WhaleCreep

Which hedge funds own ZYME? ZYMEWORKS INC, Q2 2026 13F holders

HealthcareBiotechnology

30 tracked hedge funds disclosed a position in ZYME (ZYMEWORKS INC) in their Q2 2026 13F filings, worth $1.0bn in total. The largest holder by portfolio weight is EcoR1 Capital, LLC at 29.8% of its book. 6 opened a new position this quarter: Y-Intercept (Hong Kong) Ltd, Brevan Howard Capital Management LP, Jain Global LLC, Magnetar Financial LLC. 9 exited: MPM Bioimpact LLC, Oxford Asset Management LLP, Cygnus Capital Advisors, LLC.

30
Holders
Tracked managers whose filing for the quarter reports a long equity position in the security.
6
New this quarter
Holders whose previous filing (at most two quarters earlier) did not report the security.
9
Exited this quarter
Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
$5.2m
Inflow, new holders
Combined value of the positions the new holders reported for the quarter.
$17.3m
Outflow, exits
Combined value the exiting managers reported for the security in their previous filing.
$1.0bn
Combined value
Sum of the holders' reported positions in the security.
2.4%
Share of managers holding
Holders as a share of tracked managers filing for that quarter. Comparable across the 2024 coverage expansion, where the raw holder count is not.

Holders, Q2 2026

30 rows
EcoR1 Capital, LLC Hedge fund29.8%$600m22.97m0.0%held
Prosight Management, LP Hedge fund3.0%$17.6m674,434+25%added
Perceptive Advisors LLC Hedge fund1.7%$109m4.18m+19%added
Rubric Capital Management LP Hedge fund1.7%$183m7.00m0.0%held
Verdad Advisers, LP Hedge fund1.7%$1.7m66,688−19%reduced
Diadema Partners LP Hedge fund1.3%$3.7m142,1320.0%held
Capricorn Fund Managers Ltd Hedge fund1.0%$12.7m486,529−52%reduced
Manatuck Hill Partners, LLC Hedge fund0.9%$2.6m100,000+150%added
Redmile Group, LLC Hedge fund0.9%$12.9m491,6540.0%held
Persistent Asset Partners Ltd Hedge fund0.3%$939k35,9350.0%held
Hillsdale Investment Management Inc. Hedge fund0.2%$10.0m382,922+11%added
HighVista Strategies LLC Hedge fund0.2%$889k34,013−0.2%held
Ewing Morris & Co. Investment Partners Ltd. Hedge fund0.1%$284k10,8500.0%held
SummitTX Capital, L.P. Hedge fund0.1%$5.5m210,802−34%reduced
Campbell & CO Investment Adviser LLC Hedge fund0.08%$1.6m60,874+11%added
Y-Intercept (Hong Kong) Ltd Hedge fund0.04%$2.2m83,455–new
Qube Research & Technologies Ltd Hedge fund0.02%$15.5m593,590+16%added
Citadel Advisors LLC Hedge fund0.01%$23.9m914,136−21%reduced
Brevan Howard Capital Management LP Hedge fund0.01%$678k25,956–new
Arrowstreet Capital, Limited Partnership Hedge fund0.0%$10.9m418,497−44%reduced
Tudor Investment Corp ET AL Hedge fund0.0%$953k36,471−1.1%reduced
Jain Global LLC Hedge fund0.0%$262k10,010–new
D. E. Shaw & Co., Inc. Hedge fund0.0%$3.8m144,807−39%reduced
Magnetar Financial LLC Hedge fund0.0%$217k8,292–new
Two Sigma Investments, LP Hedge fund0.0%$1.9m71,874–new
AQR Capital Management LLC Hedge fund0.0%$2.9m111,282+23%added
Marshall Wace, LLP Hedge fund0.0%$1.1m40,948+27%added
Quarry LP Hedge fund0.0%$5.5k210–new
Squarepoint Ops LLC Hedge fund0.0%$423k16,200−81%reduced
Freestone Grove Partners LP Hedge fund0.0%$16.9k648−95%reduced