10 filings · most recent first

OSCR Form 4 Insider Filings

Over the trailing 90 days, OSCR insiders sold a net $128.3M in discretionary open-market trades (6 sellers), across 54 Form 4 transactions by 9 insiders.

Most Active Insiders (Trailing 90 Days)

Bertolini Mark T · 8 txns−$70.7M Schlosser Mario · 38 txns−$41.7M Blackley Richard Scott · 2 txns−$1.5M Liang Janet · 1 txn−$326K Mcananey Adam · 1 txn−$286K Baltrus Victoria · 1 txn−$30K

Detected Clusters

Cluster selling: 5 insiders, $2.5M total, through Sep 10, 2026 — live cluster view →
Cluster selling: 6 insiders, $7.2M total, through Sep 04, 2026 — live cluster view →
Cluster selling: 6 insiders, $25.4M total, through Sep 03, 2026 — live cluster view →

OSCR full research: price, insiders, financials →