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AC Immune SA

ACIU Net buying
CIK 0001651625 #3756 in the set updated 21 Sep 2026
Bought (12 mo)
$31.43K
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$27.94K
$27.94K on a plan · $0.00 straight out of an exercise
Sold at will
$0.00
0 of 1 sales
Net
+$3.49K
+$31.43K against sales at will

By person

6 insiders · 2 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Pfeifer Andrea
Chief Executive Officer
$31.43K (1)
$27.94K (1) scheduled
+$3.49K
7,650,576
$21.37M
−0.3%
Twyman Roy Ervin
Director
—
—
—
92,556
$258.56K
+21.8%
Buetler Monika
Director
—
—
—
71,656
$200.17K
+32.9%
Zuegel Martin
Interim CEO
—
—
—
71,408
$199.48K
+86.6%
June Carl Howard
Director
—
—
—
67,556
$188.72K
+32.5%
AGUIAR-LUCANDER RENEE
Director
—
—
—
51,136
$142.85K
+47.9%

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Individual transactions

2
Insider
Date
Role
Action
Shares
Price
Amount
Pfeifer Andrea
15 May 2026
Chief Executive Officer
Sold on a plan
10,000
$2.79
$27.94K
Pfeifer Andrea
15 Apr 2026
Chief Executive Officer
Buy
10,000
$3.14
$31.43K

What was left out

Form 4 filings counted 7
Amendments (4/A) skipped 1
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 1
Sales straight out of an exercise 0
Sales at will 0
Transactions with no price 0
Shares from compensation/vesting 100,591
History held since 16 Apr 2026