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Equibles

Granahan Investment Management, LLC

Position in ZYME — Zymeworks Inc.

CIK 1026710 WALTHAM, MA
Back to ZYME Full portfolio

Position in ZYME

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$8,787,143
+$2,507,788 QoQ
Shares Held
336,157
+34.0% QoQ
Ownership
0.474%
of shares outstanding
% of Portfolio
0.31%
of 13F equity value
Holder Rank
#27
of 202 holders
Holding Since
Dec 2022
15 quarters on record
Voting authority Sole 90% Shared 0% None 10%

Common Shares in ZYME Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Granahan Investment Management, LLC holds $259,488,707 across 26 Biotechnology names. ZYME ranks #9 (3.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 LGND
Ligand Pharmaceuticals Inc
 147,231 $46,538,246
2 TWST
Twist Bioscience Corp
 314,882 $32,395,060
3 CELC
Celcuity Inc.
 179,053 $18,732,524
4 STOK
Stoke Therapeutics, Inc.
 461,608 $15,103,813
5 SNDX
Syndax Pharmaceuticals Inc
 446,988 $9,771,157
6 RYTM
Rhythm Pharmaceuticals, Inc.
 83,270 $9,245,468
7 SRRK
Scholar Rock Holding Corp
 163,759 $9,006,745
8 TSHA
Taysha Gene Therapies, Inc.
 1,305,177 $8,888,255

All Filings in ZYME

Export CSV
15 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $8,787,143 336,157
2026-03-31 $6,279,355 250,773
2025-12-31 $5,908,662 224,408
2025-09-30 $5,898,253 345,331
2025-06-30 $4,778,826 380,783
2025-03-31 $4,854,384 407,589
2024-12-31 $6,018,796 411,120
2024-09-30 $7,699,462 613,503
2024-06-30 $6,276,133 737,501
2024-03-31 $6,907,505 656,607
2023-12-31 $7,278,797 700,558
2023-09-30 $4,572,287 721,181
2023-06-30 $5,548,106 642,142
2023-03-31 $5,879,516 650,389
2022-12-31 $5,804,201 738,448