Dear,
Do you know if you can signal by vertical line the variables _b_price_ultimo and _b_price_ultimo_mean type a tline? The examples I saw are of a fixed date, but in this case the flags are indicators 1 of the variables _b_preco_last and _b_price_last_mean.
Thank you!

Code:
* Example generated by -dataex-. For more info, type help dataex
clear
input float(refdate preco_ultimo id) double(preco_ultimo_mean _b_preco_ultimo _b_preco_ultimo_mean) float(limite_inferior limite_superior reacao_negativa reacao_positiva)
22284  91.46 255718  85.45000008975758   .23650838740650215     .554107636318804  81.43325  89.46675 . 1
22285     93 255718  86.00764689725987   .26922281384759117    .5321248348082008  81.44339  90.57191 . 1
22286  95.61 255718  86.39611095852322   .31437408456986304    .5063322623173008  80.87595  91.91627 . 1
22287 102.32 255718  86.88105251914577    .4072952948299644    .4867269650749222  80.05082  93.71128 . 1
22288    102 255718  87.90052634791324    .4724754444141581    .4725768462776614  78.31935   97.4817 . 1
22291 101.98 255718  89.50058836095474    .5699207788893546   .44363694910134654  78.23224 100.76894 . 1
22292  99.19 255718  90.50764734604779    .5663125870960357   .45144680047087604  78.00902 103.00627 . .
22293  96.22 255718  90.99000040690105    .5377201331066317   .44975651301501784  78.19241  103.7876 . .
22294   97.8 255718  91.26526360762746    .5263434549378871    .4493535758156213  78.59885 103.93168 . .
22295  93.55 255718  92.01526360762746   .49161614045806346    .4489057041610067  79.59251 104.43802 . .
22298  94.31 255718  93.17176549574909    .4888847108632035    .4393647094912012  81.33086 105.01267 . .
22299  94.06 255718  93.55470634909237    .4282970066087728   .44378483602849883  82.03543 105.07398 . .
22300  92.32 255718  93.58277808295355    .3569525027887721    .4474049149976054   82.4049 104.76066 . .
22301  93.36 255718   93.5163160625257    .2866921653767349    .4535782192615443  82.63792  104.3947 . .
22302  93.17 255718   93.8584213256836   .20020290678803576    .4600455669424264  83.46589 104.25095 . .
22306  91.75 255718  94.56555557250977   .13396474086403032    .4398480621603085  85.01814 104.11297 . .
22307   89.2 255718  94.41736843711452 -.008260402049927507     .422119882881816  85.04945 103.78529 . .
22308   91.1 255718   94.1564998626709  -.14206954024120932   .40005786381152575  84.74463 103.56837 . .
22309  87.95 255718  94.34599990844727  -.32934629260125803     .373357950913487  85.37212 103.31988 . .
22312  91.27 255718  94.75526307758533  -.31063380831255927   .34835307713001384   86.3258 103.18472 . .
22313  87.66 255718  94.58099975585938  -.32807881375265424    .3264871261199005  86.22962 102.93237 . .
22314  90.43 255718  94.25142851329986  -.37812130776728736    .2899284849190735  85.56915  102.9337 . .
22315  89.29 255718  94.07772723111239  -.42690457450589747    .2529093475022819  85.44942 102.70602 . .
22316  92.69 255718  93.97909095070578    -.426038270801655    .2138051861875283  85.17751 102.78066 . .
22319  94.01 255718  93.46500015258789   -.3048768185180961   .13629232632229105  85.13127 101.79873 . .
22320  94.25 255718  93.06550025939941   -.2527037540639867   .11616045144182863  85.75076 100.38024 . .
22321   94.7 255718  93.12190500895183  -.15882897638948634   .08133945483859861  85.97366 100.27016 . .
22322   93.1 255718  93.19363646073775  -.09859921068346011  .053854278554354096  86.18528 100.20199 . .
22323  93.89 255718  92.78999987515536  -.05374078012391692  .024999852961627766  86.98215  98.59785 . .
22328  96.35 255718  92.02684141460217   .08945591855081148  -.04453606463721371  87.58386  96.46982 . .
22329   97.4 255718  92.24299926757813    .1650830782164121  -.06165879171749111  87.50601  96.97999 . 1
22330  97.77 255718  92.39749946594239   .22038236794469412  -.07553452004503924   87.1977   97.5973 . 1
22333  95.35 255718  92.55444378323025    .3120675473473966  -.10036960757497582  86.55142  98.55746 . .
22334  96.95 255718  92.67555491129558    .3046168339205906  -.09270943535375409  86.53358  98.81753 . .
22335  97.93 255718  92.90052554481908   .30574989354863646  -.08459223673708038  86.61765   99.1834 . .
22336  95.71 255718  93.15199928283691   .30954619100521086  -.07607365056173876  86.63616  99.66783 . .
22337  94.52 255718  93.27380879720052    .2805867311944894  -.06775834342988674  86.82558  99.72204 . .
22340  98.57 255718  93.74842031378495    .2803584902831062 -.053510474659560714  87.39708 100.09976 . .
22341  101.6 255718  94.30736782676296    .3051184246360208 -.037086690670548705  88.24807 100.36667 . 1
22342 100.35 255718  94.67199935913087   .31888382210672717 -.012880016733106459  87.93262 101.41138 . .
