Luc de Chammard

Track

Insider profile

Currently holds a position at Neurones SA

Performance

Overall performance

2.8

Performance over holding periods

4.2

	30 days	90 days	120 days
Average return	1%	8.2%	15.1%
Success rate	52%	68%	82%
Transactions	75 63% Buy	34 71% Buy	47 69% Buy

Ranking by holding-period performance

Performance for realised trades

4.4

Average return	15%
Success rate	73%
Average holding period	220
Transactions	28

Ranking by realised performance

Positions

Position	Company	Period
Chairman of the Board, Chief Executive Officer	Neurones SA	Jan. 1, 2015 -
Chairman of the Board, Chief Executive Officer	Neurones SA	Dec. 5, 1984 - Jan. 1, 2015

Other insiders

Neurones SA

Bertrand Ducurtil Daphnée de Chammard

Neurones SA

Luc de Chammard's trades of Neurones SA's stock

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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings

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Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other

Notification date	Transaction date	Company	B/S Transaction type	Nb. shares Price Value	Number of shares	Price	Value
2026-03-23	2026-03-20	Neurones SA (NRO)	B Purchase	34,542 194.83 €626,363	34,542	194.83	€626,363
2025-10-17	2025-10-16	Neurones SA (NRO)	B Purchase	93,379 499.57 €2,332,727	93,379	499.57	€2,332,727
2025-10-06	2025-10-02	Neurones SA (NRO)	B Purchase	25,243 437.60 €362,288	25,243	437.60	€362,288
2025-09-26	2025-09-25	Neurones SA (NRO)	B Purchase	530 39.10 €20,723	530	39.10	€20,723
2023-06-14	2023-06-12	Neurones SA (NRO)	B Purchase	14,235 40.60 €577,941	14,235	40.60	€577,941
2023-06-14	2023-06-12	Neurones SA (NRO)	B Purchase	4,773 40.60 €193,784	4,773	40.60	€193,784
2024-01-24	2023-06-09	Neurones SA (NRO)	S Sale	119,503 40.60 €4,851,822	119,503	40.60	€4,851,822
2024-01-24	2023-06-09	Neurones SA (NRO)	B Purchase	67,833 40.60 €2,754,020	67,833	40.60	€2,754,020
2024-01-24	2023-06-02	Neurones SA (NRO)	S Sale	200,000 40.00 €8,000,000	200,000	40.00	€8,000,000
2020-08-13	2020-08-07	Neurones SA (NRO)	S Sale	88,584 24.85 €2,201,312	88,584	24.85	€2,201,312
2016-05-22	2016-05-13	Neurones SA (NRO)	S Sale	190,000 19.47 €3,699,300	190,000	19.47	€3,699,300
2015-01-17	2015-01-13	Neurones SA (NRO)	S Sale	6,215 14.18 €88,104	6,215	14.18	€88,104
2015-01-17	2015-01-12	Neurones SA (NRO)	S Sale	1,272 14.00 €17,808	1,272	14.00	€17,808
2015-01-08	2014-12-30	Neurones SA (NRO)	S Sale	600 14.00 €8,400	600	14.00	€8,400
2015-01-08	2014-12-29	Neurones SA (NRO)	S Sale	703 14.02 €9,854	703	14.02	€9,854
2014-12-11	2014-12-03	Neurones SA (NRO)	S Sale	5,261 14.00 €73,654	5,261	14.00	€73,654
2014-12-11	2014-12-02	Neurones SA (NRO)	S Sale	12 14.14 €170	12	14.14	€170
2014-12-11	2014-11-28	Neurones SA (NRO)	S Sale	4,581 14.15 €64,801	4,581	14.15	€64,801
2014-12-11	2014-11-27	Neurones SA (NRO)	S Sale	1,200 14.20 €17,040	1,200	14.20	€17,040
2014-11-27	2014-11-17	Neurones SA (NRO)	S Sale	20,000 14.30 €286,000	20,000	14.30	€286,000
2014-04-05	2014-03-28	Neurones SA (NRO)	S Sale	30,591 15.12 €462,536	30,591	15.12	€462,536
2014-04-05	2014-03-27	Neurones SA (NRO)	S Sale	23,386 15.15 €354,333	23,386	15.15	€354,333
2014-04-05	2014-03-26	Neurones SA (NRO)	S Sale	5,214 15.01 €78,266	5,214	15.01	€78,266
2014-04-05	2014-03-24	Neurones SA (NRO)	S Sale	12,500 15.05 €188,130	12,500	15.05	€188,130
2014-03-28	2014-03-21	Neurones SA (NRO)	S Sale	3,100 15.15 €46,971	3,100	15.15	€46,971
2014-03-28	2014-03-20	Neurones SA (NRO)	S Sale	139 15.30 €2,127	139	15.30	€2,127
2014-03-28	2014-03-19	Neurones SA (NRO)	S Sale	803 15.24 €12,240	803	15.24	€12,240
2014-03-28	2014-03-18	Neurones SA (NRO)	S Sale	45 15.40 €693	45	15.40	€693
2014-03-28	2014-03-13	Neurones SA (NRO)	S Sale	45 15.40 €693	45	15.40	€693
2014-03-28	2014-03-12	Neurones SA (NRO)	S Sale	4,459 15.40 €68,670	4,459	15.40	€68,670
2014-03-28	2014-03-11	Neurones SA (NRO)	S Sale	13,078 15.35 €200,733	13,078	15.35	€200,733
2014-03-28	2014-03-10	Neurones SA (NRO)	S Sale	10,000 15.11 €151,088	10,000	15.11	€151,088
2014-03-28	2014-03-07	Neurones SA (NRO)	S Sale	5,178 15.52 €80,369	5,178	15.52	€80,369
2014-03-28	2014-03-06	Neurones SA (NRO)	S Sale	87 15.65 €1,362	87	15.65	€1,362
2012-07-03	2012-06-25	Neurones SA (NRO)	S Sale	147,512 8.15 €1,202,223	147,512	8.15	€1,202,223
2012-02-03	2012-01-23	Neurones SA (NRO)	B Purchase	300 7.06 €2,118	300	7.06	€2,118
2012-01-26	2012-01-20	Neurones SA (NRO)	B Purchase	600 7.01 €4,203	600	7.01	€4,203
2012-01-26	2012-01-19	Neurones SA (NRO)	B Purchase	800 7.04 €5,632	800	7.04	€5,632
2012-01-26	2012-01-18	Neurones SA (NRO)	B Purchase	1,400 7.04 €9,850	1,400	7.04	€9,850
2012-01-26	2012-01-17	Neurones SA (NRO)	B Purchase	600 7.10 €4,260	600	7.10	€4,260
2012-01-26	2012-01-16	Neurones SA (NRO)	B Purchase	1,500 7.12 €10,680	1,500	7.12	€10,680
2012-01-18	2012-01-13	Neurones SA (NRO)	B Purchase	250 6.99 €1,748	250	6.99	€1,748
2012-01-18	2012-01-12	Neurones SA (NRO)	B Purchase	1,100 7.02 €7,722	1,100	7.02	€7,722
2012-01-18	2012-01-11	Neurones SA (NRO)	B Purchase	1,800 7.08 €12,739	1,800	7.08	€12,739
2012-01-18	2012-01-10	Neurones SA (NRO)	B Purchase	250 7.19 €1,798	250	7.19	€1,798