BERKSHIRE ASSET MANAGEMENT LLC/PA
SEC Form 13F institutional filer · CIK 0000949012
13F-HR · 179 reported holdings · 2026-03-31
BERKSHIRE ASSET MANAGEMENT LLC/PA is an asset management firm.
Reported long-US-equity value
$2.18B
Top-10 concentration
36.1%
BERKSHIRE ASSET MANAGEMENT LLC/PA — $2.18B AUM allocation strategy
BERKSHIRE ASSET MANAGEMENT LLC/PA files SEC Form 13F and reports $2.18B of long US equity value across 179 reported holdings for 2026-03-31.
Its largest sector bet is Financials 17.7%, followed by Information Technology 14.3% and Industrials 9.2%.
The top 10 holdings account for 36% of reported value — a broadly spread portfolio. The sector and industry splits below are of the same reported value. Track quarter-over-quarter adds, trims, new positions and exits below — sourced from SEC 13F filings, public domain.
BERKSHIRE ASSET MANAGEMENT LLC/PA — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$2.18B
total across 179 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
36% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$SCHW +295K sh · +$5.63M+$MDLZ +31.9K sh · +$3.99M+$GIS +25.9K sh · −$2.75M
Biggest trims (shares)
−$INTC −43.1K sh · −$1.42M−$IWM −12.8K sh · −$3.47M−$WMT −6.83K sh · +$4.18M
Exited to nil (held last quarter, gone now)
$EXPE ($2.96M last qtr)$USB ($361K last qtr)$TSCO ($264K last qtr)$FCX ($252K last qtr)$ZTS ($249K last qtr)
Sector allocation (share of reported value)
each slice is a share of the reported long-US-equity value — smaller sectors and the rest of the book roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Industry allocation (share of reported value)
- Diversified Banks7.3%—
- Investment Banking & Brokerage6.1%—
- Technology Hardware, Storage & Peripherals5.6%—
- Biotechnology3.8%—
- Integrated Oil & Gas3.7%—
- Systems Software3.2%—
- Communications Equipment3.0%—
- Pharmaceuticals2.8%—
- Other holdings64.3%—
the finer GICS cut of the same book — same denominator — smaller industries roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Top S&P 500 holdings
10 of 10 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $SCHW | Charles Schwab Corporation | 3.87M | $135M | +295K | 6.2% |
| $JPM | JP Morgan Chase & Co | 346K | $102M | -2.09K | 4.7% |
| $ABBV | AbbVie Inc | 381K | $82.8M | +3.92K | 3.8% |
| $CVX | Chevron Corporation | 394K | $81.5M | +1.73K | 3.7% |
| $AAPL | Apple Inc | 282K | $71.5M | +8.25K | 3.3% |
| $MSFT | Microsoft Corporation | 190K | $70.5M | +6.6K | 3.2% |
| $CSCO | Cisco Systems Inc | 862K | $66.9M | -4.46K | 3.1% |
| $JNJ | Johnson & Johnson | 250K | $61M | -1.41K | 2.8% |
| $NUE | Nucor Corporation | 360K | $60.9M | +1.29K | 2.8% |
| $BAC | Bank of America Corporation | 1.17M | $57.2M | +2.32K | 2.6% |
…and 169 more holdings in the full 13F filing (top positions only shown).
SEC Form 13F data sets · public domain · 45-day filing lag · >$100M AUM managers · as reported
← All 13F filers·← QuantOrb.pro
How to read Δ QoQ — the five insight categories, and the caveats
The categories. Analysts, quants and retail traders look past total portfolio value to isolate actionable signals. Five categories matter.
Conviction & concentration shifts
New positions vs complete exits — a brand-new stock signals high conviction; a full liquidation suggests a broken thesis or tax-loss harvesting. Aggressive sizing — look at share count, not dollars: a 20% share increase during a drawdown is strong dip-buying. Concentration — a narrowing top-5/10 means conviction; spreading capital across more names means hedging.
Sector & macro allocation rotations
Aggregating Δ QoQ moves across sectors shows where smart money is leaning in or sneaking out — rotating out of growth into defensives or energy, for example. The fund's total long equity exposure quarter-over-quarter is a proxy for overall institutional risk appetite.
Crowding & smart-money consensus
When several managers initiate or expand the same stock in the same quarter, that is institutional consensus. Contrarian reads: top pickers buying hard into a beaten-down name the market is selling.
Derivative & option overlays
Reported call/put changes indicate whether managers are adding downside hedges or leveraging upside exposure. Note: a long increase may be half of a market-neutral pair trade.
Who reads this
| Retail "cloners" | High-conviction ideas to replicate ~45 days after quarter-end. |
| Corporate IR | Which funds bought or dumped the stock, before the next call. |
| Quant / algo traders | Cross-sectional factor inputs: flow, momentum, ownership. |
Four caveats before you trade on it
- 45-day lag — holdings are quarter-end; positions may already be closed.
- Long-only — 13Fs miss shorts, pair trades and cash.
- No non-US / fixed income — the picture is US equities plus options.
- Corporate actions — splits and spinoffs distort raw share deltas.
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