Main Street Research’s State Street SPDR Dow Jones Industrial Average ETF Trust DIA Stock Holding History

Main Street Research’s Portfolio DIA Stock Details DIA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$805K	Buy	1,541 +39	+3%	+$19.5K	0.04%	72
2026 Q1	$696K	Buy	1,502 +862	+135%	+$418K	0.04%	71
2025 Q4	$308K	Hold	640	–	–	0.02%	100
2025 Q3	$297K	Hold	640	–	–	0.02%	107
2025 Q2	$283K	Hold	640	–	–	0.02%	99
2025 Q1	$269K	Sell	640 -124	-16%	-$53.6K	0.02%	94
2024 Q4	$326K	Buy	764 +124	+19%	+$53.7K	0.02%	90
2024 Q3	$272K	Sell	640 -156	-20%	-$63.4K	0.02%	91
2024 Q2	$312K	Buy	796 +76	+11%	+$29.5K	0.02%	78
2024 Q1	$287K	Hold	720	–	–	0.02%	85
2023 Q4	$272K	Sell	720 -62	-8%	-$21.7K	0.02%	89
2023 Q3	$263K	Buy	782 +32	+4%	+$11.1K	0.03%	85
2023 Q2	$258K	Hold	750	–	–	0.04%	82
2023 Q1	$250K	Sell	750 -100	-12%	-$33.2K	0.05%	82
2022 Q4	$282K	Hold	850	–	–	0.07%	79
2022 Q3	$244K	Buy	850 +100	+13%	+$31.8K	0.05%	83
2022 Q2	$231K	Sell	750 -109	-13%	-$35.6K	0.06%	77
2022 Q1	$298K	Buy	859 +109	+15%	+$37.8K	0.03%	93
2021 Q4	$273K	Sell	750 -1	-0.1%	-$355	0.02%	114
2021 Q3	$254K	Sell	751 -90	-11%	-$31.4K	0.02%	121
2021 Q2	$290K	Buy	841 +91	+12%	+$31.1K	0.02%	117
2021 Q1	$248K	Buy	+750	New	+$237K	0.02%	116

Other funds holding DIA

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return

Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return

IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $304B AUM 35.64% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

SG Americas Securities New York $179B AUM 65.34% 1-Year Est. Return

Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Main Street Research's DIA Position: Q2 2026 in Review

Main Street Research increased its State Street SPDR Dow Jones Industrial Average ETF Trust (DIA) stake by 2.6% in Q2 2026, buying an estimated $19.5K and bringing the position to 1,541 shares worth $805K. The position accounts for 0.04% of the portfolio, ranked #72.

Main Street Research first reported a position in DIA in Q1 2021 and has held it in 22 quarters since. 1,452 funds tracked by Wall St. Rank hold DIA as of Q2 2026.

Main Street Research held 1,541 shares of State Street SPDR Dow Jones Industrial Average ETF Trust worth $805K as of Q2 2026.
Main Street Research bought 39 State Street SPDR Dow Jones Industrial Average ETF Trust shares in Q2 2026, an estimated $19.5K.
State Street SPDR Dow Jones Industrial Average ETF Trust made up 0.04% of Main Street Research's portfolio in Q2 2026, its #72 holding.
Main Street Research first reported a position in State Street SPDR Dow Jones Industrial Average ETF Trust in Q1 2021 and has held it in 22 quarters since.
1,452 funds tracked by Wall St. Rank held State Street SPDR Dow Jones Industrial Average ETF Trust as of Q2 2026.

Based on Main Street Research's 13F filing for Q2 2026, filed 29 Jul 2026.