Does Rallies show 13F holders for SION?

Yes. Rallies tracks hedge fund and 13F ownership data for SION, including fund names, share counts, latest tracked quarter, and position changes when available.

Is SION research on Rallies investment advice?

No. Rallies provides research, data, and educational context for SION. It does not provide personalized investment advice.

SION (Sionna Therapeutics, Inc. Common Stock) Stock Analysis - Hedge Fund Holdings

Sionna Therapeutics, Inc. Common Stock (SION) is a publicly traded Healthcare sector company. As of May 20, 2026, SION trades at $39.47 with a market cap of $1.77B and a P/E ratio of -20.62. SION moved +4.78% today. Year to date, SION is -3.30%; over the trailing twelve months it is +181.94%. Its 52-week range spans $7.26 to $48.45. Analyst consensus is strong buy with an average price target of $52.86. Rallies surfaces SION's financials, insider trades, hedge fund holdings, congressional trades, analyst ratings, and AI-generated research below.

Who owns SION stock?

Hedge funds tracked by Rallies that own SION include Orbimed Advisors, Viking Global, Centerbook Partners, and Polen Capital. The latest tracked quarter is Mar 31, 2026. Rallies shows current holdings, share counts, position changes, and 13F ownership context for Sionna Therapeutics, Inc. Common Stock.

SION Key Metrics

Key financial metrics for SION
Metric	Value
Price	$39.47
Market Cap	$1.77B
P/E Ratio	-20.62
EPS	$-1.88
Dividend Yield	0.00%
52-Week High	$48.45
52-Week Low	$7.26
Volume	358.48K
Avg Volume	0
Revenue (TTM)	$0
Net Income	$-75.27M
Gross Margin	0.00%

Top Hedge Funds Holding SION

Orbimed Advisors holds 3.53M shares of SION, changed -0.87% as of Mar 31, 2026.
Viking Global holds 3.20M shares of SION, changed +0.00% as of Mar 31, 2026.
Centerbook Partners holds 114.28K shares of SION, changed +0.00% as of Mar 31, 2025.
Polen Capital holds 26.77K shares of SION, changed -14.34% as of Mar 31, 2026.

Latest SION News

Sionna Therapeutics Completes Phase 2a Enrollment, Expects Summer Topline and Holds $289.9M Cash — May 12, 2026
Sionna Therapeutics Targets 10 mmol/L Sweat Chloride Reduction, Dual Combo Readouts Mid-2026 — Feb 15, 2026

Recent SION Insider Trades

Thompson Peter A. sold 184.64K (~$8.53M) on May 11, 2026.
ORBIMED ADVISORS LLC sold 184.64K (~$8.53M) on May 11, 2026.
Thompson Peter A. sold 59.77K (~$2.66M) on May 8, 2026.

SION Analyst Consensus

8 analysts cover SION: 0 strong buy, 7 buy, 0 hold, 1 sell, 0 strong sell. Consensus rating is strong buy. Average price target: $52.86.

Common questions about SION

Who owns SION stock?: Hedge funds tracked by Rallies that own SION include Orbimed Advisors, Viking Global, Centerbook Partners, and Polen Capital. The latest tracked quarter is Mar 31, 2026. Rallies shows current holdings, share counts, position changes, and 13F ownership context for Sionna Therapeutics, Inc. Common Stock.
Does Rallies show 13F holders for SION?: Yes. Rallies tracks hedge fund and 13F ownership data for SION, including fund names, share counts, latest tracked quarter, and position changes when available.
Is SION research on Rallies investment advice?: No. Rallies provides research, data, and educational context for SION. It does not provide personalized investment advice.