Holly B. Kordasiewicz

CIK: 0002102721

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)4 (30.8%)

Position reduction

Option Exercises (M)5 (38.5%)

Derivative conversions

Awards (A)4 (30.8%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

IONS

IONIS PHARMACEUTICALS INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (13 total)

IONS
IONIS PHARMACEUTICALS INC
Jul 7, 2026
Sale(S)
Direct
362 shares at avg. $84.30$31K
IONS
IONIS PHARMACEUTICALS INC
Jun 12, 2026
Exercise(M)
Direct
21K shares at avg. $60.89$1.3M
IONS
IONIS PHARMACEUTICALS INC
Jun 12, 2026
Exercise(M)
Direct
12K shares at avg. $32.60$391K
IONS
IONIS PHARMACEUTICALS INC
Jun 12, 2026
Exercise(M)
Direct
19.9K shares at avg. $56.78$1.1M
IONS
IONIS PHARMACEUTICALS INC
Jun 12, 2026
Sale(S)
Direct
41K shares at avg. $73.09$3.0M
IONS
IONIS PHARMACEUTICALS INC
Jun 12, 2026
Sale(S)
Direct
19.8K shares at avg. $74.05$1.5M
IONS
IONIS PHARMACEUTICALS INC
Jun 12, 2026
Exercise(M)
Direct
8K shares at avg. $60.89$484K
IONS
IONIS PHARMACEUTICALS INC
Jan 16, 2026
Sale(S)
Direct
4.1K shares at avg. $75.66$313K
IONS
IONIS PHARMACEUTICALS INC
Jan 15, 2026
Exercise(M)
Direct
11.1K shares-
IONS
IONIS PHARMACEUTICALS INC
Jan 15, 2026
Award(A)
Restricted Stock Unit
Direct
13.7K shares-
IONS
IONIS PHARMACEUTICALS INC
Jan 15, 2026
Award(A)
Restricted Stock Unit
Direct
11.3K shares-
IONS
IONIS PHARMACEUTICALS INC
Jan 2, 2026
Award(A)
Non-Qualified Stock Option (right to buy)
Direct
7.5K shares-
IONS
IONIS PHARMACEUTICALS INC
Jan 2, 2026
Award(A)
Non-Qualified Stock Option (right to buy)
Direct
9.1K shares-

		Type	Shares	Price		Ownership
Jul 7, 2026	IONS IONIS PHARMACEUTICALS INC	Sale(S)	362	$84.30	$30,517	Direct
Jun 12, 2026	IONS IONIS PHARMACEUTICALS INC	Exercise(M)	21,000	$60.89	$1,278,690	Direct
Jun 12, 2026	IONS IONIS PHARMACEUTICALS INC	Exercise(M)	12,000	$32.60	$391,200	Direct
Jun 12, 2026	IONS IONIS PHARMACEUTICALS INC	Exercise(M)	19,895	$56.78	$1,129,638	Direct
Jun 12, 2026	IONS IONIS PHARMACEUTICALS INC	Sale(S)	41,004	$73.09	$2,997,122	Direct
Jun 12, 2026	IONS IONIS PHARMACEUTICALS INC	Sale(S)	19,842	$74.05	$1,469,306	Direct
Jun 12, 2026	IONS IONIS PHARMACEUTICALS INC	Exercise(M)	7,951	$60.89	$484,136	Direct
Jan 16, 2026	IONS IONIS PHARMACEUTICALS INC	Sale(S)	4,141	$75.66	$313,308	Direct
Jan 15, 2026	IONS IONIS PHARMACEUTICALS INC	Exercise(M)	11,119	-	$0	Direct
Jan 15, 2026	IONS IONIS PHARMACEUTICALS INC	Award(A) Restricted Stock Unit	13,650	-	-	Direct
Jan 15, 2026	IONS IONIS PHARMACEUTICALS INC	Award(A) Restricted Stock Unit	11,250	-	-	Direct
Jan 2, 2026	IONS IONIS PHARMACEUTICALS INC	Award(A) Non-Qualified Stock Option (right to buy)	7,500	-	-	Direct
Jan 2, 2026	IONS IONIS PHARMACEUTICALS INC	Award(A) Non-Qualified Stock Option (right to buy)	9,100	-	-	Direct

1-13 of 13 transactions

About Kordasiewicz Holly B.

Kordasiewicz Holly B. (SEC CIK 0002102721) files insider reports with the SEC as EVP, Chief Development Officer of IONIS PHARMACEUTICALS INC (IONS).

Signal8 holds 6 ownership filings by Kordasiewicz Holly B. (1 Form 3, 5 Form 4), filed between Jan 6, 2026 and Jul 9, 2026. Those filings report 13 transactions, from Jan 2, 2026 to Jul 7, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Kordasiewicz Holly B.'s filings is in CARLSBAD, CA.

Recent filings by Kordasiewicz Holly B.

Jul 7, 2026: Open-market sale of IONS shares (Form 4, code S).
Jun 12, 2026: Option exercises of IONS shares (3 lines, Form 4, code M).
Jun 12, 2026: Open-market sales of IONS shares (2 lines, Form 4, code S).
Jun 12, 2026: Option exercise of IONS shares (Form 4, code M).
Jan 16, 2026: Open-market sale of IONS shares (Form 4, code S).

Other insiders filing for IONIS PHARMACEUTICALS INC (IONS)

Devers Shannon L., EVP, Chief Human Resources Ofc
Swayze Eric, EVP Research
BENNETT C FRANK, EVP, Chief Scientific Officer
O'NEIL PATRICK R., EVP CLO & General Counsel
Monia Brett P, Chief Executive Officer
Birchler Brian, EVP, Corp and Development Ops

How to read Form 4 transaction codes