Rubric Capital Management (New York)’s Zymeworks ZYME Stock Holding History

Rubric Capital Management (New York)’s Portfolio ZYME Stock Details ZYME Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$183M	Hold	7,000,000	–	–	1.68%	16
2026 Q1	$175M	Buy	7,000,000 +1,250,000	+22%	+$29.6M	1.86%	14
2025 Q4	$151M	Buy	5,750,000 +1,039,449	+22%	+$22.7M	1.81%	15
2025 Q3	$80.5M	Hold	4,710,551	–	–	0.91%	29
2025 Q2	$59.1M	Buy	4,710,551 +372,107	+9%	+$4.43M	0.89%	30
2025 Q1	$51.7M	Buy	4,338,444 +421,113	+11%	+$5.74M	0.93%	31
2024 Q4	$57.3M	Hold	3,917,331	–	–	0.74%	28
2024 Q3	$49.2M	Hold	3,917,331	–	–	0.8%	34
2024 Q2	$33.3M	Buy	3,917,331 +441,947	+13%	+$3.93M	0.87%	40
2024 Q1	$36.6M	Hold	3,475,384	–	–	1.08%	33
2023 Q4	$36.1M	Buy	3,475,384 +823,990	+31%	+$6.57M	0.75%	31
2023 Q3	$16.8M	Buy	2,651,394 +293,817	+12%	+$2.17M	0.63%	40
2023 Q2	$20.4M	Sell	2,357,577 -497,155	-17%	-$4.45M	0.87%	35
2023 Q1	$25.8M	Sell	2,854,732 -163,485	-5%	-$1.43M	0.67%	36
2022 Q4	$23.7M	Buy	+3,018,217	New	+$21.2M	1.03%	33
2019 Q2	–	Sell	-162,318	Closed	-$2.63M	–	69
2019 Q1	$2.63M	Buy	+162,318	New	+$2.52M	0.25%	55

Other funds holding ZYME

EcoR1 Capital San Francisco, California $2.06B AUM 215.32% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return

BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

BNP Paribas Asset Management Paris, France $99.8B AUM 45.22% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.56% 1-Year Est. Return

Nextech Invest Zurich, Switzerland $2.11B AUM 413.84% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Rubric Capital Management (New York)'s ZYME Position: Q2 2026 in Review

Rubric Capital Management (New York) held its Zymeworks (ZYME) position steady in Q2 2026 at 7,000,000 shares worth $183M. The position accounts for 1.68% of the portfolio, ranked #16.

Rubric Capital Management (New York) first reported a position in ZYME in Q1 2019 and has held it in 16 quarters since. 202 funds tracked by Wall St. Rank hold ZYME as of Q2 2026.

Rubric Capital Management (New York) held 7,000,000 shares of Zymeworks worth $183M as of Q2 2026.
Rubric Capital Management (New York) left its Zymeworks share count unchanged in Q2 2026.
Zymeworks made up 1.68% of Rubric Capital Management (New York)'s portfolio in Q2 2026, its #16 holding.
Rubric Capital Management (New York) first reported a position in Zymeworks in Q1 2019 and has held it in 16 quarters since.
202 funds tracked by Wall St. Rank held Zymeworks as of Q2 2026.

Based on Rubric Capital Management (New York)'s 13F filing for Q2 2026, filed 14 Aug 2026.