BS
SEI

Banco Santander’s Solaris Energy Infrastructure SEI Stock Holding History

Banco Santander’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 		$9.78M Sell
121,540
-29,929
-20% -$2.14M 0.06% 172
2026
Q1 		$8.56M Sell
151,469
-23,031
-13% -$1.25M 0.07% 166
2025
Q4 		$8.02M Buy
+174,500
New +$8.44M 0.06% 157

Other funds holding SEI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return
EA
Emerald Advisers Leola, Pennsylvania $4.25B AUM 141.71% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return
NIM
NXG Investment Management Dallas, Texas $2.23B AUM 42.72% 1-Year Est. Return
EMFAT
Emerald Mutual Fund Advisers Trust Leola, Pennsylvania $2.85B AUM 140.52% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return

Banco Santander's SEI Position: Q2 2026 in Review

Banco Santander reduced its Solaris Energy Infrastructure (SEI) stake by 20% in Q2 2026, selling an estimated $2.14M and leaving 121,540 shares worth $9.78M. The position accounts for 0.06% of the portfolio, ranked #172.

Banco Santander first reported a position in SEI in Q4 2025 and has held it in 3 quarters since. 157 funds tracked by Wall St. Rank hold SEI as of Q2 2026.

  • Banco Santander held 121,540 shares of Solaris Energy Infrastructure worth $9.78M as of Q2 2026.
  • Banco Santander sold 29,929 Solaris Energy Infrastructure shares in Q2 2026, an estimated $2.14M.
  • Solaris Energy Infrastructure made up 0.06% of Banco Santander's portfolio in Q2 2026, its #172 holding.
  • Banco Santander first reported a position in Solaris Energy Infrastructure in Q4 2025 and has held it in 3 quarters since.
  • 157 funds tracked by Wall St. Rank held Solaris Energy Infrastructure as of Q2 2026.

Based on Banco Santander's 13F filing for Q2 2026, filed 29 Jul 2026.