JANE STREET GROUP, LLC's ownership history for MKSI

JANE STREET GROUP, LLC currently holds 243.3K shares with a market value of $55.9M. It started holding MKSI on 2024-09-30. At its peak, it held 383.1K shares on 2025-12-31. Its highest holding value was $61.2M on 2025-12-31. At its lowest, it held 7.4K shares on 2025-06-30, with a value of $732.0K on 2025-06-30. In the recent 180 days, JANE STREET GROUP, LLC has increased its shares by 111.6K. In the recent year, JANE STREET GROUP, LLC has increased its shares by 97.5K.

It has also owned 5.4K contracts of calls, with the market value of the underlying securities totaling $124.1M on 2024-09-30. At its peak, it held 5.4K contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $124.1M on 2026-03-31. At its lowest, it held 5.2K contracts of calls on 2025-03-31 and it owned calls with the market value of the underlying securities totaling $41.9M on 2025-03-31. In the recent 180 days, JANE STREET GROUP, LLC has decreased its holdings by 11 contracts. In the recent year, JANE STREET GROUP, LLC has increased its holdings by 169 contracts.

It has also owned 115 contracts of puts, with the market value of the underlying securities totaling $2.6M on 2024-12-31. At its peak, it held 130 contracts of puts on 2025-12-31 and it owned puts with the market value of the underlying securities totaling $2.6M on 2026-03-31. At its lowest, it held 20 contracts of puts on 2024-12-31 and it owned puts with the market value of the underlying securities totaling $208.8K on 2024-12-31. In the recent 180 days, JANE STREET GROUP, LLC has increased its holdings by 37 contracts. In the recent year, JANE STREET GROUP, LLC has increased its holdings by 243.2K contracts.