Ruane, Cunniff & Goldfarb L.P.

Superinvestor · Ruane Cunniff

CIK

1720792

Location

New York, NY

Portfolio Value

Mid $5,142,453,023

Diversification

Diversified

Filing Date

Global Rank

#650 / 8,579 ▲ 14

Top Industry

Internet Content & Information 14.1%

3Y Alpha vs SPY

-4.6%

Period ended 2 months ago

Filed May 15, 2026 · 28d

25 quarters · since Mar 2020

Portfolio Concentration

43 positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025

Top Position

11.8%

−1.0 pts

Top 5

44.4%

−6.1 pts

Top 10

73.7%

−5.5 pts

HHI

659

Diversified−95

Portfolio Trend

25 quarters · across all stocks

Sector Breakdown

As of Mar 31, 2026

Sector	% Portfolio	Value	Positions
Healthcare	28.3%	$1,455,742,759	8
Financial Services	28.0%	$1,438,982,233	8
Communication Services	16.1%	$830,432,532	8
Technology	14.0%	$722,495,904	8
Industrials	13.5%	$692,103,580	6
Consumer Cyclical	0.0%	$2,250,762	3
Consumer Defensive	0.0%	$259,781	1
Real Estate	0.0%	$185,472	1

Last Quarter's Activity

Export CSV

Mar 31, 2026 vs Dec 31, 2025

Added To

Positions the filer increased

8 positions

Ticker	Company	Δ Shares	Shares	Value
TECH	BIO-TECHNE Corp	+1,926,066	3,392,001	$177,265,972
SAP	Sap SE	+703,982	749,909	$128,391,919
NFLX	Netflix Inc	+2,871	8,091	$777,949
SDHC	Smith Douglas Homes Corp.	+2,281	14,490	$185,472
GPI	Group 1 Automotive Inc	+403	4,013	$1,326,818
AAPL	Apple Inc.	+70	961	$243,892
MSFT	Microsoft Corp	+48	737	$272,815
DG	Dollar General Corp	+18	2,188	$259,781
No positions match the current search.

Trimmed

Positions the filer reduced

25 positions

Ticker	Company	Δ Shares	Shares	Value
SCHW	Schwab Charles Corp	−880,168	4,714,780	$443,095,024
AMTM	Amentum Holdings, Inc.	−771,147	1,622,982	$42,327,370
LBRDA	Liberty Broadband Corp	−429,020	223,760	$11,237,227
CACC	Credit Acceptance Corp	−389,929	146,203	$61,911,122
TSM	Taiwan Semiconductor Manufacturing Co Ltd	−213,302	1,208,419	$408,385,201
CHTR	Charter Communications, Inc. /Mo/	−209,437	152,563	$32,935,300
ICE	Intercontinental Exchange, Inc.	−64,535	2,639,372	$415,120,428
GOOGL	Alphabet Inc.	−57,177	2,117,644	$608,949,708
COF	Capital One Financial Corp	−50,216	2,017,807	$368,108,531
ICLR	Icon PLC	−44,979	1,634,611	$180,886,053
META	Meta Platforms, Inc.	−37,871	201,147	$115,082,233
MSA	MSA Safety Inc	−35,353	1,776,282	$291,221,433
ELV	Elevance Health, Inc.	−34,538	1,387,968	$406,327,632
UNH	Unitedhealth Group Inc	−17,592	728,407	$197,099,650
ALGN	Align Technology Inc	−15,999	1,206,535	$206,836,295
ACN	Accenture plc	−15,216	928,204	$184,053,571
FWONA	Liberty Media Corp	−15,038	723,842	$56,517,583
BRK-B	Berkshire Hathaway Inc	−5,718	310,388	$148,737,929
GLIBA	GCI Liberty, Inc.	−3,620	127,548	$4,700,143
RMNI	Rimini Street, Inc.	−1,876	35,265	$115,669
STLA	Stellantis N.V.	−506	25,075	$177,781
J	Jacobs Solutions Inc.	−199	6,288	$800,336
EQH	Equitable Holdings, Inc.	−177	40,459	$1,501,433
LAD	Lithia Motors Inc	−61	2,988	$746,163
KSPI	Joint Stock Co Kaspi.kz	−29	4,083	$302,427
No positions match the current search.

New Positions

Positions the filer opened this quarter

4 positions

Ticker	Company	Shares	Value
SUNB	Sunbelt Rentals Holdings, Inc.	5,488,261	$357,230,908
ZTS	Zoetis Inc.	2,425,010	$286,660,432
GMED	Globus Medical Inc	6,008	$517,649
ATAI	AtaiBeckley Inc.	42,112	$149,076
No positions match the current search.

Sold Out

Positions the filer fully exited

No qualifying positions this quarter.

Portfolio Positions

Compact Export CSV View 13F filing

43 positions · $5,142,453,023 total · as of Mar 31, 2026

All sectors Communication Services Consumer Cyclical Consumer Defensive Financial Services Healthcare Industrials Real Estate Technology

