$3.56T
إجمالي القيمة السوقية
$176.54B
إجمالي حجم التداول
BTC 60.90%     ETH 8.70%
السيطرة

منصة التبادل: Stuttgart سوق الأسهم - العروض والأسعار

قائمة بجميع الأوراق المالية والأسهم مع الأسعار، والقيم السوقية، ونسبة السعر إلى الربح، والأرباح للسهم الواحد
جميع البلدان
جميع الصناعات
الاسم الاسم السعر السعر مخطط 24 ساعة%
‏7 أيام
24 ساعة% و7 أيام
القيمة السوقية القيمة السوقية الحجم حجم التداول القاع (24 ساعة) القمة (24 ساعة) القيمة السوقية نسبة السعر/الأرباح EPS
الاسم الاسم السعر السعر مخطط 24 ساعة%
‏7 أيام
24 ساعة% و7 أيام
القيمة السوقية القيمة السوقية الحجم حجم التداول القاع (24 ساعة) القمة (24 ساعة) القيمة السوقية نسبة السعر/الأرباح EPS
{{ item.name }}  {{ item.symbol }} {{ item.price }} {{ item.price_usd }}
{{ item.change_pct }}
{{ item.marketcap }} {{ item.marketcap_usd }} {{ item.volume }} {{ item.volume_usd }} {{ item.low }} {{ item.low_usd }} {{ item.high }} {{ item.high_usd }} {{ item.marketcap }} {{ item.marketcap_usd }} {{ item.pe }} {{ item.eps }} {{ item.eps_usd }}
Xiaomi Corporation  3CP.SG $6 6.56 USD
-1.35
$140.96B 154.08B USD $167.86K 183.49K USD $5.66 6.19 USD $6.02 6.58 USD $140.96B 154.08B USD 0 -$0.18 -0.1 USD
Geely Automobile Holdings Limited  GRU.SG $2.22 2.42 USD
-2.03
$19.79B 21.63B USD $57.13K 62.45K USD $2.17 2.38 USD $2.29 2.5 USD $19.79B 21.63B USD 12.58 $0.18 0.19 USD
EQTEC plc  KEU1.SG $5 5.47 USD
0
$5.11B 5.59B USD $0 0 USD $0.0005 0.00054 USD $5 5.47 USD $5.11B 5.59B USD 0 -$0.01 -0.01 USD
MLP SE  MLP.SG $8 8.75 USD
-2.08
$1.43B 1.57B USD $360 393.53 USD $7.91 8.65 USD $8.21 8.97 USD $1.43B 1.57B USD 0 $0 0 USD
Bluefield Solar Income Fund Limited  5B3.SG $1 1.09 USD
+1.01
$419.1M 458.13M USD $0 0 USD $1 1.09 USD $1 1.09 USD $419.1M 458.13M USD 5.91 $0.17 0.18 USD
Northwest Biotherapeutics, Inc.  NBYB.SG $0.27 0.29 USD
+11.76
$403.9M 441.52M USD $9.4K 10.28K USD $0.2399 0.26 USD $0.28 0.3 USD $403.9M 441.52M USD 0 -$0.05 -0.05 USD
Avino Silver & Gold Mines Ltd.  GV6.SG $2.71 2.96 USD
+3.44
$395.62M 432.46M USD $1.37K 1.5K USD $2.59 2.83 USD $2.71 2.96 USD $395.62M 432.46M USD 30.11 $0.09 0.1 USD
Global Atomic Corporation  G12.SG $0.6199 0.68 USD
+14.61
$185.98M 203.31M USD $43.72K 47.79K USD $0.5699 0.62 USD $0.63 0.69 USD $185.98M 203.31M USD 15.98 $0.04 0.04 USD
JPMorgan Emerging Europe Middle East & Africa Securities Plc  1JR.SG $1.39 1.52 USD
0
$69.88M 76.38M USD $0 0 USD $1.34 1.46 USD $1.39 1.52 USD $69.88M 76.38M USD 0.32 $4.24 4.64 USD
