Johanna Mercier

CIK: 0001782135

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)39 (47.6%)

Position reduction

Option Exercises (M)22 (26.8%)

Derivative conversions

Awards (A)10 (12.2%)

Compensation grants

Other (G, F, J, C, D, …)11 (13.4%)

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

Companies & Roles (2)

GILD

GILEAD SCIENCES, INC.

Officer

NBIX

NEUROCRINE BIOSCIENCES INC

Director

Discretionary Trading P&L

Holdings

Transaction History (82 total)

GILD
GILEAD SCIENCES, INC.
Oct 15, 2026
Sale(S)
Direct
3K shares at avg. $156.22$469K
GILD
GILEAD SCIENCES, INC.
Sep 15, 2026
Sale(S)
Direct
800 shares at avg. $144.46$116K
GILD
GILEAD SCIENCES, INC.
Sep 15, 2026
Sale(S)
Direct
1.6K shares at avg. $143.69$230K
GILD
GILEAD SCIENCES, INC.
Sep 15, 2026
Sale(S)
Direct
600 shares at avg. $145.29$87K
GILD
GILEAD SCIENCES, INC.
Sep 10, 2026
Tax Payment(F)
Direct
1.3K shares at avg. $144.81$195K
GILD
GILEAD SCIENCES, INC.
Sep 10, 2026
Exercise(M)
Direct
2.8K shares-
GILD
GILEAD SCIENCES, INC.
Aug 17, 2026
Sale(S)
Direct
16.5K shares at avg. $137.37$2.3M
GILD
GILEAD SCIENCES, INC.
Aug 17, 2026
Exercise(M)
Direct
23.1K shares at avg. $66.64$1.5M
GILD
GILEAD SCIENCES, INC.
Aug 17, 2026
Exercise(M)
Direct
1.9K shares at avg. $72.34$137K
GILD
GILEAD SCIENCES, INC.
Aug 17, 2026
Sale(S)
Direct
11.5K shares at avg. $138.04$1.6M
GILD
GILEAD SCIENCES, INC.
Jul 15, 2026
Sale(S)
Direct
3K shares at avg. $129.92$390K
GILD
GILEAD SCIENCES, INC.
Jun 15, 2026
Sale(S)
Direct
450 shares at avg. $125.40$56K
GILD
GILEAD SCIENCES, INC.
Jun 15, 2026
Sale(S)
Direct
1.5K shares at avg. $123.42$183K
GILD
GILEAD SCIENCES, INC.
Jun 15, 2026
Sale(S)
Direct
1.1K shares at avg. $124.00$133K
GILD
GILEAD SCIENCES, INC.
Jun 10, 2026
Tax Payment(F)
Direct
1.3K shares at avg. $121.48$163K
GILD
GILEAD SCIENCES, INC.
Jun 10, 2026
Exercise(M)
Direct
2.8K shares-
NBIX
NEUROCRINE BIOSCIENCES INC
May 27, 2026
Award(A)
Restriced Stock Unit
Direct
2.6K shares-
NBIX
NEUROCRINE BIOSCIENCES INC
May 21, 2026
Exercise(M)
Direct
3.3K shares-
GILD
GILEAD SCIENCES, INC.
May 15, 2026
Sale(S)
Direct
8.4K shares at avg. $132.23$1.1M
GILD
GILEAD SCIENCES, INC.
May 15, 2026
Sale(S)
Direct
11.2K shares at avg. $131.19$1.5M
GILD
GILEAD SCIENCES, INC.
May 15, 2026
Sale(S)
Direct
7.7K shares at avg. $130.29$1.0M
GILD
GILEAD SCIENCES, INC.
May 15, 2026
Sale(S)
Direct
700 shares at avg. $132.75$93K
GILD
GILEAD SCIENCES, INC.
May 15, 2026
Exercise(M)
Direct
25K shares at avg. $66.64$1.7M
GILD
GILEAD SCIENCES, INC.
Apr 15, 2026
Sale(S)
Direct
3K shares at avg. $140.96$423K
GILD
GILEAD SCIENCES, INC.
Mar 16, 2026
Sale(S)
Direct
3K shares at avg. $144.23$433K

