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Avatar photoBruno M.

Bruno M. founded ECMSource to make capital markets understandable for everyday investors. Coverage here is built from primary sources — SEC filings, Federal Reserve releases, and company disclosures — with automation handling the research legwork so it stays broad and current. Bruno sets the site's editorial standards; every number published traces back to a named source.

ARM Soars 12% on BofA’s $170B Agentic AI Call

October 27, 2026June 12, 2026 by Bruno M.
ARM Soars 12% on BofA’s $170B Agentic AI Call

ARM jumps 12% to $384 as Bank of America’s $170B agentic AI thesis lifts the chip trio. NVDA, AMD, INTC ride the same wave.

Categories Artificial Intelligence, Technology Tags agentic ai, ai chip rally, Arm Holdings, bank of america upgrade, semiconductor stocks, stock market

Bank Capital Ratios Explained: CET1, Tier 1, Tier 2

September 12, 2026June 12, 2026 by Bruno M.
Bank Capital Ratios Explained: CET1, Tier 1, Tier 2

What CET1, Tier 1, and Tier 2 capital ratios mean, the Basel III minimums, buffers, and why bank capital is back in the headlines.

Categories Market Education Tags bank capital ratios, basel iii, capital markets, cet1 ratio, fed stress test, tier 1 capital

KKR, NVIDIA Launch $10B Helix to Bankroll AI Buildout

October 27, 2026June 12, 2026 by Bruno M.
KKR, NVIDIA Launch $10B Helix to Bankroll AI Buildout

KKR, NVIDIA, Vistra and Kuwait’s sovereign wealth fund seeded Helix Digital Infrastructure with $10B+ in long-duration capital to finance AI infrastructure.

Categories Artificial Intelligence, Market Trend, Technology Tags AI infrastructure, capital markets, helix digital infrastructure, kkr private equity, Nvidia, vistra power

Marvell Joins S&P 500 June 22 — Up 230% YTD on AI Chip Demand

September 12, 2026June 12, 2026 by Bruno M.
Marvell Joins S&P 500 June 22 — Up 230% YTD on AI Chip Demand

Marvell Technology joins the S&P 500 on June 22, 2026, replacing Pool Corp. The AI chip designer is up 230% YTD with a $246B market cap.

Categories Artificial Intelligence, Market Trend, Technology Tags AI chip stocks, index rebalance, marvell technology, semiconductor stocks, stock market

Capital Structure Waterfall: Who Gets Paid First in Default

September 12, 2026June 12, 2026 by Bruno M.
Capital Structure Waterfall: Who Gets Paid First in Default

Senior debt, subordinated bonds, preferred stock, common equity — here is the exact order claims get paid when a company defaults, with the GM 2009 worked example.

Categories Capital Markets, Market Education Tags absolute priority rule, bankruptcy waterfall, capital structure, investing basics, preferred stock vs common stock, senior debt vs subordinated

SpaceX Prices Biggest IPO Ever at $135 — SPCX Debuts Today

October 27, 2026June 12, 2026 by Bruno M.
SpaceX Prices Biggest IPO Ever at $135 — SPCX Debuts Today

SpaceX priced at $135 on June 11 for a $75B raise at a $1.75T valuation — the largest IPO ever, with 30% reserved for retail and Goldman lead-left.

Categories Stock Market Tags capital markets, Elon Musk, largest ipo ever, nasdaq listing, spacex ipo, spcx stock

Adobe Drops 6% on Record Q2 as CFO Exit, AI Fear Eclipse Beat

October 27, 2026June 12, 2026 by Bruno M.
Adobe Drops 6% on Record Q2 as CFO Exit, AI Fear Eclipse Beat

Adobe beat Q2 FY26 estimates, raised FY26 guidance, and disclosed CFO Dan Durn’s departure to Marvell — all in one press release. The stock fell 6%.

Categories Artificial Intelligence, Earnings, Technology Tags adbe stock, adobe earnings, ai software stocks, cfo departure, creative cloud, stock market

Options Greeks Explained: Delta, Gamma, Theta, Vega, Rho

September 17, 2026June 11, 2026 by Bruno M.
Options Greeks Explained: Delta, Gamma, Theta, Vega, Rho

What delta, gamma, theta, vega, and rho actually measure — with worked examples, typical ranges, and the mistakes traders make.

Categories Market Education Tags delta gamma theta vega, implied volatility, investing basics, options greeks, options pricing, options trading

Argentina Bonds Rally as S&P Lifts Sovereign Rating to B-

September 17, 2026June 11, 2026 by Bruno M.
Argentina Bonds Rally as S&P Lifts Sovereign Rating to B-

S&P upgraded Argentina to B- on June 10, 2026 — the first time the country has carried a single-B rating since August 2019. The 2035 notes jumped to 78.9 cents.

Categories Economy & Macro Tags argentina milei fiscal surplus, argentina sovereign bonds, capital markets, emerging market debt, s&p credit rating upgrade

Intel Soars 6% as BofA Double Upgrade Pegs $135 PT

October 27, 2026June 11, 2026 by Bruno M.
Intel Soars 6% as BofA Double Upgrade Pegs $135 PT

Bank of America delivered a rare double upgrade to Intel, lifting its target to $135 and sizing the AI server-CPU TAM at $170 billion by 2030. INTC jumped 6%.

Categories Artificial Intelligence, Earnings, Technology Tags agentic ai stocks, amd stock, intc bofa upgrade, intel stock, server cpu market, stock market
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