DONATI PIERGIORGIO

PrivateCIK: 2122783

DONATI PIERGIORGIO enters AC IMMUNE SA with 141.12K shares plus derivative instruments

Holding both equity and derivatives at entry signals strong long-term conviction in the company.

Direct Derivatives

DONATI PIERGIORGIO

Filed: 3/20/2026ACC: 0000950103-26-004453

InsiderDONATI PIERGIORGIOCIK 2122783

→

IssuerAC IMMUNE SACIK 1651625

Officer· Chief Operating Officer

Since Mar 2026

141.12K

Baseline shares

100% direct

141.12K

Direct ownership

1 position

378.96K

Derivative underlying

9 instruments

1

Security positions

All direct

Non-Derivative Holdings1

Common Shares

Direct

Shares owned141.12K

Total

141.12K direct141.12K

Security Title	Shares Owned	Ownership Type
Common Shares	141.12K	Direct
Total	141.12K	141.12K direct

Derivative Holdings9

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

66.67K

Shares owned

N/A

Exercise price

2.03

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

7.20K

Shares owned

N/A

Exercise price

9.50

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

89.55K

Shares owned

N/A

Exercise price

3.03

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

61.54K

Shares owned

N/A

Exercise price

2.91

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

34.56K

Shares owned

N/A

Exercise price

6.95

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

27.61K

Shares owned

N/A

Exercise price

3.99

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

28.46K

Shares owned

N/A

Exercise price

7.23

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

22.05K

Shares owned

N/A

Exercise price

3.15

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

41.32K

Shares owned

N/A

Exercise price

5.39

Expiration

—

Exercise window

—

Total

Underlying

378.96K

Owned

0.00

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Share Option (right to buy) Direct	Common Shares	2.03	—	—	66.67K	N/A
Share Option (right to buy) Direct	Common Shares	9.50	—	—	7.20K	N/A
Share Option (right to buy) Direct	Common Shares	3.03	—	—	89.55K	N/A
Share Option (right to buy) Direct	Common Shares	2.91	—	—	61.54K	N/A
Share Option (right to buy) Direct	Common Shares	6.95	—	—	34.56K	N/A
Share Option (right to buy) Direct	Common Shares	3.99	—	—	27.61K	N/A
Share Option (right to buy) Direct	Common Shares	7.23	—	—	28.46K	N/A
Share Option (right to buy) Direct	Common Shares	3.15	—	—	22.05K	N/A
Share Option (right to buy) Direct	Common Shares	5.39	—	—	41.32K	N/A
Total					378.96K	0.00

DONATI PIERGIORGIO — Initial Ownership Disclosure (Form 3) Filed Mar 20, 2026 | Finecho