Holder Michael

Director at Novation Holdings Inc · on record since Mar 15, 2011
CEO at Novation Holdings Inc · on record since Mar 15, 2011
Director at Cytek Biosciences, Inc. · on record since May 20, 2026
Director at MDxHealth SA · on record since Jun 3, 2026
Chief Financial Officer at AVITA Medical, Inc. · on record since Mar 25, 2021

Insider trading activity of Holder Michael

Transactions on record: 34; since Mar 15, 2011

Open-market buys: 1

Open-market sells: 0

Companies traded: 4; last filing Aug 20, 2026

Figures computed from official regulatory filings — .

Companies where Holder Michael has traded

Cytek Biosciences, Inc.26 tx · Aug 20, 2026
MDxHealth SA1 tx · Jun 3, 2026
AVITA Medical, Inc.6 tx · Jul 6, 2022
Novation Holdings Inc1 tx · Mar 15, 2011

Track record of Holder Michael

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

Transaction history of Holder Michael

Co-insiders of Holder Michael

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Src
Cytek Biosciences, Inc.Listing on record	Aug 20, 2026	ExerciseD (derivative)	-2,181	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Aug 20, 2026	Exercise	2,181	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Jun 12, 2026	AwardD (derivative)	33,333	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Jun 12, 2026	Exercise	43,973	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Jun 12, 2026	AwardD (derivative)	18,261	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Jun 12, 2026	ExerciseD (derivative)	-43,973	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MDxHealth SAListing unverified	Jun 3, 2026	AwardD (derivative)	10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	May 20, 2026	ExerciseD (derivative)	-1,454	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	May 20, 2026	Exercise	1,454	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Mar 12, 2026	Exercise	2,908	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Mar 12, 2026	ExerciseD (derivative)	-2,908	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Nov 20, 2025	Exercise	2,181	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Nov 20, 2025	ExerciseD (derivative)	-2,181	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Aug 20, 2025	Exercise	2,181	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Aug 20, 2025	ExerciseD (derivative)	-2,181	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Jun 20, 2025	AwardD (derivative)	23,809	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Jun 20, 2025	AwardD (derivative)	43,973	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	May 21, 2025	ExerciseD (derivative)	-1,454	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	May 21, 2025	Exercise	1,454	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Mar 12, 2025	ExerciseD (derivative)	-2,908	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Mar 12, 2025	Exercise	2,908	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Nov 20, 2024	Exercise	2,181	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Nov 20, 2024	ExerciseD (derivative)	-2,181	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Aug 21, 2024	Exercise	1,454	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Aug 21, 2024	ExerciseD (derivative)	-1,454	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
Cytek Biosciences, Inc.Listing on record	Aug 20, 2026	ExerciseD (derivative)	-2,181	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Aug 20, 2026	Exercise	2,181	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Jun 12, 2026	AwardD (derivative)	33,333	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Jun 12, 2026	Exercise	43,973	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Jun 12, 2026	AwardD (derivative)	18,261	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Jun 12, 2026	ExerciseD (derivative)	-43,973	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MDxHealth SAListing unverified	Jun 3, 2026	AwardD (derivative)	10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	May 20, 2026	ExerciseD (derivative)	-1,454	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	May 20, 2026	Exercise	1,454	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Mar 12, 2026	Exercise	2,908	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Mar 12, 2026	ExerciseD (derivative)	-2,908	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Nov 20, 2025	Exercise	2,181	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Nov 20, 2025	ExerciseD (derivative)	-2,181	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Aug 20, 2025	Exercise	2,181	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Aug 20, 2025	ExerciseD (derivative)	-2,181	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Jun 20, 2025	AwardD (derivative)	23,809	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Jun 20, 2025	AwardD (derivative)	43,973	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	May 21, 2025	ExerciseD (derivative)	-1,454	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	May 21, 2025	Exercise	1,454	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Mar 12, 2025	ExerciseD (derivative)	-2,908	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Mar 12, 2025	Exercise	2,908	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Nov 20, 2024	Exercise	2,181	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Nov 20, 2024	ExerciseD (derivative)	-2,181	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Cytek Biosciences, Inc.Listing on record	Aug 21, 2024	Exercise	1,454	—	n/a (No price was disclosed in the filing)	SEC
Cytek Biosciences, Inc.Listing on record	Aug 21, 2024	ExerciseD (derivative)	-1,454	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC