ZYMEWORKS INC

Ticker: ZYME CUSIP: 98985Y108 Class: Common Stock

Prosight Management, LP's Holding History (CIK: 0001617201)

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

Q4 2025

Shares 530,393 Value ($000) $13,965 Avg Close $21.81 Range $16.00 - $28.49

Q3 2025

Shares 749,611 Value ($000) $12,803 Avg Close $14.31 Range $11.51 - $17.60

Q2 2025

Shares 1,309,904 Value ($000) $16,439 Avg Close $11.91 Range $9.03 - $13.44

Q1 2025

Shares 957,229 Value ($000) $11,401 Avg Close $13.64 Range $10.96 - $17.07

Q4 2024

Shares 820,000 Value ($000) $12,005 Avg Close $13.98 Range $11.99 - $17.70

Q3 2024

Shares 917,599 Value ($000) $11,516 Avg Close $10.89 Range $8.32 - $13.27

Q2 2024

Shares 1,180,000 Value ($000) $10,042 Avg Close $8.90 Range $7.97 - $10.56

Q1 2024

Shares 410,948 Value ($000) $4,323 Avg Close $11.10 Range $9.64 - $13.14

Q3 2023

Shares 106,405 Value ($000) $675 Avg Close $7.39 Range $6.11 - $8.80

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	530,393	$13,965	$21.81	$16.00 - $28.49
Q3 2025	749,611	$12,803	$14.31	$11.51 - $17.60
Q2 2025	1,309,904	$16,439	$11.91	$9.03 - $13.44
Q1 2025	957,229	$11,401	$13.64	$10.96 - $17.07
Q4 2024	820,000	$12,005	$13.98	$11.99 - $17.70
Q3 2024	917,599	$11,516	$10.89	$8.32 - $13.27
Q2 2024	1,180,000	$10,042	$8.90	$7.97 - $10.56
Q1 2024	410,948	$4,323	$11.10	$9.64 - $13.14
Q3 2023	106,405	$675	$7.39	$6.11 - $8.80