Belgium Chemicals

Tessenderlo Group NV (TESB)

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Over the past 90 days, Tessenderlo Group NV recorded one insider transaction involving a purchase of 14.48 million EUR by Oostiep Group on July 13, 2026. This follows a history of significant share movements involving major stakeholders. The company's stock has seen a 1.9% price change over the last quarter, ahead of the next scheduled earnings report.
Ticker: TESB Exchange: BRU
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Tessenderlo Group NV. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Buy 13 Jul 2026
Value €3,786,687.73 | Price 102.10 | Shares 99,082
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
2026-07-15 2026-07-13 B Purchase OOSTIEP GROUP Management or Supervisory Board Member
99,082
102.10
€3,786,688 		99,082 102.10 €3,786,688
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
626,596
26.05
€16,321,745 		626,596 26.05 €16,321,745
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
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