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Who

Michael D. Sieger

Director

Company insider

Files Form 4 as: Director, RB Global; Director, Iaa; Claims President, Progressive.

Every Form 4 they filed

In numbers

Trades disclosed
183
Buys
3
Sells
17
Bought
$64K
Sold
$8.0M
Companies
3
Companies where not an officer
2
First trade
14 Jan 2015
Last trade
17 Sep 2026
Last filed
18 Sep 2026

Companies traded

Where they are an officer
PGR ProgressiveOfficer · Insurance · last 1 Jan 20221 buy · 17 sells
Everywhere else they filed: board seats, 10% stakes, other companies
RBA RB GlobalDirector · Business Services · last 17 Sep 20262 buys · 0 sells
IaaDirector · last 20 Mar 20230 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
17 Sep 2026filed 18 Sep 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—9 at $0.00filing
17 Sep 2026filed 18 Sep 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—8 at $0.00filing
17 Sep 2026filed 18 Sep 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—9 at $0.00filing
17 Sep 2026filed 18 Sep 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—8 at $0.00filing
18 Jun 2026filed 22 Jun 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—7 at $0.00filing
18 Jun 2026filed 22 Jun 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—6 at $0.00filing
18 Jun 2026filed 22 Jun 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—7 at $0.00filing
18 Jun 2026filed 22 Jun 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—6 at $0.00filing
15 May 2026filed 18 May 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—1,965 at $0.00filing
15 May 2026filed 18 May 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—1,965 at $0.00filing
30 Apr 2026filed 4 May 2026RBA RB GlobalBusiness ServicesSEC FORM 4 Code M—1,896filing
30 Apr 2026filed 4 May 2026RBA RB GlobalBusiness ServicesSEC FORM 4 Code M—22filing
30 Apr 2026filed 4 May 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code M—1,896 at $0.00filing
30 Apr 2026filed 4 May 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code M—1,896 at $0.00filing
30 Apr 2026filed 4 May 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code M—22 at $0.00filing
30 Apr 2026filed 4 May 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code M—22 at $0.00filing
30 Apr 2026filed 4 May 2026RBA RB GlobalBusiness ServicesSEC FORM 4 Code M—1,896filing
30 Apr 2026filed 4 May 2026RBA RB GlobalBusiness ServicesSEC FORM 4 Code M—22filing
2 Mar 2026filed 4 Mar 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—7 at $0.00filing
2 Mar 2026filed 4 Mar 2026RBA RB Globaloption or derivative · Business ServicesSEC FORM 4 Code A—6 at $0.00filing

Sectors

Financials18
Industrials2

Buys in green, sells in red, by the company’s sector.

Related people

Heather E. DayCRM President · CRM President at Progressive Corp/oh/, filing Form 4 there in the last year
Lawton W. FittDirector · Director at Progressive Corp/oh/, filing Form 4 there in the last year
Roger N. FarahDirector · Director at Progressive Corp/oh/, filing Form 4 there in the last year
David M. StringerVice Pres, Secretary and CLO · Vice Pres, Secretary and CLO at Progressive Corp/oh/, filing Form 4 there in the last year
Carl G. JoyceChief Accounting Officer · Chief Accounting Officer at Progressive Corp/oh/, filing Form 4 there in the last year
Donald J. TrumpPresident · Also traded RBA and PGR in the last 90 days
Steven BrozChief Information Officer · Also traded PGR in the last 90 days
Deborah SteinDirector · Also traded RBA in the last 90 days