DigitalX Limited  VSL.SG $0.04 0.04 USD
+1.08
$49.04M 53.61M USD $0 0 USD $0.04 0.04 USD $0.04 0.04 USD $49.04M 53.61M USD 0 $0 0 USD
Southern Silver Exploration Corp.  SEG1.SG $0.14 0.15 USD
-2.14
$43.38M 47.41M USD $0 0 USD $0.14 0.15 USD $0.14 0.15 USD $43.38M 47.41M USD 0 -$0.01 -0.01 USD
ADX Energy Ltd  GHU.SG $0.02 0.02 USD
-28.7
$40.94M 44.75M USD $0 0 USD $0.02 0.02 USD $0.02 0.02 USD $40.94M 44.75M USD 0 $0 -0.002 USD
Otto Energy Limited  O1E.SG $0.006 0.0065 USD
-14.29
$32.46M 35.48M USD $0 0 USD $0.006 0.0065 USD $0.006 0.0065 USD $32.46M 35.48M USD 0 $0 0 USD
Savannah Resources Plc  SAV.SG $0.04 0.05 USD
-6.81
$29.55M 32.3M USD $0 0 USD $0.04 0.05 USD $0.05 0.05 USD $29.55M 32.3M USD 0 $0 0 USD
88 Energy Limited  POQ.SG $0.01 0.01 USD
-5.67
$28.68M 31.35M USD $177.68K 194.23K USD $0.01 0.01 USD $0.01 0.02 USD $28.68M 31.35M USD 0 $0 -0.001 USD
Quantum Blockchain Technologies Plc  BYA1.SG $0.008999 0.0098 USD
+50
$17.61M 19.25M USD $30K 32.79K USD $0.006 0.0065 USD $0.008999 0.0098 USD $17.61M 19.25M USD 0 $0 0 USD
Tonner Drones S.A.  1DD.SG $0.02 0.02 USD
-8.25
$7.11M 7.78M USD $9M 9.84M USD $0.02 0.02 USD $0.02 0.02 USD $7.11M 7.78M USD 0 -$204.96 -224.05 USD
Strategic Minerals Plc  24S.SG $0.001 0.0010 USD
0
$6.7M 7.32M USD $0 0 USD $0.001 0.0010 USD $0.0015 0.0016 USD $6.7M 7.32M USD 0 $0 0 USD
Oracle Power plc  9OC.SG $0.0005 0.00054 USD
0
$6.02M 6.58M USD $0 0 USD $0.0005 0.00054 USD $0.0005 0.00054 USD $6.02M 6.58M USD 0 $0 0 USD
Alba Mineral Resources plc  9AB.SG $0.0005 0.00054 USD
0
$5.77M 6.31M USD $0 0 USD $0.0005 0.00054 USD $0.0005 0.00054 USD $5.77M 6.31M USD 0 $0 0 USD
Infinity Lithium Corporation Limited  3PM.SG $0.006199 0.0067 USD
0
$5.63M 6.16M USD $0 0 USD $0.006199 0.0067 USD $0.006199 0.0067 USD $5.63M 6.16M USD 0 $0 0 USD
Thunderbird Resources Limited  LFY.SG $0.02999 0.03 USD
0
$4.77M 5.22M USD $0 0 USD $0.02999 0.03 USD $0.02999 0.03 USD $4.77M 5.22M USD 0 $0 0 USD
First Graphene Ltd  M11.SG $0.02 0.02 USD
0
$3.86M 4.21M USD $61.09K 66.78K USD $0.02 0.02 USD $0.02 0.02 USD $3.86M 4.21M USD 0 -$0.01 -0.01 USD
Farfetch Limited  F1F.SG $0.01 0.01 USD
0
$3.53M 3.85M USD $121.62K 132.94K USD $0.008 0.0087 USD $0.01 0.01 USD $3.53M 3.85M USD 0 $0 0 USD
Scryb Inc.  EIY.SG $0.008 0.0087 USD
-5.88
$2.9M 3.18M USD $21.78K 23.81K USD $0.007499 0.0081 USD $0.008 0.0087 USD $2.9M 3.18M USD 0 $0 0 USD
