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Zymeworks Del shares owned by Siren

Quarter-by-quarter ownership of Zymeworks Del (ZYME) shares owned by Siren from 13F filings

Historical chart of Siren investment in Zymeworks Del

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All positions including Zymeworks Del held by Siren consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Zymeworks Del by Siren

Quarter filed	Position value	Share count	Share price at filing
2025-12-31	$44M	1.7M	26.33

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View all positions for Siren

Top funds holding Zymeworks Del

Rubric Capital Management

Perceptive Advisors

Bnp Paribas Investment Partners

Blackstone Group

Deutsche Bank Aktiengesellschaft

Dimensional Fund Advisors

Millennium Management

State Street Corporation

View all funds holding Zymeworks Del

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