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Super Investors DE BURLO GROUP INC
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DE BURLO GROUP INC

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

Portfolio value
$547M
Positions
90
Quarter ended
June 30, 2026
Filed
August 13, 2026

Reported portfolio value by quarter (53 quarters reported)

$830M $338M
Q2 13 Q1 16 Q4 18 Q3 21 Q2 24 Q2 26

$338M in Q2 2013 → $547M 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
Advanced Micro Devices Inc 8.3% Trimmed 29% 77,780 $45.2M
Apple Inc 6.6% Trimmed 1.7% 124,085 $35.9M
Alphabet Inc 6.5% Added 3.6% 98,794 $35.3M
EL Eli Lilly & Co 5.8% Added 0.4% 26,613 $31.9M
ES Entrepreneurshares Series Tr 4.7% New 1,227,000 $25.8M
Amazon Com Inc 3.9% Added 18% 89,170 $21.3M
Brookfield Corp 3.5% Added 0.7% 447,100 $19M
Microsoft Corp 3.4% Trimmed 4.5% 50,081 $18.7M
Mckesson Corp 3.0% Trimmed 9.4% 21,410 $16.2M
Goldman Sachs Group Inc 2.7% Unchanged 14,400 $14.6M
Costco Wholesale Corporation 2.1% Added 0.4% 12,367 $11.6M
Stanley Black & Decker Inc 2.1% Trimmed 0.1% 121,870 $11.5M
Broadcom Inc 2.1% Trimmed 3.8% 30,231 $11.4M
Nvidia Corporation 2.0% Trimmed 21% 53,835 $10.8M
I Ishares Inc 1.9% Added 1.0% 127,150 $10.5M
Autodesk Inc 1.8% Trimmed 22% 49,436 $9.61M
Trane Technologies PLC 1.7% Unchanged 19,250 $9.45M
Meta Platforms Inc 1.6% Unchanged 15,750 $8.87M
Weyerhaeuser Co 1.6% Added 1.1% 363,000 $8.69M
Teradyne Inc 1.5% Added 116% 16,675 $8.07M
OA Oreilly Automotive Inc 1.5% Added 1.9% 86,500 $7.97M
Visa Inc 1.4% Trimmed 30% 22,738 $7.8M
CH Crowdstrike Hldgs Inc 1.4% Unchanged 10,000 $7.63M
Astera Labs Inc 1.3% New 14,800 $7.15M
Mastercard Incorporated 1.3% Trimmed 1.5% 13,397 $6.88M
Iren Limited 1.2% Added 80% 147,500 $6.75M
Abbvie Inc 1.2% Trimmed 1.1% 26,039 $6.55M
Micron Technology Inc 1.1% Trimmed 52% 5,378 $6.21M
Synopsys Inc 1.1% Unchanged 13,400 $5.98M
Mercadolibre Inc 1.1% Unchanged 3,500 $5.94M
Snowflake Inc 1.0% Unchanged 22,500 $5.73M
AH Asml Hldg Nv 1.0% Unchanged 2,810 $5.59M
Tesla Inc 1.0% Trimmed 0.0% 12,621 $5.31M
CS Core Scientific Inc New 1.0% Trimmed 23% 204,800 $5.24M
SE Solaris Energy Infras Inc 0.9% Trimmed 27% 61,700 $4.96M
Riot Platforms Inc 0.9% Added 61% 178,400 $4.88M
Unity Software Inc 0.9% New 169,000 $4.83M
Intuit 0.9% Trimmed 39% 18,370 $4.79M
Thermo Fisher Scientific Inc 0.9% Trimmed 6.5% 9,397 $4.71M
Eqt Corp 0.8% Trimmed 41% 86,500 $4.6M
Amphenol Corp 0.8% New 24,800 $4.37M
Constellation Energy Corp 0.7% Unchanged 15,000 $3.73M
BH Berkshire Hathaway Inc Del 0.6% Added 11% 6,726 $3.37M
I Ishares Inc 0.6% Unchanged 35,900 $3.35M
Jpmorgan Chase & Co 0.6% Added 0.0% 9,581 $3.14M
Roper Technologies Inc 0.6% Unchanged 8,985 $3.04M
Palo Alto Networks Inc 0.5% Trimmed 0.5% 8,780 $2.99M
Cleanspark Inc 0.5% New 205,700 $2.99M
DD Danaher Corp Del 0.5% Trimmed 20% 14,503 $2.76M
Qualcomm Inc 0.5% New 14,934 $2.76M
Church & Dwight Co Inc 0.4% Trimmed 4.9% 25,217 $2.44M
Vertex Pharmaceuticals Inc 0.4% Trimmed 0.3% 4,740 $2.35M
Arista Networks Inc 0.4% Unchanged 13,203 $2.24M
Edwards Lifesciences Corp 0.3% Unchanged 19,031 $1.72M
American Tower Corp 0.3% Trimmed 4.0% 9,920 $1.62M
Procter & Gamble Co 0.3% Trimmed 23% 9,754 $1.43M
Masco Corp 0.2% Trimmed 3.0% 15,526 $1.26M
BB Boot Barn Hldgs Inc 0.2% Unchanged 7,500 $1.23M
Astrazeneca PLC 0.2% Trimmed 2.9% 5,753 $1.09M
Salesforce Inc 0.2% Trimmed 8.4% 6,830 $1.07M

