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
Q2 		– Sell
-6,000
Closed -$5.17K – 14160
2025
Q1 		$5.17K Buy
+6,000
New +$8.92K ﹤0.01% 13837
2024
Q4 		– Sell
-100
Closed -$285 – 15083
2024
Q3 		$285 Sell
100
-400
-80% -$1.03K ﹤0.01% 14055
2024
Q2 		$1.17K Sell
500
-1,300
-72% -$3.39K ﹤0.01% 13852
2024
Q1 		$5.29K Buy
1,800
+200
+13% +$567 ﹤0.01% 13752
2023
Q4 		$4.78K Buy
1,600
+1,500
+1,500% +$4.29K ﹤0.01% 13483
2023
Q3 		$316 Sell
100
-7,600
-99% -$24.7K ﹤0.01% 14087
2023
Q2 		$29.8K Sell
7,700
-15,900
-67% -$45.8K ﹤0.01% 12360
2023
Q1 		$65.4K Buy
+23,600
New +$49.5K ﹤0.01% 11818
2022
Q1 		– Sell
-16,500
Closed -$85K – 14238
2021
Q4 		$85K Buy
16,500
+3,800
+30% +$20.3K ﹤0.01% 12876
2021
Q3 		$78K Buy
+12,700
New +$101K ﹤0.01% 13088
2021
Q2 		– Sell
-28,700
Closed -$395K – 14136
2021
Q1 		$395K Buy
+28,700
New +$398K ﹤0.01% 10208

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.