Ruane, Cunniff & Goldfarb L.P.
SEC Form 13F institutional filer · CIK 0001720792
13F-HR · 25 reported holdings · 2026-03-31
Investment management firm.
Reported long-US-equity value
$3.95B
Top-10 concentration
85.9%
Ruane, Cunniff & Goldfarb L.P. — $3.95B AUM allocation strategy
Ruane, Cunniff & Goldfarb L.P. files SEC Form 13F and reports $3.95B of long US equity value across 25 reported holdings for 2026-03-31.
Its largest sector bet is Financials 34.9%, followed by Health Care 32.3% and Communication Services 26.1%.
The top 10 holdings account for 86% 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.
Ruane, Cunniff & Goldfarb L.P. — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$3.95B
total across 25 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
86% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$TECH +1.93M sh · +$91.1M+$NFLX +2.87K sh · +$289K+$VTI +70 sh · −$16.3K
Biggest trims (shares)
−$SCHW −880K sh · −$116M−$CHTR −209K sh · −$42.6M−$GOOGL −192K sh · −$85.8M
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)
- Interactive Media & Services25.3%—
- Managed Health Care15.3%—
- Investment Banking & Brokerage11.2%—
- Financial Exchanges & Data10.5%—
- Consumer Finance9.3%—
- Pharmaceuticals7.3%—
- Health Care Supplies5.2%—
- IT Consulting & Other Services4.7%—
- Other holdings11.2%—
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 |
|---|---|---|---|---|---|
| $GOOG | Alphabet Inc. Class C Capital Stock | 2.12M | $609M | -57.2K | 15.4% |
| $SCHW | Charles Schwab Corporation | 4.71M | $443M | -880K | 11.2% |
| $ICE | Intercontinental Exchange Inc | 2.64M | $415M | -64.5K | 10.5% |
| $ELV | Elevance Health Inc | 1.39M | $406M | -34.5K | 10.3% |
| $COF | Capital One Financial Corporation | 2.02M | $368M | -50.2K | 9.3% |
| $ZTS | Zoetis Inc | 2.43M | $287M | — | 7.3% |
| $GOOGL | Alphabet Inc | 950K | $273M | -192K | 6.9% |
| $ALGN | Align Technology Inc | 1.21M | $207M | -16K | 5.2% |
| $UNH | UnitedHealth Group Incorporated | 728K | $197M | -17.6K | 5.0% |
| $ACN | Accenture plc | 928K | $184M | -15.2K | 4.7% |
…and 15 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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