Carmignac Gestion Boosts Holding in Lantheus Holdings, Segall Bryant Reduces LeMaitre Vascular Stake

Carmignac Gestion increased its position in Lantheus Holdings, Inc. by 18.4% in the first quarter, bringing its ownership to 1,328,000 shares, about 2.04% of the medical‑equipment company and valued at roughly $100.7 million. The fund’s stake became the 17th largest holding in its portfolio.

In the same filing period, Segall Bryant & Hamill LLC cut its holding in LeMaitre Vascular, Inc. by 34.9%, leaving it with 52,252 shares, representing about 0.23% of the medical‑instrument supplier and valued at $5.7 million. Both companies are publicly traded medical‑device firms, and the filings reflect broader adjustments by institutional investors in the sector.