Citadel Advisors’s Nebius Group N.V. NBIS Stock Holding History

Citadel Advisors’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 Q1	$383M	Sell	3,688,300 -1,350,700	-27%	-$135M	0.06%	237
2025 Q4	$422M	Sell	5,039,000 -174,300	-3%	-$18.1M	0.06%	229
2025 Q3	$585M	Buy	5,213,300 +2,264,400	+77%	+$157M	0.09%	143
2025 Q2	$163M	Buy	2,948,900 +149,800	+5%	+$5.16M	0.03%	492
2025 Q1	$59.1M	Buy	2,799,100 +1,751,500	+167%	+$57.6M	0.01%	1033
2024 Q4	$29M	Buy	+1,047,600	New	+$25.5M	0.01%	1778
2024 Q1	–	Sell	-7,900	Closed	-$67.2K	–	15588
2023 Q4	$67.2K	Hold	7,900	–	–	﹤0.01%	11440
2023 Q3	$37.5K	Hold	7,900	–	–	﹤0.01%	12070
2023 Q2	$69.1K	Hold	7,900	–	–	﹤0.01%	11414
2023 Q1	$17.1K	Sell	7,900 -18,100	-70%	-$39.1K	﹤0.01%	13174
2022 Q4	$56.2K	Hold	26,000	–	–	﹤0.01%	11984
2022 Q3	$56K	Sell	26,000 -8,500	-25%	-$18.3K	﹤0.01%	11544
2022 Q2	$75K	Sell	34,500 -117,500	-77%	-$255K	﹤0.01%	11649
2022 Q1	$1.04M	Sell	152,000 -93,100	-38%	-$4.42M	﹤0.01%	7594
2021 Q4	$14.8M	Buy	245,100 +26,700	+12%	+$1.97M	﹤0.01%	2432
2021 Q3	$17.4M	Buy	218,400 +56,600	+35%	+$4.13M	﹤0.01%	2206
2021 Q2	$11.4M	Buy	161,800 +2,400	+2%	+$157K	﹤0.01%	2867
2021 Q1	$10.2M	Buy	159,400 +32,200	+25%	+$2.15M	﹤0.01%	2934
2020 Q4	$8.85M	Sell	127,200 -30,900	-20%	-$1.97M	﹤0.01%	2818
2020 Q3	$10.3M	Buy	158,100 +30,700	+24%	+$1.83M	﹤0.01%	2261
2020 Q2	$6.37M	Sell	127,400 -100,900	-44%	-$4.04M	﹤0.01%	2752
2020 Q1	$7.77M	Sell	228,300 -36,900	-14%	-$1.52M	﹤0.01%	2155
2019 Q4	$11.5M	Buy	265,200 +75,700	+40%	+$2.82M	0.01%	2056
2019 Q3	$6.63M	Buy	189,500 +33,300	+21%	+$1.26M	﹤0.01%	2725
2019 Q2	$5.94M	Sell	156,200 -154,200	-50%	-$5.73M	﹤0.01%	2850
2019 Q1	$10.7M	Sell	310,400 -377,600	-55%	-$12.5M	0.01%	1992
2018 Q4	$18.8M	Sell	688,000 -316,900	-32%	-$9.3M	0.01%	1282
2018 Q3	$33.1M	Buy	1,004,900 +613,900	+157%	+$20.8M	0.01%	1016
2018 Q2	$14M	Buy	391,000 +266,600	+214%	+$9.29M	0.01%	1619
2018 Q1	$4.91M	Sell	124,400 -13,800	-10%	-$542K	﹤0.01%	2478
2017 Q4	$4.53M	Sell	138,200 -51,600	-27%	-$1.68M	﹤0.01%	2591
2017 Q3	$6.25M	Buy	189,800 +103,100	+119%	+$3.15M	﹤0.01%	2061
2017 Q2	$2.27M	Buy	86,700 +43,500	+101%	+$1.13M	﹤0.01%	3008
2017 Q1	$947K	Sell	43,200 -87,000	-67%	-$1.98M	﹤0.01%	4084
2016 Q4	$2.62M	Buy	130,200 +5,400	+4%	+$106K	﹤0.01%	2650
2016 Q3	$2.63M	Sell	124,800 -86,900	-41%	-$1.89M	﹤0.01%	2653
2016 Q2	$4.63M	Buy	211,700 +52,300	+33%	+$1.02M	0.01%	1887
2016 Q1	$2.44M	Sell	159,400 -144,900	-48%	-$1.98M	﹤0.01%	2445
2015 Q4	$4.78M	Buy	304,300 +193,000	+173%	+$2.89M	0.01%	1866
2015 Q3	$1.19M	Sell	111,300 -41,100	-27%	-$537K	﹤0.01%	3590
2015 Q2	$2.32M	Buy	152,400 +42,100	+38%	+$769K	﹤0.01%	2894
2015 Q1	$1.67M	Sell	110,300 -166,900	-60%	-$2.68M	﹤0.01%	3302
2014 Q4	$4.98M	Buy	277,200 +21,400	+8%	+$516K	﹤0.01%	1983
2014 Q3	$7.11M	Buy	255,800 +80,200	+46%	+$2.43M	0.01%	1661
2014 Q2	$6.26M	Buy	175,600 +12,600	+8%	+$387K	0.01%	1649
2014 Q1	$4.92M	Buy	163,000 +7,200	+5%	+$266K	0.01%	1803
2013 Q4	$6.72M	Sell	155,800 -18,000	-10%	-$700K	0.01%	1479
2013 Q3	$6.33M	Buy	173,800 +98,500	+131%	+$3.24M	0.01%	1406
2013 Q2	$2.08M	Buy	+75,300	New	+$1.91M	﹤0.01%	2456

Other funds holding NBIS

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

FAM

Fred Alger Management New York $22.8B AUM 64.63% 1-Year Est. Return

OAG

Orbis Allan Gray Hamilton, Bermuda $23.7B AUM 65.43% 1-Year Est. Return

VARA

Value Aligned Research Advisors Princeton, New Jersey $20.7B AUM 292.88% 1-Year Est. Return

AL4A

Accel Leaders 4 Associates Palo Alto, California $475M AUM 391.52% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Citadel Advisors's NBIS Position: Q1 2026 in Review

Citadel Advisors reduced its Nebius Group N.V. (NBIS) stake by 13% in Q1 2026, selling an estimated $6.94M and leaving 456,668 shares worth $47.4M. The position accounts for 0.01% of the portfolio, ranked #1416.

Citadel Advisors first reported a position in NBIS in Q3 2013 and has held it in 49 quarters since. The position peaked at $116M in Q4 2024. 723 funds tracked by Wall St. Rank hold NBIS as of Q1 2026.

Citadel Advisors held 456,668 shares of Nebius Group N.V. worth $47.4M as of Q1 2026.
Citadel Advisors sold 69,578 Nebius Group N.V. shares in Q1 2026, an estimated $6.94M.
Nebius Group N.V. made up 0.01% of Citadel Advisors's portfolio in Q1 2026, its #1416 holding.
Citadel Advisors first reported a position in Nebius Group N.V. in Q3 2013 and has held it in 49 quarters since.
Citadel Advisors's Nebius Group N.V. position peaked at $116M in Q4 2024.
723 funds tracked by Wall St. Rank held Nebius Group N.V. as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.