William Blair Investment Management, LLC Lantheus Holdings, Inc. Transaction History

William Blair Investment Management, LLC

  • $34.7 Billion
  • Q2 2025

A detailed history of William Blair Investment Management, LLC transactions in Lantheus Holdings, Inc. stock. As of the latest transaction made, William Blair Investment Management, LLC holds 391,622 shares of LNTH stock, worth $20.6 Million. This represents 0.09% of its overall portfolio holdings.

Number of Shares
391,622
Previous 363,767 7.66%
Holding current value
$20.6 Million
Previous $35.5 Million 9.7%
% of portfolio
0.09%
Previous 0.11%

Shares

17 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2025

Jul 29, 2025
BUY
$73.86 - $108.74 $2.06 Million - $3.03 Million
27,855 Added 7.66%
391,622 $32.1 Million
Q1 2025

May 09, 2025
SELL
$78.23 - $110.01 $1.3 Million - $1.82 Million
-16,557 Reduced 4.35%
363,767 $35.5 Million
Q4 2024

Feb 10, 2025
BUY
$76.22 - $116.71 $704,653 - $1.08 Million
9,245 Added 2.49%
380,324 $34 Million
Q3 2024

Nov 08, 2024
SELL
$77.7 - $123.62 $10.5 Million - $16.6 Million
-134,502 Reduced 26.6%
371,079 $40.7 Million
Q2 2024

Aug 08, 2024
SELL
$58.87 - $83.05 $3.19 Million - $4.51 Million
-54,253 Reduced 9.69%
505,581 $40.6 Million
Q1 2024

May 08, 2024
BUY
$51.07 - $68.26 $159,542 - $213,244
3,124 Added 0.56%
559,834 $34.8 Million
Q4 2023

Feb 09, 2024
BUY
$55.6 - $77.89 $11.9 Million - $16.7 Million
214,702 Added 62.78%
556,710 $34.5 Million
Q3 2023

Nov 09, 2023
BUY
$60.27 - $90.75 $858,425 - $1.29 Million
14,243 Added 4.35%
342,008 $23.8 Million
Q2 2023

Aug 10, 2023
SELL
$82.41 - $99.65 $14.7 Million - $17.8 Million
-178,482 Reduced 35.26%
327,765 $27.5 Million
Q1 2023

May 12, 2023
SELL
$47.76 - $82.86 $3.89 Million - $6.75 Million
-81,496 Reduced 13.87%
506,247 $41.8 Million
Q4 2022

Feb 09, 2023
SELL
$48.76 - $77.67 $516,124 - $822,136
-10,585 Reduced 1.77%
587,743 $30 Million
Q3 2022

Nov 09, 2022
SELL
$61.42 - $86.29 $11.1 Million - $15.6 Million
-180,835 Reduced 23.21%
598,328 $42.1 Million
Q2 2022

Aug 10, 2022
SELL
$55.54 - $72.65 $24.4 Million - $31.9 Million
-438,544 Reduced 36.01%
779,163 $51.4 Million
Q1 2022

May 11, 2022
SELL
$24.28 - $56.64 $24.2 Million - $56.4 Million
-995,322 Reduced 44.98%
1,217,707 $67.4 Million
Q4 2021

Feb 14, 2022
SELL
$22.54 - $30.44 $9.43 Million - $12.7 Million
-418,217 Reduced 15.89%
2,213,029 $63.9 Million
Q3 2021

Nov 10, 2021
BUY
$24.23 - $28.59 $63.6 Million - $75.1 Million
2,625,646 Added 46886.54%
2,631,246 $67.6 Million
Q2 2021

Aug 12, 2021
BUY
$19.51 - $27.64 $109,256 - $154,784
5,600 New
5,600 $155,000

Others Institutions Holding LNTH

# of Institutions
542
Shares Held
77.9M
Call Options Held
710K
Put Options Held
433K
View Full List

About Lantheus Holdings, Inc.

LNTH Quotes by TradingView
  • Ticker LNTH
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Drug Manufacturers—Specialty & Generic
  • Shares Outstandng 68,741,904
  • Market Cap $3.62B
  • Description
  • Lantheus Holdings, Inc. develops, manufactures, and commercializes diagnostic and therapeutic products that assist clinicians in the diagnosis and treatment of heart, cancer, and other diseases worldwide. It provides DEFINITY, a microbubble ultrasound enhancing agent used in ultrasound exams of the heart; TechneLite, a technetium generator for n...
More about LNTH
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