Citadel Advisors
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Citadel Advisors’s Nautilus Biotechnolgy NAUT Stock Holding History

Citadel Advisors’s Portfolio NAUT Stock Details NAUT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-158,200
Closed -$115K – 13639
2025
Q2 		$115K Buy
158,200
+129,700
+455% +$97.4K ﹤0.01% 11226
2025
Q1 		$24.5K Buy
+28,500
New +$42.4K ﹤0.01% 12993
2024
Q4 		– Sell
-1,900
Closed -$5.42K – 15082
2024
Q3 		$5.42K Sell
1,900
-1,000
-34% -$2.59K ﹤0.01% 13491
2024
Q2 		$6.79K Sell
2,900
-11,100
-79% -$29K ﹤0.01% 13304
2024
Q1 		$41.2K Buy
14,000
+1,900
+16% +$5.39K ﹤0.01% 12365
2023
Q4 		$36.2K Buy
12,100
+7,400
+157% +$21.2K ﹤0.01% 12100
2023
Q3 		$14.9K Sell
4,700
-4,800
-51% -$15.6K ﹤0.01% 12853
2023
Q2 		$36.8K Buy
9,500
+9,100
+2,275% +$26.2K ﹤0.01% 12141
2023
Q1 		$1.11K Buy
+400
New +$839 ﹤0.01% 14358
2022
Q2 		– Sell
-40,400
Closed -$175K – 13677
2022
Q1 		$175K Sell
40,400
-200
-0.5% -$821 ﹤0.01% 11679
2021
Q4 		$210K Sell
40,600
-10,700
-21% -$57.3K ﹤0.01% 11748
2021
Q3 		$315K Buy
51,300
+35,700
+229% +$284K ﹤0.01% 10966
2021
Q2 		$158K Buy
+15,600
New +$169K ﹤0.01% 12441

Other funds holding NAUT

ACM
AH Capital Management Menlo Park, California $1.29B AUM 26.81% 1-Year Est. Return
PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
CM
Cercano Management Bellevue, Washington $2.32B AUM 30.12% 1-Year Est. Return
MVG
Madrona Venture Group Seattle, Washington $22.1M AUM 86.9% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
CFM
Comprehensive Financial Management Los Gatos, California $3.01B AUM 2.93% 1-Year Est. Return
ACI
Amazon.com Inc Seattle, Washington $2.63B AUM 20.53% 1-Year Est. Return
CGL
Clarius Group LLC Seattle, Washington $1.75B AUM 19.04% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
ST
Sentinel Trust Houston, Texas $1.13B AUM 24.31% 1-Year Est. Return

Citadel Advisors's NAUT Position: Q4 2025 in Review

Citadel Advisors sold out of Nautilus Biotechnolgy (NAUT) in Q4 2025, closing a stake of 254,161 shares — an estimated $215K sold.

Citadel Advisors first reported a position in NAUT in Q3 2020 and held it in 18 quarters. The position peaked at $4.17M in Q1 2021. 68 funds tracked by Wall St. Rank hold NAUT as of Q4 2025.

  • Citadel Advisors reported no remaining Nautilus Biotechnolgy position as of Q4 2025 after selling out during the quarter.
  • Citadel Advisors sold 254,161 Nautilus Biotechnolgy shares in Q4 2025, an estimated $215K.
  • Citadel Advisors first reported a position in Nautilus Biotechnolgy in Q3 2020 and held it in 18 quarters.
  • Citadel Advisors's Nautilus Biotechnolgy position peaked at $4.17M in Q1 2021.
  • 68 funds tracked by Wall St. Rank held Nautilus Biotechnolgy as of Q4 2025.

Based on Citadel Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.