SANOFI-AVENTIS

10% owner at MeiraGTx Holdings plc · on record since Aug 13, 2024
10% owner at CHATTEM INC · on record since Feb 11, 2010
10% owner at REGENERON PHARMACEUTICALS, INC. · on record since Dec 21, 2007
Exiting 10% owner at IDM PHARMA, INC. · on record since Feb 11, 2008
10% owner at GENZYME CORP · on record since Apr 8, 2011
10% owner at HUMANIGEN, INC · on record since Aug 10, 2012
10% owner at Regulus Therapeutics Inc. · on record since Oct 9, 2012
Former 10% owner at HUMANIGEN, INC · on record since Feb 7, 2013
10% owner at CRESCENT BIOPHARMA, INC. · on record since Nov 7, 2013
10% owner at ALNYLAM PHARMACEUTICALS, INC. · on record since Mar 27, 2014
10% owner at SCYNEXIS INC · on record since May 9, 2014
10% owner at IDM PHARMA, INC. · on record since Aug 26, 2005
10% owner at Icosavax, Inc. · on record since Jul 28, 2021
10% owner at MyoKardia, Inc. · on record since Oct 28, 2015
Former 10% owner at Voyager Therapeutics, Inc. · on record since Nov 18, 2015
10% owner at Voyager Therapeutics, Inc. · on record since Nov 12, 2015
10% owner at Latigo Biotherapeutics, Inc. · on record since Aug 12, 2026
10% owner at Fulcrum Therapeutics, Inc. · on record since Jul 23, 2019
10% owner at · on record since Jul 29, 2020
10% owner at · on record since Sep 14, 2021
See Remarks below at · on record since Aug 12, 2021
10% owner at · on record since Aug 4, 2026

Insider trading activity of SANOFI-AVENTIS

Transactions on record: 595; since Feb 11, 2008

Open-market buys: 566; $10.1B

Open-market sells: 9; $12.1B

Companies traded: 14; last filing Aug 12, 2026

Figures computed from official regulatory filings — .

Companies where SANOFI-AVENTIS has traded

4 tx · Aug 12, 2026
3 tx · $5.1M · Aug 7, 2026
2 tx · $2.7B · Sep 14, 2021
4 tx · $1M · Aug 2, 2021
3 tx · $1.3M · Jul 29, 2020
550 tx · $14.4B · Jun 11, 2020
3 tx · $1.5M · Jul 23, 2019
8 tx · $192.5M · Feb 15, 2019
7 tx · $2B · Jun 1, 2017
3 tx · $1.8M · Nov 18, 2015
1 tx · $10M · Feb 5, 2014
2 tx · $700K · Feb 7, 2013
4 tx · $2.9B · Feb 11, 2010
1 tx · Feb 11, 2008

Track record of SANOFI-AVENTIS

Statistical track record

Free account

Open-market buys: 566

Last buy: Aug 6, 2026

Win rates, median returns and the proven-insider analysis come with a free account.

Transaction history of SANOFI-AVENTIS

Co-insiders of SANOFI-AVENTIS

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Latigo Biotherapeutics, Inc.Listing unverified	Aug 12, 2026	Other	494,800	—	n/a (No price was disclosed in the filing)		SEC
Latigo Biotherapeutics, Inc.Listing unverified	Aug 12, 2026	OtherD (derivative)	-494,800	—	n/a (No price was disclosed in the filing)		SEC
Latigo Biotherapeutics, Inc.Listing unverified	Aug 12, 2026	OtherD (derivative)	-177,978	—	n/a (No price was disclosed in the filing)		SEC
Latigo Biotherapeutics, Inc.Listing unverified	Aug 12, 2026	Other	177,978	—	n/a (No price was disclosed in the filing)		SEC
Attovia Therapeutics, Inc.Listing unverified	Aug 7, 2026	OtherD (derivative)	-782,855	—	n/a (No price was disclosed in the filing)		SEC
Attovia Therapeutics, Inc.Listing unverified	Aug 7, 2026	Buy	300,000	17.00 USD	$5.1M	conv 54ClusterFirst in 12mo	SEC
Attovia Therapeutics, Inc.Listing unverified	Aug 7, 2026	Other	782,855	—	n/a (No price was disclosed in the filing)		SEC
Translate Bio, Inc.Listing unverified	Sep 14, 2021	Buy	20,515,985	38.00 USD	$779.6M	conv 51Unusual size	SEC
Translate Bio, Inc.Listing unverified	Sep 14, 2021	Buy	51,467,612	38.00 USD	$2B	conv 68Unusual size	SEC
Icosavax, Inc.Listing unverified	Aug 2, 2021	OtherD (derivative)	-12,480,498	—	n/a (No price was disclosed in the filing)		SEC
Icosavax, Inc.Listing unverified	Aug 2, 2021	Buy	66,667	15.00 USD	$1M	conv 38ClusterFirst in 12mo	SEC
Icosavax, Inc.Listing unverified	Aug 2, 2021	OtherD (derivative)	-354,393	—	n/a (No price was disclosed in the filing)		SEC
Icosavax, Inc.Listing unverified	Aug 2, 2021	Other	3,088,502	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Inozyme Pharma, Inc.Listing unverified	Jul 29, 2020	OtherD (derivative)	-3,279,720	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Inozyme Pharma, Inc.Listing unverified	Jul 29, 2020	Buy	81,250	16.00 USD	$1.3M	conv 38ClusterFirst in 12mo	SEC
Inozyme Pharma, Inc.Listing unverified	Jul 29, 2020	Other	438,875	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	Jun 11, 2020	Sell	-120,234	597.48 USD	$71.8M		SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	May 29, 2020	Sell	-20,421,899	509.85 USD	$10.4B	Unusual size	SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	May 29, 2020	Sell	-2,399,552	509.85 USD	$1.2B	Unusual size	SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	Mar 11, 2020	Sell	-128,914	489.65 USD	$63.1M		SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	Sep 12, 2019	Sell	-172,904	281.15 USD	$48.6M		SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 23, 2019	Buy	93,750	16.00 USD	$1.5M	conv 42ClusterFirst in 12mo	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 23, 2019	Other	464,285	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 23, 2019	OtherD (derivative)	-3,250,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	Mar 12, 2019	Sell	-131,115	412.17 USD	$54M		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Latigo Biotherapeutics, Inc.Listing unverified	Aug 12, 2026	Other	494,800	—	n/a (No price was disclosed in the filing)		SEC
Latigo Biotherapeutics, Inc.Listing unverified	Aug 12, 2026	OtherD (derivative)	-494,800	—	n/a (No price was disclosed in the filing)		SEC
Latigo Biotherapeutics, Inc.Listing unverified	Aug 12, 2026	OtherD (derivative)	-177,978	—	n/a (No price was disclosed in the filing)		SEC
Latigo Biotherapeutics, Inc.Listing unverified	Aug 12, 2026	Other	177,978	—	n/a (No price was disclosed in the filing)		SEC
Attovia Therapeutics, Inc.Listing unverified	Aug 7, 2026	OtherD (derivative)	-782,855	—	n/a (No price was disclosed in the filing)		SEC
Attovia Therapeutics, Inc.Listing unverified	Aug 7, 2026	Buy	300,000	17.00 USD	$5.1M	conv 54ClusterFirst in 12mo	SEC
Attovia Therapeutics, Inc.Listing unverified	Aug 7, 2026	Other	782,855	—	n/a (No price was disclosed in the filing)		SEC
Translate Bio, Inc.Listing unverified	Sep 14, 2021	Buy	20,515,985	38.00 USD	$779.6M	conv 51Unusual size	SEC
Translate Bio, Inc.Listing unverified	Sep 14, 2021	Buy	51,467,612	38.00 USD	$2B	conv 68Unusual size	SEC
Icosavax, Inc.Listing unverified	Aug 2, 2021	OtherD (derivative)	-12,480,498	—	n/a (No price was disclosed in the filing)		SEC
Icosavax, Inc.Listing unverified	Aug 2, 2021	Buy	66,667	15.00 USD	$1M	conv 38ClusterFirst in 12mo	SEC
Icosavax, Inc.Listing unverified	Aug 2, 2021	OtherD (derivative)	-354,393	—	n/a (No price was disclosed in the filing)		SEC
Icosavax, Inc.Listing unverified	Aug 2, 2021	Other	3,088,502	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Inozyme Pharma, Inc.Listing unverified	Jul 29, 2020	OtherD (derivative)	-3,279,720	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Inozyme Pharma, Inc.Listing unverified	Jul 29, 2020	Buy	81,250	16.00 USD	$1.3M	conv 38ClusterFirst in 12mo	SEC
Inozyme Pharma, Inc.Listing unverified	Jul 29, 2020	Other	438,875	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	Jun 11, 2020	Sell	-120,234	597.48 USD	$71.8M		SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	May 29, 2020	Sell	-20,421,899	509.85 USD	$10.4B	Unusual size	SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	May 29, 2020	Sell	-2,399,552	509.85 USD	$1.2B	Unusual size	SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	Mar 11, 2020	Sell	-128,914	489.65 USD	$63.1M		SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	Sep 12, 2019	Sell	-172,904	281.15 USD	$48.6M		SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 23, 2019	Buy	93,750	16.00 USD	$1.5M	conv 42ClusterFirst in 12mo	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 23, 2019	Other	464,285	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 23, 2019	OtherD (derivative)	-3,250,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
REGENERON PHARMACEUTICALS, INC.Listing on record	Mar 12, 2019	Sell	-131,115	412.17 USD	$54M		SEC