OMNIAB INC

Ticker: OABIW CUSIP: 68218J111 Class: *W EXP 99/99/999

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q4 2025
Shares 200,000 Value ($000) $22 Avg Close — Range —
Q3 2025
Shares 200,000 Value ($000) $34 Avg Close — Range —
Q2 2025
Shares 200,000 Value ($000) $35 Avg Close — Range —
Q1 2025
Shares 200,000 Value ($000) $72 Avg Close — Range —
Q4 2024
Shares 200,000 Value ($000) $82 Avg Close — Range —
Q3 2024
Shares 200,000 Value ($000) $72 Avg Close — Range —
Q2 2024
Shares 200,000 Value ($000) $81 Avg Close — Range —
Q1 2024
Shares 200,000 Value ($000) $134 Avg Close — Range —
Q4 2023
Shares 200,000 Value ($000) $206 Avg Close — Range —
Q3 2023
Shares 200,000 Value ($000) $222 Avg Close — Range —
Q2 2023
Shares 200,000 Value ($000) $154 Avg Close — Range —
Q1 2023
Shares 200,000 Value ($000) $110 Avg Close — Range —
Q4 2022
Shares 200,000 Value ($000) $110 Avg Close — Range —