_______________________________________

Person subject to the notification requirement

Name: Jan-Elof Cavander

Position: Chief Financial Officer

Issuer: Enersense International Oyj

LEI: 743700XSMVPR48XIML56

Notification type: INITIAL NOTIFICATION

Reference number: 156439/7/8

____________________________________________

Transaction date: 2026-05-11

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI4000301585

Nature of transaction: ACQUISITION

(X) Made under life insurance policy

Transaction details

(1): Volume: 997 Unit price: 4.35 EUR

(2): Volume: 399 Unit price: 4.28 EUR

(3): Volume: 2 Unit price: 4.28 EUR

(4): Volume: 302 Unit price: 4.2 EUR

(5): Volume: 10 Unit price: 4.2 EUR

Aggregated transactions (5):

Volume: 1710 Volume weighted average price: 4.30622 EUR

____________________________________________

Transaction date: 2026-05-11

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI4000301585

Nature of transaction: ACQUISITION

(X) Made under life insurance policy

Transaction details

(1): Volume: 479 Unit price: 4.08 EUR

(2): Volume: 3 Unit price: 3.98 EUR

(3): Volume: 444 Unit price: 3.98 EUR

(4): Volume: 169 Unit price: 3.98 EUR

(5): Volume: 102 Unit price: 3.98 EUR

(6): Volume: 45 Unit price: 3.98 EUR

(7): Volume: 377 Unit price: 4 EUR

(8): Volume: 210 Unit price: 4 EUR

(9): Volume: 7 Unit price: 4 EUR

(10): Volume: 120 Unit price: 4 EUR

(11): Volume: 70 Unit price: 4 EUR

(12): Volume: 5 Unit price: 4 EUR

(13): Volume: 24 Unit price: 3.98 EUR

(14): Volume: 262 Unit price: 3.98 EUR

(15): Volume: 2 Unit price: 3.98 EUR

(16): Volume: 513 Unit price: 3.98 EUR

(17): Volume: 282 Unit price: 3.98 EUR

(18): Volume: 150 Unit price: 3.98 EUR

(19): Volume: 78 Unit price: 3.98 EUR

(20): Volume: 535 Unit price: 3.98 EUR

(21): Volume: 237 Unit price: 3.98 EUR

(22): Volume: 800 Unit price: 3.98 EUR

(23): Volume: 20 Unit price: 3.98 EUR

Aggregated transactions (23):

Volume: 4934 Volume weighted average price: 3.99291 EUR

____________________________________________

Transaction date: 2026-05-11

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI4000301585

Nature of transaction: ACQUISITION

(X) Made under life insurance policy

Transaction details

(1): Volume: 418 Unit price: 4.09 EUR

(2): Volume: 303 Unit price: 4.09 EUR

(3): Volume: 500 Unit price: 4.11 EUR

(4): Volume: 120 Unit price: 4.11 EUR

(5): Volume: 517 Unit price: 4.12 EUR

(6): Volume: 58 Unit price: 4.09 EUR

(7): Volume: 667 Unit price: 4.04 EUR

(8): Volume: 135 Unit price: 4.04 EUR

(9): Volume: 207 Unit price: 4.04 EUR

(10): Volume: 46 Unit price: 4.02 EUR

(11): Volume: 5 Unit price: 4.02 EUR

(12): Volume: 432 Unit price: 4.04 EUR

(13): Volume: 66 Unit price: 4.04 EUR

(14): Volume: 14 Unit price: 4.04 EUR

(15): Volume: 49 Unit price: 4.04 EUR

(16): Volume: 66 Unit price: 4.04 EUR

(17): Volume: 22 Unit price: 4.03 EUR

(18): Volume: 486 Unit price: 4.03 EUR

(19): Volume: 25 Unit price: 4.035 EUR

(20): Volume: 76 Unit price: 4.035 EUR

(21): Volume: 76 Unit price: 4.025 EUR

(22): Volume: 493 Unit price: 4.02 EUR

(23): Volume: 140 Unit price: 4.02 EUR

Aggregated transactions (23):

Volume: 4921 Volume weighted average price: 4.06099 EUR

____________________________________________

Transaction date: 2026-05-11

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI4000301585

Nature of transaction: ACQUISITION

(X) Made under life insurance policy

Transaction details

(1): Volume: 37 Unit price: 4.18 EUR

(2): Volume: 532 Unit price: 4.03 EUR

(3): Volume: 184 Unit price: 4.03 EUR

(4): Volume: 39 Unit price: 4.03 EUR

(5): Volume: 1000 Unit price: 4.03 EUR

(6): Volume: 400 Unit price: 4.03 EUR

(7): Volume: 215 Unit price: 4.03 EUR

(8): Volume: 72 Unit price: 4.03 EUR

Aggregated transactions (8):

Volume: 2479 Volume weighted average price: 4.03224 EUR

____________________________________________

Transaction date: 2026-05-11

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI4000301585

Nature of transaction: ACQUISITION

(X) Made under life insurance policy

Transaction details

(1): Volume: 242 Unit price: 4.09 EUR

(2): Volume: 139 Unit price: 4.09 EUR

(3): Volume: 1100 Unit price: 4.04 EUR

(4): Volume: 506 Unit price: 4.04 EUR

(5): Volume: 325 Unit price: 4.04 EUR

Aggregated transactions (5):

Volume: 2312 Volume weighted average price: 4.04824 EUR

____________________________________________

Transaction date: 2026-05-11

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI4000301585

Nature of transaction: ACQUISITION

(X) Made under life insurance policy

Transaction details

(1): Volume: 222 Unit price: 4.1 EUR

(2): Volume: 545 Unit price: 4.11 EUR

(3): Volume: 320 Unit price: 4.09 EUR

(4): Volume: 500 Unit price: 4.09 EUR

(5): Volume: 479 Unit price: 4.09 EUR

Aggregated transactions (5):

Volume: 2066 Volume weighted average price: 4.09635 EUR

____________________________________________

Transaction date: 2026-05-11

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI4000301585

Nature of transaction: ACQUISITION

(X) Made under life insurance policy

Transaction details

(1): Volume: 501 Unit price: 4.32 EUR

(2): Volume: 306 Unit price: 4.15 EUR

(3): Volume: 56 Unit price: 4.1 EUR

(4): Volume: 500 Unit price: 4.1 EUR

Aggregated transactions (4):

Volume: 1363 Volume weighted average price: 4.19209 EUR

____________________________________________

Transaction date: 2026-05-11

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI4000301585

Nature of transaction: ACQUISITION

(X) Made under life insurance policy

Transaction details

(1): Volume: 472 Unit price: 4.22 EUR

(2): Volume: 553 Unit price: 4.16 EUR

(3): Volume: 27 Unit price: 4.17 EUR

(4): Volume: 13 Unit price: 4.11 EUR

(5): Volume: 500 Unit price: 4.11 EUR

(6): Volume: 34 Unit price: 4.11 EUR

Aggregated transactions (6):

Volume: 1599 Volume weighted average price: 4.16078 EUR

____________________________________________

Transaction date: 2026-05-11

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI4000301585

Nature of transaction: ACQUISITION

(X) Made under life insurance policy

Transaction details

(1): Volume: 500 Unit price: 4.3 EUR

(2): Volume: 568 Unit price: 4.17 EUR

(3): Volume: 163 Unit price: 4.12 EUR

(4): Volume: 60 Unit price: 4.12 EUR

(5): Volume: 10 Unit price: 4.12 EUR

Aggregated transactions (5):

Volume: 1301 Volume weighted average price: 4.21101 EUR

____________________________________________

Transaction date: 2026-05-11

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI4000301585

Nature of transaction: ACQUISITION

(X) Made under life insurance policy

Transaction details

(1): Volume: 442 Unit price: 4.22 EUR

(2): Volume: 443 Unit price: 4.18 EUR

(3): Volume: 243 Unit price: 4.13 EUR

(4): Volume: 27 Unit price: 4.13 EUR

(5): Volume: 433 Unit price: 4.15 EUR

(6): Volume: 40 Unit price: 4.15 EUR

(7): Volume: 1 Unit price: 4.15 EUR

(8): Volume: 7 Unit price: 4.13 EUR

(9): Volume: 648 Unit price: 4.13 EUR

Aggregated transactions (9):

Volume: 2284 Volume weighted average price: 4.16127 EUR

____________________________________________

Transaction date: 2026-05-11

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI4000301585

Nature of transaction: ACQUISITION

(X) Made under life insurance policy

Transaction details

(1): Volume: 505 Unit price: 4.25 EUR

(2): Volume: 40 Unit price: 4.25 EUR

(3): Volume: 130 Unit price: 4.18 EUR

(4): Volume: 95 Unit price: 4.18 EUR

(5): Volume: 3 Unit price: 4.18 EUR

(6): Volume: 144 Unit price: 4.18 EUR

(7): Volume: 103 Unit price: 4.18 EUR

(8): Volume: 407 Unit price: 4.18 EUR

Aggregated transactions (8):

Volume: 1427 Volume weighted average price: 4.20673 EUR

ENERSENSE INTERNATIONAL PLC

Liisi Tamminen
VP, Communications, Investor Relations and Sustainability

Further information:
Liisi Tamminen
VP, Communications, Investor Relations and Sustainability
Tel. +358 44 222 5552
liisi.tamminen@enersense.com

Distribution:
Nasdaq Helsinki
Key media
www.enersense.com