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Belgium Chemicals

Tessenderlo Group NV (TESB)

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The most recent insider trading activity occurred on June 27, 2025, with significant buy and sell transactions by Luc Tack and Patrick Steverlynck, respectively. These transactions involved a substantial number of shares and a high value, indicating notable insider movement. Prior to this, transactions were recorded on July 3, 2024, and August 31, 2023, also involving both buy and sell actions by these individuals.
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Ticker: TESB Exchange: BRU
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Luc Tack
1 purchase — total 15,752,623 EUR
Buy 27 Jun 2025
Value €232,742.09 | Price 90.42 | Shares 75,648
Through OOSTIEP GROUP, a closely affiliated person
Sale 27 Jun 2025
Value €420,913.50 | Price 392.67 | Shares 34,369
Through MANUCO INTERNATIONAL, a closely affiliated person
Sale 3 Jul 2024
Value €16,321,745.00 | Price 26.05 | Shares 626,596
Through MANUCO INTERNATIONAL, a closely affiliated person
Buy 3 Jul 2024
Value €16,321,745.00 | Price 26.05 | Shares 626,596
Through OOSTIEP GROUP, a closely affiliated person
Sale 31 Aug 2023
Value €16,146,928.00 | Price 25.77 | Shares 626,596
Through MANUCO INTERNATIONAL, a closely affiliated person
Buy 31 Aug 2023
Value €16,146,928.00 | Price 25.77 | Shares 626,596
Through OOSTIEP GROUP, a closely affiliated person
Buy 26 Jan 2022
Value €1,725,000.00 | Price 34.50 | Shares 50,000
Through Verbrugge NV, a closely affiliated person
Buy 25 Jan 2022
Value €1,700,000.00 | Price 34.00 | Shares 50,000
Through Verbrugge NV, a closely affiliated person
Buy 1 Dec 2021
Value €1,753,349.00 | Price 33.45 | Shares 52,417
Through Verbrugge NV, a closely affiliated person
Buy 26 Oct 2021
Value €3,190,000.00 | Price 31.90 | Shares 100,000
Through Verbrugge NV, a closely affiliated person
Buy 6 Oct 2021
Value €1,114,750.00 | Price 31.85 | Shares 35,000
Through Verbrugge NV, a closely affiliated person
Buy 29 Sep 2021
Value €978,640.00 | Price 32.50 | Shares 30,112
Through Verbrugge NV, a closely affiliated person
Buy 17 Sep 2021
Value €528,000.00 | Price 33.00 | Shares 16,000
Through Verbrugge NV, a closely affiliated person
Buy 6 Sep 2021
Value €1,020,000.00 | Price 34.00 | Shares 30,000
Through Verbrugge NV, a closely affiliated person
Buy 30 Aug 2021
Value €1,657,750.00 | Price 34.90 | Shares 47,500
Through Verbrugge NV, a closely affiliated person
Buy 7 Jul 2021
Value €2,572,500.00 | Price 34.30 | Shares 75,000
Through Symphony Mills nv, a closely affiliated person
Buy 25 Jun 2021
Value €8,560,397.00 | Price 34.20 | Shares 250,304
Through Verbrugge NV, a closely affiliated person
Buy 21 Jun 2021
Value €21,305,608.20 | Price 34.20 | Shares 622,971
Through Verbrugge NV, a closely affiliated person
Buy 9 Jun 2021
Value €1,742,500.00 | Price 34.85 | Shares 50,000
Through Verbrugge NV, a closely affiliated person
Buy 2 Jun 2021
Value €1,750,000.00 | Price 35.00 | Shares 50,000
Through Verbrugge NV, a closely affiliated person
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-07-01 2025-06-27 B Purchase
3.6
Luc Tack
Through OOSTIEP GROUP, a closely affiliated person Management or Supervisory Board Member
75,648
90.42
€232,742 		75,648 90.42 €232,742
2025-06-27 2025-06-27 S Sale
1.0
Patrick Steverlynck
Through MANUCO INTERNATIONAL, a closely affiliated person Management or Supervisory Board Member
34,369
392.67
€420,914 		34,369 392.67 €420,914
2024-07-04 2024-07-03 S Sale
1.0
Patrick Steverlynck
Through MANUCO INTERNATIONAL, a closely affiliated person Management or Supervisory Board Member
31,083
182.84
€3,730,675 		31,083 182.84 €3,730,675
2024-07-04 2024-07-03 B Purchase
3.6
Luc Tack
Through OOSTIEP GROUP, a closely affiliated person Management or Supervisory Board Member
626,596
26.05
€16,321,745 		626,596 26.05 €16,321,745
2023-09-01 2023-08-31 S Sale
1.0
Patrick Steverlynck
Through MANUCO INTERNATIONAL, a closely affiliated person Management or Supervisory Board Member
626,596
25.77
€16,146,928 		626,596 25.77 €16,146,928
2023-09-01 2023-08-31 B Purchase
3.6
Tack Luc
Through OOSTIEP GROUP, a closely affiliated person Management or Supervisory Board Member
626,596
25.77
€16,146,928 		626,596 25.77 €16,146,928
2022-01-27 2022-01-26 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
50,000
34.50
€1,725,000 		50,000 34.50 €1,725,000
2022-01-26 2022-01-25 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
50,000
34.00
€1,700,000 		50,000 34.00 €1,700,000
2021-12-02 2021-12-01 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
52,417
33.45
€1,753,349 		52,417 33.45 €1,753,349
2021-10-27 2021-10-26 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
100,000
31.90
€3,190,000 		100,000 31.90 €3,190,000
2021-10-07 2021-10-06 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
35,000
31.85
€1,114,750 		35,000 31.85 €1,114,750
2021-09-30 2021-09-29 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
30,112
32.50
€978,640 		30,112 32.50 €978,640
2021-09-20 2021-09-17 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
16,000
33.00
€528,000 		16,000 33.00 €528,000
2021-09-09 2021-09-06 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
30,000
34.00
€1,020,000 		30,000 34.00 €1,020,000
2021-09-01 2021-08-30 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
47,500
34.90
€1,657,750 		47,500 34.90 €1,657,750
2021-07-08 2021-07-07 B Purchase
3.6
Tack Luc
Through Symphony Mills nv, a closely affiliated person Management or Supervisory Board Member
75,000
34.30
€2,572,500 		75,000 34.30 €2,572,500
2021-06-28 2021-06-25 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
250,304
34.20
€8,560,397 		250,304 34.20 €8,560,397
2021-06-22 2021-06-21 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
622,971
34.20
€21,305,608 		622,971 34.20 €21,305,608
2021-06-10 2021-06-09 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
50,000
34.85
€1,742,500 		50,000 34.85 €1,742,500
2021-06-03 2021-06-02 B Purchase
3.6
Luc Tack
Through Verbrugge NV, a closely affiliated person Management or Supervisory Board Member
50,000
35.00
€1,750,000 		50,000 35.00 €1,750,000
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