GAMCO Investors’s Solaris Energy Infrastructure SEI Stock Holding History

GAMCO Investors’s Portfolio SEI Stock Details SEI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$635K	Hold	7,896	–	–	0.01%	693
2026 Q1	$446K	Buy	7,896 +76	+1%	+$4.11K	﹤0.01%	797
2025 Q4	$359K	Sell	7,820 -127	-2%	-$6.14K	﹤0.01%	884
2025 Q3	$318K	Hold	7,947	–	–	﹤0.01%	900
2025 Q2	$225K	Buy	+7,947	New	+$187K	﹤0.01%	989

Other funds holding SEI

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

ECA

Encompass Capital Advisors New York $2.81B AUM 198.36% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

SPPAM

Summit Partners Public Asset Management Boston, Massachusetts $5.69B AUM 259.25% 1-Year Est. Return

Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return

VCM

Valiant Capital Management San Francisco, California $2.48B AUM 57.08% 1-Year Est. Return

DCM

Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

GAMCO Investors's SEI Position: Q2 2026 in Review

GAMCO Investors held its Solaris Energy Infrastructure (SEI) position steady in Q2 2026 at 7,896 shares worth $635K. The position accounts for 0.01% of the portfolio, ranked #693.

GAMCO Investors first reported a position in SEI in Q2 2025 and has held it in 5 quarters since. 433 funds tracked by Wall St. Rank hold SEI as of Q2 2026.

GAMCO Investors held 7,896 shares of Solaris Energy Infrastructure worth $635K as of Q2 2026.
GAMCO Investors left its Solaris Energy Infrastructure share count unchanged in Q2 2026.
Solaris Energy Infrastructure made up 0.01% of GAMCO Investors's portfolio in Q2 2026, its #693 holding.
GAMCO Investors first reported a position in Solaris Energy Infrastructure in Q2 2025 and has held it in 5 quarters since.
433 funds tracked by Wall St. Rank held Solaris Energy Infrastructure as of Q2 2026.

Based on GAMCO Investors's 13F filing for Q2 2026, filed 12 Aug 2026.