TWYMAN ROY ERVIN enters AC IMMUNE SA with 75.99K shares plus derivative instruments

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

Direct Derivatives

TWYMAN ROY ERVIN

Filed: 3/18/2026ACC: 0000950103-26-004155

InsiderTWYMAN ROY ERVINCIK 2117542

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IssuerAC IMMUNE SACIK 1651625

Director

Since Mar 2026

75.99K

Baseline shares

100% direct

75.99K

Direct ownership

1 position

183.28K

Derivative underlying

7 instruments

Security positions

All direct

Non-Derivative Holdings1

Common Shares

Direct

Shares owned75.99K

Total

75.99K direct75.99K

Security Title	Shares Owned	Ownership Type
Common Shares	75.99K	Direct
Total	75.99K	75.99K direct

Derivative Holdings7

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

36.93K

Shares owned

N/A

Exercise price

5.39

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

15.71K

Shares owned

N/A

Exercise price

6.95

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

12.87K

Shares owned

N/A

Exercise price

7.23

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

14.09K

Shares owned

N/A

Exercise price

4.23

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

23.20K

Shares owned

N/A

Exercise price

3.15

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

43.30K

Shares owned

N/A

Exercise price

1.84

Expiration

—

Exercise window

—

Share Option (right to buy)

Direct

Underlying security

Common Shares

Underlying shares

37.17K

Shares owned

N/A

Exercise price

2.15

Expiration

—

Exercise window

—

Total

Underlying

183.28K

Owned

0.00

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Share Option (right to buy) Direct	Common Shares	5.39	—	—	36.93K	N/A
Share Option (right to buy) Direct	Common Shares	6.95	—	—	15.71K	N/A
Share Option (right to buy) Direct	Common Shares	7.23	—	—	12.87K	N/A
Share Option (right to buy) Direct	Common Shares	4.23	—	—	14.09K	N/A
Share Option (right to buy) Direct	Common Shares	3.15	—	—	23.20K	N/A
Share Option (right to buy) Direct	Common Shares	1.84	—	—	43.30K	N/A
Share Option (right to buy) Direct	Common Shares	2.15	—	—	37.17K	N/A
Total					183.28K	0.00