OCEAN BIOMEDICAL INC

Ticker: OCEA CUSIP: 67644C104 Class: Common Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q2 2025

Shares 8,133 Value ($000) $0 Avg Close $0.02 Range $0.01 - $0.06

Q1 2025

Shares 12,933 Value ($000) $0 Avg Close $0.24 Range $0.05 - $0.76

Q4 2024

Shares 1,555 Value ($000) $0 Avg Close $0.79 Range $0.46 - $1.16

Q4 2023

Shares 5,402 Value ($000) $0 Avg Close $1.37 Range $0.53 - $3.90

Q3 2023

Shares 2,250 Value ($000) $0 Avg Close $4.60 Range $3.88 - $6.08

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	8,133	$0	$0.02	$0.01 - $0.06
Q1 2025	12,933	$0	$0.24	$0.05 - $0.76
Q4 2024	1,555	$0	$0.79	$0.46 - $1.16
Q4 2023	5,402	$0	$1.37	$0.53 - $3.90
Q3 2023	2,250	$0	$4.60	$3.88 - $6.08