/SION

Sionna Therapeutics Inc

SION

$7.85USD↑+3.02%+0.23 today

MARKET CAP

354.9M

P/E (TTM)

—

FWD P/E

—

DAY RANGE

$7 – $8

52W RANGE

$4

$55

AI Summary

Stalk

Sell NowMedium

SION has formed a Blow-Off Top and retraced sharply below the 9 and 20 EMAs, testing multi-EMA support and signaling a likely pullback. Medium-term bias is bearish given the unsustainable buying pressure and failed follow-through, while short-term rejection at key EMAs favors immediate execution. The long-term uptrend remains intact above the rising 200 DMA but is currently overshadowed by distribution dynamics.

↑Maintains ~$211M cash and short-term investments funding ops until 2028
↑Intraday stock bounce peaked at +14.9%, reflecting speculative momentum
↓Phase 2a failure of SION-719 undermines core product revenue potential

Full analysis →

Buying

4

institutions

Selling

4

institutions

New Positions

1

this quarter

Filing Period

Q2 2026

latest 13-F

13-F Holdings

Institution↕	Action↕	Shares Held↕	Value↓	Change↕	Chg %↕	Weight↕
BI Blackrock, Inc. Q2 2026	BUY	1.47 M	64.88 M	+178.90 K	+24.9%	0.00%
JC Jpmorgan Chase & Co Q2 2026	BUY	1.49 M	64.09 M	+25.49 K	+19.3%	0.00%
CA Citadel Advisors LLC Q2 2026	SELL	1.16 M	50.85 M	+-10.89 K	+8.7%	0.01%
PA Perceptive Advisors LLC Q2 2026	SELL	905.00 K	39.81 M	+-411.88 K	-24.6%	0.60%
CC Casdin Capital, LLC Q2 2026	BUYNEW	400.00 K	17.60 M	+400.00 K	+0.0%	0.88%
MM Millennium Management LLC Q2 2026	BUY	325.33 K	14.31 M	+184.69 K	+153.8%	0.01%
PA Point72 Asset Management, L.P. Q2 2026	SELL	49.33 K	2.17 M	+-87.22 K	-60.4%	0.00%
RC Rockefeller Capital Management L.P. Q2 2026	SELL	114.00	5.01 K	+-127.00	-48.1%	0.00%