Insiders / Mittelstaedt Ronald J

Mittelstaedt Ronald J

CIK 1064299personinsider
Companies
2
First seen
Feb 18, 2026
Last activity
May 13, 2026

Companies

CompanyRoleShares heldPeak heldTradesLatest
Waste Connections Inc · WCNCEO301,017301,01724
Skywest Inc · SKYWDirector8,2578,2571

All securities held

2 positions · latest reported per filing
CompanySecuritySharesAs of
Skywest IncCommon Stock8,257May 5, 2026
Waste Connections IncCommon Shares301,017May 12, 2026

Activity

InsidersInstitutions
This person's insider trades (Form 4), across every company.
DateActionCompanyValueShares ΔPosition afterImpact
May 12, 2026BuyWCN
Waste Connections Inc
Common Shares
$7.61M+50K
+19.92%
301,017
0.12% of shares
high
Feb 17, 2026OtherWCN
Waste Connections Inc
Common Shares
$687.7K-4K
-1.68%
249,030
0.10% of shares
low
Feb 17, 2026OtherWCN
Waste Connections Inc
Common Shares
$162.6K-1K
-0.41%
242,460
0.10% of shares
low
Feb 14, 2026OtherWCN
Waste Connections Inc
Common Shares
$136.9K-854
-0.36%
238,610
0.09% of shares
low
Feb 16, 2026OtherWCN
Waste Connections Inc
Common Shares
$130.6K-815
-0.34%
240,907
0.10% of shares
low
Feb 17, 2026OtherWCN
Waste Connections Inc
Common Shares
$123.2K-764
-0.30%
250,207
0.10% of shares
low
Feb 18, 2026OtherWCN
Waste Connections Inc
Common Shares
$56.3K-346
-0.14%
251,017
0.10% of shares
low
Feb 17, 2026OtherWCN
Waste Connections Inc
Common Shares
$29.2K-181
-0.07%
250,485
0.10% of shares
low
May 5, 2026GrantSKYW
Skywest Inc
Common Stock
$0+1K
+17.32%
8,257
0.02% of shares
low
Feb 18, 2026ExerciseWCN
Waste Connections Inc
Common Shares
$0+878
+0.35%
251,363
0.10% of shares
low