SL
NBIS

Siren LLC’s Nebius Group N.V. NBIS Stock Holding History

Siren LLC’s Portfolio NBIS Stock Details NBIS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$14.4M Sell
52,000
-61,614
-54% -$12.2M 0.29% 61
2026
Q1 		$11.8M Buy
113,614
+37,396
+49% +$3.73M 0.33% 56
2025
Q4 		$6.38M Buy
76,218
+3,618
+5% +$375K 0.19% 73
2025
Q3 		$8.15M Buy
72,600
+21,600
+42% +$1.5M 0.32% 52
2025
Q2 		$2.82M Sell
51,000
-89,000
-64% -$3.06M 0.15% 78
2025
Q1 		$2.96M Buy
140,000
+20,000
+17% +$658K 0.17% 74
2024
Q4 		$3.32M Buy
+120,000
New +$2.93M 0.15% 78

Other funds holding NBIS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
OAG
Orbis Allan Gray Hamilton, Bermuda $29.1B AUM 60.8% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $40.1B AUM 376.19% 1-Year Est. Return
FAM
Fred Alger Management New York $30B AUM 76.99% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
SA
Situational Awareness San Francisco, California $20.2B AUM 612.59% 1-Year Est. Return
LPC
Lone Pine Capital Greenwich, Connecticut $16.4B AUM 99.7% 1-Year Est. Return

Siren LLC's NBIS Position: Q2 2026 in Review

Siren LLC reduced its Nebius Group N.V. (NBIS) stake by 54% in Q2 2026, selling an estimated $12.2M and leaving 52,000 shares worth $14.4M. The position accounts for 0.29% of the portfolio, ranked #61.

Siren LLC first reported a position in NBIS in Q4 2024 and has held it in 7 quarters since. 1,061 funds tracked by Wall St. Rank hold NBIS as of Q2 2026.

  • Siren LLC held 52,000 shares of Nebius Group N.V. worth $14.4M as of Q2 2026.
  • Siren LLC sold 61,614 Nebius Group N.V. shares in Q2 2026, an estimated $12.2M.
  • Nebius Group N.V. made up 0.29% of Siren LLC's portfolio in Q2 2026, its #61 holding.
  • Siren LLC first reported a position in Nebius Group N.V. in Q4 2024 and has held it in 7 quarters since.
  • 1,061 funds tracked by Wall St. Rank held Nebius Group N.V. as of Q2 2026.

Based on Siren LLC's 13F filing for Q2 2026, filed 13 Aug 2026.