Scorpio Gold Corporation  ZS3A.SG $0.08 0.09 USD
0
$2.12M 2.32M USD $0 0 USD $0.007 0.0076 USD $0.08 0.09 USD $2.12M 2.32M USD 0 -$0.08 -0.08 USD
MagForce AG  MF6.SG $0.0035 0.0038 USD
0
$104.76K 114.52K USD $0 0 USD $0.0035 0.0038 USD $0.0035 0.0038 USD $104.76K 114.52K USD 0 -$0.62 -0.6 USD
Alien Metals Ltd  I3A1.SG $0.001 0.0010 USD
0
$33.91K 37.06K USD $0 0 USD $0.001 0.0010 USD $0.001 0.0010 USD $33.91K 37.06K USD 0 -$0.02 -0.02 USD
Verianos SE  VROS.SG $0.001 0.0010 USD
0
$13.75K 15.03K USD $0 0 USD $0.001 0.0010 USD $0.001 0.0010 USD $13.75K 15.03K USD 0 -$0.27 -0.2 USD
Haydale Graphene Industries PLC  6HG.SG $0.0004 0.00043 USD
0
$4.58K 5K USD $0 0 USD $0.0004 0.00043 USD $0.0004 0.00043 USD $4.58K 5K USD 0 -$0.36 -0.3 USD
Coeur Mining Inc  CDM1.SG $6.81 7.45 USD
0
$0 0 USD $300 327.94 USD $6.81 7.45 USD $6.85 7.49 USD $0 0 USD 0 $0 0 USD
Northern Dynasty Minerals Ltd  ND3.SG $0.8399 0.91 USD
-3.07
$0 0 USD $0 0 USD $0.8399 0.91 USD $0.88 0.96 USD $0 0 USD 0 $0 0 USD
SAP SE  SAP.SG $259.9 284.11 USD
-2.31
$0 0 USD $9.5K 10.39K USD $256.45 280.33 USD $269.05 294.11 USD $0 0 USD 0 $0 0 USD
Kloeckner & Co SE  KCO.SG $6.46 7.06 USD
+0.62
$0 0 USD $0 0 USD $6.22 6.8 USD $6.46 7.06 USD $0 0 USD 0 $0 0 USD
Australian Vanadium Ltd  JT71.SG $0.005 0.0054 USD
0
$0 0 USD $0 0 USD $0.005 0.0054 USD $0.005 0.0054 USD $0 0 USD 0 $0 0 USD
Spacefy Inc  YSP.SG $0.02 0.02 USD
+66.67
$0 0 USD $0 0 USD $0.02 0.02 USD $0.02 0.02 USD $0 0 USD 0 $0 0 USD
Nippon Telegraph & Telephone Corp  NTT.SG $0.91 1 USD
-2.08
$0 0 USD $0 0 USD $0.91 1 USD $0.91 1 USD $0 0 USD 0 $0 0 USD
Deutsche Pfandbriefbank AG  PBB.SG $5.44 5.95 USD
-0.46
$0 0 USD $65.17K 71.24K USD $5.42 5.92 USD $5.57 6.08 USD $0 0 USD 0 $0 0 USD
Bear Creek Mining Corp  OU6.SG $0.1 0.11 USD
+0.2
$0 0 USD $0 0 USD $0.1 0.1 USD $0.1 0.11 USD $0 0 USD 0 $0 0 USD
Bezant Resources PLC  BN5.SG $0.0005 0.00054 USD
0
$0 0 USD $0 0 USD $0.0005 0.00054 USD $0.0005 0.00054 USD $0 0 USD 0 $0 0 USD
Alphamin Resources Corp  21L.SG $0.5799 0.64 USD
-1.19
$0 0 USD $0 0 USD $0.5799 0.64 USD $0.5899 0.64 USD $0 0 USD 0 $0 0 USD
AgroGeneration SA  81E.SG $0.07 0.07 USD
+2.52
$0 0 USD $0 0 USD $0.07 0.07 USD $0.07 0.07 USD $0 0 USD 0 $0 0 USD
Eutelsat Communications  E3B.SG $3.47 3.79 USD
+7.61
$0 0 USD $3.4K 3.72K USD $3.18 3.48 USD $3.51 3.83 USD $0 0 USD 0 $0 0 USD
Pasinex Resources Ltd  PNX.SG $0.04 0.04 USD
