AC Immune (ACIU) Insider Monika Buetler Buys 17,751 Shares
Monika Buetler increased her stake in ACIU by 41,667 shares on June 11, 2026.
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Monika Buetler bought 17,751 shares of AC Immune SA ($ACIU) on June 11, 2026. The trade was reported to the SEC in a Form 4 filing.
Since the trade, $ACIU is up 6.2% after 1 week, up 8.4% after 1 month and up 5.8% to date (from the $2.26 close on Jun 11, 2026).
ACIU
AC Immune SA
Key Points
- Monika Buetler bought 41,667 shares of ACIU on June 11, 2026, increasing her holdings in the company.
- ACIU's stock is currently trading at $2.31, with various institutional investors adjusting their positions.
- Analysts like BTIG and HC Wainwright have reiterated buy ratings, with price targets as high as $16.00.
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On June 11, 2026, Monika Buetler purchased 41,667 shares of ACIU. This acquisition reflects her growing confidence in the company's prospects, although the exact value of the transaction was not disclosed.
Other Institutional Activity in ACIU
BVF INC/IL held steady with its position in ACIU, maintaining 19,822,436 shares worth approximately $54.5 million. Wells Fargo & Company/MN trimmed its holdings by 2,005 shares, bringing its total to 1,004,284 shares valued at about $2.76 million. Millennium Management LLC significantly reduced its stake by 140,685 shares, ending with 792,657 shares valued at nearly $2.18 million. Meanwhile, Renaissance Technologies LLC cut its position by 44,500 shares, now holding 624,367 shares worth around $1.72 million. In contrast, BlackRock, Inc. increased its holdings by 22,109 shares, reaching 524,278 shares valued at roughly $1.44 million.
AC Immune SA Stock Down 10.6%
Shares of ACIU are trading at approximately $2.31. The company's stock has seen varied institutional interest, as evidenced by recent insider and fund activity. The stock's performance and valuation remain a focus for investors considering its market movements and analyst ratings.
Insider Buying and Selling at AC Immune SA
Several insiders made notable purchases on June 11, 2026. Renee Aguiar-Lucander bought 16,568 and 38,889 shares, while Carl Howard June acquired 16,568 and 38,889 shares. Monika Buetler added 17,751 shares to her holdings. Martin Zuegel, the Interim CEO, purchased 77,778 shares, reflecting a strong internal belief in the company's future.
Analysts Set New Price Targets
BTIG reiterated its buy rating for ACIU on March 16, 2026, with a price target of $8.00. HC Wainwright & Co. maintained a buy rating as well, setting a higher target of $12.00 back on May 1, 2025. These consistent buy ratings suggest ongoing optimism among analysts regarding ACIU's potential.
Bottom Line
Monika Buetler's recent purchase adds to the insider interest in ACIU, a company that has seen varied institutional moves. While the stock trades at $2.31, analysts maintain optimistic price targets, indicating potential growth. As always, these insights are based on past data and do not predict future performance.
Related Filing Alerts
Source: Monika Buetler's Form 4 filing on $ACIU (Jun 11, 2026). Find the original filing: ACIU Form 4 filings on SEC EDGAR. Written by software, not financial advice. How we make alerts