MAINSTREET INVESTMENT ADVISORS LLC

Filed: 5/11/2026ACC: 0001765380-26-000200

📋 What this filing means

MAINSTREET INVESTMENT ADVISORS LLC filed this quarterly 13F‑HR report disclosing 158 equity positions with a total reported market value of $664.54M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.

158

Positions

$664.54M

Total AUM (reported)

5.48M

Total Shares

Allocation by class

COMMON STOCK$459.51M69.1%

ETF$205.03M30.9%

Portfolio Concentration

Top 3$116.92M17.6%

4–10$143.73M21.6%

11–25$164.00M24.7%

Rest$239.88M36.1%

Top 3 weight

17.6%

Top 10 weight

39.2%

Voting Authority Distribution

Total shares with voting rights: 5.48M

Sole

Full voting authority

37.00

% of voting shares0.0%

Shared

Joint voting authority

0.00

% of voting shares0.0%

None

No voting authority

5.48M

% of voting shares100.0%

Investment Discretion (by position count)

Sole158

Shared0

Other0

Dominant voting typeNone · 100.0% of voting shares

Institutional Holdings158

Rows:

iShares Core S&P Mid-Cap ETF

SOLE

ETF

Shares635.08K

TypeSH

Market value$42.89M

6.45%

Sole

0.00

Shared

0.00

None

635.08K

iShares MSCI EAFE ETF

SOLE

ETF

Shares413.83K

TypeSH

Market value$40.20M

6.05%

Sole

0.00

Shared

0.00

None

413.83K

Apple Inc

SOLE

Common Stock

Shares133.34K

TypeSH

Market value$33.84M

5.09%

Sole

0.00

Shared

0.00

None

133.34K

Vanguard Short-Term Treasury E

SOLE

ETF

Shares500.44K

TypeSH

Market value$29.30M

4.41%

Sole

0.00

Shared

0.00

None

500.44K

Microsoft Corp

SOLE

Common Stock

Shares67.97K

TypeSH

Market value$25.16M

3.79%

Sole

0.00

Shared

0.00

None

67.97K

Alphabet Inc

SOLE

Common Stock

Shares68.83K

TypeSH

Market value$19.79M

2.98%

Sole

0.00

Shared

0.00

None

68.83K

iShares Core S&P Small-Cap ETF

SOLE

ETF

Shares153.95K

TypeSH

Market value$19.14M

2.88%

Sole

0.00

Shared

0.00

None

153.95K

JPMorgan Chase & Co

SOLE

Common Stock

Shares63.22K

TypeSH

Market value$18.60M

2.80%

Sole

4.00

Shared

0.00

None

63.21K

Blackrock Inc

SOLE

Common Stock

Shares17.03K

TypeSH

Market value$16.38M

2.47%

Sole

0.00

Shared

0.00

None

17.03K

Johnson & Johnson

SOLE

Common Stock

Shares62.88K

TypeSH

Market value$15.37M

2.31%

Sole

0.00

Shared

0.00

None

62.88K

Vanguard Intermediate-Term Tre

SOLE

ETF

Shares240.04K

TypeSH

Market value$14.29M

2.15%

Sole

0.00

Shared

0.00

None

240.04K

Caterpillar Inc

SOLE

Common Stock

Shares18.57K

TypeSH

Market value$13.16M

1.98%

Sole

0.00

Shared

0.00

None

18.57K

NVIDIA Corp

SOLE

Common Stock

Shares75.22K

TypeSH

Market value$13.12M

1.97%

Sole

0.00

Shared

0.00

None

75.22K

Broadcom Inc

SOLE

Common Stock

Shares41.42K

TypeSH

Market value$12.82M

1.93%

Sole

0.00

Shared

0.00

None

41.42K

AbbVie Inc

SOLE

Common Stock

Shares53.86K

TypeSH

Market value$11.71M

1.76%

Sole

0.00

Shared

0.00

None

53.86K

iShares Core S&P 500 ETF

SOLE

ETF

Shares17.91K

TypeSH

Market value$11.70M

1.76%

Sole

0.00

Shared

0.00

None

17.91K