0
$0 0 USD $15K 16.4K USD $0.02999 0.03 USD $0.04 0.04 USD $0 0 USD 0 $0 0 USD
SMA Solar Technology AG  S92.SG $21.24 23.22 USD
+1.18
$0 0 USD $51.29K 56.07K USD $19.45 21.26 USD $21.58 23.59 USD $0 0 USD 0 $0 0 USD
Ceconomy AG  CEC.SG $2.8 3.06 USD
+0.37
$0 0 USD $9.44K 10.32K USD $2.7 2.95 USD $2.82 3.08 USD $0 0 USD 0 $0 0 USD
ProSiebenSat 1 Media SE  PSM.SG $7.13 7.79 USD
+1.06
$0 0 USD $10.77K 11.77K USD $7.07 7.73 USD $7.34 8.02 USD $0 0 USD 0 $0 0 USD
Spineway  37S.SG $0.11 0.12 USD
+2.07
$0 0 USD $0 0 USD $0.1 0.11 USD $0.11 0.12 USD $0 0 USD 0 $0 0 USD
Deutsche Wohnen SE  DWNI.SG $22.35 24.43 USD
-0.22
$0 0 USD $1.32K 1.45K USD $22.25 24.32 USD $22.55 24.65 USD $0 0 USD 0 $0 0 USD
Evonik Industries AG  EVK.SG $20.36 22.26 USD
+0.3
$0 0 USD $27.44K 30K USD $19.89 21.74 USD $20.4 22.3 USD $0 0 USD 0 $0 0 USD
Neometals Ltd  9R9.SG $0.05 0.05 USD
+6.9
$0 0 USD $50K 54.66K USD $0.05 0.05 USD $0.05 0.05 USD $0 0 USD 0 $0 0 USD
BayWa AG  BYW6.SG $8.12 8.88 USD
0
$0 0 USD $1.01K 1.1K USD $8.12 8.88 USD $8.24 9.01 USD $0 0 USD 0 $0 0 USD
Eni SpA  ENI.SG $12.87 14.06 USD
+0.5
$0 0 USD $1.86K 2.03K USD $12.63 13.81 USD $12.9 14.1 USD $0 0 USD 0 $0 0 USD
The Blockchain Group  BC7.SG $3.36 3.67 USD
+5
$0 0 USD $48.3K 52.8K USD $2.68 2.93 USD $3.39 3.71 USD $0 0 USD 0 $0 0 USD
TAG Immobilien AG  TEG.SG $14.17 15.49 USD
+1.43
$0 0 USD $161 175.99 USD $13.95 15.25 USD $14.33 15.66 USD $0 0 USD 0 $0 0 USD
Volkswagen AG  VOW3.SG $93.26 101.95 USD
-3.02
$0 0 USD $13.91K 15.2K USD $92.68 101.31 USD $97.2 106.25 USD $0 0 USD 0 $0 0 USD
Admiralty Resources NL  AHS.SG $0.001 0.0010 USD
0
$0 0 USD $0 0 USD $0.001 0.0010 USD $0.001 0.0010 USD $0 0 USD 0 $0 0 USD
DWS Group GmbH & Co KGaA  DWS.SG $48.86 53.41 USD
-1.85
$0 0 USD $3.69K 4.03K USD $47.86 52.32 USD $50.1 54.77 USD $0 0 USD 0 $0 0 USD
GoviEx Uranium Inc  7GU.SG $0.02999 0.04 USD
+3.48
$0 0 USD $0 0 USD $0.02999 0.04 USD $0.02999 0.04 USD $0 0 USD 0 $0 0 USD
RWE AG  RWE.SG $32.3 35.31 USD
-0.95
$0 0 USD $20.27K 22.16K USD $32.14 35.13 USD $32.84 35.9 USD $0 0 USD 0 $0 0 USD
Monument Mining Ltd  D7Q1.SG $0.2899 0.31 USD
-1.37
$0 0 USD $0 0 USD $0.2899 0.31 USD $0.2899 0.31 USD $0 0 USD 0 $0 0 USD
Deutsche Lufthansa AG  LHA.SG $6.55 7.16 USD
-1.42
$0 0 USD $74.59K 81.53K USD $6.47 7.07 USD $6.74 7.36 USD $0 0 USD 0 $0 0 USD
Bayerische Motoren Werke AG  BMW.SG $75.42 82.44 USD
-3.38
$0 0 USD $10.64K 11.63K USD $74.4 81.33 USD $78.84 86.18 USD $0 0 USD 0 $0 0 USD
Intesa Sanpaolo  IES.SG $4.77 5.22 USD
-2.95
$0 0 USD $0 0 USD $4.77 5.22 USD $4.93 5.39 USD $0 0 USD 0 $0 0 USD
Bayhorse Silver Inc  7KXN.SG $0.02 0.03 USD
0
$0 0 USD $0 0 USD $0.02 0.03 USD $0.02 0.03 USD $0 0 USD 0 $0 0 USD
Granada Gold Mine Inc  B6DA.SG $0.02 0.02 USD
0
$0 0 USD $0 0 USD $0.02 0.02 USD $0.02 0.02 USD $0 0 USD 0 $0 0 USD
Metals Exploration PLC  MJ4.SG $0.08999 0.1 USD
+2.94
$0 0 USD $140.53K 153.62K USD $0.08999 0.1 USD $0.1 0.1 USD $0 0 USD 0 $0 0 USD
Orange S.A.  FTE.SG $13.31 14.55 USD
-0.67
$0 0 USD $200 218.63 USD $13.31 14.55 USD $13.34 14.58 USD $0 0 USD 0 $0 0 USD
SOL Global Investments Corp  9SB.SG $0.05999 0.07 USD
+5.38
$0 0 USD $52.08K 56.93K USD $0.05999 0.07 USD $0.07 0.08 USD $0 0 USD 0 $0 0 USD
Calibre Mining Corp  WCLA.SG $2.05 2.24 USD
+1.89
$0 0 USD $20K 21.86K USD $2.03 2.22 USD $2.05 2.24 USD $0 0 USD 0 $0 0 USD
Cerro De Pasco Resources Inc  N8HP.SG $0.19 0.21 USD
-3.96
$0 0 USD $0 0 USD $0.19 0.21 USD $0.2 0.22 USD $0 0 USD 0 $0 0 USD
Weichai Power Co Ltd  WI4.SG $1.72 1.88 USD
-0.92
$0 0 USD $6.5K 7.11K USD $1.7 1.86 USD $1.72 1.88 USD $0 0 USD 0 $0 0 USD
Altech Chemicals Ltd  A3Y.SG $0.02 0.03 USD
-0.85
$0 0 USD $0 0 USD $0.02 0.03 USD $0.02 0.03 USD $0 0 USD 0 $0 0 USD
E.ON SE  EOAN.SG $15.62 17.07 USD
+0.81
$0 0 USD $65.27K 71.35K USD $15.46 16.89 USD $15.75 17.22 USD $0 0 USD 0 $0 0 USD
Aguia Resources Ltd  5N91.SG $0.02 0.03 USD
-12.96
$0 0 USD $0 0 USD $0.02 0.03 USD $0.02 0.03 USD $0 0 USD 0 $0 0 USD
TUI AG  TUI1.SG $6.89 7.53 USD
-1.18
$0 0 USD $113.8K 124.4K USD $6.76 7.39 USD $7.15 7.81 USD $0 0 USD 0 $0 0 USD
Adaro Energy Indonesia Tbk PT  A64.SG $0.11 0.12 USD
-1.85
$0 0 USD $0 0 USD $0.11 0.12 USD $0.11 0.12 USD $0 0 USD 0 $0 0 USD
Arcadia Minerals Ltd  8OH.SG $0.01 0.01 USD
+31.25
$0 0 USD $0 0 USD $0.01 0.01 USD $0.01 0.01 USD $0 0 USD 0 $0 0 USD
SGL Carbon SE  SGL.SG $3.41 3.72 USD
-3.4
$0 0 USD $11.4K 12.46K USD $3.4 3.72 USD $3.62 3.96 USD $0 0 USD 0 $0 0 USD
International Lithium Corp  IAH.SG $0.004 0.0043 USD
0
$0 0 USD $0 0 USD $0.004 0.0043 USD $0.004 0.0043 USD $0 0 USD 0 $0 0 USD
MCF Energy Ltd  DC6.SG $0.02999 0.03 USD
+8.99
$0 0 USD $0 0 USD $0.02999 0.03 USD $0.02999 0.03 USD $0 0 USD 0 $0 0 USD
Jenoptik AG  JEN.SG $18.56 20.29 USD
-2.73
$0 0 USD $4.94K 5.4K USD $18.39 20.1 USD $19.52 21.34 USD $0 0 USD 0 $0 0 USD
