NEBIUS GROUP N.V. (NBIS) Stock Institutional Trading Activity
NEBIUS GROUP N.V. (NBIS) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q3 2025), investors with some of the largest reported share count changes include Sequoia Financial Advisors, Conifer Management, Polen Capital Management, Egerton Capital UK, and Causeway Capital Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.
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- NEBIUS GROUP N.V. (NBIS) stock institutional ownership
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| Portfolio quarter | Name | Type | Quantity | Remaining | Reported stock balance |
|---|---|---|---|---|---|
| Q3 2018 | Sequoia Fund | Buy | 315,000 | 910,000 | $29,930 |
| Q2 2018 | Sequoia Fund | Buy | 595,000 | 595,000 | $21,361 |
| Q1 2018 | Renaissance Technologies LLC | Buy | 1,039,700 | 1,235,600 | $48,744 |
| Q4 2017 | Renaissance Technologies LLC | Sell | -185,200 | 195,900 | $6,416 |
| Q3 2017 | Renaissance Technologies LLC | Buy | 249,300 | 381,100 | $12,557 |
| Q2 2017 | Renaissance Technologies LLC | Sell | -527,600 | 131,800 | $3,458 |
| Q1 2017 | Renaissance Technologies LLC | Buy | 643,000 | 659,400 | $14,461 |
| Q2 2016 | Renaissance Technologies LLC | Sell | -1,382,600 | 16,400 | $358 |
| Q2 2016 | Oaktree Capital Management | Sell | -65,600 | 65,500 | $1,431 |
| Q1 2016 | Renaissance Technologies LLC | Buy | 97,500 | 1,399,000 | $21,433 |
| Q1 2016 | Oaktree Capital Management | Buy | 65,600 | 131,100 | $1,003 |
| Q4 2015 | Renaissance Technologies LLC | Sell | -463,707 | 1,301,500 | $20,460 |
| Q3 2015 | Renaissance Technologies LLC | Buy | 280,407 | 1,765,207 | $18,941 |
| Q3 2015 | Oaktree Capital Management | Sell | -1,591,500 | 65,500 | $703 |
| Q2 2015 | Renaissance Technologies LLC | Sell | -829,400 | 1,484,800 | $22,599 |
| Q2 2015 | Oaktree Capital Management | Buy | 1,591,500 | 1,657,000 | $25,220 |
| Q1 2015 | Renaissance Technologies LLC | Buy | 155,200 | 2,314,200 | $35,095 |
| Q4 2014 | Renaissance Technologies LLC | Buy | 1,977,900 | 2,159,000 | $38,776 |
| Q4 2014 | Oaktree Capital Management | Sell | -895,600 | 65,500 | $1,176 |
| Q3 2014 | Renaissance Technologies LLC | Sell | -675,450 | 181,100 | $5,034 |
| Q3 2014 | Oaktree Capital Management | Buy | 961,100 | 961,100 | $26,714 |
| Q1 2014 | Renaissance Technologies LLC | Buy | 856,550 | 856,550 | $25,859 |
| Q1 2014 | Lone Pine Capital | Buy | 987,950 | 987,950 | $29,826 |
| Q4 2013 | Tiger Global Management | Buy | 631,000 | 631,000 | $27,228 |
Frequently asked questions about NBIS activity
Which institutional owners are buying NBIS?
Institutional owners buying NBIS include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in NBIS activity?
"Buy" means an investor increased their reported position in NBIS compared to the prior reporting period. This reflects growing exposure to NEBIUS GROUP N.V. (NBIS) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in NBIS increasing?
Institutional interest in NBIS can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.