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Super Investors ARTHUR M. COHEN & ASSOCIATES, LLC
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ARTHUR M. COHEN & ASSOCIATES, LLC

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

Portfolio value
$666M
Positions
135
Quarter ended
September 30, 2026
Filed
October 26, 2026

Reported portfolio value by quarter (40 quarters reported)

$666M $189M
Q3 14 Q4 18 Q4 20 Q4 22 Q4 24 Q3 26

$215M in Q3 2014 → $666M now. Hover for any quarter.

Holdings

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

Holding % of portfolio Activity Shares Value
Nvidia Corporation 11.5% Trimmed 1.7% 336,044 $76.7M
Apple Inc 8.7% Trimmed 1.0% 174,774 $58.2M
IE Invesco Exch Traded Fd Tr Ii 7.1% Added 2.7% 155,058 $47.2M
Alphabet Inc 6.2% Trimmed 2.4% 120,271 $40.9M
BH Berkshire Hathaway Inc Del 5.5% Trimmed 0.8% 73,015 $36.4M
SS State Str SPDR S&P 500 ETF T 5.0% Trimmed 3.6% 43,573 $33.2M
Amazon Com Inc 4.7% Trimmed 2.2% 126,551 $31.5M
Microsoft Corp 4.4% Trimmed 0.7% 57,590 $29.5M
EL Eli Lilly & Co 3.8% Trimmed 0.4% 21,973 $25.4M
DD Danaher Corp Del 3.7% Trimmed 7.1% 111,529 $24.7M
CH Crowdstrike Hldgs Inc 3.1% Added 302% 79,171 $21M
VW Vanguard Whitehall Fds 2.4% Trimmed 79% 102,966 $16M
Costco Wholesale Corporation 2.2% Added 0.3% 16,415 $14.9M
Blackrock Inc 1.7% Trimmed 0.9% 10,774 $11.4M
BH Berkshire Hathaway Inc Del 1.7% Unchanged 15 $11.2M
Netflix Inc. 1.2% Trimmed 1.7% 119,318 $8.3M
Marvell Technology Inc 1.2% Trimmed 5.6% 30,772 $8.13M
Meta Platforms Inc 1.2% Trimmed 0.0% 11,132 $8.07M
IQ Invesco Qqq Tr 1.1% Trimmed 0.3% 10,249 $7.58M
Rtx Corporation 1.1% Added 0.6% 39,761 $7.38M
Progressive Corp 1.0% Trimmed 2.0% 32,509 $6.74M
Shopify Inc 0.9% Trimmed 2.5% 41,915 $6.22M
VI Vanguard Index Fds 0.9% Trimmed 0.6% 8,713 $6.11M
Palo Alto Networks Inc 0.9% Trimmed 3.2% 14,850 $5.9M
TS Taiwan Semiconductor Manufac 0.8% Added 0.4% 11,357 $5.18M
AH Asml Hldg Nv 0.8% Added 14% 2,781 $5.04M
Thermo Fisher Scientific Inc 0.6% Trimmed 5.7% 5,942 $4.01M
VS Veeva Sys Inc 0.6% Trimmed 1.0% 13,461 $3.84M
Intuitive Surgical Inc 0.6% Trimmed 5.1% 9,004 $3.66M
Eaton Corp PLC 0.5% Added 12% 8,492 $3.65M
GA Ge Aerospace 0.5% Added 12% 11,321 $3.54M
Palantir Technologies Inc 0.5% Trimmed 7.6% 18,511 $3.46M
Visa Inc 0.5% Unchanged 8,393 $3.02M
Equinix Inc 0.5% Added 1.7% 2,980 $3.01M
Alphabet Inc 0.4% Unchanged 8,376 $2.88M
Johnson & Johnson 0.4% Added 0.9% 10,736 $2.84M
AC Arch Cap Group Ltd 0.4% Trimmed 3.4% 29,263 $2.7M
Home Depot Inc 0.4% Trimmed 22% 9,490 $2.7M
Veralto Corp 0.4% Trimmed 22% 28,545 $2.69M
Walmart Inc 0.4% Added 2.5% 24,946 $2.59M
Mastercard Incorporated 0.4% Trimmed 1.1% 4,698 $2.59M
PT Proshares Tr 0.4% Trimmed 13% 47,540 $2.57M
FT First Tr Exchange-traded Fd 0.3% Trimmed 1.5% 21,936 $2.28M
Vertiv Holdings Co 0.3% Added 5.5% 9,166 $2.21M
GA Gallagher Arthur J & Co 0.3% Trimmed 18% 9,528 $2.17M
Broadcom Inc 0.3% Unchanged 5,486 $1.93M
Ge Vernova Inc 0.3% Added 10% 1,998 $1.9M
Abbvie Inc 0.3% Trimmed 6.0% 7,025 $1.84M
SS Schwab Strategic Tr 0.3% Unchanged 50,648 $1.82M
IT Ishares Tr 0.3% Added 0.2% 2,308 $1.77M
Salesforce Inc 0.3% Trimmed 9.7% 7,582 $1.74M
Jpmorgan Chase & Co 0.3% Unchanged 5,209 $1.72M
Amgen Inc 0.2% Trimmed 7.5% 3,681 $1.55M
CG Cboe Global Mkts Inc 0.2% Unchanged 5,160 $1.42M
SS State Str SPDR S&P Midcap 40 0.2% Added 0.1% 1,995 $1.31M
IB International Business Machs 0.2% Trimmed 9.9% 5,861 $1.29M
SS SPDR Series Trust 0.2% Unchanged 13,404 $1.23M
Axon Enterprise Inc 0.2% Trimmed 7.8% 2,915 $1.23M
IE Invesco Exchange Traded Fd T 0.2% Unchanged 13,090 $1.1M
Oracle Corp 0.2% Trimmed 19% 7,900 $1.08M

Showing top 60 of 135 positions.

Timeline of changes

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

Q3 2026

quarter ended September 30, 2026 · filed October 26, 2026

Company Action Shares changed Value of change % of portfolio
VW Vanguard Whitehall Fds Trimmed −395,878 −$61.4M 2.4%
CH Crowdstrike Hldgs Inc Added +59,485 +$15.7M 3.1%
DD Danaher Corp Del Trimmed −8,505 −$1.88M 3.7%
Nvidia Corporation Trimmed −5,945 −$1.36M 11.5%
IE Invesco Exch Traded Fd Tr Ii Added +4,149 +$1.26M 7.1%
SS State Str SPDR S&P 500 ETF T Trimmed −1,634 −$1.25M 5.0%
Alphabet Inc Trimmed −3,014 −$1.03M 6.2%
Veralto Corp Trimmed −8,219 −$775K 0.4%
Home Depot Inc Trimmed −2,688 −$765K 0.4%
Amazon Com Inc Trimmed −2,870 −$715K 4.7%

Showing the 10 largest of 90 changes.

Q2 2026

quarter ended June 30, 2026 · filed August 11, 2026

Company Action Shares changed Value of change % of portfolio
VW Vanguard Whitehall Fds Added +401,842 +$12.6M 2.4%
Apple Inc Added +10,203 +$2.95M 8.0%
DD Danaher Corp Del Trimmed −13,743 −$2.62M 3.6%
BH Berkshire Hathaway Inc Del Added +4,305 +$2.15M 5.8%
PT Proshares Tr Added +27,827 +$1.56M 0.5%
BH Berkshire Hathaway Inc Del Trimmed −1 −$749K 1.8%
AH Asml Hldg Nv Added +363 +$722K 0.8%
Nvidia Corporation Trimmed −3,403 −$681K 10.7%
Micron Technology Inc New +584 +$674K 0.1%
Microsoft Corp Added +1,631 +$608K 3.4%

Showing the 10 largest of 95 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 08, 2026

Company Action Shares changed Value of change % of portfolio
DD Danaher Corp Del Trimmed −18,889 −$3.6M 4.5%
Alphabet Inc Trimmed −3,487 −$1.03M 6.5%
Nvidia Corporation Trimmed −5,633 −$995K 10.9%
BH Berkshire Hathaway Inc Del Trimmed −1,682 −$805K 5.9%
AH Asml Hldg Nv Added +494 +$672K 0.5%
Apple Inc Trimmed −2,095 −$536K 7.6%
Veralto Corp Trimmed −4,683 −$412K 0.6%
Alphabet Inc Trimmed −1,240 −$369K 0.5%
Home Depot Inc Trimmed −1,118 −$368K 0.8%
SS State Str SPDR S&P 500 ETF T Trimmed −559 −$366K 5.3%

Showing the 10 largest of 91 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 17, 2026

Company Action Shares changed Value of change % of portfolio
Netflix Inc Added +108,974 +$10.2M 1.9%
Chipotle Mexican Grill Inc Exited −54,135 −$2.12M —
Danaher Corporation Trimmed −6,336 −$1.45M 5.7%
SS SPDR S&P 500 ETF Tr Added +1,691 +$1.15M 5.1%
AH Asml Holding N V Added +802 +$858K 0.3%
GA Ge Aerospace Added +2,735 +$842K 0.4%
BH Berkshire Hathaway Inc Del Added +1,526 +$767K 5.8%
Alphabet Inc Trimmed −2,143 −$672K 6.6%
IB International Business Machs Added +2,004 +$594K 0.3%
Apple Inc Trimmed −2,042 −$555K 7.5%

Showing the 10 largest of 97 changes.

