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Aberdeen Group plc

Position in SION — Sionna Therapeutics, Inc.

CIK 1716774 EDINBURGH, X0

Position in SION

as of Jun 30, 2026 · filed Jul 31, 2026
Position Value
$12,499,230
-$10,118,545 QoQ
Shares Held
284,138
-49.6% QoQ
Ownership
0.628%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#25
of 146 holders
Holding Since
Mar 2025
6 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in SION Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Aberdeen Group plc holds $1,997,986,618 across 85 Biotechnology names. SION ranks #48 (0.6% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SION

Export CSV
6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $12,499,230 284,138
2026-03-31 $22,617,775 564,175
2025-12-31 $34,555,954 839,960
2025-09-30 $27,955,587 950,547
2025-06-30 $16,491,990 950,547
2025-03-31 $7,802,783 745,964