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ZYMEZYME
15 quarters

Position history for SIMPLEX TRADING, LLCSIMPLEX TRADING, LLC's holdings in ZYMEWORKS INC

Yes. Simplex Trading holds 19,431 shares of ZYME (Zymeworks), worth $507,926, as of its Q2 2026 13F filing. It increased the position from 1,336 shares in Q1 2026. Simplex Trading has held ZYME since Q1 2024, across 10 quarterly 13F filings.

Current Value

$507,926

Current Shares

19,431

Total Value Change

+$129,926

Total Shares Change

-28,761

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Increased
19,431
+1354.4%
$507,9260.0%$26.14
39
2026-Q1
Decreased
1,336
-97.2%
$33,4530.0%$24.45
0
2025-Q4
Increased
48,040
+67.0%
$1.3M0.0%$26.54
37
2025-Q3
Increased
28,761
+346.3%
$491,0000.0%$17.23
39
2025-Q2
Increased
6,445
+54.6%
$80,0000.0%$12.47
20
2025-Q1
Increased
4,168
+283.4%
$49,0000.0%$12.37
22
2024-Q4
Decreased
1,087
-28.9%
$15,0000.0%$14.51
0
2024-Q3
Decreased
1,530
-87.4%
$19,0000.0%$12.42
0
2024-Q2
Increased
12,111
+285.0%
$103,0000.0%$8.51
35
2024-Q1
New
3,146
-
$33,0000.0%$10.52
30
2023-Q4
Exited
0
-100.0%
$00.0%$10.39
0
2023-Q3
Decreased
11,143
-69.9%
$70,0000.0%$6.34
0
2023-Q2
Increased
37,024
+4041.4%
$319,0000.0%$8.54
38
2023-Q1
Decreased
894
-98.1%
$8,0000.0%$8.76
0
2022-Q4
New
48,192
-
$378,0000.0%$7.86
33

Other major holders of ZYME: BlackRock, Inc., MORGAN STANLEY

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