LANTHEUS HOLDINGS INC (LNTH) Institutional Ownership Changes & 13F Activity
LANTHEUS HOLDINGS INC (LNTH). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Farallon Capital Management Llc, Citadel Advisors Llc, Price T Rowe Associates Inc, Ameriprise Financial Inc, and Assenagon Asset Management S.A..
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Manufacturers Life Insurance Company, The | Sell | -7,465 | -10.8% | 61,716 | $6.85M | Q2 2026 | Sep 09, 2026 |
| Integrated Wealth Concepts Llc | Buy | +1,170 | +6.7% | 18,709 | $2.08M | Q2 2026 | Sep 09, 2026 |
| Parkside Financial Bank & Trust | Sell | -15 | -1.3% | 1,132 | $125.58K | Q2 2026 | Sep 04, 2026 |
| Citadel Advisors Llc | Buy | +1,091,936 | +383.7% | 1,376,480 | $152.71M | Q2 2026 | Sep 02, 2026 |
| Corient Private Wealth Llc | Buy | +2,612 | — | 2,612 | $289.78K | Q2 2026 | Aug 27, 2026 |
| Optimize Financial Inc | Sell | -21 | -0.3% | 6,087 | $675.29K | Q2 2026 | Aug 27, 2026 |
| Groupe La Francaise | Buy | +2,250 | — | 2,250 | $249.83K | Q2 2026 | Aug 25, 2026 |
| First Eagle U.S. Value | Buy | +8,000 | — | 8,000 | $887.52K | Q2 2026 | Aug 24, 2026 |
| California State Teachers Retirement System | Sell | -2,182 | -2.8% | 76,025 | $8.43M | Q2 2026 | Aug 24, 2026 |
| Assenagon Asset Management S.A. | Buy | +582,661 | +440.3% | 714,980 | $79.32M | Q2 2026 | Aug 21, 2026 |
| Mercer Global Advisors Inc | Sell | -1,137 | -34.5% | 2,160 | $239.63K | Q2 2026 | Aug 19, 2026 |
| Empowered Funds, Llc | Sell | -9,545 | -79.7% | 2,434 | $270.03K | Q2 2026 | Aug 17, 2026 |
| Formula Growth Ltd | Buy | +9,131 | +57.1% | 25,131 | $2.79M | Q2 2026 | Aug 17, 2026 |
| Jefferies Financial Group Inc. | Buy | +8,234 | — | 8,234 | $913.48K | Q2 2026 | Aug 17, 2026 |
| Equitable Holdings, Inc. | Sell | -1,925 | -46.6% | 2,202 | $244.29K | Q2 2026 | Aug 17, 2026 |
| Public Employees Retirement System Of Ohio | Buy | +1,764 | +419.0% | 2,185 | $242.40K | Q2 2026 | Aug 17, 2026 |
| Centaurus Financial, Inc. | Sell | -606 | -9.2% | 6,015 | $667.00K | Q2 2026 | Aug 17, 2026 |
| Transamerica Financial Advisors, Llc | Buy | +6 | +85.7% | 13 | $1.44K | Q2 2026 | Aug 17, 2026 |
| Farallon Capital Management Llc | Buy | +5,583,479 | — | 5,583,479 | $619.43M | Q2 2026 | Aug 14, 2026 |
| Price T Rowe Associates Inc | Buy | +983,622 | +106.9% | 1,903,354 | $211.16M | Q2 2026 | Aug 14, 2026 |
| Ameriprise Financial Inc | Buy | +619,298 | — | 619,298 | $68.71M | Q2 2026 | Aug 14, 2026 |
| Holocene Advisors, Lp | Buy | +546,961 | — | 546,961 | $60.68M | Q2 2026 | Aug 14, 2026 |
| Longaeva Partners L.P. | Sell | -354,894 | -92.4% | 29,051 | $3.22M | Q2 2026 | Aug 14, 2026 |
| Point72 Asset Management, L.P. | Sell | -344,404 | -35.4% | 629,806 | $69.87M | Q2 2026 | Aug 14, 2026 |
| Balyasny Asset Management L.P. | Sell | -261,561 | -48.5% | 277,821 | $30.82M | Q2 2026 | Aug 14, 2026 |
| Goldman Sachs Group Inc | Buy | +258,519 | +46.5% | 814,096 | $90.32M | Q2 2026 | Aug 14, 2026 |
| Wellington Management Group Llp | Buy | +244,213 | +31.8% | 1,013,063 | $112.39M | Q2 2026 | Aug 14, 2026 |
| Invesco Ltd. | Buy | +234,745 | — | 234,745 | $26.04M | Q2 2026 | Aug 14, 2026 |
| Brown Advisory Inc | Buy | +228,076 | +33.2% | 915,683 | $101.59M | Q2 2026 | Aug 14, 2026 |
| Bank Of America Corp | Sell | -201,378 | -37.9% | 330,268 | $36.64M | Q2 2026 | Aug 14, 2026 |
Frequently asked questions about LNTH activity
Which institutional owners are buying LNTH?
Institutional owners buying LNTH include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in LNTH activity?
"Buy" means an investor increased their reported position in LNTH compared to the prior reporting period. This reflects growing exposure to LANTHEUS HOLDINGS INC (LNTH) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in LNTH increasing?
Institutional interest in LNTH can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
Related LNTH Institutional Insights
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