Showing top 60 of 90 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 13, 2026

Company Action Shares changed Value of change % of portfolio
ES Entrepreneurshares Series Tr New +1,227,000 +$25.8M 4.7%
Advanced Micro Devices Inc Trimmed −32,265 −$18.7M 8.3%
Astera Labs Inc New +14,800 +$7.15M 1.3%
Micron Technology Inc Trimmed −5,780 −$6.67M 1.1%
Unity Software Inc New +169,000 +$4.83M 0.9%
Amphenol Corp New +24,800 +$4.37M 0.8%
Teradyne Inc Added +8,970 +$4.34M 1.5%
Visa Inc Trimmed −9,700 −$3.33M 1.4%
Amazon Com Inc Added +13,690 +$3.26M 3.9%
Eqt Corp Trimmed −59,400 −$3.16M 0.8%

Showing the 10 largest of 62 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 14, 2026

Company Action Shares changed Value of change % of portfolio
IT Ishares Tr Exited −136,020 −$33.5M —
BH Berkshire Hathaway Inc Del Trimmed −58,495 −$28M 0.7%
OA Oreilly Automotive Inc Trimmed −296,850 −$27.4M 1.8%
I Ishares Inc Trimmed −314,700 −$22M 2.0%
Goldman Sachs Group Inc Trimmed −24,800 −$21M 2.8%
Amazon Com Inc Trimmed −97,355 −$20.3M 3.6%
Brookfield Corp New +444,000 +$18M 4.1%
Mckesson Corp Trimmed −18,020 −$15.6M 4.6%
EL Eli Lilly & Co Trimmed −16,260 −$15M 5.5%
Autodesk Inc Trimmed −62,212 −$14.9M 3.4%

Showing the 10 largest of 77 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 13, 2026

Company Action Shares changed Value of change % of portfolio
Alphabet Inc Added +122,725 +$38.4M 5.5%
IT Ishares Tr New +136,020 +$33.5M 4.1%
Teradyne Inc Trimmed −166,575 −$32.2M 0.2%
AH Asml Holding N V Trimmed −20,575 −$22M 0.4%
Meta Platforms Inc Trimmed −33,120 −$21.9M 1.5%
Roper Technologies Inc New +31,585 +$14.1M 1.7%
Netflix Inc Added +115,574 +$10.8M 1.6%
Intuit Added +15,925 +$10.5M 3.4%
Synopsys Inc New +18,000 +$8.45M 1.0%
Kkr & Co Inc Trimmed −57,500 −$7.33M 1.5%

Showing the 10 largest of 63 changes.

