; previous 3.63 on 2026-08-03.
• Interest Rate on Reserve Balances (IORB Rate) [IORB, unit=Percent]: latest 3.65 on 2026-08-04; previous 3.65 on 2026-08-03.
• Market Yield on U.S. Treasury Securities at 2-Year Constant Maturity, Quoted on an Investment Basis [DGS2, unit=Percent]: latest 4.20 on 2026-08-04; previous 4.25 on 2026-08-03.
• Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis [DGS10, unit=Percent]: latest 4.63 on 2026-08-04; previous 4.70 on 2026-08-03.
• Market Yield on U.S. Treasury Securities at 30-Year Constant Maturity, Quoted on an Investment Basis [DGS30, unit=Percent]: latest 5.18 on 2026-08-04; previous 5.23 on 2026-08-03.
• Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed [DFII10, unit=Percent]: latest 2.40 on 2026-08-04; previous 2.43 on 2026-08-03.
• 10-Year Treasury Constant Maturity Minus 2-Year Treasury Constant Maturity [T10Y2Y, unit=Percent]: latest 0.43 on 2026-08-04; previous 0.45 on 2026-08-03.
• ICE BofA US Corporate Index Option-Adjusted Spread [BAMLC0A0CM, unit=Percent]: latest 0.78 on 2026-08-04; previous 0.78 on 2026-08-03.
• ICE BofA US High Yield Index Option-Adjusted Spread [BAMLH0A0HYM2, unit=Percent]: latest 2.73 on 2026-08-04; previous 2.78 on 2026-08-03.
• ICE BofA BBB US Corporate Index Option-Adjusted Spread [BAMLC0A4CBBB, unit=Percent]: latest 0.97 on 2026-08-04; previous 0.97 on 2026-08-03.
• ICE BofA BB US High Yield Index Option-Adjusted Spread [BAMLH0A1HYBB, unit=Percent]: latest 1.63 on 2026-08-04; previous 1.67 on 2026-08-03.
• ICE BofA CCC & Lower US High Yield Index Option-Adjusted Spread [BAMLH0A3HYC, unit=Percent]: latest 10.19 on 2026-08-04; previous 10.28 on 2026-08-03.
• Moody’s Seasoned Baa Corporate Bond Yield [DBAA, unit=Percent]: latest 6.27 on 2026-08-04; previous 6.31 on 2026-08-03.

Yahoo Shock Summary

The August 4 cross-asset observations show a highly differentiated session rather than a uniform move across risky assets. The clearest positive cluster was technology and semiconductor-related equities. AMD rose 7.00 percent, AVGO 6.61 percent, ASML 4.22 percent, and AAPL 1.96 percent. Amazon moved in the opposite direction, falling 2.32 percent, so even within the large technology names supplied here the advance was not universal. The CSI 300 gained 1.27 percent, providing a separate positive equity-market signal from China.

Digital-asset-linked instruments were also positive. Bitcoin rose 0.94 percent to 64,055.95, while COIN gained 2.89 percent and BMNR gained 3.90 percent. The larger percentage gains in the two equities than in Bitcoin itself are observable in the supplied data, but a single session is insufficient to infer a stable sensitivity relationship. In foreign exchange, USD/CNH declined 0.11 percent to 6.75, corresponding mechanically to a modest strengthening of the offshore renminbi against the dollar, while the DXY measure declined only 0.07 percent. The dollar moves were therefore small compared with the equity and commodity moves.

The dominant negative cross-asset movement was energy. WTI crude fell 5.69 percent and Brent fell 5.26 percent. The Invesco DB Commodity Index Tracking Fund declined 1.97 percent, consistent with broader commodity weakness in the supplied basket but substantially smaller than the declines in the two crude contracts. These observations establish the scale and direction of the price moves but do not identify their cause. No conclusion about supply, demand, inventories, geopolitics, or macroeconomic expectations is supported by these prices alone.

Fixed income moved positively in price terms: AGG gained 0.41 percent. Its rise alongside strong gains in several technology stocks illustrates why the session should not be reduced to a conventional one-factor ‘risk-on’ or ‘risk-off’ label. The supplied instruments instead show simultaneous strength in aggregate bonds, selected equities, the CSI 300, Bitcoin and crypto-linked equities, while crude oil and the broader commodity fund fell and Amazon declined. The most distinctive relative-performance feature is the concentration of very large gains in AMD, AVGO, and ASML against a backdrop of much smaller currency moves and sharp oil losses. These are one-day completed-close comparisons only; they establish cross-sectional performance on August 4 but do not, without additional observations, demonstrate a persistent market trend or explain why the moves occurred.

Update details:

• 000300.SS [CSI 300 Index.]: latest completed close 4600.93 on 2026-08-04; previous close 4543.18 on 2026-08-03 (delta 57.75, 1.27%).
• AAPL: latest completed close 309.38 on 2026-08-04; previous close 303.42 on 2026-08-03 (delta 5.96, 1.96%).
• AGG [iShares Core U.S. Aggregate Bond ETF.]: latest completed close 97.66 on 2026-08-04; previous close 97.26 on 2026-08-03 (delta 0.40, 0.41%).
• AMD: latest completed close 518.58 on 2026-08-04; previous close 484.64 on 2026-08-03 (delta 33.94, 7.00%).
• AMZN: latest completed close 277.42 on 2026-08-04; previous close 284.02 on 2026-08-03 (delta -6.60, -2.32%).
• ASML: latest completed close 1711.89 on 2026-08-04; previous close 1642.52 on 2026-08-03 (delta 69.37, 4.22%).
• AVGO: latest completed close 418.16 on 2026-08-04; previous close 392.23 on 2026-08-03 (delta 25.93, 6.61%).
• BMNR: latest completed close 18.10 on 2026-08-04; previous close 17.42 on 2026-08-03 (delta 0.68, 3.90%).
• BTC-USD [Bitcoin quoted in U.S. dollars.]: latest completed close 64055.95 on 2026-08-04; previous close 63460.90 on 2026-08-03 (delta 595.05, 0.94%).
• BZ=F [Brent crude oil futures contract.]: latest completed close 79.36 on 2026-08-04; previous close 83.77 on 2026-08-03 (delta -4.41, -5.26%).
• CL=F [WTI crude oil futures contract.]: latest completed close 75.77 on 2026-08-04; previous close 80.34 on 2026-08-03 (delta -4.57, -5.69%).
• CNH=X [USD/CNH exchange rate on Yahoo Finance (offshore renminbi).]: latest completed close 6.75 on 2026-08-04; previous close 6.76 on 2026-08-03 (delta -0.01, -0.11%).
• COIN: latest completed close 150.73 on 2026-08-04; previous close 146.50 on 2026-08-03 (delta 4.23, 2.89%).
• DBC [Invesco DB Commodity Index Tracking Fund.]: latest completed close 28.31 on 2026-08-04; previous close 28.88 on 2026-08-03 (delta -0.57, -1.97%).
• DX-Y.NYB [U.S. Dollar Index (DXY), a basket-based measure of USD strength against major foreign currencies.]: latest completed close 99.89 on 2026-08-04; previous close 99.96 on 2026-08-03 (delta -0.07, -0.07%).