SM
NBIS

Stephen Mandel’s Nebius Group N.V. NBIS Stock Holding History

Stephen Mandel’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 		$1.18B Buy
+4,258,008
New +$843M 7.19% 1
2014
Q2 		– Sell
-987,950
Closed -$29.8M – 64
2014
Q1 		$29.8M Buy
+987,950
New +$36.5M 0.13% 51

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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Stephen Mandel's NBIS Position: Q2 2026 in Review

Stephen Mandel opened a new position in Nebius Group N.V. (NBIS) in Q2 2026: 4,258,008 shares worth $1.18B. The stake represents 7.19% of the portfolio and ranks #1 among its holdings. This is a return to the name: Stephen Mandel previously reported a position in NBIS as recently as Q1 2014.

Stephen Mandel first reported a position in NBIS in Q1 2014 and has held it in 2 quarters since. 1,059 funds tracked by Wall St. Rank hold NBIS as of Q2 2026.

  • Stephen Mandel held 4,258,008 shares of Nebius Group N.V. worth $1.18B as of Q2 2026.
  • Nebius Group N.V. was a new Stephen Mandel position in Q2 2026.
  • Nebius Group N.V. made up 7.19% of Stephen Mandel's portfolio in Q2 2026, its #1 holding.
  • Stephen Mandel first reported a position in Nebius Group N.V. in Q1 2014 and has held it in 2 quarters since.
  • 1,059 funds tracked by Wall St. Rank held Nebius Group N.V. as of Q2 2026.

Based on Lone Pine Capital's 13F filing for Q2 2026, filed 14 Aug 2026.