Winton Group’s Zymeworks ZYME Stock Holding History

Winton Group’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 Q1	$210K	Sell	8,400 -2,780	-25%	-$65.8K	0.01%	969
2025 Q4	$294K	Buy	+11,180	New	+$244K	0.01%	747
2024 Q2	–	Sell	-91,685	Closed	-$965K	–	766
2024 Q1	$965K	Buy	91,685 +41,700	+83%	+$463K	0.07%	285
2023 Q4	$519K	Sell	49,985 -10,305	-17%	-$82.1K	0.04%	290
2023 Q3	$382K	Buy	60,290 +17,084	+40%	+$126K	0.03%	408
2023 Q2	$373K	Buy	+43,206	New	+$387K	0.03%	440
2021 Q4	–	Sell	-17,977	Closed	-$522K	–	1455
2021 Q3	$522K	Sell	17,977 -6,239	-26%	-$207K	0.03%	838
2021 Q2	$840K	Buy	24,216 +2,281	+10%	+$72.4K	0.05%	629
2021 Q1	$693K	Buy	21,935 +7,509	+52%	+$305K	0.04%	692
2020 Q4	$682K	Buy	+14,426	New	+$670K	0.05%	622

Other funds holding ZYME

EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return

RCMNY

Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return

Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Winton Group's ZYME Position: Q1 2026 in Review

Winton Group reduced its Zymeworks (ZYME) stake by 25% in Q1 2026, selling an estimated $65.8K and leaving 8,400 shares worth $210K. The position accounts for 0.01% of the portfolio, ranked #969.

Winton Group first reported a position in ZYME in Q4 2020 and has held it in 10 quarters since. The position peaked at $965K in Q1 2024. 211 funds tracked by Wall St. Rank hold ZYME as of Q1 2026.

Winton Group held 8,400 shares of Zymeworks worth $210K as of Q1 2026.
Winton Group sold 2,780 Zymeworks shares in Q1 2026, an estimated $65.8K.
Zymeworks made up 0.01% of Winton Group's portfolio in Q1 2026, its #969 holding.
Winton Group first reported a position in Zymeworks in Q4 2020 and has held it in 10 quarters since.
Winton Group's Zymeworks position peaked at $965K in Q1 2024.
211 funds tracked by Wall St. Rank held Zymeworks as of Q1 2026.

Based on Winton Group's 13F filing for Q1 2026, filed 12 May 2026.