Raffin Thomas A.

Director at Akoya Biosciences, Inc. · on record since May 25, 2021
10% owner at Akoya Biosciences, Inc. · on record since May 25, 2021
Director at LUMOS PHARMA, INC. · on record since Nov 18, 2011
10% owner at LDR HOLDING CORP · on record since Oct 17, 2013

Insider trading activity of Raffin Thomas A.

Transactions on record: 127; since Nov 14, 2011

Open-market buys: 4; $10.1M

Open-market sells: 48; $16.7M

Companies traded: 3; last filing Jul 10, 2025

Figures computed from official regulatory filings — .

Companies where Raffin Thomas A. has traded

Akoya Biosciences, Inc.14 tx · $10.1M · Jul 10, 2025
LUMOS PHARMA, INC.68 tx · $1.2M · Dec 13, 2024
LDR HOLDING CORP45 tx · $15.6M · Feb 23, 2015

Track record of Raffin Thomas A.

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

Transaction history of Raffin Thomas A.

Co-insiders of Raffin Thomas A.

LALANDE KEVIN M.LDR HOLDING CORP +1
Lashkari DevalAkoya Biosciences, Inc. +1
MACKOWSKI J MATTHEWAkoya Biosciences, Inc. +1
SHEPLER ROBERT GAkoya Biosciences, Inc. +1
Telegraph Hill Partners Management Company, LLCAkoya Biosciences, Inc. +1
Alexander SarahLUMOS PHARMA, INC.
ARAGONA JOSEPH CLDR HOLDING CORP
AUSTIN VENTURES VIII LPLDR HOLDING CORP
AV PARTNERS VIII LPLDR HOLDING CORP
BAMFORD PASCALAkoya Biosciences, Inc.
BEGHIN JEAN-MICHELLDR HOLDING CORP
BURKE WILLIAM WLDR HOLDING CORP
Burrows JamesLDR HOLDING CORP
COCKRELL J ROSSLDR HOLDING CORP
Crawford Matthew SLDR HOLDING CORP

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	OtherD (derivative)	-16,860	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	Other	-1,737,712	—	n/a (No price was disclosed in the filing)		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	Other	-234,592	—	n/a (No price was disclosed in the filing)		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	OtherD (derivative)	-56,322	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	Other	-15,937,535	—	n/a (No price was disclosed in the filing)		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	OtherD (derivative)	-50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	OtherD (derivative)	-30,549	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-2,910	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-2,777	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-3,328	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-3,431	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-3,345	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	Other	-9,406	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-10,439	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-5,684	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Jun 7, 2024	AwardD (derivative)	3,328	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Akoya Biosciences, Inc.Listing unverified	Jun 5, 2024	AwardD (derivative)	50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Akoya Biosciences, Inc.Listing unverified	Jun 12, 2023	Buy	1,803,373	5.00 USD	$9M	conv 48Cluster	SEC
Akoya Biosciences, Inc.Listing unverified	Jun 12, 2023	Buy	20,000	5.00 USD	$100K	conv 46Cluster	SEC
Akoya Biosciences, Inc.Listing unverified	Jun 12, 2023	Buy	196,627	5.00 USD	$983.1K	conv 48Cluster	SEC
Akoya Biosciences, Inc.Listing unverified	Jun 5, 2023	AwardD (derivative)	56,322	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LUMOS PHARMA, INC.Listing unverified	May 12, 2023	AwardD (derivative)	3,345	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LUMOS PHARMA, INC.Listing unverified	Aug 26, 2022	Buy	1,150	8.46 USD	$9.7K	conv 41First in 12mo	SEC
Akoya Biosciences, Inc.Listing unverified	Jun 3, 2022	AwardD (derivative)	30,549	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LUMOS PHARMA, INC.Listing unverified	May 9, 2022	AwardD (derivative)	3,431	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	Signals	Src
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	OtherD (derivative)	-16,860	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	Other	-1,737,712	—	n/a (No price was disclosed in the filing)		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	Other	-234,592	—	n/a (No price was disclosed in the filing)		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	OtherD (derivative)	-56,322	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	Other	-15,937,535	—	n/a (No price was disclosed in the filing)		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	OtherD (derivative)	-50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Akoya Biosciences, Inc.Listing unverified	Jul 10, 2025	OtherD (derivative)	-30,549	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-2,910	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-2,777	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-3,328	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-3,431	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-3,345	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	Other	-9,406	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-10,439	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Dec 13, 2024	OtherD (derivative)	-5,684	—	n/a (No price was disclosed in the filing)		SEC
LUMOS PHARMA, INC.Listing unverified	Jun 7, 2024	AwardD (derivative)	3,328	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Akoya Biosciences, Inc.Listing unverified	Jun 5, 2024	AwardD (derivative)	50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Akoya Biosciences, Inc.Listing unverified	Jun 12, 2023	Buy	1,803,373	5.00 USD	$9M	conv 48Cluster	SEC
Akoya Biosciences, Inc.Listing unverified	Jun 12, 2023	Buy	20,000	5.00 USD	$100K	conv 46Cluster	SEC
Akoya Biosciences, Inc.Listing unverified	Jun 12, 2023	Buy	196,627	5.00 USD	$983.1K	conv 48Cluster	SEC
Akoya Biosciences, Inc.Listing unverified	Jun 5, 2023	AwardD (derivative)	56,322	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LUMOS PHARMA, INC.Listing unverified	May 12, 2023	AwardD (derivative)	3,345	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LUMOS PHARMA, INC.Listing unverified	Aug 26, 2022	Buy	1,150	8.46 USD	$9.7K	conv 41First in 12mo	SEC
Akoya Biosciences, Inc.Listing unverified	Jun 3, 2022	AwardD (derivative)	30,549	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LUMOS PHARMA, INC.Listing unverified	May 9, 2022	AwardD (derivative)	3,431	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC