ELKHORN PARTNERS LIMITED PARTNERSHIP
SEC Form 13F institutional filer · CIK 0000928400
13F-HR · 27 reported holdings · 2026-03-31
Reported long-US-equity value
$0.08B
Top-10 concentration
97.1%
ELKHORN PARTNERS LIMITED PARTNERSHIP — $79.4M AUM allocation strategy
ELKHORN PARTNERS LIMITED PARTNERSHIP files SEC Form 13F and reports $79.4M of long US equity value across 27 reported holdings for 2026-03-31.
Its largest sector bet is Industrials 46.9%, followed by Financials 33.7% and Communication Services 11.7%.
The top 10 holdings account for 97% of reported value — a conviction-weighted book concentrated in its best ideas. 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.
ELKHORN PARTNERS LIMITED PARTNERSHIP — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$79.4M
total across 27 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
97% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$KMB +4.3K sh · +$404K+$BA +740 sh · +$72K+$UBER +700 sh · +$31.8K
Biggest trims (shares)
−$OXY −37.3K sh · −$1.52M−$DOW −24.3K sh · −$528K−$DD −1.6K sh · −$45.8K
Exited to nil (held last quarter, gone now)
$Q ($204K last qtr)$COST ($129K last qtr)$CME ($27.3K last qtr)$XOM ($12K last qtr)$KVUE ($5.17K 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)
- Aerospace & Defense46.5%—
- Multi-Sector Holdings32.8%—
- Interactive Media & Services11.5%—
- Technology Hardware, Storage & Peripherals3.9%—
- Diversified Banks0.9%—
- Household Products0.8%—
- Specialty Chemicals0.8%—
- Application Software0.7%—
- Other holdings2.1%—
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 |
|---|---|---|---|---|---|
| $HONA | Honeywell Aerospace Inc | 50 | $35.9M | +0 | 45.2% |
| $BRK.B | Berkshire Hathaway Inc.-Class B | 54.4K | $26.1M | +375 | 32.8% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 15.9K | $4.57M | -500 | 5.8% |
| $GOOGL | Alphabet Inc | 14.5K | $4.16M | +0 | 5.2% |
| $AAPL | Apple Inc | 12.1K | $3.07M | +540 | 3.9% |
| $BA | Boeing Company | 4.9K | $975K | +740 | 1.2% |
| $C | Citigroup Inc | 6.1K | $692K | -100 | 0.9% |
| $KMB | Kimberly-Clark Corporation | 6.8K | $656K | +4.3K | 0.8% |
| $IFF | International Flavors & Fragrances Inc | 8.2K | $595K | -900 | 0.7% |
| $META | Meta Platforms Inc | 700 | $400K | +390 | 0.5% |
…and 17 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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