		Type	Shares	Price		Ownership
Oct 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	3,000	$156.22	$468,660	Direct
Sep 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	800	$144.46	$115,566	Direct
Sep 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	1,600	$143.69	$229,907	Direct
Sep 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	600	$145.29	$87,174	Direct
Sep 10, 2026	GILD GILEAD SCIENCES, INC.	Tax Payment(F)	1,347	$144.81	$195,059	Direct
Sep 10, 2026	GILD GILEAD SCIENCES, INC.	Exercise(M)	2,797	-	$0	Direct
Aug 17, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	16,530	$137.37	$2,270,643	Direct
Aug 17, 2026	GILD GILEAD SCIENCES, INC.	Exercise(M)	23,110	$66.64	$1,540,050	Direct
Aug 17, 2026	GILD GILEAD SCIENCES, INC.	Exercise(M)	1,890	$72.34	$136,723	Direct
Aug 17, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	11,470	$138.04	$1,583,265	Direct
Jul 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	3,000	$129.92	$389,758	Direct
Jun 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	450	$125.40	$56,430	Direct
Jun 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	1,480	$123.42	$182,657	Direct
Jun 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	1,070	$124.00	$132,676	Direct
Jun 10, 2026	GILD GILEAD SCIENCES, INC.	Tax Payment(F)	1,341	$121.48	$162,905	Direct
Jun 10, 2026	GILD GILEAD SCIENCES, INC.	Exercise(M)	2,796	-	$0	Direct
May 27, 2026	NBIX NEUROCRINE BIOSCIENCES INC	Award(A) Restriced Stock Unit	2,567	-	-	Direct
May 21, 2026	NBIX NEUROCRINE BIOSCIENCES INC	Exercise(M)	3,318	-	$0	Direct
May 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	8,374	$132.23	$1,107,314	Direct
May 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	11,177	$131.19	$1,466,330	Direct
May 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	7,749	$130.29	$1,009,629	Direct
May 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	700	$132.75	$92,926	Direct
May 15, 2026	GILD GILEAD SCIENCES, INC.	Exercise(M)	25,000	$66.64	$1,666,000	Direct
Apr 15, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	3,000	$140.96	$422,880	Direct
Mar 16, 2026	GILD GILEAD SCIENCES, INC.	Sale(S)	3,000	$144.23	$432,690	Direct

1-25 of 82 transactions

About Mercier Johanna

Mercier Johanna (SEC CIK 0001782135) files insider reports with the SEC as Chief Comm & Corp Aff Officer of GILEAD SCIENCES, INC. (GILD) and Director of NEUROCRINE BIOSCIENCES INC (NBIX).

Signal8 holds 35 ownership filings by Mercier Johanna, all Form 4s, filed between Sep 11, 2024 and Oct 16, 2026. Those filings report 82 transactions, from Sep 10, 2024 to Oct 15, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Mercier Johanna's filings is in FOSTER CITY, CA.

Recent filings by Mercier Johanna

Oct 15, 2026: Open-market sale of GILD shares (Form 4, code S).
Sep 15, 2026: Open-market sales of GILD shares (3 lines, Form 4, code S).
Sep 10, 2026: Tax withholding of GILD shares (Form 4, code F).
Sep 10, 2026: Option exercise of GILD shares (Form 4, code M).
Aug 17, 2026: Open-market sale of GILD shares (Form 4, code S).

Other insiders filing for GILEAD SCIENCES, INC. (GILD)

O'Day Daniel Patrick, Chairman & CEO
Dickinson Andrew D, Chief Financial Officer
Burkhart Erin, SVP, Controllership
Berger Dietmar, Chief Medical Officer
Cain Wettan Keeley M, EVP Gen Counsel, Legal & Comp
WELTERS ANTHONY, Director

How to read Form 4 transaction codes