US equities |

Sionna Therapeutics, Inc. - Common Stock (NQ:SION)

4.040 UNCHANGED
Delayed Quote Updated: 4:00 PM EDT, Oct 28, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 10
Open 4.040
Bid (Size) 3.850 (300)
Ask (Size) 4.550 (800)
Prev. Close 4.040
Today's Range 4.040 - 4.040
52wk Range 3.550 - 54.97
Shares Outstanding N/A
Dividend Yield N/A

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Performance

52-Week Range 92.7% below 52-week high
4.040
3.5552W Low 54.9752W High
1 Week 2.8% below 1-week high
3.551W Low 4.161W High

Sionna Therapeutics, Inc. - Common Stock (SION) traded between $3.55 and $54.97 over the past 52 weeks and last traded at $4.04, 92.7% below its 52-week high. Over the past week it ranged between $3.55 and $4.16.

Past 12 Months
+6.3%
-21.1%
-91.0%
-89.2%
-89.7%
-89.8%
1W +$0.24
1M -$1.08
3M -$40.77
6M -$33.39
YTD -$35.17
1Y -$35.41

SION was -89.8% over the past year, -89.2% over six months, -89.7% year to date, +6.3% in the last week.

12 Months vs Market
SION
-89.8%
DIA
+10.0%
SPY
+12.4%
QQQ
+14.6%
IWM
+13.0%

Over the past 12 months SION returned -89.8% versus DIA (Dow) +10.0%, SPY (S&P 500) +12.4%, QQQ (Nasdaq 100) +14.6% and IWM (Russell 2000) +13.0%.

Volume & Liquidity 0.00× 3-mo avg
Today 10 3-mo avg 2.3M
1W
1.0M
1M
1.0M
3M
2.3M
6M
1.4M
YTD
978.5K
1Y
853.3K

SION most recently traded 10 shares against a 3-month average daily volume of 2.3M.

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Frequently Asked Questions

Is Sionna Therapeutics, Inc. - Common Stock publicly traded?
Yes, Sionna Therapeutics, Inc. - Common Stock is publicly traded.
What exchange does Sionna Therapeutics, Inc. - Common Stock trade on?
Sionna Therapeutics, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Sionna Therapeutics, Inc. - Common Stock?
The ticker symbol for Sionna Therapeutics, Inc. - Common Stock is SION on the Nasdaq Stock Market
What is the current price of Sionna Therapeutics, Inc. - Common Stock?
The current price of Sionna Therapeutics, Inc. - Common Stock is 4.040
When was Sionna Therapeutics, Inc. - Common Stock last traded?
The last trade of Sionna Therapeutics, Inc. - Common Stock was at 10/28/26 04:00 PM ET