Columbia Asset Management

In its 13F for Q1 2026 (holdings as of March 31, 2026, filed April 21, 2026), Columbia Asset Management reported 170 stock positions worth $525.1 million. Its top holding was Apple (AAPL) at 9.6% of the portfolio, followed by Microsoft (MSFT, 6.4%) and Alphabet Class A (GOOGL, 4.1%). Compared with Q4 2025, it opened 7 new positions, sold out of 10, added to 58 and reduced 58. The biggest buy was Chevron (CVX, shares +4%) and the biggest sale an exit from Berkshire Hathaway Class B (BRK.B).

Most Recent 13F
Q2 2026
Location
Ann Arbor, MI
CIK
0001585047
Portfolio Value
$525.1M (Q1 2026)
SEC Filing
0002085853-26-000430 ↗ filed Apr 21, 2026

Holdings Value

0$200.0M$400.0M$600.0M Q1 2024: $493.0M Q1 2024 Q2 2024: $536.4M Q2 2024 Q3 2024: $573.8M Q3 2024 Q4 2024: $523.0M Q4 2024 Q1 2025: $489.5M Q1 2025 Q2 2025: $508.7M Q2 2025 Q3 2025: $534.3M Q3 2025 Q4 2025: $562.5M Q4 2025 Q1 2026: $525.1M $525.1M Q1 2026 Q2 2026: $575.2M Q2 2026

Holdings 170 stocks · $525.1M
AAPL Apple Inc. 9.57% 198,088 $50.3M Reduce -0.8%
MSFT Microsoft Corp. 6.35% 90,105 $33.4M Reduce -0.1%
GOOGL Alphabet Inc. Class A 4.06% 74,081 $21.3M Reduce -4.0%
ERIE Erie Indemnity Company Class A 3.47% 72,569 $18.2M Add +1.1%
AMZN Amazon.com Inc. 3.35% 84,489 $17.6M Add +0.2%
V Visa Inc. Class A 2.94% 51,136 $15.5M Reduce -1.3%
AVGO Broadcom Inc. 2.80% 47,472 $14.7M Reduce -2.3%
MRK Merck & Co. Inc. 2.56% 111,663 $13.4M Add +0.1%
JNJ Johnson & Johnson 2.53% 54,270 $13.3M Reduce -3.2%
CAT Caterpillar Inc. 2.03% 15,058 $10.7M Reduce -0.2%
GOOG Alphabet Inc. Class C 1.95% 35,616 $10.2M Reduce -0.5%
JPM JPMorgan Chase & Co. 1.85% 33,083 $9.7M Reduce -1.7%
SPY SS SPDR S&P 500 ETF Trust-US 1.75% 14,166 $9.2M Add +2.0%
AMGN Amgen Inc. 1.50% 22,420 $7.9M Reduce -2.5%
LLY Eli Lilly & Co. 1.48% 8,431 $7.8M Add +1.0%
ABBV Abbvie Inc. 1.46% 35,329 $7.7M Reduce -0.4%
CVX Chevron Corp. 1.43% 36,182 $7.5M Add +3.6%
SBUX Starbucks Corp. 1.39% 81,445 $7.3M Reduce -3.3%
VZ Verizon Communications Inc. 1.39% 145,152 $7.3M Reduce -1.1%
IBM Intl Business Machines Corp. filed as INTERNATIONAL BUSINESS MACHS 1.35% 29,244 $7.1M Reduce -9.9%
CSCO Cisco Systems Inc. 1.33% 89,982 $7.0M Reduce -7.2%
BP BP PLC-Spons ADR 1.16% 129,274 $6.1M Add +2.7%
UNP Union Pacific Corp. 1.12% 24,343 $5.9M Add +4.0%
NVDA Nvidia Corp. 1.10% 33,179 $5.8M Add +1.1%
PG The Procter & Gamble Co. 1.09% 39,737 $5.7M Reduce -1.8%
KO The Coca-Cola Co. 1.05% 72,207 $5.5M Reduce -1.6%
PFE Pfizer Inc. 1.04% 194,260 $5.5M Add +0.9%
NKE Nike Inc. Class B 1.02% 101,202 $5.3M Add +5.1%
MDT Medtronic PLC 1.02% 61,560 $5.3M Reduce -1.1%
TGT Target Corp. 0.97% 41,957 $5.1M Add +9.7%
