Citadel Advisors
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Citadel Advisors’s Lantheus LNTH Stock Holding History

Citadel Advisors’s Portfolio LNTH Stock Details LNTH Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$6.64M Buy
87,500
+30,800
+54% +$2.21M ﹤0.01% 3880
2025
Q4 		$3.77M Sell
56,700
-43,500
-43% -$2.53M ﹤0.01% 4766
2025
Q3 		$5.14M Buy
100,200
+2,700
+3% +$169K ﹤0.01% 4312
2025
Q2 		$7.98M Buy
97,500
+76,100
+356% +$6.68M ﹤0.01% 3360
2025
Q1 		$2.09M Sell
21,400
-10,500
-33% -$982K ﹤0.01% 5457
2024
Q4 		$2.85M Sell
31,900
-2,200
-6% -$214K ﹤0.01% 4924
2024
Q3 		$3.74M Sell
34,100
-33,400
-49% -$3.47M ﹤0.01% 4414
2024
Q2 		$5.42M Sell
67,500
-125,200
-65% -$9.18M ﹤0.01% 3614
2024
Q1 		$12M Buy
192,700
+45,600
+31% +$2.68M ﹤0.01% 2692
2023
Q4 		$9.12M Sell
147,100
-140,900
-49% -$9.55M ﹤0.01% 2973
2023
Q3 		$20M Buy
288,000
+194,300
+207% +$14.2M ﹤0.01% 1855
2023
Q2 		$7.86M Buy
93,700
+53,600
+134% +$4.81M ﹤0.01% 3000
2023
Q1 		$3.31M Sell
40,100
-143,500
-78% -$9.25M ﹤0.01% 4482
2022
Q4 		$9.36M Sell
183,600
-16,700
-8% -$1.03M ﹤0.01% 2930
2022
Q3 		$14.1M Buy
200,300
+162,900
+436% +$12.3M ﹤0.01% 2299
2022
Q2 		$2.47M Buy
37,400
+12,900
+53% +$813K ﹤0.01% 5135
2022
Q1 		$1.35M Sell
24,500
-7,400
-23% -$278K ﹤0.01% 6967
2021
Q4 		$922K Buy
31,900
+19,800
+164% +$527K ﹤0.01% 8153
2021
Q3 		$311K Sell
12,100
-11,000
-48% -$287K ﹤0.01% 10996
2021
Q2 		$638K Buy
+23,100
New +$530K ﹤0.01% 9467
2021
Q1 		– Sell
-29,758
Closed -$401K – 13504
2020
Q4 		$401K Buy
29,758
+4,058
+16% +$53.1K ﹤0.01% 8564
2020
Q3 		$326K Buy
+25,700
New +$352K ﹤0.01% 7992

Other funds holding LNTH

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
FCM
Farallon Capital Management San Francisco, California $17.5B AUM 50.95% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Citadel Advisors's LNTH Position: Q1 2026 in Review

Citadel Advisors reduced its Lantheus (LNTH) stake by 56% in Q1 2026, selling an estimated $25.8M and leaving 284,544 shares worth $21.6M. The position accounts for ﹤0.01% of the portfolio, ranked #2242.

Citadel Advisors first reported a position in LNTH in Q3 2015 and has held it in 35 quarters since. The position peaked at $66.8M in Q1 2022. 404 funds tracked by Wall St. Rank hold LNTH as of Q1 2026.

  • Citadel Advisors held 284,544 shares of Lantheus worth $21.6M as of Q1 2026.
  • Citadel Advisors sold 359,652 Lantheus shares in Q1 2026, an estimated $25.8M.
  • Lantheus made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #2242 holding.
  • Citadel Advisors first reported a position in Lantheus in Q3 2015 and has held it in 35 quarters since.
  • Citadel Advisors's Lantheus position peaked at $66.8M in Q1 2022.
  • 404 funds tracked by Wall St. Rank held Lantheus as of Q1 2026.

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