United Kingdom Chemicals

Symphony Environmental Technologies PLC (SYM)

Track

Ticker: SYM Exchange: LSE
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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 Symphony Environmental Technologies PLC. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Buy 18 Mar 2026
Value £3,468,607.19 | Price 354.31 | Shares 66,823
Sale 18 Mar 2026
Value £3,152,514.31 | Price 95.79 | Shares 78,054
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
2026-03-23 2026-03-18 B Purchase Michael Laurier

Director

Executive Director
66,823
354.31
£3,468,607 		66,823 354.31 £3,468,607
2026-03-23 2026-03-18 S Sale Michael Laurier

Director

Executive Director
78,054
95.79
£3,152,514 		78,054 95.79 £3,152,514
2024-04-03 2024-04-02 B Purchase
1.2
Nicolas Clavel

Director

Executive Director
10,771
227.16
£1,627,971 		10,771 227.16 £1,627,971
2021-04-13 2021-04-12 B Purchase Michael Laurier

Chief Executive Officer

Officer
168,000
0.21
£35,280 		168,000 0.21 £35,280
2021-04-13 2021-04-12 S Sale Michelle Laurier

Chief Executive Officer

Officer
168,000
0.21
£35,280 		168,000 0.21 £35,280
2021-04-01 2021-04-01 S Sale Michael Laurier

Chief Executive Officer

Officer
102,966
0.20
£20,624 		102,966 0.20 £20,624
2021-04-01 2021-04-01 S Sale Michael Laurier

Chief Executive Officer

Officer
102,966
0.20
£20,593 		102,966 0.20 £20,593
2020-08-04 2020-03-08 S Sale Keith Frener

Subsidiary director

Executive Director
200,000
0.24
£48,000 		200,000 0.24 £48,000
2020-08-04 2020-03-08 S Sale Susan Kelly

Group Financial Controller
300,000
0.24
£72,000 		300,000 0.24 £72,000
2019-11-08 2019-10-30 S Sale Michelle Laurier

PCA of Michael Laurier

Through Michael Laurier, a closely affiliated person
2,200,000
0.08
£172,700 		2,200,000 0.08 £172,700
2019-11-04 2019-10-30 S Sale Michael Laurier

Chief Executive Officer

Officer
2,200,000
0.08
£172,700 		2,200,000 0.08 £172,700
2019-01-17 2019-01-16 S Sale Michael Stephen

Commercial Director and Deputy Chairman

Executive Director
265,944
0.08
£19,972 		265,944 0.08 £19,972
2019-01-17 2019-01-16 S Sale Michael Stephen

Commercial Director and Deputy Chairman

Executive Director
265,994
0.08
£19,972 		265,994 0.08 £19,972
2019-01-17 2019-01-16 S Sale Michael Stephen

Commercial Director and Deputy Chairman

Executive Director
531,888
0.08
£39,892 		531,888 0.08 £39,892
2019-01-17 2019-01-16 S Sale Michael Laurier

Chief Executive Officer

Officer
265,994
0.08
£20,003 		265,994 0.08 £20,003
2019-01-17 2019-01-16 S Sale Michael Laurier

Chief Executive Officer

Officer
265,994
0.08
£19,950 		265,994 0.08 £19,950
2018-05-29 2018-05-29 B Purchase Ian Bristow

Chief Financial Officer

Officer
120,000
0.22
£26,676 		120,000 0.22 £26,676
2018-05-29 2018-05-29 S Sale Ian Bristow

Chief Financial Officer

Officer
120,000
0.22
£26,640 		120,000 0.22 £26,640
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