Over the past several quarters, Berkshire has maintained strong revenue growth while experiencing some quarterly fluctuations in net income and EPS due to the inherent earnings volatility in certain operating units and the mark-to-market effects on its investment portfolio. EBITDA and net profits indicate high underlying earnings power, tempered at times by market swings.

Revenue has shown resilience and moderate growth, driven by strength in insurance, robust railroad/utility performance, and the recurring profit from its industrial and consumer holdings. Quarterly revenue has remained north of $90B, with annual figures approaching $375B, confirming substantial business scale.

Gross margins have fluctuated, notably with high gross profit ratios in selected quarters, but stabilized around 23-24% annually. Operating margins remain healthy in the mid-teens. Periodic compression at the net margin and EPS levels reflect investment swings and occasional operational headwinds but do not detract from underlying profitability.

Earnings remain of high quality and largely cash generative, with a meaningful portion sourced from operating businesses (not just investments). Earnings volatility is a function of GAAP accounting for unrealized gains/losses, which can mask deeper business stability.

Annual revenue growth posted a modest 0.0% YoY (from $371.4B in 2024 to $371.4B in 2025), reflecting a flattening top line after a period of rapid post-pandemic expansion. Quarterly YoY growth rates ranged from near flat to strong double-digits in some quarters, with Q4 2025 up 17.5% YoY.

EPS declined YoY from $41.27 in FY2024 to $31.04 in FY2025 (-24.8%), primarily due to lower reported investment gains and some underlying margin pressure. Net income follows a similar declining trajectory.

Insurance float expansion, steady operational growth in utilities and rail, and reinvestment of retained earnings drive long-term value. Short-term results can be jagged, reflecting the complex reporting environment and external market conditions.

Growth is overwhelmingly organic, with occasional bolt-on acquisitions. Underlying businesses typically generate high free cash flow, and the growth strategy is built around reinvestment and disciplined acquisition, supporting durable value creation.

Gross margin for 2025 was stable at ~23.6%, in line with 2024. Operating margins for 2025 were 16.0%, steady versus prior year. Net margin in 2025 was 18.0% (down from 24.0% in 2024) as investment results normalized.

ROE and ROA remain strong (estimated low-to-mid teens for ROE), but eased somewhat YoY, reflecting the lower net earnings base for 2025. Return metrics are still healthy relative to diversified holding peers.

Berkshire’s margins are generally sustainable owing to a conservative operating model and broad portfolio. Short-term fluctuations are to be expected, but the medium-term margin outlook is stable, benefiting from the company's pricing power and capital discipline.