Ruane, Cunniff & Goldfarb L.P.
- Regulatory AUM
- $10.5B
- Discretionary
- $10.5B
- Clients
- 1,213
- Avg AUM / client
- $8.7M
- Accounts
- 1,213
- Employees
- 52
AUM over time
Annual snapshots from Form ADV filings · as of Mar 31, 2026
Investments (13F portfolio — 50 positions, $6,028,259,104)
13F period Mar 31, 2026| # | Issuer | Class | Value | Shares | % of 13F | % of AUM |
|---|---|---|---|---|---|---|
| 1 | Alphabet Inc | CAP STK CL A | $608,949,709 | 2,117,644 | 10.1% | 5.79% |
| 2 | Liberty Media Corp Del | COM LBTY ONE S C | $455,466,423 | 5,357,168 | 7.56% | 4.33% |
| 3 | Schwab Charles Corp | COM | $443,095,024 | 4,714,780 | 7.35% | 4.21% |
| 4 | Intercontinental Exchange In | COM | $415,120,428 | 2,639,372 | 6.89% | 3.94% |
| 5 | Taiwan Semiconductor Manufac | SPONSORED ADS | $408,385,201 | 1,208,419 | 6.77% | 3.88% |
| 6 | Elevance Health Inc Formerly | COM | $406,327,632 | 1,387,968 | 6.74% | 3.86% |
| 7 | Capital One Finl Corp | COM | $368,108,531 | 2,017,807 | 6.11% | 3.5% |
| 8 | Sunbelt Rentals Holdings Inc | SHS | $357,230,908 | 5,488,261 | 5.93% | 3.39% |
| 9 | Msa Safety Inc | COM | $291,221,434 | 1,776,282 | 4.83% | 2.77% |
| 10 | Zoetis Inc | CL A | $286,660,432 | 2,425,010 | 4.76% | 2.72% |
| 11 | Alphabet Inc | CAP STK CL C | $272,630,041 | 950,394 | 4.52% | 2.59% |
| 12 | Align Technology Inc | COM | $206,836,295 | 1,206,535 | 3.43% | 1.97% |
| 13 | Unitedhealth Group Inc | COM | $197,099,650 | 728,407 | 3.27% | 1.87% |
| 14 | Accenture Plc Ireland | SHS CLASS A | $184,053,571 | 928,204 | 3.05% | 1.75% |
| 15 | Icon Plc | SHS | $180,886,053 | 1,634,611 | 3.0% | 1.72% |
| 16 | Bio Techne Corp | COM | $177,265,972 | 3,392,001 | 2.94% | 1.68% |
| 17 | Berkshire Hathaway Inc Del | CL B NEW | $148,737,930 | 310,388 | 2.47% | 1.41% |
| 18 | Sap Se | SPON ADR | $128,391,920 | 749,909 | 2.13% | 1.22% |
| 19 | Meta Platforms Inc | CL A | $115,082,233 | 201,147 | 1.91% | 1.09% |
| 20 | Berkshire Hathaway Inc Del | CL A | $78,995,400 | 110 | 1.31% | 0.75% |
| 21 | Credit Accep Corp Mich | COM | $61,911,122 | 146,203 | 1.03% | 0.59% |
| 22 | Liberty Broadband Corp | COM SER C | $58,521,434 | 1,163,448 | 0.97% | 0.56% |
| 23 | Liberty Media Corp Del | COM LBTY ONE S A | $56,517,583 | 723,842 | 0.94% | 0.54% |
| 24 | Amentum Holdings Inc | COM | $42,327,370 | 1,622,982 | 0.7% | 0.4% |
| 25 | Charter Communications Inc | CL A | $32,935,300 | 152,563 | 0.55% | 0.31% |
Top 25 of 50 positions from the manager's latest Form 13F · source filing (EDGAR) ↗. 13F covers long US-listed positions only. "% of AUM" is share of the firm's total regulatory AUM (Form ADV Item 5.F).
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| High net worth individuals | 1,138 | $3.9B | 37.4% |
| Investment companies | 1 | $3.8B | 36.0% |
| Pension and profit sharing plans | 11 | $1.8B | 17.3% |
| Charitable organizations | 31 | $729M | 6.92% |
| Corporations and other businesses | 32 | $259M | 2.46% |
Retirement plan clients
Plans that reported this firm as an investment service provider on Form 5500 Schedule C.
| Plan | Location | Plan year |
|---|---|---|
| The Profit Sharing And Retirement Plan For The Mountain Company And The Laurel Management Group, Inc. The Mountain Company | 2024 | |
| Boyle Investment Company Retirement Savings Plan & Trust Boyle Investment Company | 2024 | |
| Pension Plan For The Washington Post And Companies Nash Holdings Llc | 2024 |
People (8)
| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Harris, John, Brooks | Managing Director | Nov 2016 (10y) | Less than 5% | |
| Dennis, Patrick, Lewis | Chief Financial Officer | Nov 2017 (9y) | Less than 5% | |
| Alexander, Gregory | Management Committee Member | Feb 2018 (9y) | GP / trustee / elected manager of Rcg Gp Llc (indirect) | |
| Gokgol Kline, Arman, Cengiz | Management Committee Member | Jan 2019 (8y) | GP / trustee / elected manager of Rcg Gp Llc (indirect) | |
| Magyar, Trevor, Ryan | Management Committee Member | Jan 2019 (8y) | GP / trustee / elected manager of Rcg Gp Llc (indirect) | |
| Sheridan, David, Chase | Management Committee Member | Jan 2019 (8y) | GP / trustee / elected manager of Rcg Gp Llc (indirect) | |
| Lee Cotoia, Yau Dun | Chief Compliance Officer | Mar 2022 (4y) | Less than 5% | |
| Rusk, Jennifer, E | Chief Operating Officer | Sep 2023 (3y) | Less than 5% |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Ruane, Cunniff & Goldfarb Inc. | Limited Partner | Nov 2016 | A | 75% or more |
| Rcg Gp Llc | General Partner | Nov 2016 | A | Less than 5% |
Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Retirement plans served (3)
| Plan | Sponsor | Participants | Plan assets | As of |
|---|---|---|---|---|
| The Profit Sharing And Retirement Plan For The Mountain Company And The Laurel Management Group, Inc. | The Mountain Company | 215 | $52.9M | 05/01/2024 |
| Boyle Investment Company Retirement Savings Plan & Trust | Boyle Investment Company | 134 | $82.2M | 01/01/2024 |
| Pension Plan For The Washington Post And Companies | Nash Holdings Llc | 1,915 | $595M | 01/01/2024 |
From Form 5500 service-provider disclosures.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/31/2026 | 1.08 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
No disciplinary events reported on the firm's latest Form ADV filing.
How they charge
- • Percentage of assets under management
Services
- • Portfolio management for individuals/small businesses
- • Portfolio management for investment companies
- • Portfolio management for businesses/institutional clients
Custody
Reported custodians
- Pershing $4.0B (38% of AUM) Mar 2026
- BNY Mellon $1.9B (18% of AUM) Mar 2026
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports having custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Mar 31, 2026.
View current Form ADV (SEC/IAPD) ↗