Mattern Capital Management’s State Street SPDR Dow Jones Industrial Average ETF Trust DIA Stock Holding History

Mattern Capital Management’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	$3.29M	Hold	6,297	–	–	0.38%	77
2026 Q1	$2.92M	Hold	6,297	–	–	0.35%	80
2025 Q4	$3.03M	Hold	6,297	–	–	0.36%	80
2025 Q3	$2.92M	Hold	6,297	–	–	0.34%	83
2025 Q2	$2.77M	Buy	+6,297	New	+$2.61M	0.33%	84

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

Mattern Capital Management's DIA Position: Q2 2026 in Review

Mattern Capital Management held its State Street SPDR Dow Jones Industrial Average ETF Trust (DIA) position steady in Q2 2026 at 6,297 shares worth $3.29M. The position accounts for 0.38% of the portfolio, ranked #77.

Mattern Capital Management first reported a position in DIA in Q2 2025 and has held it in 5 quarters since. 1,446 funds tracked by Wall St. Rank hold DIA as of Q2 2026.

Mattern Capital Management held 6,297 shares of State Street SPDR Dow Jones Industrial Average ETF Trust worth $3.29M as of Q2 2026.
Mattern Capital Management left its State Street SPDR Dow Jones Industrial Average ETF Trust share count unchanged in Q2 2026.
State Street SPDR Dow Jones Industrial Average ETF Trust made up 0.38% of Mattern Capital Management's portfolio in Q2 2026, its #77 holding.
Mattern Capital Management first reported a position in State Street SPDR Dow Jones Industrial Average ETF Trust in Q2 2025 and has held it in 5 quarters since.
1,446 funds tracked by Wall St. Rank held State Street SPDR Dow Jones Industrial Average ETF Trust as of Q2 2026.

Based on Mattern Capital Management's 13F filing for Q2 2026, filed 24 Jul 2026.