Company_Context
Utilities
Hazardous Waste Management
Source: SEC SIC
MARKET_TICKER: CLH
CLEAN HARBORS INCInsider Trading & SEC Form 4 Analysis
Latest CLH SEC Form 4 activity, net insider flow, and the largest recent buyer or seller in one live view.
Open-Market Signal
BEARISH
SOURCE: EDGAR_SYSTEMSTATUS: VERIFIED
Signal_Window
Headline metrics use exact calendar-day windows.
2 directional transactions in 30D
Code P purchases and code S sales are measured from 2026.07.30 — 2026.08.28.
Net_Flow_30D
-$1.1M
Open-market buys minus salesLatest_Form_4
2026.08.14
Latest available filingActive_Insiders_30D
2
Reporting entities in windowTop_Buyer_30D
No 30D buyer
No open-market buys in 30DTop_Seller_30D
GERSTENBERG ERIC W
$803.3KAutomated_Intelligence_Report :: CLH
During the selected 30-day window, CLH insider trading registers a bearish signal with -$1.1M in net open-market flow across 2 reporting insiders. The latest available Form 4 was recorded on 2026.08.14.
Open-market purchases minus open-market sales produce a negative net flow of $1.05M. Open-market executions represent the majority of measured nominal activity in this window, making the directional flow more representative of voluntary trading activity.
The largest open-market sale in the selected window was attributed to GERSTENBERG ERIC W. Form 4 activity provides useful ownership context, but it should not be treated as a standalone prediction of future price performance.
Enriched_Research_Context
More context behind the filing
These indicators use normalized SEC roles, issuer metadata, cluster detection and post-filing market prices already calculated by the data pipeline.
Cluster_Activity
0
Clustered open-market purchase records in the recent filing sample.
No coordinated buying cluster detected
Post_Filing_Performance
Live Market Chart :: CLH
Analyze CLH with advanced technical indicators.
View on TradingView (Get $15 Off)Recent Insider Flow :: CLH
Loading chart...
Recent_Filing_History
Inspect the underlying SEC transactions
This table shows recent filing history and is not restricted by the selected 30D headline signal window.
PAGE_ 1 _OF_ 5
Automated_Queries :: Frequently Asked Questions
>Is insider buying outweighing selling at CLH?
Open-market selling volume ($1.05M) currently exceeds buying volume ($0.00M), indicating net liquidation by insiders.
>Who is currently buying CLH stock?
No eligible open-market purchases were reported for CLH during the last 30 calendar days.
>Are CLH insiders selling their shares?
During the last 30 calendar days, eligible open-market sales total $1.05M. GERSTENBERG ERIC W recorded the largest aggregate selling volume.
Related_Analysis
Compare