You are reading the report for 2026-08-05. The figures are as they stood that day and are not revised. See the current report →
Daily Special Report
Published Aug 6
The Cluster Watch List
Where insiders are buying their own stock
4 companiesCovering Aug 3 – Aug 5Data through Aug 5
BSX is the strongest cluster here: 3 separate insiders bought $9.3m, rather than one insider appearing in multiple filings. It has the biggest number of insiders buying of the 4 here, while its amount bought is the second-largest. The purchases were disclosed between Aug 3 and Aug 5; the Aug 5 move is measured against the prior close.
Entry by entry — why each one is on the board
BSXBoston Scientific Corporation
Insiders3
Bought$9.3m
Session-2.8%
With 3 separate insiders across 4 filings, BSX is not a single buyer appearing repeatedly; its latest buy was Aug 4. Shares moved -2.8% on Aug 5, the biggest move among the 4 here, and the $9.3m bought is the only amount at that level here.
3 separate insiders, 4 filings, latest buy Aug 4
PFEPfizer Inc.
Insiders2
Bought$2.0m
Session+1.6%
Two separate insiders are behind PFE's $2.0m bought, with 2 filings and the latest buy on Aug 5. That is the only company here with 2 insiders buying, while shares rose +1.6%, the only move at +1.6% here.
2 separate insiders, 2 filings, latest buy Aug 5
TSCOTractor Supply Company
Insiders3
Bought$652k
Session+0.9%
Unlike a one-insider case, TSCO has 3 separate insiders across 4 filings, with the latest buy on Aug 4. Its $652k bought is the biggest amount bought of the 4 here, while shares rose +0.9%, the smallest move among the 4 here.
3 separate insiders, 4 filings, latest buy Aug 4
CVNACarvana Co.
Insiders1
Bought$1.5m
Session+2.1%
A single insider accounts for CVNA's 2 filings and $1.5m bought; the latest buy was Jul 31. That is the smallest number of insiders buying of the 4 here, although shares rose +2.1%, the second-largest move among the 4 here.
One insider, 2 filings, latest buy Jul 31
How this board was built
Open-market Form 4 purchases disclosed between Aug 3 and Aug 5. “Session” is the Aug 5 close vs the prior close. Insider buying is not a recommendation.