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Zymeworks

180 hedge funds and large institutions have $1.26B invested in Zymeworks in 2025 Q3 according to their latest regulatory filings, with 25 funds opening new positions, 60 increasing their positions, 65 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

8% less repeat investments, than reductions

Existing positions increased: 60 | Existing positions reduced: 65

10.62% less ownership

Funds ownership: 108.69%98.07% (-11%)

40% less funds holding in top 10

Funds holding in top 10: 53 (-2)

Holders
180
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$9.15M
Puts
$4.24M
Net Calls
Net Calls Change

Top Buyers

1 +$16.9M
2 +$14.2M
3 +$13.9M
4
VPC
Vestal Point Capital
New York
+$10.5M
5
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$5.36M

Top Sellers

1 -$25.6M
2 -$12.8M
3 -$9.57M
4
RG
Redmile Group
California
-$7.6M
5
JP Morgan Chase
JP Morgan Chase
New York
-$6.97M