ORGANON & CO

Ticker: OGN CUSIP: 68622V106 Class: COM

Weiss Asset Management LP's Holding History (CIK: 0001357550)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 68,904 Value ($000) $494 Avg Close $7.89 Range $6.16 - $11.26

Q3 2025

Shares 102,200 Value ($000) $1,091 Avg Close $9.78 Range $8.28 - $10.92

Q1 2025

Shares 33,938 Value ($000) $505 Avg Close $15.11 Range $14.02 - $16.80

Q3 2024

Shares 1,723,243 Value ($000) $32,966 Avg Close $19.71 Range $16.77 - $22.13

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	68,904	$494	$7.89	$6.16 - $11.26
Q3 2025	102,200	$1,091	$9.78	$8.28 - $10.92
Q1 2025	33,938	$505	$15.11	$14.02 - $16.80
Q3 2024	1,723,243	$32,966	$19.71	$16.77 - $22.13