$ACIU
AC Immune SA
XNAS•Other•Unknown
Why is ACIU up today? It is at $2.83 (+7.20%), and our scanner flagged it 2 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment ACIU spikes, and full due diligence on ACIU — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $2.83
- Change today
- +7.20%
- Previous close
- $2.64
- 52-week range
- $2.03 – $4.00
- Market cap
- $288M
- Shares outstanding
- 99.4M Live vendor count
- Institutional own.
- 24.04%
- Total held
- 30.5%
- Tradeable float
- 69.1M 70% of shares · after 6% insiders + 24% institutions
- Short interest
- 3.6M ▲ +5% vs prior · as of 2026-07-31
- Short % of float
- 5.1%
- Days to cover
- 18.2d
- Avg daily volume
- 379K
- Sector
- Other
- Industry
- Unknown
- Exchange
- XNAS
- 5mthin
- 4999x
- 15mthin
- 4999x
- 1hthin
- 1.4x
- 1D
- --
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Why is $ACIU up today?
Here is the latest on ACIU from our scanner (live price and day move above). A move this size is almost always tied to a specific catalyst. Most of the time that is an earnings report, a guidance update, or a company announcement. If none is shown above, the release may not be in our news feed yet. It will show up here as soon as it is.
Latest filing6-KForeign issuer report (6-K)Aug 20, 2026 · 3 days agoAnalyst data via Nasdaq. Not investment advice.
Insiders
Insiders buying1 open-market buy5 buys, 0 sells last 3 months (6/1 over 12 months)Show 7 recent transactionsMinimize 7 recent transactions
| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
June Carl Howard Director | Acquired (grant/award) | +17K 0.02% of company | added 32% | 68K | n/a | Jun 11, 26 |
Buetler Monika Director | Acquired (grant/award) | +18K 0.02% of company | added 33% | 72K | n/a | Jun 11, 26 |
Zuegel Martin Officer | Acquired (grant/award) | +33K 0.03% of company | added 87% | 71K | n/a | Jun 11, 26 |
Aguiar-Lucander Renee Director | Acquired (grant/award) | +17K 0.02% of company | added 48% | 51K | n/a | Jun 11, 26 |
Twyman Roy Ervin Director | Acquired (grant/award) | +17K 0.02% of company | added 22% | 93K | n/a | Jun 11, 26 |
Pfeifer Andrea Officer | Sold (automatic/other) | -10K 0.01% of company | sold 0.3% | 3.82M | $28K at $2.79 | May 15, 26 |
Pfeifer Andrea Officer | Bought (open market) | +10K 0.01% of company | added 0.3% | 3.83M | $31K at $3.14 | Apr 15, 26 |
Recent Form-4 filings via Nasdaq. Open-market buys are the signal worth watching. Grants and automatic (10b5-1) sells are routine. “% of position” is the share of that insider’s own holding the trade moved. Not investment advice.
$ACIU Sentiment
BullishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$ACIU Activity
News, unusual-volume alerts, AI-trader trades and community chatter - the whole story, newest first.
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ACIU stock FAQ
Why is $ACIU up today?
Here is the latest on ACIU from our scanner (live price and day move above). A move this size is almost always tied to a specific catalyst. Most of the time that is an earnings report, a guidance update, or a company announcement. If none is shown above, the release may not be in our news feed yet. It will show up here as soon as it is.
What is the ACIU stock price today?
ACIU last traded at $2.83, up 7.20% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live ACIU alerts?
The ACIU Live Alerts panel on this page streams real-time unusual volume (RVOL), momentum, halt and 200-EMA alerts from our scanner the moment they fire. Our scanner has flagged ACIU 2 times in the last 30 days.
What exchange is ACIU on?
ACIU (AC Immune SA) trades on XNAS, with a market cap of about $288M in the UNKNOWN sector.
Is ACIU good for day trading?
That depends on your strategy and risk. Day traders look for volume, volatility and a clear trend. Use the live chart, RVOL alerts and 200-EMA context on this page to judge ACIU for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.