Insiders who reported open-market trades in the last 12 months at the companies ADVENT INTERNATIONAL, L.P. files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
Stephen J. Altemus - $52.29M in LUNR purchases and sales in the last 12 months
ADVENT INTERNATIONAL, L.P. is an investment firm, tracked as 10% Owner of NCS Multistage Holdings, Inc. (NCSM). InsiderAlpha holds 10 primary Form 4 filings for it, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has ADVENT INTERNATIONAL, L.P. submitted recently?
2 primary Form 4 filings in the last 90 days, covering 2 companies.
Has ADVENT INTERNATIONAL, L.P. been buying or selling stock?
Recorded transactions: 0 open-market purchases and 15 open-market sales ($1.40B) across all tracked filings.
ADVENT INTERNATIONAL, L.P. is 10% Owner of NCS Multistage Holdings, Inc. (NCSM). 10 SEC Form 4 filings on record going back to 2024, most recently on 1 September 2026. Most recent open-market trade: sold $147.60M of LUNR on 29 July 2026. Lifetime open-market sales: $1.40B.
Recent transactions
16
The latest 16 SEC Form 4 transactions reported by ADVENT INTERNATIONAL, L.P..
InsiderAlpha's records for ADVENT INTERNATIONAL, L.P. go back to 2024: 10 primary Form 4 filings, an average of 3.3 per year. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
