Jeff Yass’s Zymeworks ZYME Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $2.45M | Buy |
93,800
+59,700
| +175% | +$1.52M | ﹤0.01% | 6025 |
|
|
2026
Q1 | $854K | Sell |
34,100
-55,500
| -62% | -$1.31M | ﹤0.01% | 8295 |
|
|
2025
Q4 | $2.36M | Sell |
89,600
-53,100
| -37% | -$1.16M | ﹤0.01% | 5301 |
|
|
2025
Q3 | $2.44M | Buy |
142,700
+88,900
| +165% | +$1.27M | ﹤0.01% | 5369 |
|
|
2025
Q2 | $675K | Buy |
53,800
+43,600
| +427% | +$519K | ﹤0.01% | 8465 |
|
|
2025
Q1 | $121K | Sell |
10,200
-1,400
| -12% | -$19.1K | ﹤0.01% | 11402 |
|
|
2024
Q4 | $170K | Sell |
11,600
-377,900
| -97% | -$5.28M | ﹤0.01% | 10908 |
|
|
2024
Q3 | $4.89M | Buy |
389,500
+298,900
| +330% | +$3.25M | ﹤0.01% | 3621 |
|
|
2024
Q2 | $771K | Buy |
90,600
+58,500
| +182% | +$521K | ﹤0.01% | 7195 |
|
|
2024
Q1 | $338K | Sell |
32,100
-14,500
| -31% | -$161K | ﹤0.01% | 9441 |
|
|
2023
Q4 | $484K | Sell |
46,600
-7,300
| -14% | -$58.2K | ﹤0.01% | 8739 |
|
|
2023
Q3 | $342K | Sell |
53,900
-14,500
| -21% | -$107K | ﹤0.01% | 9074 |
|
|
2023
Q2 | $591K | Buy |
68,400
+13,800
| +25% | +$124K | ﹤0.01% | 7913 |
|
|
2023
Q1 | $494K | Sell |
54,600
-54,500
| -50% | -$475K | ﹤0.01% | 8596 |
|
|
2022
Q4 | $858K | Buy |
109,100
+75,800
| +228% | +$533K | ﹤0.01% | 6525 |
|
|
2022
Q3 | $205K | Sell |
33,300
-126,600
| -79% | -$763K | ﹤0.01% | 10777 |
|
|
2022
Q2 | $847K | Buy |
159,900
+112,700
| +239% | +$682K | ﹤0.01% | 6930 |
|
|
2022
Q1 | $309K | Sell |
47,200
-20,600
| -30% | -$184K | ﹤0.01% | 10206 |
|
|
2021
Q4 | $1.11M | Sell |
67,800
-5,500
| -8% | -$115K | ﹤0.01% | 7023 |
|
|
2021
Q3 | $2.13M | Sell |
73,300
-37,900
| -34% | -$1.26M | ﹤0.01% | 5692 |
|
|
2021
Q2 | $3.86M | Buy |
111,200
+35,500
| +47% | +$1.13M | ﹤0.01% | 4514 |
|
|
2021
Q1 | $2.39M | Sell |
75,700
-23,700
| -24% | -$963K | ﹤0.01% | 5479 |
|
|
2020
Q4 | $4.7M | Buy |
99,400
+7,100
| +8% | +$330K | ﹤0.01% | 3497 |
|
|
2020
Q3 | $4.3M | Buy |
92,300
+9,300
| +11% | +$319K | ﹤0.01% | 3265 |
|
|
2020
Q2 | $2.99M | Buy |
83,000
+3,300
| +4% | +$122K | ﹤0.01% | 3807 |
|
|
2020
Q1 | $2.83M | Sell |
79,700
-7,800
| -9% | -$319K | ﹤0.01% | 3388 |
|
|
2019
Q4 | $3.98M | Buy |
87,500
+60,700
| +226% | +$2.21M | ﹤0.01% | 3303 |
|
|
2019
Q3 | $665K | Sell |
26,800
-2,200
| -8% | -$55.1K | ﹤0.01% | 6637 |
|
|
2019
Q2 | $638K | Buy |
+29,000
| New | +$532K | ﹤0.01% | 6740 |
|
Other funds holding ZYME
EC
RCMNY
PA
BI
NI
Jeff Yass's ZYME Position: Q2 2026 in Review
Jeff Yass sold out of Zymeworks (ZYME) in Q2 2026, closing a stake of 24,421 shares — an estimated $620K sold.
Jeff Yass first reported a position in ZYME in Q4 2018 and held it in 26 quarters. The position peaked at $4.64M in Q4 2025. 201 funds tracked by Wall St. Rank hold ZYME as of Q2 2026.
- Jeff Yass reported no remaining Zymeworks position as of Q2 2026 after selling out during the quarter.
- Jeff Yass sold 24,421 Zymeworks shares in Q2 2026, an estimated $620K.
- Jeff Yass first reported a position in Zymeworks in Q4 2018 and held it in 26 quarters.
- Jeff Yass's Zymeworks position peaked at $4.64M in Q4 2025.
- 201 funds tracked by Wall St. Rank held Zymeworks as of Q2 2026.
Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.