MainStreet Investment Advisors LLC

CIK 0001729854 · CHICAGO, IL · Quarter end: 2026-06-30 · Filed on: 2026-08-12 · Open the SEC source

MainStreet Investment Advisors LLC reported 166 positions worth $734.3M as of June 30, 2026 (13F filed August 12, 2026). Largest holding: IJH (6.3%).

Portfolio Value (AUM)Total value of the fund's US stock portfolio reported to the SEC.
$734.3M
2026 Q2
Positions
166
Top-10 ConcentrationHow much of the portfolio sits in the 10 largest holdings. High = concentrated bets.
38.0%
Est. Net Flow (Q)
2026 Q2
10 / 166 positions shown
#SymbolCompanyTypeValue% Port.Shares1YYTD
1IJHiShares Core S&P Mid-Cap ETFSH$46.0M6.26%595,959
2EFAiShares MSCI EAFE ETFSH$42.1M5.73%404,826
3AAPLApple IncSH$37.3M5.09%129,063
4VGSHVanguard Short-Term Treasury ESH$29.2M3.98%501,923
5MSFTMicrosoft CorpSH$25.3M3.45%67,883
6GOOGLAlphabet IncSH$22.4M3.05%62,711
7IJRiShares Core S&P Small-Cap ETFSH$21.3M2.91%143,922
8JPMJPMorgan Chase & CoSH$20.6M2.81%62,999
9IVViShares Core S&P 500 ETFSH$17.4M2.36%23,168
10CATCaterpillar IncSH$17.3M2.36%16,262

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Read the 2026-Q2 quarterly report · 13F Filing Calendar

Frequently Asked Questions

What stocks does MainStreet Investment Advisors LLC hold as of Q2 2026?

MainStreet Investment Advisors LLC reported 166 positions worth $734.3M in its Q2 2026 13F filing. Largest positions: IJH (6.3%), EFA (5.7%), AAPL (5.1%), VGSH (4.0%) and MSFT (3.4%).

What did MainStreet Investment Advisors LLC buy in Q2 2026?

No previous quarter is available yet; the comparison appears with the next filing.

What did MainStreet Investment Advisors LLC sell in Q2 2026?

No previous quarter is available yet.

13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.