FCM
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Farallon Capital Management’s Lantheus LNTH Stock Holding History

Farallon Capital Management’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 		$424M Buy
5,583,479
+156,000
+3% +$11.2M 2.41% 17
2025
Q4 		$361M Buy
5,427,479
+1,950,252
+56% +$113M 1.64% 21
2025
Q3 		$178M Sell
3,477,227
-3,245,000
-48% -$203M 0.73% 40
2025
Q2 		$550M Buy
6,722,227
+699,000
+12% +$61.4M 2.31% 13
2025
Q1 		$588M Buy
6,023,227
+707,000
+13% +$66.1M 2.82% 9
2024
Q4 		$476M Buy
5,316,227
+2,361,000
+80% +$230M 2.09% 17
2024
Q3 		$324M Buy
2,955,227
+676,000
+30% +$70.2M 1.42% 24
2024
Q2 		$183M Buy
2,279,227
+796,000
+54% +$58.4M 0.79% 40
2024
Q1 		$92.3M Buy
1,483,227
+1,269,900
+595% +$74.7M 0.39% 47
2023
Q4 		$13.2M Sell
213,327
-1,385,173
-87% -$93.9M 0.06% 75
2023
Q3 		$111M Buy
1,598,500
+238,000
+17% +$17.4M 0.52% 38
2023
Q2 		$114M Buy
1,360,500
+1,176,500
+639% +$106M 0.57% 45
2023
Q1 		$15.2M Buy
+184,000
New +$11.9M 0.08% 88
2021
Q2 		– Sell
-2,250,000
Closed -$48.1M – 309
2021
Q1 		$48.1M Sell
2,250,000
-400,000
-15% -$7.26M 0.24% 73
2020
Q4 		$35.7M Hold
2,650,000
– – 0.22% 76
2020
Q3 		$33.6M Buy
2,650,000
+15,001
+0.6% +$206K 0.23% 74
2020
Q2 		$37.7M Buy
+2,634,999
New +$34.8M 0.3% 65

Other funds holding LNTH

BlackRock
BlackRock New York $5.72T AUM 30.48% 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
RP
Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return

Farallon Capital Management's LNTH Position: Q1 2026 in Review

Farallon Capital Management increased its Lantheus (LNTH) stake by 2.9% in Q1 2026, buying an estimated $11.2M and bringing the position to 5,583,479 shares worth $424M. The position accounts for 2.41% of the portfolio, ranked #17.

Farallon Capital Management first reported a position in LNTH in Q2 2020 and has held it in 17 quarters since. The position peaked at $588M in Q1 2025. 404 funds tracked by Wall St. Rank hold LNTH as of Q1 2026.

  • Farallon Capital Management held 5,583,479 shares of Lantheus worth $424M as of Q1 2026.
  • Farallon Capital Management bought 156,000 Lantheus shares in Q1 2026, an estimated $11.2M.
  • Lantheus made up 2.41% of Farallon Capital Management's portfolio in Q1 2026, its #17 holding.
  • Farallon Capital Management first reported a position in Lantheus in Q2 2020 and has held it in 17 quarters since.
  • Farallon Capital Management's Lantheus position peaked at $588M in Q1 2025.
  • 404 funds tracked by Wall St. Rank held Lantheus as of Q1 2026.

Based on Farallon Capital Management's 13F filing for Q1 2026, filed 15 May 2026.