Oberweis Asset Management’s Solaris Energy Infrastructure SEI Stock Holding History

Oberweis Asset Management’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	$45.4M	Buy	564,581 +32,692	+6%	+$2.34M	0.94%	25
2026 Q1	$30.1M	Buy	531,889 +164,989	+45%	+$8.93M	0.89%	30
2025 Q4	$16.9M	Hold	366,900	–	–	0.62%	62
2025 Q3	$14.7M	Hold	366,900	–	–	0.56%	68
2025 Q2	$10.4M	Buy	366,900 +6,900	+2%	+$162K	0.45%	82
2025 Q1	$7.83M	Buy	+360,000	New	+$9.98M	0.39%	94
2019 Q3	–	Sell	-88,800	Closed	-$1.33M	–	219
2019 Q2	$1.33M	Hold	88,800	–	–	0.24%	53
2019 Q1	$1.46M	Hold	88,800	–	–	0.29%	52
2018 Q4	$1.07M	Buy	88,800 +10,800	+14%	+$153K	0.24%	70
2018 Q3	$1.47M	Buy	+78,000	New	+$1.25M	0.29%	61

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

Oberweis Asset Management's SEI Position: Q2 2026 in Review

Oberweis Asset Management increased its Solaris Energy Infrastructure (SEI) stake by 6.1% in Q2 2026, buying an estimated $2.34M and bringing the position to 564,581 shares worth $45.4M. The position accounts for 0.94% of the portfolio, ranked #25.

Oberweis Asset Management first reported a position in SEI in Q3 2018 and has held it in 10 quarters since. 433 funds tracked by Wall St. Rank hold SEI as of Q2 2026.

Oberweis Asset Management held 564,581 shares of Solaris Energy Infrastructure worth $45.4M as of Q2 2026.
Oberweis Asset Management bought 32,692 Solaris Energy Infrastructure shares in Q2 2026, an estimated $2.34M.
Solaris Energy Infrastructure made up 0.94% of Oberweis Asset Management's portfolio in Q2 2026, its #25 holding.
Oberweis Asset Management first reported a position in Solaris Energy Infrastructure in Q3 2018 and has held it in 10 quarters since.
433 funds tracked by Wall St. Rank held Solaris Energy Infrastructure as of Q2 2026.

Based on Oberweis Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.