Kirke Weaver

CIK: 0001959622

Transaction Breakdown

Open Market Buys (P)1 (5.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)6 (30.0%)

Derivative conversions

Awards (A)5 (25.0%)

Compensation grants

Other (G, F, J, C, D, …)8 (40.0%)

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

Companies & Roles (1)

OGN

Organon & Co.

Officer

Discretionary Trading P&L

Holdings

Transaction History (20 total)

OGN
Organon & Co.
Mar 31, 2026
Exercise(M)
Direct
12.3K shares-
OGN
Organon & Co.
Mar 31, 2026
Tax Payment(F)
Direct
3.5K shares at avg. $5.70$20K
OGN
Organon & Co.
Mar 31, 2026
Award(A)
Restricted Stock Units
Direct
183.6K shares-
OGN
Organon & Co.
Mar 31, 2026
Exercise(M)
Direct
6.2K shares-
OGN
Organon & Co.
Mar 31, 2026
Tax Payment(F)
Direct
1.8K shares at avg. $5.70$10K
OGN
Organon & Co.
Feb 27, 2026
Tax Payment(F)
Direct
6.8K shares at avg. $7.17$49K
OGN
Organon & Co.
Feb 27, 2026
Award(A)
Direct
6.2K shares-
OGN
Organon & Co.
Feb 27, 2026
Tax Payment(F)
Direct
1.8K shares at avg. $7.23$13K
OGN
Organon & Co.
Feb 27, 2026
Award(A)
Direct
21.9K shares-
OGN
Organon & Co.
May 6, 2025
Purchase(P)
Direct
8K shares at avg. $9.21$74K
OGN
Organon & Co.
Mar 31, 2025
Award(A)
Restricted Stock Units
Direct
36.9K shares-
OGN
Organon & Co.
Mar 31, 2025
Exercise(M)
Direct
7.8K shares-
OGN
Organon & Co.
Mar 31, 2025
Tax Payment(F)
Direct
2.2K shares at avg. $14.51$32K
OGN
Organon & Co.
Mar 31, 2025
Exercise(M)
Direct
6.2K shares-
OGN
Organon & Co.
Mar 31, 2025
Tax Payment(F)
Direct
1.8K shares at avg. $14.51$26K
OGN
Organon & Co.
Mar 31, 2025
Exercise(M)
Direct
3.1K shares-
OGN
Organon & Co.
Mar 31, 2025
Tax Payment(F)
Direct
891 shares at avg. $14.51$13K
OGN
Organon & Co.
Mar 31, 2025
Exercise(M)
Direct
4.3K shares-
OGN
Organon & Co.
Mar 31, 2025
Tax Payment(F)
Direct
1.2K shares at avg. $14.51$18K
OGN
Organon & Co.
Mar 31, 2025
Award(A)
Stock Option (right to buy)
Direct
181.5K shares-

		Type	Shares	Price		Ownership
Mar 31, 2026	OGN Organon & Co.	Exercise(M)	12,312	-	$0	Direct
Mar 31, 2026	OGN Organon & Co.	Tax Payment(F)	3,508	$5.70	$19,996	Direct
Mar 31, 2026	OGN Organon & Co.	Award(A) Restricted Stock Units	183,639	-	-	Direct
Mar 31, 2026	OGN Organon & Co.	Exercise(M)	6,201	-	$0	Direct
Mar 31, 2026	OGN Organon & Co.	Tax Payment(F)	1,767	$5.70	$10,072	Direct
Feb 27, 2026	OGN Organon & Co.	Tax Payment(F)	6,815	$7.17	$48,864	Direct
Feb 27, 2026	OGN Organon & Co.	Award(A)	6,186	-	$0	Direct
Feb 27, 2026	OGN Organon & Co.	Tax Payment(F)	1,763	$7.23	$12,746	Direct
Feb 27, 2026	OGN Organon & Co.	Award(A)	21,925	-	$0	Direct
May 6, 2025	OGN Organon & Co.	Purchase(P)	8,045	$9.21	$74,054	Direct
Mar 31, 2025	OGN Organon & Co.	Award(A) Restricted Stock Units	36,937	-	-	Direct
Mar 31, 2025	OGN Organon & Co.	Exercise(M)	7,757	-	-	Direct
Mar 31, 2025	OGN Organon & Co.	Tax Payment(F)	2,210	$14.51	$32,067	Direct
Mar 31, 2025	OGN Organon & Co.	Exercise(M)	6,200	-	-	Direct
Mar 31, 2025	OGN Organon & Co.	Tax Payment(F)	1,767	$14.51	$25,639	Direct
Mar 31, 2025	OGN Organon & Co.	Exercise(M)	3,125	-	-	Direct
Mar 31, 2025	OGN Organon & Co.	Tax Payment(F)	891	$14.51	$12,928	Direct
Mar 31, 2025	OGN Organon & Co.	Exercise(M)	4,294	-	-	Direct
Mar 31, 2025	OGN Organon & Co.	Tax Payment(F)	1,224	$14.51	$17,760	Direct
Mar 31, 2025	OGN Organon & Co.	Award(A) Stock Option (right to buy)	181,518	-	-	Direct

1-20 of 20 transactions

About Weaver Kirke

Weaver Kirke (SEC CIK 0001959622) files insider reports with the SEC as Gen. Counsel & Corp. Secy. of Organon & Co. (OGN).

Signal8 holds 4 ownership filings by Weaver Kirke, all Form 4s, filed between Apr 2, 2025 and Apr 2, 2026. Those filings report 20 transactions, from Mar 31, 2025 to Mar 31, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Weaver Kirke's filings is in JERSEY CITY, NJ.

Recent filings by Weaver Kirke

Mar 31, 2026: Option exercise of OGN shares (Form 4, code M).
Mar 31, 2026: Tax withholding of OGN shares (Form 4, code F).
Mar 31, 2026: Grant or award of OGN derivative securities (Form 4, code A).
Mar 31, 2026: Option exercise of OGN shares (Form 4, code M).
Mar 31, 2026: Tax withholding of OGN shares (Form 4, code F).

Other insiders filing for Organon & Co. (OGN)

Arjona Ferreira Juan Camilo, Head of R&D & CMO
Drinane Juliana Papa, Head of Mfg & Supply
Sharp Shalini, Director
Sequeira Ramona, Director
Patton Cynthia M, Director
Ozuah Philip, Director

How to read Form 4 transaction codes