Question 1

How many shares of NBIS does WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC own?

Accepted Answer

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC previously held 0 shares of NBIS (NEBIUS GROUP NV) before exiting the position in 2025-Q4.

Question 2

What is WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's NBIS position worth?

Accepted Answer

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's NBIS position was last reported at $0 in 2025-Q4 before the exit.

Question 3

Is WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC buying or selling NBIS?

Accepted Answer

In 2025-Q4, WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC exited their NBIS position entirely (-100.0% change in shares).

Question 4

When did WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC first buy NBIS?

Accepted Answer

Based on available 13F filings, WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC first reported a position in NBIS in 2018-Q4. They have held the position across 16 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2025-Q4 Latest	Exited	0	-100.0%	$0	0.0%	$85.17	0
2025-Q3	New	249,125	-	$28M	0.1%	$110.22	40
2022-Q1	Exited	0	-100.0%	$0	0.0%	—	0
2021-Q4	Increased	4.3M	+2.2%	$261.1M	0.7%	—	44
2021-Q3	Increased	4.2M	+2.1%	$336.6M	0.9%	—	45
2021-Q2	Increased	4.1M	+5.5%	$292.6M	0.9%	—	46
2021-Q1	Decreased	3.9M	-4.2%	$251.2M	0.8%	—	0
2020-Q4	Decreased	4.1M	-2.9%	$284.9M	0.9%	—	0
2020-Q3	Decreased	4.2M	-9.1%	$275M	1.1%	—	0
2020-Q2	Increased	4.6M	+8.2%	$231.9M	0.9%	—	47
2020-Q1	Increased	4.3M	+48.0%	$146M	0.7%	—	59
2019-Q4	Decreased	2.9M	-30.1%	$126M	0.5%	—	0
2019-Q3	Increased	4.1M	+6.2%	$145.2M	0.6%	—	45
2019-Q2	Increased	3.9M	+21.6%	$148.4M	0.6%	—	51
2019-Q1	Decreased	3.2M	-0.8%	$110.3M	0.5%	—	0
2018-Q4	New	3.2M	-	$88.6M	0.4%	—	49

NBIS16 quarters

NBIS
16 quarters