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Super Investors BUFFALO BUSINESS & ESTATE SERVICES LTD
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BUFFALO BUSINESS & ESTATE SERVICES LTD

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$793M
Positions
105
Quarter ended
June 30, 2026
Filed
July 23, 2026

Reported portfolio value by quarter (3 quarters reported)

$793M $689M
Q4 25 Q1 26 Q2 26

$696M in Q4 2025 → $793M now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
VS Vanguard Scottsdale Fds 14.5% Trimmed 14% 1,394,338 $115M
Nvidia Corporation 11.2% Trimmed 14% 444,013 $88.8M
VI Vanguard Index Fds 10.1% Added 9.1% 368,698 $80.4M
IT Ishares Tr 7.9% Added 28618% 1,190,935 $62.4M
IT Ishares Tr 5.3% Trimmed 3.5% 432,600 $41.8M
Apple Inc 4.9% Trimmed 4.6% 133,081 $38.5M
IT Ishares Tr 4.8% Trimmed 9.6% 386,659 $38.3M
Alphabet Inc 4.5% Added 1.9% 100,130 $35.8M
Amazon Com Inc 4.3% Trimmed 21% 142,885 $34.1M
IT Ishares Tr 2.1% Added 80% 143,117 $16.8M
EL Eli Lilly & Co 1.6% Added 1.0% 10,454 $12.5M
Goldman Sachs Group Inc 1.5% Added 1150% 11,778 $11.9M
Ge Vernova Inc 1.5% Added 195% 9,923 $11.7M
TS Taiwan Semiconductor Manufac 1.5% Added 4.3% 24,224 $11.6M
Palo Alto Networks Inc 1.4% Trimmed 33% 33,497 $11.4M
Broadcom Inc 1.4% Trimmed 3.5% 29,650 $11.2M
Kla Corp 1.4% Added 935% 36,208 $10.9M
Boeing Co 1.2% Added 14% 44,808 $9.7M
Microsoft Corp 1.2% Added 13% 25,751 $9.61M
Meta Platforms Inc 1.1% Added 2.2% 15,390 $8.67M
Unitedhealth Group Inc 1.0% New 19,750 $8.21M
CO Capital One Finl Corp 1.0% Added 47% 39,444 $7.91M
IT Ishares Tr 1.0% Added 330% 63,166 $7.84M
United Rentals Inc 0.8% Added 4.5% 5,798 $6.57M
Jpmorgan Chase & Co 0.8% Added 5.8% 19,575 $6.41M
Johnson & Johnson 0.8% Added 6.4% 24,887 $6.32M
LC Lowes Cos Inc 0.8% Added 31% 27,900 $6.15M
Mastercard Incorporated 0.7% Added 6.8% 11,411 $5.86M
Costco Wholesale Corporation 0.7% Added 4.7% 6,154 $5.76M
IT Ishares Tr 0.7% Added 6.1% 23,120 $5.6M
Trane Technologies PLC 0.6% Added 4.3% 9,876 $4.85M
SS SPDR Series Trust 0.6% Added 2.0% 40,468 $4.82M
Nextera Energy Inc 0.6% Added 13% 51,741 $4.54M
VT Vanguard Tax-managed Fds 0.5% Added 7.5% 59,247 $4.22M
Lockheed Martin Corp 0.5% Added 7.1% 8,265 $4.21M
Chevron Corporation 0.5% Added 4.2% 24,098 $3.99M
RM Robinhood Mkts Inc 0.3% Added 45% 21,657 $2.17M
CH Crowdstrike Hldgs Inc 0.2% Trimmed 4.4% 2,518 $1.92M
IT Ishares Tr 0.2% Added 4.8% 15,373 $1.7M
IT Ishares Tr 0.2% Added 19% 4,731 $1.42M
VI Vanguard Index Fds 0.2% Added 78% 1,882 $1.29M
AH Asml Hldg Nv 0.1% New 544 $1.08M
Corning Inc 0.1% Trimmed 24% 4,205 $1.07M
IT Ishares Tr 0.1% New 11,387 $1.03M
Advanced Micro Devices Inc 0.1% Trimmed 0.7% 1,673 $972K
ST Seagate Technology Hldngs Pl 0.1% Added 0.4% 952 $919K
Arista Networks Inc 0.1% Trimmed 2.8% 5,393 $916K
Uber Technologies Inc 0.1% Trimmed 57% 12,264 $885K
Linde PLC 0.1% New 1,614 $837K
QS Quanta Svcs Inc 0.1% Trimmed 2.9% 1,125 $810K
Caterpillar Inc 0.1% Trimmed 0.4% 756 $805K
Netflix Inc. 0.1% Trimmed 96% 10,500 $750K
Tesla Inc 0.1% Unchanged 1,761 $740K
IB Ishares Bitcoin Trust ETF 0.1% Trimmed 0.2% 19,664 $655K
Keel Infrastructure Corp 0.1% New 109,109 $626K
Vertiv Holdings Co 0.1% New 1,775 $594K
Marvell Technology Inc 0.1% New 1,921 $572K
BH Berkshire Hathaway Inc Del 0.1% Trimmed 3.5% 1,119 $560K
Whitefiber Inc 0.1% Trimmed 73% 13,758 $534K
MP Monolithic Pwr Sys Inc 0.1% Trimmed 15% 385 $533K

Showing top 60 of 105 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 2 quarters.

Q2 2026

quarter ended June 30, 2026 · filed July 23, 2026

Company Action Shares changed Value of change % of portfolio
IT Ishares Tr Added +1,186,788 +$62.2M 7.9%
VS Vanguard Scottsdale Fds Trimmed −234,724 −$19.4M 14.5%
Netflix Inc. Trimmed −231,337 −$16.5M 0.1%
Nvidia Corporation Trimmed −74,101 −$14.8M 11.2%
Goldman Sachs Group Inc Added +10,836 +$11M 1.5%
Kla Corp Added +32,710 +$9.87M 1.4%
Amazon Com Inc Trimmed −37,465 −$8.93M 4.3%
IT Ishares Tr Exited −97,625 −$8.46M —
Unitedhealth Group Inc New +19,750 +$8.21M 1.0%
Ge Vernova Inc Added +6,555 +$7.7M 1.5%

Showing the 10 largest of 108 changes.

Q1 2026

quarter ended March 31, 2026 · filed April 17, 2026

Company Action Shares changed Value of change % of portfolio
Palantir Technologies Inc Trimmed −79,159 −$11.6M 0.1%
Amazon Com Inc Added +47,838 +$9.96M 5.5%
Netflix Inc. Added +91,504 +$8.8M 3.4%
IT Ishares Tr New +97,625 +$8.46M 1.2%
VI Vanguard Index Fds Trimmed −38,274 −$7.51M 9.6%
IT Ishares Tr Added +74,229 +$6.72M 5.9%
Boeing Co Added +31,897 +$6.35M 1.1%
Nextera Energy Inc Added +43,338 +$4.03M 0.6%
Constellation Energy Corp Exited −11,154 −$3.94M —
Alphabet Inc Trimmed −8,672 −$2.49M 4.1%

Showing the 10 largest of 107 changes.

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