How many institutions held ZYME - Zymeworks Inc. - Common Stock, $0.00001 par value per share in Q4 2024?

171 institutional investors reported ZYME - Zymeworks Inc. - Common Stock, $0.00001 par value per share for Q4 2024. Use the holders table for investor-level position and value details.

Zymeworks Inc. - Common Stock, $0.00001 par value per share (ZYME)

Q: What does CUSIP 98985Y108 represent in this 13F holders report?

CUSIP 98985Y108 is the security identifier for ZYME - Zymeworks Inc. - Common Stock, $0.00001 par value per share used to aggregate holder disclosures.

CUSIP: 98985Y108

Q4 2024 13F Holders as of 31 Dec 2024

Security type / class: Equity / Common Stock, $0.00001 par value per share
Total 13F shares: 66,481,090
Total 13F value: $973,230,925
Share change: -184,753
Put/Call ratio: 58%
SEC-reported price per share: $14.64
Number of holders: 171
Value change: -$246,877
Number of buys: 68
Number of sells: 81
Shares outstanding: 73,761,855

Security key

98985Y108

Report period

Q4 2024

Institutions

171

Top holders

ZYME full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2026 Zymeworks Inc. SEC filings Zymeworks Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 98985Y108

Newer quarter: Q3 2026

Recent filing periods:

Q3 2026

Ownership snapshot

Top reported holders of ZYME - Zymeworks Inc. - Common Stock, $0.00001 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

Redmile Group, LLC

Disclosed value leader

EcoR1 Capital, LLC

Comparable rows

0/15

Latest evidence

30 Sep 2024

13F 3/4/5 Highest disclosed value: $168,640,286 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

EcoR1 Capital, LLC has the largest disclosed position value at $168.64M.

0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens EcoR1 Capital, LLC's linked filing trail.

Disclosed position value Top 5

Redmile Group, LLC $64.03M

EcoR1 Capital, LLC $168.64M

MORGAN STANLEY $64.09M

BVF INC/IL $57.83M

BlackRock, Inc. $53.51M

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Redmile Group, LLC	13F 3/4/5 Company · 10%+ Owner 13F 3/4/5	— denominator unverified	$64,028,983 5,101,911 shares	—	30 Sep 2024
EcoR1 Capital, LLC	13F Company 13F	— denominator unverified	$168,640,286 13,437,473 shares	—	30 Sep 2024
MORGAN STANLEY	13F Company 13F	— denominator unverified	$64,091,208 5,106,869 shares	—	30 Sep 2024
BVF INC/IL	13F Company 13F	— denominator unverified	$57,829,584 4,607,935 shares	—	30 Sep 2024
BlackRock, Inc.	13F Company 13F	— denominator unverified	$53,508,116 4,263,595 shares	—	30 Sep 2024
Rubric Capital Management LP	13F Company 13F	— denominator unverified	$49,162,504 3,917,331 shares	—	30 Sep 2024

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q4 2024

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

171

66,481,090

Rows available

171

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q4 2024 vs Q3 2024 Across Filers

Q3 2024 holders

161

Q4 2024 holders

171

Holder diff

Investor	Q3 2024 Shares	Q4 2024 Shares	Share Diff	Share Chg %	Q3 2024 value	Q4 2024 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend