Calamos Advisors LLC's ownership history for SLB

Calamos Advisors LLC currently holds 496.0K shares with a market value of $19.0M. It started holding SLB on 2024-09-30. At its peak, it held 765.2K shares on 2025-09-30. Its highest holding value was $26.3M on 2025-09-30. At its lowest, it held 327.0K shares on 2025-03-31, with a value of $11.1M on 2025-06-30. In the recent 180 days, Calamos Advisors LLC has increased its shares by 169.0K. In the recent year, Calamos Advisors LLC has decreased its shares by 62.5K.