Spencer R. Berthelsen

CIK: 0001181548

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (20.0%)

Position reduction

Option Exercises (M)4 (40.0%)

Derivative conversions

Awards (A)4 (40.0%)

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

Director

Discretionary Trading P&L

Holdings

Transaction History (10 total)

IONS
IONIS PHARMACEUTICALS INC
Jul 15, 2026
Exercise(M)
Direct
5.2K shares-
IONS
IONIS PHARMACEUTICALS INC
Jul 1, 2026
Award(A)
Restricted Stock Unit
Direct
2.3K shares-
IONS
IONIS PHARMACEUTICALS INC
Jul 1, 2026
Award(A)
Non-Qualified Stock Option (right to buy)
Direct
5.4K shares-
IONS
IONIS PHARMACEUTICALS INC
Jun 15, 2026
Exercise(M)
Direct
8K shares at avg. $24.42$195K
IONS
IONIS PHARMACEUTICALS INC
Jun 15, 2026
Sale(S)
Direct
8K shares at avg. $73.49$588K
IONS
IONIS PHARMACEUTICALS INC
Jun 1, 2026
Sale(S)
Direct
8K shares at avg. $75.67$605K
IONS
IONIS PHARMACEUTICALS INC
Jun 1, 2026
Exercise(M)
Direct
8K shares at avg. $24.42$195K
IONS
IONIS PHARMACEUTICALS INC
Jul 15, 2025
Exercise(M)
Direct
4.1K shares-
IONS
IONIS PHARMACEUTICALS INC
Jul 1, 2025
Award(A)
Non-Qualified Stock Option (right to buy)
Direct
11.5K shares-
IONS
IONIS PHARMACEUTICALS INC
Jul 1, 2025
Award(A)
Restricted Stock Unit
Direct
5.2K shares-

		Type	Shares	Price		Ownership
Jul 15, 2026	IONS IONIS PHARMACEUTICALS INC	Exercise(M)	5,220	-	$0	Direct
Jul 1, 2026	IONS IONIS PHARMACEUTICALS INC	Award(A) Restricted Stock Unit	2,301	-	-	Direct
Jul 1, 2026	IONS IONIS PHARMACEUTICALS INC	Award(A) Non-Qualified Stock Option (right to buy)	5,369	-	-	Direct
Jun 15, 2026	IONS IONIS PHARMACEUTICALS INC	Exercise(M)	8,000	$24.42	$195,360	Direct
Jun 15, 2026	IONS IONIS PHARMACEUTICALS INC	Sale(S)	8,000	$73.49	$587,920	Direct
Jun 1, 2026	IONS IONIS PHARMACEUTICALS INC	Sale(S)	8,000	$75.67	$605,360	Direct
Jun 1, 2026	IONS IONIS PHARMACEUTICALS INC	Exercise(M)	8,000	$24.42	$195,360	Direct
Jul 15, 2025	IONS IONIS PHARMACEUTICALS INC	Exercise(M)	4,079	-	-	Direct
Jul 1, 2025	IONS IONIS PHARMACEUTICALS INC	Award(A) Non-Qualified Stock Option (right to buy)	11,518	-	-	Direct
Jul 1, 2025	IONS IONIS PHARMACEUTICALS INC	Award(A) Restricted Stock Unit	5,220	-	-	Direct

1-10 of 10 transactions

About BERTHELSEN SPENCER R

BERTHELSEN SPENCER R (SEC CIK 0001181548) files insider reports with the SEC as Director of IONIS PHARMACEUTICALS INC (IONS).

Signal8 holds 6 ownership filings by BERTHELSEN SPENCER R, all Form 4s, filed between Jul 2, 2025 and Jul 17, 2026. Those filings report 10 transactions, from Jul 1, 2025 to Jul 15, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on BERTHELSEN SPENCER R's filings is in CARLSBAD, CA.

Recent filings by BERTHELSEN SPENCER R

Jul 15, 2026: Option exercise of IONS shares (Form 4, code M).
Jul 1, 2026: Grants or awards of IONS derivative securities (2 lines, Form 4, code A).
Jun 15, 2026: Option exercise of IONS shares (Form 4, code M).
Jun 15, 2026: Open-market sale of IONS shares (Form 4, code S).
Jun 1, 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