PEP Pepsico Inc. 0.95% 31,968 $5.0M Add +4.5%
MCD McDonald's Corp. 0.94% 15,888 $4.9M Reduce -0.5%
SYK Stryker Corp. 0.88% 14,012 $4.6M Reduce -3.8%
DE Deere & Co. 0.86% 8,001 $4.5M Add +0.0%
COST Costco Wholesale Corp. 0.85% 4,503 $4.5M Add +0.7%
VB Vanguard Most SM-Cap ETF-Usd 0.84% 16,871 $4.4M Add +19.9%
VIG Vanguard Dividend Apprec ETF 0.82% 20,139 $4.3M Add +3.2%
VXUS Vanguard Total Intl Stock 0.81% 54,846 $4.2M Add +58.1%
GLW Corning Inc. 0.79% 30,656 $4.2M Reduce -11.5%
HD Home Depot Inc. 0.79% 12,552 $4.1M Reduce -4.0%
XOM Exxon Mobil Corp. 0.75% 23,061 $3.9M Add +1.6%
UPS United Parcel Service Class B 0.74% 39,370 $3.9M Add +3.2%
ADBE Adobe Inc. 0.71% 15,259 $3.7M Reduce -3.9%
SHEL Shell PLC-ADR 0.69% 38,900 $3.6M Reduce -2.5%
AXP American Express Co. 0.68% 11,794 $3.6M Reduce -0.5%
DIS The Walt Disney Co. filed as DISNEY WALT CO 0.64% 34,651 $3.3M Reduce -1.5%
NFLX Netflix Inc. 0.63% 34,548 $3.3M Add +6.0%
VO Vngrd Mrngstr MD-Cap ETF-Usd 0.63% 11,561 $3.3M Add +6.5%
VUG Vanguard Mrngstar GR ETF-Sui 0.58% 6,915 $3.0M Add +4.9%
HON Honeywell International Inc. 0.57% 13,283 $3.0M Reduce -0.1%
T AT&T Inc. 0.54% 97,382 $2.8M Add +1.0%
ITW Illinois Tool Works 0.52% 10,390 $2.7M No change
C Citigroup Inc. 0.51% 23,717 $2.7M Reduce -8.1%
BSV Vanguard Short-Term Bond ETF 0.49% 32,707 $2.6M Add +0.1%
ASML ASML Holding NV-NY Reg SHS filed as ASML HLDG NV 0.47% 1,849 $2.4M Reduce -0.4%
SCHW Schwab (charles) Corp. 0.46% 25,712 $2.4M Add +0.3%
SONY Sony Group Corp. - SP ADR 0.42% 107,500 $2.2M Reduce -2.0%
WM Waste Management Inc. 0.41% 9,335 $2.1M No change
MMM 3M Co. 0.40% 14,586 $2.1M Reduce -9.8%
DECK Deckers Outdoor Corp. 0.40% 21,037 $2.1M Reduce -0.6%
MU Micron Technology Inc. 0.36% 5,643 $1.9M Add +45.6%
GE General Electric filed as GE AEROSPACE 0.34% 6,214 $1.8M Reduce -11.0%
GLD SPDR Gold Shares 0.33% 4,055 $1.7M Add +3.1%
DUK Duke Energy Corp. 0.33% 13,144 $1.7M Add +5.7%
USB US Bancorp 0.32% 32,463 $1.7M Add +1.5%
TROW T Rowe Price Group Inc. filed as PRICE T ROWE GROUP INC 0.32% 18,365 $1.7M Add +1.1%
BATRK Atlanta Braves Holdings in-C 0.31% 38,640 $1.6M Add +0.6%
IEFA iShares Core MSCI Eafe ETF 0.31% 17,994 $1.6M Add +11.5%
AEP American Electric Power 0.29% 11,629 $1.5M Add +10.4%
GS Goldman Sachs Group Inc. 0.29% 1,787 $1.5M Reduce -7.7%
DTE DTE Energy Company 0.29% 10,238 $1.5M Reduce -0.8%
QCOM Qualcomm Inc. 0.28% 11,278 $1.5M Reduce -8.5%
PSA Public Storage 0.28% 5,356 $1.5M Reduce -2.1%
BNY Bank of New York Mellon Corp. filed as BANK NEW YORK MELLON CORP 0.27% 12,117 $1.4M Reduce -10.5%
AMT American Tower Corp. 0.25% 7,732 $1.3M Add +4.3%
CLX Clorox Company 0.25% 12,576 $1.3M Add +14.7%