Ticker	Company	Type	Shares	Δ Shares	Value (USD)	% Δ Value	Est. Price	% of Portfolio
GOOGL	Alphabet Inc. Communication Services	Reduced	2,117,644	-57,177	$608,949,708	−10.5%	$314.21	11.84%
SCHW	Schwab Charles Corp Financial Services	Reduced	4,714,780	-880,168	$443,095,024	−20.7%	$98.07	8.62%
ICE	Intercontinental Exchange, Inc. Financial Services	Reduced	2,639,372	-64,535	$415,120,428	−5.2%	$163.13	8.07%
TSM	Taiwan Semiconductor Manufacturing Co Ltd Technology	Reduced	1,208,419	-213,302	$408,385,201	−5.5%	$344.13	7.94%
ELV	Elevance Health, Inc. Healthcare	Reduced	1,387,968	-34,538	$406,327,632	−18.5%	$328.66	7.90%
COF	Capital One Financial Corp Financial Services	Reduced	2,017,807	-50,216	$368,108,531	−26.6%	$209.18	7.16%
SUNB	Sunbelt Rentals Holdings, Inc. Industrials	NEW	5,488,261	NEW	$357,230,908	NEW	$70.19	6.95%
MSA	MSA Safety Inc Industrials	Reduced	1,776,282	-35,353	$291,221,433	+0.4%	$182.79	5.66%
ZTS	Zoetis Inc. Healthcare	NEW	2,425,010	NEW	$286,660,432	NEW	$123.66	5.57%
ALGN	Align Technology Inc Healthcare	Reduced	1,206,535	-15,999	$206,836,295	+8.3%	$175.17	4.02%
UNH	Unitedhealth Group Inc Healthcare	Reduced	728,407	-17,592	$197,099,650	−20.0%	$297.81	3.83%
ACN	Accenture plc Technology	Reduced	928,204	-15,216	$184,053,571	−27.3%	$233.00	3.58%
ICLR	Icon PLC Healthcare	Reduced	1,634,611	-44,979	$180,886,053	−40.9%	$136.60	3.52%
TECH	BIO-TECHNE Corp Healthcare	Added	3,392,001	+1,926,066	$177,265,972	+105.6%	$60.02	3.45%
BRK-B	Berkshire Hathaway Inc Financial Services	Reduced	310,388	-5,718	$148,737,929	−6.4%	$490.90	2.89%
SAP	Sap SE Technology	Added	749,909	+703,982	$128,391,919	+1050.9%	$206.39	2.50%
META	Meta Platforms, Inc. Communication Services	Reduced	201,147	-37,871	$115,082,233	−27.1%	$640.86	2.24%
CACC	Credit Acceptance Corp Financial Services	Reduced	146,203	-926,061	$61,911,122	−87.0%	$471.90	1.20%
FWONA	Liberty Media Corp Communication Services	Reduced	723,842	-15,038	$56,517,583	−14.4%	$79.99	1.10%
AMTM	Amentum Holdings, Inc. Industrials	Reduced	1,622,982	-771,147	$42,327,370	−39.0%	$31.38	0.82%
CHTR	Charter Communications, Inc. /Mo/ Communication Services	Reduced	152,563	-209,437	$32,935,300	−56.4%	$216.63	0.64%
LBRDA	Liberty Broadband Corp Communication Services	Reduced	223,760	-429,020	$11,237,227	−64.3%	$50.32	0.22%
GLIBA	GCI Liberty, Inc. Communication Services	Reduced	127,548	-3,620	$4,700,143	−2.8%	$37.91	0.09%
EQH	Equitable Holdings, Inc. Financial Services	Reduced	40,459	-177	$1,501,433	−22.5%	$42.84	0.03%
GPI	Group 1 Automotive Inc Consumer Cyclical	Added	4,013	+403	$1,326,818	−6.5%	$348.86	0.03%
J	Jacobs Solutions Inc. Industrials	Reduced	6,288	-199	$800,336	−6.9%	$135.95	0.02%
NFLX	Netflix Inc Communication Services	Added	8,091	+2,871	$777,949	+59.0%	$88.11	0.02%
LAD	Lithia Motors Inc Consumer Cyclical	Reduced	2,988	-61	$746,163	−26.4%	$297.04	0.01%
MU	Micron Technology Inc Technology	Held	2,162	0	$730,410	+18.4%	$391.72	0.01%
GMED	Globus Medical Inc Healthcare	NEW	6,008	NEW	$517,649	NEW	$89.76	0.01%
KSPI	Joint Stock Co Kaspi.kz Technology	Reduced	4,083	-29	$302,427	−5.9%	$75.45	0.01%
CPA	Copa Holdings, S.A. Industrials	Held	2,555	0	$290,273	−5.8%	$131.26	0.01%
AXP	American Express Co Financial Services	Held	932	0	$281,911	−18.2%	$335.29	0.01%
MSFT	Microsoft Corp Technology	Added	737	+48	$272,815	−18.1%	$418.44	0.01%
DG	Dollar General Corp Consumer Defensive	Added	2,188	+18	$259,781	−9.8%	$142.58	0.01%
AAPL	Apple Inc. Technology	Added	961	+70	$243,892	+0.7%	$260.25	0.00%
FERG	Ferguson Enterprises Inc. /DE/ Industrials	Held	1,000	0	$233,260	+4.8%	$243.36	0.00%
SBGI	Sinclair, Inc. Communication Services	Held	17,959	0	$232,389	−15.4%	$14.52	0.00%
SPGI	S&P Global Inc. Financial Services	Held	531	0	$225,855	−18.6%	$464.26	0.00%
SDHC	Smith Douglas Homes Corp. Real Estate	Added	14,490	+2,281	$185,472	−9.4%	$16.43	0.00%
STLA	Stellantis N.V. Consumer Cyclical	Reduced	25,075	-506	$177,781	−36.2%	$8.38	0.00%
ATAI	AtaiBeckley Inc. Healthcare	NEW	42,112	NEW	$149,076	NEW	$3.76	0.00%
RMNI	Rimini Street, Inc. Technology	Reduced	35,265	-1,876	$115,669	−19.7%	$3.47	0.00%