Q3 2025

quarter ended September 30, 2025 · filed November 13, 2025

Company Action Shares changed Value of change % of portfolio
NA Novo-nordisk A S New +481,160 +$26.7M 3.2%
Advanced Micro Devices Inc Added +157,750 +$25.5M 3.8%
Mckesson Corp Added +31,065 +$24M 4.3%
Teradyne Inc New +174,070 +$24M 2.9%
Micron Technology Inc Trimmed −133,150 −$22.3M 0.3%
AG Alibaba Group Hldg Ltd Trimmed −115,000 −$20.6M 0.8%
Intuitive Surgical Inc Exited −35,900 −$19.5M —
Broadcom Inc Trimmed −55,480 −$18.3M 2.5%
Vertex Pharmaceuticals Inc Trimmed −43,740 −$17.1M 0.2%
Intuit Added +23,445 +$16M 2.2%

Showing the 10 largest of 63 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 13, 2025

Company Action Shares changed Value of change % of portfolio
Nvidia Corporation New +206,425 +$32.6M 4.3%
OA Oreilly Automotive Inc Added +301,620 +$27.2M 3.9%
Micron Technology Inc Trimmed −178,920 −$22.1M 2.4%
Advanced Micro Devices Inc Trimmed −102,125 −$14.5M 0.6%
SS SPDR Ser Tr Exited −250,200 −$14.2M —
Microsoft Corp Added +25,960 +$12.9M 5.6%
Mercadolibre Inc New +4,900 +$12.8M 1.7%
Autodesk Inc Added +39,508 +$12.2M 3.2%
IT Ishares Tr Exited −60,300 −$12M —
I Ishares Inc Added +192,200 +$11.5M 2.8%

Showing the 10 largest of 67 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 07, 2025

Company Action Shares changed Value of change % of portfolio
IT Ishares Tr Trimmed −130,300 −$26M 1.8%
AG Alibaba Group Hldg Ltd New +164,000 +$21.7M 3.2%
Autodesk Inc Trimmed −82,245 −$21.5M 1.5%
Netflix Inc Added +16,825 +$15.7M 3.3%
Broadcom Inc Added +88,670 +$14.8M 3.1%
Advanced Micro Devices Inc Trimmed −108,550 −$11.2M 2.1%
AH Asml Holding N V Added +13,765 +$9.12M 3.4%
Meta Platforms Inc Added +15,480 +$8.92M 4.4%
I Ishares Inc New +157,000 +$8.47M 1.3%
Eaton Corp PLC Trimmed −30,100 −$8.18M 0.8%

Showing the 10 largest of 61 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 14, 2025

Company Action Shares changed Value of change % of portfolio
IT Ishares Tr Exited −198,200 −$16.6M —
Microsoft Corp Trimmed −35,350 −$14.9M 3.4%
EL Eli Lilly & Co Trimmed −16,863 −$13M 2.5%
NA Novo-nordisk A S Trimmed −143,775 −$12.4M 0.1%
BH Berkshire Hathaway Inc Del Trimmed −26,800 −$12.1M 3.8%
Booking Holdings Inc Added +2,250 +$11.2M 2.4%
Kkr & Co Inc Trimmed −70,100 −$10.4M 4.6%
Regeneron Pharmaceuticals Exited −8,390 −$8.82M —
Servicenow Inc New +6,700 +$7.1M 0.9%
Blackstone Inc Added +40,700 +$7.02M 3.2%

Showing the 10 largest of 75 changes.

Q3 2024

quarter ended September 30, 2024 · filed November 12, 2024

Company Action Shares changed Value of change % of portfolio
Advanced Micro Devices Inc Added +170,425 +$28M 5.4%
Visa Inc Trimmed −90,088 −$24.8M 0.9%
Micron Technology Inc Added +197,835 +$20.5M 4.3%
Goldman Sachs Group Inc New +35,900 +$17.8M 2.2%
Mckesson Corp Exited −29,135 −$17M —
Intuit Trimmed −27,345 −$17M 1.1%
IT Ishares Tr New +198,200 +$16.6M 2.0%
Blackstone Inc New +96,553 +$14.8M 1.8%
Apple Inc Trimmed −56,965 −$13.3M 4.4%
Meta Platforms Inc Added +21,800 +$12.5M 2.6%

Showing the 10 largest of 66 changes.

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