Leath Mack Rimmer Jr.

Director at MICROMET, INC. · on record since Jan 16, 2024
CEO at MICROMET, INC. · on record since Jan 4, 2024
Director at Sibling Group Holdings, Inc. · on record since Oct 3, 2014
Secretary at Sibling Group Holdings, Inc. · on record since Oct 3, 2014
Director at Mitesco, Inc. · on record since Mar 20, 2017
Chairman at Mitesco, Inc. · on record since Mar 15, 2017

Insider trading activity of Leath Mack Rimmer Jr.

Transactions on record: 26; since Oct 3, 2014

Open-market buys: 0

Open-market sells: 0

Companies traded: 3; last filing Sep 17, 2026

Figures computed from official regulatory filings — .

Companies where Leath Mack Rimmer Jr. has traded

Mitesco, Inc.5 tx · $158.6K · Sep 17, 2026
MICROMET, INC.14 tx · $766.3K · Oct 14, 2025
Sibling Group Holdings, Inc.7 tx · Oct 3, 2014

Track record of Leath Mack Rimmer Jr.

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Leath Mack Rimmer Jr.

Co-insiders of Leath Mack Rimmer Jr.

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Mitesco, Inc.Listing unverified	Sep 17, 2026	Award	242,154	0.08 USD	$19.4K		SEC
Mitesco, Inc.Listing unverified	Sep 17, 2026	Award	21,451	0.15 USD	$3.2K		SEC
Mitesco, Inc.Listing unverified	Sep 17, 2026	Award	3,000,000	0.04 USD	$105K		SEC
MICROMET, INC.Listing on record	Oct 14, 2025	Award	8,787	0.18 USD	$1.6K		SEC
MICROMET, INC.Listing on record	Aug 25, 2025	Award	4,063	0.37 USD	$1.5K		SEC
MICROMET, INC.Listing on record	Apr 30, 2025	Award	1,136	0.44 USD	$499.8		SEC
MICROMET, INC.Listing on record	Apr 30, 2025	Award	847	0.59 USD	$499.7		SEC
MICROMET, INC.Listing on record	Jan 21, 2025	Award	1,471	0.34 USD	$500.1		SEC
MICROMET, INC.Listing on record	Jan 21, 2025	Award	1,250	0.40 USD	$500		SEC
MICROMET, INC.Listing on record	Nov 18, 2024	Award	909	0.55 USD	$500		SEC
MICROMET, INC.Listing on record	Nov 14, 2024	Award	877	0.57 USD	$499.9		SEC
MICROMET, INC.Listing on record	Nov 14, 2024	Award	150,000	4.00 USD	$600K	Unusual size	SEC
MICROMET, INC.Listing on record	Oct 31, 2024	Award	18,052	4.00 USD	$72.2K	Unusual size	SEC
MICROMET, INC.Listing on record	Aug 13, 2024	Award	100,000	0.25 USD	$25K		SEC
MICROMET, INC.Listing on record	Jul 22, 2024	Award	1,875	0.80 USD	$1.5K		SEC
MICROMET, INC.Listing on record	Jul 22, 2024	Award	1,875	0.80 USD	$1.5K		SEC
MICROMET, INC.Listing on record	Jan 16, 2024	Award	2,400	25.00 USD	$60K		SEC
Mitesco, Inc.Listing unverified	Mar 20, 2017	Award	85,714	0.14 USD	$12K		SEC
Mitesco, Inc.Listing unverified	Mar 20, 2017	Award	100,000	0.19 USD	$19K		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	200,000	—	n/a (No price was disclosed in the filing)		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	500,000	—	n/a (No price was disclosed in the filing)		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	66,240	—	n/a (No price was disclosed in the filing)		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	298,412	—	n/a (No price was disclosed in the filing)		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	41,667	—	n/a (No price was disclosed in the filing)		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	33,333	—	n/a (No price was disclosed in the filing)		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Mitesco, Inc.Listing unverified	Sep 17, 2026	Award	242,154	0.08 USD	$19.4K		SEC
Mitesco, Inc.Listing unverified	Sep 17, 2026	Award	21,451	0.15 USD	$3.2K		SEC
Mitesco, Inc.Listing unverified	Sep 17, 2026	Award	3,000,000	0.04 USD	$105K		SEC
MICROMET, INC.Listing on record	Oct 14, 2025	Award	8,787	0.18 USD	$1.6K		SEC
MICROMET, INC.Listing on record	Aug 25, 2025	Award	4,063	0.37 USD	$1.5K		SEC
MICROMET, INC.Listing on record	Apr 30, 2025	Award	1,136	0.44 USD	$499.8		SEC
MICROMET, INC.Listing on record	Apr 30, 2025	Award	847	0.59 USD	$499.7		SEC
MICROMET, INC.Listing on record	Jan 21, 2025	Award	1,471	0.34 USD	$500.1		SEC
MICROMET, INC.Listing on record	Jan 21, 2025	Award	1,250	0.40 USD	$500		SEC
MICROMET, INC.Listing on record	Nov 18, 2024	Award	909	0.55 USD	$500		SEC
MICROMET, INC.Listing on record	Nov 14, 2024	Award	877	0.57 USD	$499.9		SEC
MICROMET, INC.Listing on record	Nov 14, 2024	Award	150,000	4.00 USD	$600K	Unusual size	SEC
MICROMET, INC.Listing on record	Oct 31, 2024	Award	18,052	4.00 USD	$72.2K	Unusual size	SEC
MICROMET, INC.Listing on record	Aug 13, 2024	Award	100,000	0.25 USD	$25K		SEC
MICROMET, INC.Listing on record	Jul 22, 2024	Award	1,875	0.80 USD	$1.5K		SEC
MICROMET, INC.Listing on record	Jul 22, 2024	Award	1,875	0.80 USD	$1.5K		SEC
MICROMET, INC.Listing on record	Jan 16, 2024	Award	2,400	25.00 USD	$60K		SEC
Mitesco, Inc.Listing unverified	Mar 20, 2017	Award	85,714	0.14 USD	$12K		SEC
Mitesco, Inc.Listing unverified	Mar 20, 2017	Award	100,000	0.19 USD	$19K		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	200,000	—	n/a (No price was disclosed in the filing)		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	500,000	—	n/a (No price was disclosed in the filing)		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	66,240	—	n/a (No price was disclosed in the filing)		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	298,412	—	n/a (No price was disclosed in the filing)		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	41,667	—	n/a (No price was disclosed in the filing)		SEC
Sibling Group Holdings, Inc.Listing unverified	Oct 3, 2014	Award	33,333	—	n/a (No price was disclosed in the filing)		SEC