Janus Henderson Group
SEI

Janus Henderson Group’s Solaris Energy Infrastructure SEI Stock Holding History

Janus Henderson Group’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
Q1 		$1.16M Hold
20,600
– – ﹤0.01% 1632
2025
Q4 		$947K Buy
20,600
+5,500
+36% +$266K ﹤0.01% 1703
2025
Q3 		$603K Hold
15,100
– – ﹤0.01% 1915
2025
Q2 		$427K Hold
15,100
– – ﹤0.01% 2022
2025
Q1 		$345K Buy
+15,100
New +$419K ﹤0.01% 2145
2020
Q3 		– Sell
-197,283
Closed -$1.46M – 1374
2020
Q2 		$1.46M Sell
197,283
-663,876
-77% -$4.34M ﹤0.01% 1075
2020
Q1 		$4.52M Sell
861,159
-597,626
-41% -$6.27M ﹤0.01% 906
2019
Q4 		$20.4M Sell
1,458,785
-4,076
-0.3% -$49K 0.01% 824
2019
Q3 		$19.6M Sell
1,462,861
-2,012
-0.1% -$27.5K 0.01% 829
2019
Q2 		$21.9M Sell
1,464,873
-1,937
-0.1% -$32.1K 0.01% 772
2019
Q1 		$24.1M Sell
1,466,810
-62,792
-4% -$963K 0.01% 742
2018
Q4 		$18.5M Buy
1,529,602
+19,953
+1% +$283K 0.01% 768
2018
Q3 		$28.5M Buy
+1,509,649
New +$24.2M 0.02% 727

Other funds holding SEI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
ECA
Encompass Capital Advisors New York $3.34B AUM 167.64% 1-Year Est. Return
SPPAM
Summit Partners Public Asset Management Boston, Massachusetts $3.72B AUM 162.29% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return

Janus Henderson Group's SEI Position: Q1 2026 in Review

Janus Henderson Group held its Solaris Energy Infrastructure (SEI) position steady in Q1 2026 at 20,600 shares worth $1.16M. The position accounts for ﹤0.01% of the portfolio, ranked #1632.

Janus Henderson Group first reported a position in SEI in Q3 2018 and has held it in 13 quarters since. The position peaked at $28.5M in Q3 2018. 363 funds tracked by Wall St. Rank hold SEI as of Q1 2026.

  • Janus Henderson Group held 20,600 shares of Solaris Energy Infrastructure worth $1.16M as of Q1 2026.
  • Janus Henderson Group left its Solaris Energy Infrastructure share count unchanged in Q1 2026.
  • Solaris Energy Infrastructure made up ﹤0.01% of Janus Henderson Group's portfolio in Q1 2026, its #1632 holding.
  • Janus Henderson Group first reported a position in Solaris Energy Infrastructure in Q3 2018 and has held it in 13 quarters since.
  • Janus Henderson Group's Solaris Energy Infrastructure position peaked at $28.5M in Q3 2018.
  • 363 funds tracked by Wall St. Rank held Solaris Energy Infrastructure as of Q1 2026.

Based on Janus Henderson Group's 13F filing for Q1 2026, filed 15 May 2026.