Chevron Corp

SOLE

Common Stock

Shares53.37K

TypeSH

Market value$11.04M

1.66%

Sole

0.00

Shared

0.00

None

53.37K

Amazon.com Inc

SOLE

Common Stock

Shares50.86K

TypeSH

Market value$10.59M

1.59%

Sole

0.00

Shared

0.00

None

50.86K

Procter & Gamble Co/The

SOLE

Common Stock

Shares72.74K

TypeSH

Market value$10.51M

1.58%

Sole

0.00

Shared

0.00

None

72.74K

Vanguard FTSE Emerging Markets

SOLE

ETF

Shares191.87K

TypeSH

Market value$10.37M

1.56%

Sole

0.00

Shared

0.00

None

191.87K

Waste Management Inc

SOLE

Common Stock

Shares44.15K

TypeSH

Market value$10.15M

1.53%

Sole

0.00

Shared

0.00

None

44.15K

Home Depot Inc/The

SOLE

Common Stock

Shares27.41K

TypeSH

Market value$9.01M

1.36%

Sole

0.00

Shared

0.00

None

27.41K

McDonald's Corp

SOLE

Common Stock

Shares28.15K

TypeSH

Market value$8.75M

1.32%

Sole

0.00

Shared

0.00

None

28.15K

PepsiCo Inc

SOLE

Common Stock

Shares54.59K

TypeSH

Market value$8.48M

1.28%

Sole

0.00

Shared

0.00

None

54.59K

Honeywell International Inc

SOLE

Common Stock

Shares36.71K

TypeSH

Market value$8.30M

1.25%

Sole

5.00

Shared

0.00

None

36.70K

Issuer	Class	Shares	Type	Value / Portfolio %	Voting — Sole	None
iShares Core S&P Mid-Cap ETFSOLE	ETF	635.08K	SH	$42.89M 6.45%	0.00	635.08K
iShares MSCI EAFE ETFSOLE	ETF	413.83K	SH	$40.20M 6.05%	0.00	413.83K
Apple IncSOLE	Common Stock	133.34K	SH	$33.84M 5.09%	0.00	133.34K
Vanguard Short-Term Treasury ESOLE	ETF	500.44K	SH	$29.30M 4.41%	0.00	500.44K
Microsoft CorpSOLE	Common Stock	67.97K	SH	$25.16M 3.79%	0.00	67.97K
Alphabet IncSOLE	Common Stock	68.83K	SH	$19.79M 2.98%	0.00	68.83K
iShares Core S&P Small-Cap ETFSOLE	ETF	153.95K	SH	$19.14M 2.88%	0.00	153.95K
JPMorgan Chase & CoSOLE	Common Stock	63.22K	SH	$18.60M 2.80%	4.00	63.21K
Blackrock IncSOLE	Common Stock	17.03K	SH	$16.38M 2.47%	0.00	17.03K
Johnson & JohnsonSOLE	Common Stock	62.88K	SH	$15.37M 2.31%	0.00	62.88K
Vanguard Intermediate-Term TreSOLE	ETF	240.04K	SH	$14.29M 2.15%	0.00	240.04K
Caterpillar IncSOLE	Common Stock	18.57K	SH	$13.16M 1.98%	0.00	18.57K
NVIDIA CorpSOLE	Common Stock	75.22K	SH	$13.12M 1.97%	0.00	75.22K
Broadcom IncSOLE	Common Stock	41.42K	SH	$12.82M 1.93%	0.00	41.42K
AbbVie IncSOLE	Common Stock	53.86K	SH	$11.71M 1.76%	0.00	53.86K
iShares Core S&P 500 ETFSOLE	ETF	17.91K	SH	$11.70M 1.76%	0.00	17.91K
Chevron CorpSOLE	Common Stock	53.37K	SH	$11.04M 1.66%	0.00	53.37K
Amazon.com IncSOLE	Common Stock	50.86K	SH	$10.59M 1.59%	0.00	50.86K
Procter & Gamble Co/TheSOLE	Common Stock	72.74K	SH	$10.51M 1.58%	0.00	72.74K
Vanguard FTSE Emerging MarketsSOLE	ETF	191.87K	SH	$10.37M 1.56%	0.00	191.87K
Waste Management IncSOLE	Common Stock	44.15K	SH	$10.15M 1.53%	0.00	44.15K
Home Depot Inc/TheSOLE	Common Stock	27.41K	SH	$9.01M 1.36%	0.00	27.41K
McDonald's CorpSOLE	Common Stock	28.15K	SH	$8.75M 1.32%	0.00	28.15K
PepsiCo IncSOLE	Common Stock	54.59K	SH	$8.48M 1.28%	0.00	54.59K
Honeywell International IncSOLE	Common Stock	36.71K	SH	$8.30M 1.25%	5.00	36.70K

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