Cantillon Capital Management LLC
SEC Form 13F institutional filer · CIK 0001279936
13F-HR · 26 reported holdings · 2026-03-31
Cantillon Capital Management LLC is a hedge fund.
Reported long-US-equity value
$12.00B
Top-10 concentration
56.8%
Cantillon Capital Management LLC — $12B AUM allocation strategy
Cantillon Capital Management LLC files SEC Form 13F and reports $12B of long US equity value across 26 reported holdings for 2026-03-31.
Its largest sector bet is Financials 30.0%, followed by Information Technology 23.3% and Industrials 12.4%.
The top 10 holdings account for 57% 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.
Cantillon Capital Management LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$12B
total across 26 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
57% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$ORCL +423K sh · +$21M+$EFX +67.4K sh · −$51.5M+$UBER +53.2K sh · −$46.4M
Biggest trims (shares)
−$IBKR −1.51M sh · −$66.3M−$AMAT −1.45M sh · −$244M−$FAST −1.1M sh · +$7.05M
Added from nil (new positions)
None this quarter
Exited to nil (held last quarter, gone now)
None this quarter
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)
- Semiconductors15.5%—
- Financial Exchanges & Data12.7%—
- Interactive Media & Services8.9%—
- Investment Banking & Brokerage6.3%—
- Life Sciences Tools & Services5.8%—
- Real Estate Services4.5%—
- Semiconductor Materials & Equipment4.3%—
- Transaction & Payment Processing Services4.3%—
- Other holdings37.6%—
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 |
|---|---|---|---|---|---|
| $AVGO | Broadcom Inc | 4.06M | $1.26B | -548K | 10.5% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 3.72M | $1.07B | -500K | 8.9% |
| $IBKR | Interactive Brokers Group Inc | 11.2M | $754M | -1.51M | 6.3% |
| $SPGI | S&P Global Inc | 1.55M | $658M | -208K | 5.5% |
| $ADI | Analog Devices Inc | 1.91M | $608M | -257K | 5.1% |
| $CBRE | CBRE Group Inc Common Stock Class A | 3.93M | $533M | -529K | 4.4% |
| $AMAT | Applied Materials Inc | 1.52M | $520M | -1.45M | 4.3% |
| $V | Visa Inc | 1.72M | $519M | -231K | 4.3% |
| $ICE | Intercontinental Exchange Inc | 2.94M | $463M | -396K | 3.9% |
| $BLK | BlackRock Inc | 453K | $436M | -61K | 3.6% |
…and 16 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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