VRTX Vertex Pharmaceuticals Inc. 0.25% 2,889 $1.3M Add +28.8%
EMR Emerson Electric Co. 0.24% 9,539 $1.2M Add +0.0%
GD General Dynamics Corp. 0.23% 3,573 $1.2M Add +1.3%
RIO Rio Tinto PLC-Spon ADR 0.22% 12,245 $1.1M Add +21.4%
ORCL Oracle Corp. 0.21% 7,572 $1.1M Reduce -15.0%
CB Chubb Ltd. 0.20% 3,296 $1.1M No change
EXPE Expedia Group Inc. 0.20% 4,620 $1.1M Add +1.6%
IWR iShares Russell Mid-Cap ETF 0.20% 10,872 $1.1M No change
ORLY O'reilly Automotive Inc. 0.20% 11,325 $1.0M No change
LRCX Lam Research Corp. 0.19% 4,750 $1.0M No change
UL Unilever PLC-Sponsored ADR 0.19% 17,449 $994K Add +3.0%
EQNR Equinor ASA-Spon ADR 0.18% 22,835 $964K Add +77.2%
WMT Walmart Inc. 0.18% 7,402 $920K Reduce -14.1%
PM Philip Morris International 0.17% 5,455 $902K No change
MO Altria Group Inc. 0.16% 12,890 $851K No change
MDLZ Mondelez International Inc. Class A 0.16% 14,404 $830K Add +4.0%
AZN Astrazeneca PLC 0.16% 4,189 $826K No change
TJX TJX Companies Inc. filed as TJX COS INC NEW 0.15% 4,797 $766K Reduce -54.3%
BLK BlackRock Inc. 0.14% 786 $756K Reduce -16.7%
CMCSA Comcast Corp. Class A 0.14% 26,274 $754K Add +14.9%
SO The Southern Co. 0.14% 7,769 $750K Add +0.1%
VWO Vanguard Ftse Emerging Marke 0.14% 13,834 $748K No change
BAC Bank of America Corp. filed as BANK AMERICA CORP 0.14% 15,015 $732K Reduce -19.2%
INTC Intel Corp. 0.14% 16,380 $723K Reduce -23.1%
NEM Newmont Corp. 0.13% 6,253 $677K Add +3.2%
CARR Carrier Global Corp. 0.12% 11,226 $632K No change
QQQM Invesco Nasdaq 100 ETF 0.12% 2,631 $625K No change
SHW The Sherwin-Williams Co. 0.12% 1,893 $607K No change
IRM Iron Mountain Inc. filed as IRON MTN INC DEL 0.12% 5,912 $604K Reduce -7.5%
LULU Lululemon Athletica Inc. 0.11% 3,830 $586K Reduce -13.1%
ETN Eaton Corp. PLC 0.11% 1,630 $583K Reduce -7.1%
DELL Dell Technologies -C 0.11% 3,385 $556K New
CI The Cigna Group 0.11% 2,079 $555K No change
GNRC Generac Holdings Inc. 0.10% 2,809 $549K Reduce -48.5%
GEV GE Vernova Inc. 0.10% 603 $527K Reduce -38.4%
HSY The Hershey Co. 0.10% 2,524 $525K No change
KHC The Kraft Heinz Co. 0.10% 23,102 $520K Reduce -9.4%
TSLA Tesla Inc. 0.10% 1,379 $513K Reduce -4.6%
IVV iShares Core S&P 500 ETF 0.10% 766 $500K No change
ODFL Old Dominion Freight Line 0.10% 2,558 $500K No change
CHDN Churchill Downs Inc. 0.09% 5,540 $498K Reduce -2.5%
MCHP Microchip Technology Inc. 0.09% 7,433 $480K No change
GIS General Mills Inc. 0.09% 12,890 $480K Reduce -11.7%
FDX FedEx Corp. 0.09% 1,329 $473K No change
MTD Mettler-Toledo International 0.09% 375 $473K No change
ABT Abbott Laboratories 0.09% 4,591 $471K No change
GILD Gilead Sciences Inc. 0.08% 3,085 $430K No change
RACE Ferrari NV 0.08% 1,250 $423K Reduce -2.0%
DOW Dow Inc. filed as DOW HLDGS INC 0.08% 10,022 $417K Reduce -1.5%
AEM Agnico Eagle Mines Ltd. 0.08% 2,030 $412K No change
CL Colgate-Palmolive Co. 0.08% 4,830 $412K Add +5.7%
META Meta Platforms Inc. Class A 0.07% 686 $393K Add +4.6%
GPC Genuine Parts Co. 0.07% 3,700 $391K Reduce -21.1%
JEPI JPMorgan Equity Premium Inco 0.07% 6,894 $391K No change
BA The Boeing Co. 0.07% 1,962 $390K No change
FITB Fifth Third Bancorp 0.07% 8,342 $388K New
AGI Alamos Gold Inc. Class A 0.07% 8,695 $386K No change
TD Toronto-Dominion Bank 0.07% 4,135 $386K Add +7.8%
ADP Automatic Data Processing 0.07% 1,764 $358K Add +0.2%
PSX Phillips 66 0.07% 1,878 $342K No change
VBR Vngrd Mrngst SL-CP Val ETF-U 0.07% 1,573 $342K No change
D Dominion Energy Inc. 0.06% 5,454 $337K New
BMY Bristol-Myers Squibb Co. 0.06% 5,425 $329K Add +5.0%
EA Electronic Arts Inc. 0.06% 1,450 $296K No change
GSK GSK PLC-Spon ADR 0.06% 5,333 $294K Add +0.1%
STX Seagate Technology Holdings 0.06% 750 $294K No change
YETI Yeti Holdings Inc. filed as YETI HLDGS INC 0.06% 8,020 $293K No change
ED Consolidated Edison Inc. 0.06% 2,558 $290K No change
KMB Kimberly-Clark Corp. 0.05% 2,960 $286K No change
JEPQ JPM Nasdaq Equity Premium filed as J P MORGAN EXCHANGE TRADED F 0.05% 5,028 $279K No change
DEO Diageo PLC-Sponsored ADR 0.05% 3,723 $277K No change
WTM White Mountains Insurance GP 0.05% 125 $275K No change
SCHF Schwab Intl Equity ETF 0.05% 11,073 $274K Add +9.9%
UBS UBS Group AG-Reg 0.05% 6,998 $273K Add +0.9%
CTVA Corteva Inc. 0.05% 3,264 $273K Add +0.1%
MAR Marriott International Class A 0.05% 825 $270K No change
MPC Marathon Petroleum Corp. 0.05% 1,100 $269K New
SIRI Sirius XM Holdings Inc. 0.05% 11,495 $265K Reduce -11.5%
DDOG Datadog Inc. Class A 0.05% 2,240 $264K No change
INTU Intuit Inc. 0.05% 602 $260K No change
SJM The JM Smucker Co. filed as SMUCKER J M CO 0.05% 2,545 $245K Add +1.6%
WPC WP Carey Inc. 0.04% 3,475 $236K Reduce -4.1%
GRMN Garmin Ltd. 0.04% 1,000 $232K No change
VHT Vanguard Health Care ETF 0.04% 840 $229K No change
MAS Masco Corp. 0.04% 3,750 $226K No change
WAT Waters Corp. 0.04% 744 $222K Add +5.5%
DTM DT Midstream Inc. 0.04% 1,633 $220K New
VT Vanguard Tot World STK ETF 0.04% 1,570 $217K New
CMI Cummins Inc. 0.04% 400 $215K No change
MNST Monster Beverage Corp. 0.04% 2,895 $210K No change
IWD iShares Russell 1000 Value E 0.04% 980 $209K No change
TTE Totalenergies SE 0.04% 2,280 $207K New
BIL SS SPDR BB 1-3M T-Bill ETF 0.04% 2,250 $206K No change
F Ford Motor Co. filed as FORD MTR CO 0.03% 11,908 $137K No change

Portfolio Sells Q4 2025 → Q1 2026
BRK.B Berkshire Hathaway Inc. Class B Sold out 0.00% −3.33
MSFT Microsoft Corp. Reduce -0.1% 6.35% −1.40
IBM Intl Business Machines Corp. Reduce -9.9% 1.35% −0.36
V Visa Inc. Class A Reduce -1.3% 2.94% −0.29
ADBE Adobe Inc. Reduce -3.9% 0.71% −0.28
GOOGL Alphabet Inc. Class A Reduce -4.0% 4.06% −0.24
AVGO Broadcom Inc. Reduce -2.3% 2.80% −0.19
TJX TJX Companies Inc. Reduce -54.3% 0.15% −0.14
SEE Sealed Air Corp. Sold out 0.00% −0.11
AXP American Express Co. Reduce -0.5% 0.68% −0.10
QCOM Qualcomm Inc. Reduce -8.5% 0.28% −0.10
ORCL Oracle Corp. Reduce -15.0% 0.21% −0.10
UNH Unitedhealth Group Inc. Sold out 0.00% −0.09
CMA Comerica Inc. Sold out 0.00% −0.08
SONY Sony Group Corp. - SP ADR Reduce -2.0% 0.42% −0.08
DIS The Walt Disney Co. Reduce -1.5% 0.64% −0.08
JPM JPMorgan Chase & Co. Reduce -1.7% 1.85% −0.07
CVS CVS Health Corp. Sold out 0.00% −0.07
AAPL Apple Inc. Reduce -0.8% 9.57% −0.07
MMM 3M Co. Reduce -9.8% 0.40% −0.06
GOOG Alphabet Inc. Class C Reduce -0.5% 1.95% −0.05
LULU Lululemon Athletica Inc. Reduce -13.1% 0.11% −0.05
MDT Medtronic PLC Reduce -1.1% 1.02% −0.05
GE General Electric Reduce -11.0% 0.34% −0.05
PLTR Palantir Technologies Inc. Class A Sold out 0.00% −0.05
BAC Bank of America Corp. Reduce -19.2% 0.14% −0.04
MA Mastercard Inc. Class A Sold out 0.00% −0.04
BLK BlackRock Inc. Reduce -16.7% 0.14% −0.04
SYK Stryker Corp. Reduce -3.8% 0.88% −0.03
GIS General Mills Inc. Reduce -11.7% 0.09% −0.03
GPC Genuine Parts Co. Reduce -21.1% 0.07% −0.03
GNRC Generac Holdings Inc. Reduce -48.5% 0.10% −0.03
C Citigroup Inc. Reduce -8.1% 0.51% −0.02
IWN iShares Russell 2000 Value E Sold out 0.00% −0.02
CHDN Churchill Downs Inc. Reduce -2.5% 0.09% −0.02
TSLA Tesla Inc. Reduce -4.6% 0.10% −0.02
GS Goldman Sachs Group Inc. Reduce -7.7% 0.29% −0.01
GEV GE Vernova Inc. Reduce -38.4% 0.10% −0.01
HD Home Depot Inc. Reduce -4.0% 0.79% −0.01
KHC The Kraft Heinz Co. Reduce -9.4% 0.10% −0.01
BNY Bank of New York Mellon Corp. Reduce -10.5% 0.27% −0.01
IWM iShares Russell 2000 ETF Sold out 0.00% −0.01
RACE Ferrari NV Reduce -2.0% 0.08% −0.00
INTC Intel Corp. Reduce -23.1% 0.14% −0.00
VTI VG Morningstar TS MKT ETF-US Sold out 0.00% −0.00
CSCO Cisco Systems Inc. Reduce -7.2% 1.33% +0.00
WPC WP Carey Inc. Reduce -4.1% 0.04% +0.00
SIRI Sirius XM Holdings Inc. Reduce -11.5% 0.05% +0.00
WMT Walmart Inc. Reduce -14.1% 0.18% +0.00
DECK Deckers Outdoor Corp. Reduce -0.6% 0.40% +0.01

Portfolio Buys Q4 2025 → Q1 2026
CVX Chevron Corp. Add +3.6% 1.43% +0.48
MRK Merck & Co. Inc. Add +0.1% 2.56% +0.47
BP BP PLC-Spons ADR Add +2.7% 1.16% +0.38
VXUS Vanguard Total Intl Stock Add +58.1% 0.81% +0.34
TGT Target Corp. Add +9.7% 0.97% +0.30
XOM Exxon Mobil Corp. Add +1.6% 0.75% +0.26
VB Vanguard Most SM-Cap ETF-Usd Add +19.9% 0.84% +0.20
DE Deere & Co. Add +0.0% 0.86% +0.20
PFE Pfizer Inc. Add +0.9% 1.04% +0.19
COST Costco Wholesale Corp. Add +0.7% 0.85% +0.17
MU Micron Technology Inc. Add +45.6% 0.36% +0.17
PEP Pepsico Inc. Add +4.5% 0.95% +0.17
UNP Union Pacific Corp. Add +4.0% 1.12% +0.16
EQNR Equinor ASA-Spon ADR Add +77.2% 0.18% +0.13
T AT&T Inc. Add +1.0% 0.54% +0.11
DELL Dell Technologies -C New 0.11% +0.11
NFLX Netflix Inc. Add +6.0% 0.63% +0.09
AEP American Electric Power Add +10.4% 0.29% +0.07
RIO Rio Tinto PLC-Spon ADR Add +21.4% 0.22% +0.07
FITB Fifth Third Bancorp New 0.07% +0.07
VO Vngrd Mrngstr MD-Cap ETF-Usd Add +6.5% 0.63% +0.07
SPY SS SPDR S&P 500 ETF Trust-US Add +2.0% 1.75% +0.07
DUK Duke Energy Corp. Add +5.7% 0.33% +0.07
VRTX Vertex Pharmaceuticals Inc. Add +28.8% 0.25% +0.06
UPS United Parcel Service Class B Add +3.2% 0.74% +0.06
D Dominion Energy Inc. New 0.06% +0.06
VIG Vanguard Dividend Apprec ETF Add +3.2% 0.82% +0.06
GLD SPDR Gold Shares Add +3.1% 0.33% +0.06
IEFA iShares Core MSCI Eafe ETF Add +11.5% 0.31% +0.05
CLX Clorox Company Add +14.7% 0.25% +0.05
MPC Marathon Petroleum Corp. New 0.05% +0.05
BATRK Atlanta Braves Holdings in-C Add +0.6% 0.31% +0.04
DTM DT Midstream Inc. New 0.04% +0.04
VT Vanguard Tot World STK ETF New 0.04% +0.04
TTE Totalenergies SE New 0.04% +0.04
BSV Vanguard Short-Term Bond ETF Add +0.1% 0.49% +0.03
MDLZ Mondelez International Inc. Class A Add +4.0% 0.16% +0.03
AMT American Tower Corp. Add +4.3% 0.25% +0.02
GD General Dynamics Corp. Add +1.3% 0.23% +0.02
SO The Southern Co. Add +0.1% 0.14% +0.02
CMCSA Comcast Corp. Class A Add +14.9% 0.14% +0.02
NEM Newmont Corp. Add +3.2% 0.13% +0.02
USB US Bancorp Add +1.5% 0.32% +0.02
NVDA Nvidia Corp. Add +1.1% 1.10% +0.01
CL Colgate-Palmolive Co. Add +5.7% 0.08% +0.01
CTVA Corteva Inc. Add +0.1% 0.05% +0.01
BMY Bristol-Myers Squibb Co. Add +5.0% 0.06% +0.01
EMR Emerson Electric Co. Add +0.0% 0.24% +0.01
GSK GSK PLC-Spon ADR Add +0.1% 0.06% +0.01
TD Toronto-Dominion Bank Add +7.8% 0.07% +0.01

Options Activity Q4 2025 → Q1 2026
DIS The Walt Disney Co. call Sold out 1,000 $114Kbefore exit

Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 168$575.2MAAPL, MSFT, GOOGL, AMZN, ERIE
Q1 2026 170$525.1MAAPL, MSFT, GOOGL, ERIE, AMZN
Q4 2025 173$562.5MAAPL, MSFT, GOOGL, ERIE, AMZN
Q3 2025 167$534.3MAAPL, MSFT, ERIE, GOOGL, AMZN
Q2 2025 169$508.7MMSFT, AAPL, ERIE, V, AMZN
Q1 2025 177$489.5MAAPL, MSFT, ERIE, V, AMZN
Q4 2024 185$523.0MAAPL, MSFT, ERIE, AMZN, V
Q3 2024 179$573.8MAAPL, MSFT, ERIE, AMZN, BRK.B
Q2 2024 170$536.4MAAPL, MSFT, ERIE, AMZN, MRK
Q1 2024 164$493.0MAAPL, MSFT, ERIE, V, MRK