Thackray Helen M.

SVP Clinical Development, CMO at CRESCENT BIOPHARMA, INC. · on record since Jan 5, 2017
Chief R&D Officer at BIOCRYST PHARMACEUTICALS INC · on record since Apr 2, 2021
Director at BIOCRYST PHARMACEUTICALS INC · on record since Sep 24, 2019
Director at ImmunoGen, Inc. · on record since Sep 23, 2021

Insider trading activity of Thackray Helen M.

Transactions on record: 55; since Jan 13, 2014

Open-market buys: 1; $175.8K

Open-market sells: 13; $524.6K

Companies traded: 3; last filing Apr 2, 2025

Figures computed from official regulatory filings — .

Companies where Thackray Helen M. has traded

BIOCRYST PHARMACEUTICALS INC20 tx · $637.8K · Apr 2, 2025
ImmunoGen, Inc.16 tx · $400.7K · Feb 12, 2024
CRESCENT BIOPHARMA, INC.19 tx · $309.4K · Jan 22, 2021

Track record of Thackray Helen M.

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

Transaction history of Thackray Helen M.

Co-insiders of Thackray Helen M.

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
BIOCRYST PHARMACEUTICALS INCListing on record	Apr 2, 2025	Other	-7,525	7.50 USD	$56.4K		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 23, 2024	Award	125,950	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 23, 2024	Other	-6,096	7.39 USD	$45K		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 23, 2024	AwardD (derivative)	260,950	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 17, 2024	Other	-7,150	7.53 USD	$53.8K	Unusual size	SEC
BIOCRYST PHARMACEUTICALS INCListing on record	May 15, 2024	Buy	30,000	5.86 USD	$175.8K	conv 62ClusterFirst in 12mo	SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Apr 2, 2024	Other	-7,525	5.08 USD	$38.2K		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	OtherD (derivative)	-19,597	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	OtherD (derivative)	-13,090	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	Other	-3,074	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	OtherD (derivative)	-32,066	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	OtherD (derivative)	-40,932	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	OtherD (derivative)	-44,000	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Jan 3, 2024	Award	252	29.65 USD	$7.5K		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 20, 2023	Other	-5,580	6.05 USD	$33.8K		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 18, 2023	Award	51,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 18, 2023	AwardD (derivative)	238,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 18, 2023	Other	-3,031	6.43 USD	$19.5K		SEC
ImmunoGen, Inc.Listing unverified	Oct 2, 2023	Award	472	15.87 USD	$7.5K		SEC
ImmunoGen, Inc.Listing unverified	Jul 5, 2023	Award	397	18.87 USD	$7.5K		SEC
ImmunoGen, Inc.Listing unverified	Jun 16, 2023	AwardD (derivative)	19,597	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ImmunoGen, Inc.Listing unverified	Jun 16, 2023	AwardD (derivative)	13,090	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Apr 5, 2023	Sell	-7,000	8.29 USD	$58K		SEC
ImmunoGen, Inc.Listing unverified	Apr 4, 2023	Award	1,953	3.84 USD	$7.5K		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 21, 2022	AwardD (derivative)	238,000	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
BIOCRYST PHARMACEUTICALS INCListing on record	Apr 2, 2025	Other	-7,525	7.50 USD	$56.4K		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 23, 2024	Award	125,950	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 23, 2024	Other	-6,096	7.39 USD	$45K		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 23, 2024	AwardD (derivative)	260,950	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 17, 2024	Other	-7,150	7.53 USD	$53.8K	Unusual size	SEC
BIOCRYST PHARMACEUTICALS INCListing on record	May 15, 2024	Buy	30,000	5.86 USD	$175.8K	conv 62ClusterFirst in 12mo	SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Apr 2, 2024	Other	-7,525	5.08 USD	$38.2K		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	OtherD (derivative)	-19,597	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	OtherD (derivative)	-13,090	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	Other	-3,074	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	OtherD (derivative)	-32,066	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	OtherD (derivative)	-40,932	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Feb 12, 2024	OtherD (derivative)	-44,000	—	n/a (No price was disclosed in the filing)		SEC
ImmunoGen, Inc.Listing unverified	Jan 3, 2024	Award	252	29.65 USD	$7.5K		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 20, 2023	Other	-5,580	6.05 USD	$33.8K		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 18, 2023	Award	51,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 18, 2023	AwardD (derivative)	238,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 18, 2023	Other	-3,031	6.43 USD	$19.5K		SEC
ImmunoGen, Inc.Listing unverified	Oct 2, 2023	Award	472	15.87 USD	$7.5K		SEC
ImmunoGen, Inc.Listing unverified	Jul 5, 2023	Award	397	18.87 USD	$7.5K		SEC
ImmunoGen, Inc.Listing unverified	Jun 16, 2023	AwardD (derivative)	19,597	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ImmunoGen, Inc.Listing unverified	Jun 16, 2023	AwardD (derivative)	13,090	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Apr 5, 2023	Sell	-7,000	8.29 USD	$58K		SEC
ImmunoGen, Inc.Listing unverified	Apr 4, 2023	Award	1,953	3.84 USD	$7.5K		SEC
BIOCRYST PHARMACEUTICALS INCListing on record	Dec 21, 2022	AwardD (derivative)	238,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC