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Fox Run Management’s Zymeworks ZYME Stock Holding History

Fox Run Management’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
2025
Q4 		– Sell
-16,145
Closed -$276K – 1324
2025
Q3 		$276K Buy
+16,145
New +$231K 0.04% 713
2024
Q4 		– Sell
-16,465
Closed -$207K – 1221
2024
Q3 		$207K Buy
+16,465
New +$179K 0.05% 663
2024
Q1 		– Sell
-10,142
Closed -$105K – 1111
2023
Q4 		$105K Buy
+10,142
New +$80.8K 0.03% 678
2023
Q2 		– Sell
-19,925
Closed -$180K – 1012
2023
Q1 		$180K Buy
+19,925
New +$174K 0.06% 550
2022
Q3 		– Sell
-16,871
Closed -$89K – 864
2022
Q2 		$89K Buy
16,871
+394
+2% +$2.38K 0.04% 477
2022
Q1 		$108K Buy
+16,477
New +$147K 0.06% 456

Other funds holding ZYME

EC
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
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return
PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return

Fox Run Management's ZYME Position: Q4 2025 in Review

Fox Run Management sold out of Zymeworks (ZYME) in Q4 2025, closing a stake of 16,145 shares — an estimated $276K sold.

Fox Run Management first reported a position in ZYME in Q1 2022 and held it in 6 quarters. The position peaked at $276K in Q3 2025. 209 funds tracked by Wall St. Rank hold ZYME as of Q4 2025.

  • Fox Run Management reported no remaining Zymeworks position as of Q4 2025 after selling out during the quarter.
  • Fox Run Management sold 16,145 Zymeworks shares in Q4 2025, an estimated $276K.
  • Fox Run Management first reported a position in Zymeworks in Q1 2022 and held it in 6 quarters.
  • Fox Run Management's Zymeworks position peaked at $276K in Q3 2025.
  • 209 funds tracked by Wall St. Rank held Zymeworks as of Q4 2025.

Based on Fox Run Management's 13F filing for Q4 2025, filed 11 Feb 2026.