Currie Mark G

Chief Scientific Officer at IRONWOOD PHARMACEUTICALS INC · on record since Feb 4, 2010
Director at IRONWOOD PHARMACEUTICALS INC · on record since May 31, 2019
President and CSO at Korsana Biosciences, Inc. · on record since Apr 3, 2019

Insider trading activity of Currie Mark G

Transactions on record: 197; since Feb 4, 2010

Open-market buys: 1; $4M

Open-market sells: 42; $24.6M

Companies traded: 2; last filing Jun 17, 2026

Figures computed from official regulatory filings — .

Companies where Currie Mark G has traded

IRONWOOD PHARMACEUTICALS INC172 tx · $33.4M · Jun 17, 2026
Korsana Biosciences, Inc.25 tx · $4.2M · Dec 30, 2020

Track record of Currie Mark G

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

Transaction history of Currie Mark G

Co-insiders of Currie Mark G

CONRADES GEORGE HIRONWOOD PHARMACEUTICALS INC +1
Consylman GinaIRONWOOD PHARMACEUTICALS INC +1
Fanucci MarshaIRONWOOD PHARMACEUTICALS INC +1
Hecht Peter MIRONWOOD PHARMACEUTICALS INC +1
HIGGINS MICHAEL JIRONWOOD PHARMACEUTICALS INC +1
Huyett WilliamIRONWOOD PHARMACEUTICALS INC +1
MCGUIRE TERRANCEIRONWOOD PHARMACEUTICALS INC +1
SCHULMAN AMY WIRONWOOD PHARMACEUTICALS INC +1
Busch AndreasKorsana Biosciences, Inc.
CHICKO RHONDA M.Korsana Biosciences, Inc.
Churchwell KevinKorsana Biosciences, Inc.
COOK JOSEPH C JRIRONWOOD PHARMACEUTICALS INC
Davis AndrewIRONWOOD PHARMACEUTICALS INC
Denner Alexander JIRONWOOD PHARMACEUTICALS INC
DESOUZA ERROL BKorsana Biosciences, Inc.
Dreyfus AndrewIRONWOOD PHARMACEUTICALS INC
Duane Jon RIRONWOOD PHARMACEUTICALS INC
EBERSMAN DAVID AIRONWOOD PHARMACEUTICALS INC
Emany Sravan KumarIRONWOOD PHARMACEUTICALS INC
Fairmount Funds Management LLCKorsana Biosciences, Inc.
Fairmount Healthcare Co-Invest VI L.P.Korsana Biosciences, Inc.
Fairmount Healthcare Fund II L.P.Korsana Biosciences, Inc.

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 17, 2026	Award	63,481	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 12, 2025	Award	45,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 21, 2024	Award	24,311	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 22, 2023	Award	22,350	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Aug 15, 2022	Sell	-70,000	11.78 USD	$824.6K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 9, 2022	Exercise	190,383	11.65 USD	$2.2M	Unusual size	SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 9, 2022	Sell	-190,383	12.01 USD	$2.3M		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 9, 2022	ExerciseD (derivative)	-190,383	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 3, 2022	Award	21,571	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 16, 2021	Sell	-23,571	11.59 USD	$273.2K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 4, 2021	Award	22,766	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Korsana Biosciences, Inc.Listing on record	Dec 30, 2020	Sell	-20,107	3.01 USD	$60.5K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 5, 2020	Award	21,720	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 24, 2020	ExerciseD (derivative)	-60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 24, 2020	Exercise	60,000	9.12 USD	$547.2K	Unusual size	SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 24, 2020	Sell	-60,000	12.59 USD	$755.4K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 21, 2020	Sell	-8,888	12.80 USD	$113.8K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 21, 2020	ExerciseD (derivative)	-8,888	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 21, 2020	Exercise	8,888	10.02 USD	$89.1K		SEC
Korsana Biosciences, Inc.Listing on record	Dec 31, 2019	Sell	-25,000	2.48 USD	$62K		SEC
Korsana Biosciences, Inc.Listing on record	Dec 31, 2019	Sell	-25,000	2.55 USD	$63.7K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Dec 18, 2019	Gift	-1,837	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Dec 18, 2019	Gift	-500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Korsana Biosciences, Inc.Listing on record	Nov 26, 2019	AwardD (derivative)	75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Korsana Biosciences, Inc.Listing on record	Sep 20, 2019	AwardD (derivative)	113,413	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
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 17, 2026	Award	63,481	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 12, 2025	Award	45,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 21, 2024	Award	24,311	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 22, 2023	Award	22,350	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Aug 15, 2022	Sell	-70,000	11.78 USD	$824.6K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 9, 2022	Exercise	190,383	11.65 USD	$2.2M	Unusual size	SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 9, 2022	Sell	-190,383	12.01 USD	$2.3M		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 9, 2022	ExerciseD (derivative)	-190,383	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 3, 2022	Award	21,571	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 16, 2021	Sell	-23,571	11.59 USD	$273.2K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 4, 2021	Award	22,766	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Korsana Biosciences, Inc.Listing on record	Dec 30, 2020	Sell	-20,107	3.01 USD	$60.5K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jun 5, 2020	Award	21,720	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 24, 2020	ExerciseD (derivative)	-60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 24, 2020	Exercise	60,000	9.12 USD	$547.2K	Unusual size	SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 24, 2020	Sell	-60,000	12.59 USD	$755.4K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 21, 2020	Sell	-8,888	12.80 USD	$113.8K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 21, 2020	ExerciseD (derivative)	-8,888	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Jan 21, 2020	Exercise	8,888	10.02 USD	$89.1K		SEC
Korsana Biosciences, Inc.Listing on record	Dec 31, 2019	Sell	-25,000	2.48 USD	$62K		SEC
Korsana Biosciences, Inc.Listing on record	Dec 31, 2019	Sell	-25,000	2.55 USD	$63.7K		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Dec 18, 2019	Gift	-1,837	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IRONWOOD PHARMACEUTICALS INCListing on record	Dec 18, 2019	Gift	-500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Korsana Biosciences, Inc.Listing on record	Nov 26, 2019	AwardD (derivative)	75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Korsana Biosciences, Inc.Listing on record	Sep 20, 2019	AwardD (derivative)	113,413	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC