Diaz Allene M.

Director at IONIS PHARMACEUTICALS INC · on record since Jun 9, 2021
Director at Allena Pharmaceuticals, Inc. · on record since Apr 17, 2019
Director at BCLS Acquisition Corp. · on record since Oct 22, 2020
Director at Mersana Therapeutics, Inc. · on record since Mar 11, 2021

Insider trading activity of Diaz Allene M.

Transactions on record: 53; since May 7, 2019

Open-market buys: 0

Open-market sells: 8; $5.4M

Companies traded: 3; last filing Jul 9, 2026

Figures computed from official regulatory filings — .

Companies where Diaz Allene M. has traded

IONIS PHARMACEUTICALS INC36 tx · $7.5M · Jul 9, 2026
Mersana Therapeutics, Inc.14 tx · Jan 6, 2026
Allena Pharmaceuticals, Inc.3 tx · Jun 4, 2021

Track record of Diaz Allene M.

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

Transaction history of Diaz Allene M.

Co-insiders of Diaz Allene M.

Hack Andrew A. F.Allena Pharmaceuticals, Inc. +2
Alexander RobertAllena Pharmaceuticals, Inc.
Alleva Lawrence MMersana Therapeutics, Inc.
Bala MohanMersana Therapeutics, Inc.
Baroldi JosephIONIS PHARMACEUTICALS INC
BARRETT M JAMESMersana Therapeutics, Inc.
BARRIS PETER JMersana Therapeutics, Inc.
BASKETT FORESTMersana Therapeutics, Inc.
BCLS Acquisition Holdings (GP), LLCBCLS Acquisition Corp.
BCLS Acquisition Holdings, LPBCLS Acquisition Corp.
BENNETT C FRANKIONIS PHARMACEUTICALS INC
Bergstrom Donald AMersana Therapeutics, Inc.
BERTHELSEN SPENCER RIONIS PHARMACEUTICALS INC
Bessemer Venture Partners VII Institutional L.P.Allena Pharmaceuticals, Inc.
Bessemer Venture Partners VII L.P.Allena Pharmaceuticals, Inc.
Birchler BrianIONIS PHARMACEUTICALS INC

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
IONIS PHARMACEUTICALS INCListing on record	Jul 9, 2026	Exercise	10,111	47.11 USD	$476.3K		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 9, 2026	ExerciseD (derivative)	-10,111	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 9, 2026	Sell	-10,111	85.42 USD	$863.6K		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 6, 2026	AwardD (derivative)	5,369	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 6, 2026	AwardD (derivative)	2,301	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Exercise	18,000	40.05 USD	$720.9K		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Sell	-14,608	79.88 USD	$1.2M	Unusual size	SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Exercise	10,321	41.08 USD	$424K		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Sell	-1,005	80.80 USD	$81.2K	Unusual size	SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	ExerciseD (derivative)	-18,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Sell	-39,265	79.11 USD	$3.1M	Unusual size	SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Exercise	12,000	38.06 USD	$456.7K		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	ExerciseD (derivative)	-12,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	ExerciseD (derivative)	-10,321	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-2,460	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-1,800	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-1,571	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-416	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	Other	-578	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-2,200	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-734	—	n/a (No price was disclosed in the filing)		SEC
IONIS PHARMACEUTICALS INCListing on record	Aug 26, 2025	Sell	-1,427	42.53 USD	$60.7K	Unusual size	SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 17, 2025	Exercise	4,079	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 17, 2025	ExerciseD (derivative)	-4,079	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 2, 2025	AwardD (derivative)	5,220	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
IONIS PHARMACEUTICALS INCListing on record	Jul 9, 2026	Exercise	10,111	47.11 USD	$476.3K		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 9, 2026	ExerciseD (derivative)	-10,111	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 9, 2026	Sell	-10,111	85.42 USD	$863.6K		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 6, 2026	AwardD (derivative)	5,369	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 6, 2026	AwardD (derivative)	2,301	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Exercise	18,000	40.05 USD	$720.9K		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Sell	-14,608	79.88 USD	$1.2M	Unusual size	SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Exercise	10,321	41.08 USD	$424K		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Sell	-1,005	80.80 USD	$81.2K	Unusual size	SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	ExerciseD (derivative)	-18,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Sell	-39,265	79.11 USD	$3.1M	Unusual size	SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	Exercise	12,000	38.06 USD	$456.7K		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	ExerciseD (derivative)	-12,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Mar 5, 2026	ExerciseD (derivative)	-10,321	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-2,460	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-1,800	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-1,571	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-416	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	Other	-578	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-2,200	—	n/a (No price was disclosed in the filing)		SEC
Mersana Therapeutics, Inc.Listing unverified	Jan 6, 2026	OtherD (derivative)	-734	—	n/a (No price was disclosed in the filing)		SEC
IONIS PHARMACEUTICALS INCListing on record	Aug 26, 2025	Sell	-1,427	42.53 USD	$60.7K	Unusual size	SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 17, 2025	Exercise	4,079	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 17, 2025	ExerciseD (derivative)	-4,079	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IONIS PHARMACEUTICALS INCListing on record	Jul 2, 2025	AwardD (derivative)	5,220	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC