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Euronext Brussels: top gainers and losers today

On the 27 Oct 2026 close, 39 stocks rose, 31 fell and 11 were unchanged on the Euronext Brussels (48% advancing). The biggest gainer was Onward Medical N.V. (ONWD) at +9.44%, the biggest loser was Fountain (FOU) at −9.65%, and the most traded stock by value was Anheuser Busch Inbev SA NV (ABI). Prices are in EUR. Stocks under 1 EUR, very thin trading and moves above 60% (usually data glitches or corporate actions) are left out.

Top gainers on the Euronext Brussels today

#	Company	Price (EUR)	Change	Volume	Traded value	RSI
1	ONWD Onward Medical N.V.	2.260	+9.44%	411,473	0.9M	42
2	ALEMS EUROPEAN MEDICAL SOLUTIONS	3.960	+8.20%	40	0.0M	54
3	UMI Umicore S.A.	18.610	+5.38%	680,231	12.7M	37
4	ABO ABO Group	2.680	+3.88%	4,596	0.0M	28
5	CENER Cenergy Holdings SA	21.940	+3.49%	10,374	0.2M	46
6	MELE Melexis NV	59.100	+2.52%	59,199	3.5M	43
7	WEB Warehouses Estates Belgium SCA	37.100	+2.20%	663	0.0M	52
8	IMMOU Immo Moury SICAF Immobiliere Publique de Droit Belge	30.000	+2.04%	98	0.0M	44
9	ELI Elia Group SA/NV	127.40	+1.84%	70,970	9.0M	67
10	VIO Viohalco S.A.	15.580	+1.83%	1,360	0.0M	44
11	DEME DEME Group NV	168.60	+1.57%	6,094	1.0M	47
12	MONT Montea C.V.A.	64.700	+1.41%	24,005	1.6M	60
13	ONTEX Ontex Group NV	1.746	+1.39%	200,217	0.3M	36
14	TITC Titan Cement International SA	47.820	+1.31%	7,457	0.4M	49
15	ACKB Ackermans & Van Haaren NV	265.00	+1.30%	21,299	5.6M	53
16	FAGR Fagron NV	23.600	+1.07%	88,323	2.1M	60
17	DECB Deceuninck	2.390	+1.06%	89,846	0.2M	43
18	RECT Recticel	11.500	+1.05%	33,592	0.4M	38
19	BEKB NV Bekaert SA	40.650	+0.99%	28,008	1.1M	60
20	SOF Sofina Société Anonyme	272.20	+0.96%	27,797	7.6M	78
21	KBCA KBC Ancora	94.600	+0.96%	101,849	9.6M	50
22	ROU Roularta	11.500	+0.88%	335	0.0M	39
23	RET Retail Estates - Sicafi	63.100	+0.80%	8,717	0.6M	52
24	LOTB Lotus Bakeries	13,360.00	+0.75%	526	7.0M	70
25	QFG Quest For Growth - Pricaf	2.700	+0.75%	6,952	0.0M	32

Top losers on the Euronext Brussels today

#	Company	Price (EUR)	Change	Volume	Traded value	RSI
1	FOU Fountain	1.030	−9.65%	4,545	0.0M	41
2	OPTI Crescent NV	3.300	−8.33%	9,937	0.0M	38
3	HYL Hyloris Developmentsen Sa	3.650	−5.93%	4,829	0.0M	36
4	SOLV Solvac S.A.	85.000	−2.30%	3,948	0.3M	45
5	DIE D'Ieteren Group SA	171.80	−1.83%	48,615	8.4M	52
6	MOUR Moury Construct SA	670.00	−1.76%	72	0.0M	38
7	WEHB Wereldhav B-Sicafi	50.200	−1.57%	917	0.0M	48
8	FLUX Fluxys Belgium	20.600	−1.44%	4,273	0.1M	42
9	SHUR Shurgard Self Storage SA	24.100	−1.43%	47,452	1.1M	62
10	TESB Tessenderlo	16.960	−1.40%	30,967	0.5M	24
11	BAR Barco NV	6.505	−1.36%	81,976	0.5M	37
12	CMBT CMB.TECH NV	16.400	−1.32%	144,842	2.4M	49
13	INCLU Inclusio Sca	15.650	−1.26%	2,800	0.0M	40
14	EVS EVS Broadcast Equipment SA	17.960	−1.21%	54,346	1.0M	26
15	BPOST Bpost NV	1.064	−1.12%	242,085	0.3M	31
16	IMMO Immobel	18.000	−1.10%	2,547	0.0M	42
17	PROX Proximus NV	5.520	−1.08%	302,027	1.7M	36
18	FLOB Floridienne	57.000	−0.87%	170	0.0M	47
19	NEXTA Nextensa NV	46.000	−0.76%	4,795	0.2M	61
20	VASTB Vastned Retail Belgium	27.050	−0.73%	7,083	0.2M	36
21	WDP Warehouses de Pauw Comm VA	19.150	−0.62%	453,290	8.7M	40
22	COLR Colruyt Group NV	35.240	−0.62%	50,330	1.8M	45
23	UCB UCB SA	268.70	−0.59%	388,282	104.3M	77
24	TEXF Texaf SA	34.800	−0.57%	676	0.0M	31
25	ABI Anheuser Busch Inbev SA NV	73.220	−0.52%	1,450,718	106.2M	60

Most active stocks on the Euronext Brussels by traded value

#	Company	Price (EUR)	Change	Volume	Traded value	RSI
1	ABI Anheuser Busch Inbev SA NV	73.220	−0.52%	1,450,718	106.2M	60
2	UCB UCB SA	268.70	−0.59%	388,282	104.3M	77
3	KBC KBC Groep NV	116.00	+0.22%	438,685	50.9M	37
4	ARGX Argen-X	782.80	+0.33%	60,326	47.2M	48
5	UMI Umicore S.A.	18.610	+5.38%	680,231	12.7M	37
6	AGS ageas SA/NV	75.300	+0.67%	155,261	11.7M	58
7	KBCA KBC Ancora	94.600	+0.96%	101,849	9.6M	50
8	GBLB Groep Brussel Lambert NV	76.500	+0.72%	121,075	9.3M	73
9	ELI Elia Group SA/NV	127.40	+1.84%	70,970	9.0M	67
10	WDP Warehouses de Pauw Comm VA	19.150	−0.62%	453,290	8.7M	40
11	SOLB Solvay SA	23.720	+0.17%	360,334	8.5M	37
12	DIE D'Ieteren Group SA	171.80	−1.83%	48,615	8.4M	52
13	SYENS Syensqo	77.150	+0.52%	107,671	8.3M	42
14	SOF Sofina Société Anonyme	272.20	+0.96%	27,797	7.6M	78
15	LOTB Lotus Bakeries	13,360.00	+0.75%	526	7.0M	70
16	AED Aedifica	63.000	−0.16%	110,018	6.9M	46
17	TUB Tubize-Fin	220.00	+0.55%	25,925	5.7M	78
18	ACKB Ackermans & Van Haaren NV	265.00	+1.30%	21,299	5.6M	53
19	VGP VGP NV	61.300	−0.49%	71,154	4.4M	29
20	AZE Azelis Group NV	11.630	+0.09%	315,830	3.7M	38
21	MELE Melexis NV	59.100	+2.52%	59,199	3.5M	43
22	CMBT CMB.TECH NV	16.400	−1.32%	144,842	2.4M	49
23	KIN Kinepolis Group NV	48.950	+0.31%	47,622	2.3M	48
24	FAGR Fagron NV	23.600	+1.07%	88,323	2.1M	60
25	COLR Colruyt Group NV	35.240	−0.62%	50,330	1.8M	45

Euronext Brussels gainers and losers: common questions

Which stocks are the top gainers on the Euronext Brussels today?

At the 27 Oct 2026 close the biggest gainers on the Euronext Brussels were Onward Medical N.V. (ONWD) +9.44%, EUROPEAN MEDICAL SOLUTIONS (ALEMS) +8.20%, Umicore S.A. (UMI) +5.38%.

Which stocks are the top losers on the Euronext Brussels today?

At the 27 Oct 2026 close the biggest losers were Fountain (FOU) −9.65%, Crescent NV (OPTI) −8.33%, Hyloris Developmentsen Sa (HYL) −5.93%.

How many stocks rose or fell on the Euronext Brussels?

Of the 81 stocks with a usable price move on 27 Oct 2026, 39 rose, 31 fell and 11 were unchanged (48% advancing).

How often is this list updated, and what is left out?

It is rebuilt after each market close from end-of-day prices, so it is not live. Stocks priced under 1 EUR, stocks that barely trade and moves above 60% (usually data glitches or corporate actions such as splits) are left out.

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End-of-day data in the market's own currency. Educational only, not financial advice.