Q3 2025

quarter ended September 30, 2025 · filed October 14, 2025

Company Action Shares changed Value of change % of portfolio
Danaher Corporation Trimmed −29,130 −$5.78M 5.3%
Nvidia Corporation Trimmed −10,531 −$1.96M 11.0%
SS SPDR S&P 500 ETF Tr Trimmed −1,727 −$1.15M 5.0%
IB International Business Machs New +3,331 +$940K 0.2%
BH Berkshire Hathaway Inc Del Trimmed −1,674 −$842K 5.9%
BH Berkshire Hathaway Inc Del Trimmed −1 −$754K 2.0%
Apple Inc Trimmed −2,955 −$752K 7.3%
Onespan Inc Trimmed −47,310 −$752K 0.1%
Amazon Com Inc Trimmed −2,639 −$579K 4.8%
Thermo Fisher Scientific Inc Trimmed −1,095 −$531K 0.6%

Showing the 10 largest of 86 changes.

Q2 2025

quarter ended June 30, 2025 · filed July 11, 2025

Company Action Shares changed Value of change % of portfolio
Blackrock Inc New +11,128 +$11.7M 2.1%
Blackrock Inc Exited −11,119 −$10.5M —
Danaher Corporation Trimmed −18,079 −$3.57M 6.6%
CW Costco Whsl Corp New Trimmed −3,151 −$3.12M 2.8%
UH United Health Group Inc Exited −2,041 −$1.07M —
Nvidia Corporation Trimmed −5,251 −$830K 10.1%
BH Berkshire Hathaway Inc Del Trimmed −1,578 −$767K 6.1%
BH Berkshire Hathaway Inc Del Trimmed −1 −$729K 2.2%
EL Eli Lilly & Co Trimmed −875 −$682K 3.1%
Netflix Inc Trimmed −503 −$674K 2.8%

Showing the 10 largest of 90 changes.

Q1 2025

quarter ended March 31, 2025 · filed April 10, 2025

Company Action Shares changed Value of change % of portfolio
Meta Platforms Added +10,935 +$6.3M 1.2%
SS SPDR S&P 500 ETF Tr Trimmed −4,259 −$2.38M 4.9%
CW Costco Whsl Corp New Added +2,738 +$2.2M 2.9%
IE Invesco Exch Traded Fd Tr Ii Added +10,473 +$2.02M 5.4%
BH Berkshire Hathaway Inc Del Trimmed −3,048 −$1.62M 7.4%
DD Danaher Corp Del Trimmed −6,428 −$1.32M 8.1%
Nvidia Corp Trimmed −9,555 −$1.04M 7.6%
MG Mercury Gen Corp Exited −13,700 −$911K —
IT Ishares Tr Trimmed −4,164 −$830K 0.1%
Zoetis Inc Exited −4,495 −$732K —

Showing the 10 largest of 108 changes.

Q4 2024

quarter ended December 31, 2024 · filed January 15, 2025

Company Action Shares changed Value of change % of portfolio
Meta Platforms Trimmed −9,967 −$467M 1.1%
CM Chipotle Mexican Grill Inc Com New +59,753 +$3.6M 0.6%
CM Chipotle Mex Grill Exited −59,290 −$3.39M —
Apple Trimmed −7,845 −$1.96M 7.9%
Palo Alto Networks Inc Added +6,476 +$1.18M 0.4%
Microsoft Corp Trimmed −2,618 −$1.1M 4.4%
SS Schwab Strategic Tr Added +37,986 +$1.06M 0.3%
Palantir Technologies Inc New +13,908 +$1.05M 0.2%
IE Invesco Exch Traded Fd Tr Ii Added +4,879 +$1.03M 5.1%
LE Lilly Eli & Co Trimmed −1,291 −$997K 3.3%

Showing the 10 largest of 103 changes.

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