Skip to main content

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

Position in PTGX — Protagonist Therapeutics, Inc

CIK 1164508 BOSTON, MA

Position in PTGX

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$5,458,364
+$5,015,027 QoQ
Shares Held
44,529
+777.2% QoQ
Ownership
0.069%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#100
of 341 holders
Holding Since
Jun 2020
8 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in PTGX Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP holds $2,519,535,758 across 72 Biotechnology names. PTGX ranks #42 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in PTGX

Export CSV
8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $5,458,364 44,529
2025-12-31 $443,337 5,076
2025-06-30 $986,901 17,856
2024-12-31 $8,340,263 216,069
2024-09-30 $7,113,015 158,067
2023-06-30 $411,399 14,895
2020-09-30 $1,308,442 66,928
2020-06-30 $1,490,804 84,417