Arizona Lithium Ltd  UDE0.SG $0.0032 0.0034 USD
0
$0 0 USD $0 0 USD $0.0032 0.0034 USD $0.0032 0.0034 USD $0 0 USD 0 $0 0 USD
Vodafone Group PLC  VODI.SG $0.9399 1.03 USD
+1.41
$0 0 USD $81.92K 89.55K USD $0.91 1 USD $0.9399 1.03 USD $0 0 USD 0 $0 0 USD
Bilfinger SE  GBF.SG $78.05 85.32 USD
+1.56
$0 0 USD $3.01K 3.29K USD $75.85 82.91 USD $78.55 85.87 USD $0 0 USD 0 $0 0 USD
Greenidge Generation Holdings Inc.  SQTA.SG $10.1 11.04 USD
0
$0 0 USD $30.97K 33.86K USD $9.8 10.71 USD $16.6 18.15 USD $0 0 USD 0 $0 0 USD
Lumina Gold Corp  OMH2.SG $0.76 0.83 USD
-1.04
$0 0 USD $12.5K 13.66K USD $0.76 0.83 USD $0.78 0.85 USD $0 0 USD 0 $0 0 USD
Xinyi Solar Holdings Ltd  13X.SG $0.27 0.3 USD
-0.04
$0 0 USD $80K 87.45K USD $0.27 0.29 USD $0.27 0.3 USD $0 0 USD 0 $0 0 USD
Petroleo Brasileiro SA Petrobras  PJXB.SG $5.07 5.54 USD
-2.33
$0 0 USD $6.67K 7.29K USD $4.97 5.43 USD $5.11 5.58 USD $0 0 USD 0 $0 0 USD
Borussia Dortmund GmbH & Co KGaA  BVB.SG $3.83 4.18 USD
-0.26
$0 0 USD $1.3K 1.42K USD $3.81 4.16 USD $3.89 4.25 USD $0 0 USD 0 $0 0 USD
PT Ace Hardware Indonesia Tbk  4AH1.SG $0.02 0.03 USD
+9.09
$0 0 USD $0 0 USD $0.02 0.03 USD $0.02 0.03 USD $0 0 USD 0 $0 0 USD
Aixtron SE  AIXA.SG $12.62 13.8 USD
+0.82
$0 0 USD $20.57K 22.49K USD $12 13.11 USD $12.69 13.87 USD $0 0 USD 0 $0 0 USD
AXA SA  AXA.SG $40.9 44.71 USD
-1.23
$0 0 USD $6.1K 6.67K USD $40.76 44.56 USD $41.47 45.33 USD $0 0 USD 0 $0 0 USD
Atari SA  IFGA.SG $0.1499 0.16 USD
+5
$0 0 USD $0 0 USD $0.14 0.15 USD $0.1499 0.16 USD $0 0 USD 0 $0 0 USD
Lenovo Group Ltd  LHL.SG $1.08 1.18 USD
-3.32
$0 0 USD $13K 14.21K USD $1.05 1.15 USD $1.08 1.18 USD $0 0 USD 0 $0 0 USD
Norsemont Mining Inc  LXZ1.SG $0.13 0.14 USD
0
$0 0 USD $0 0 USD $0.13 0.14 USD $0.13 0.14 USD $0 0 USD 0 $0 0 USD
Bayer AG  BAYN.SG $24.37 26.63 USD
+0.14
$0 0 USD $52.11K 56.96K USD $24.13 26.38 USD $25.08 27.41 USD $0 0 USD 0 $0 0 USD
Heidelberger Druckmaschinen AG  HDD.SG $1.39 1.52 USD
-1.41
$0 0 USD $45.15K 49.36K USD $1.38 1.51 USD $1.49 1.63 USD $0 0 USD 0 $0 0 USD
GCM Resources PLC  LFD.SG $0.02999 0.03 USD
0
$0 0 USD $0 0 USD $0.02999 0.03 USD $0.02999 0.03 USD $0 0 USD 0 $0 0 USD
Banco Santander SA  BSD2.SG $6.96 7.61 USD
-1.57
$0 0 USD $6.76K 7.39K USD $6.82 7.46 USD $7.19 7.86 USD $0 0 USD 0 $0 0 USD
لا توجد أسهم مفضَّلة

لا توجد لديك أسهم مفضَّلة حتى الآن؛ لذا يُرجى إضافتها إلى المفضَّلة لرؤيتها هنا