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GEODE CAPITAL MANAGEMENT, LLC

Position in PRTA — Prothena Corp Public Ltd Co

CIK 1214717 BOSTON, MA

Position in PRTA

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$11,022,335
+$348,162 QoQ
Shares Held
1,125,877
+2.5% QoQ
Ownership
2.19%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#11
of 187 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in PRTA Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

GEODE CAPITAL MANAGEMENT, LLC holds $21,877,764,044 across 520 Biotechnology names. PRTA ranks #182 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in PRTA

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $11,022,335 1,125,877
2026-03-31 $10,674,173 1,098,166
2025-12-31 $10,152,308 1,063,069
2025-09-30 $9,950,153 1,019,483
2025-06-30 $5,666,017 933,446
2025-03-31 $12,558,051 1,014,792
2024-12-31 $13,355,665 964,308
2024-09-30 $16,119,003 963,479
2024-06-30 $20,521,897 994,278
2024-03-31 $22,901,846 924,580
2023-12-31 $32,892,242 905,125
2023-09-30 $41,449,645 859,060
2023-06-30 $57,247,385 838,421
2023-03-31 $37,798,069 779,824
2022-12-31 $43,114,960 715,601
2022-09-30 $38,543,946 635,724
2022-06-30 $17,150,112 631,680
2022-03-31 $23,842,725 651,975
2021-12-31 $30,804,555 623,574
2021-09-30 $44,174,922 620,173
2021-06-30 $28,962,131 563,356
2021-03-31 $12,348,514 491,581
2020-12-31 $5,567,679 463,587
2020-09-30 $4,682,692 468,738
2020-06-30 $5,741,682 548,918
2020-03-31 $6,314,348 590,126