22343  98.86 255718  94.94238026936848     .282605281459837  .011631646772002568  87.92176   101.963 . .
22344 100.21 255718   95.3038090297154    .2745888495228428     .036327249086753  88.29576 102.31186 . .
22347  99.67 255718  96.53736756977283   .23619004350621253   .09038138720643474  91.32253  101.7522 . .
22348  98.67 255718  96.90473576595909   .22024283070641104   .10832014770130627   91.8534 101.95608 . .
22349  97.15 255718   96.9929988861084     .194764519626915   .13635217791306786  92.01341 101.97259 . .
22350   99.7 255718  97.00047520228794   .19218792026731535   .15961101350694662  92.14649 101.85446 . .
22351   97.4 255718  97.27142733619327    .1711367881107435   .18586375833547208  92.48376  102.0591 . .
22354  96.82 255718  97.79210421913548   .08557013356767129   .24561335914768279  93.67352 101.91068 . .
22355  96.51 255718  97.94631476151316   .05810921239753952   .24398157924224506   94.2465 101.64613 . .
22356   97.9 255718  97.87449913024902   .05056575183698442   .23993829436221858  94.21652 101.53247 . .
22357  96.16 255718  97.87571353004093  .030354352085851133    .2349948992014106  94.31034 101.44109 . .
22358  94.78 255718  97.79772671786222 -.007011275334662059    .2326413922564825   94.2422 101.35325 . .
22361  93.21 255718  97.74190412248883  -.05604707901875372   .22751662294831476  93.91682 101.56699 1 .
22362  91.06 255718  97.52476138160343  -.10456020995115978   .21238692058977904  93.21887 101.83065 1 .
22363  93.15 255718  97.23090848055753  -.15387974828627193    .1939946366546792  92.20531  102.2565 . .
22364  92.44 255718   97.0534777433976  -.19381776770023862   .17327183007000713  91.85686  102.2501 . .
22365  95.53 255718  96.92695617675781  -.19820664023427526   .15116867598408135  91.42422  102.4297 . .
22368  97.98 255718  96.86952354794457   -.2559170333806833   .10970679408274009   91.1087 102.63035 . .
22369  97.07 255718  97.03428577241444   -.2205453463611775   .09774171207027393  91.35841 102.71017 . .
22370  97.97 255718  97.03590913252397   -.1965687371812237   .07358325043242075   91.4968 102.57503 . .
22371  97.39 255718  97.07652183201002  -.15237514229374938   .05273438491349225  91.65076  102.5023 . .
22375 103.39 255718  96.53850021362305 -.012404028937453404 -.010962073953123763  91.51992 101.55708 . 1
22376 102.05 255718  96.69750022888184   .04155503786751069 -.014600349015381653  91.02965 102.36536 . .
22377 104.56 255718  96.95238131568546   .13429201435428695 -.022814935899077682  90.95444 102.95033 . 1
22378  104.5 255718  97.29818205399947    .2097993404022418  -.02509006663603941  90.60601 103.99035 . 1
22379    103 255718  97.51772759177469   .25395000205389806 -.025457187999563757  90.21082 104.82463 . .
22382  103.4 255718  97.64350051879883    .3669523587268486  -.02899050414271187  89.64593 105.64108 . .
22383 103.58 255718  97.94350051879883   .36486523307758034  -.01933512289178907  89.54433 106.34267 . .
22384    107 255718  98.21190534319196    .4207525042183988  -.00784295320045203   89.6638 106.76002 . 1
22385 108.21 255718  98.61136419122869   .47800868415652076  .007501441094063921  89.46628 107.75645 . 1
22386 108.67 255718  99.12909143621272    .5468800281560107   .02587773042250774  89.15675 109.10143 . .
22389 107.73 255718   99.9470001220703    .6174992662490695   .06304385074690799  88.87249 111.02151 . .
22390 106.16 255718 100.59450035095215    .5820220063469606   .08086418774109916  89.28028 111.90872 . .
22392 106.23 255718 100.85952431815011    .5236054117594904   .11942962744797114  89.56745  112.1516 . .
22393 107.99 255718 101.47952452160064    .4889864834949549   .14665933057767688  90.52682 112.43224 . .
22396 108.57 255718 103.28473743639495   .41398357282741927    .2029408625421638  94.84386 111.72562 . .
22397 110.12 255718 103.97105327405427    .4102322828475735   .22527154467388755  96.09047 111.85164 . .
22398 111.92 255718 104.27850074768067    .4147188766000909    .2560015461531293  96.13007 112.42693 . .
22399 111.95 255718  104.6423815772647    .4001225675565365    .2871138824848458  96.02847  113.2563 . .
22400 109.02 255718   105.307619367327    .3567308597484953   .32106439858762315  96.69695  113.9183 . .
22403 108.46 255718 106.73947384482936    .2810599784097576   .36132223473032354  100.7551 112.72386 . .
22404  110.1 255718 106.82550010681152    .2705849112899159    .3674447136800154 100.95013 112.70087 . .
22405 110.71 255718 106.98142860049293   .26659457612549886   .37868162282393314  101.0792 112.88367 . .
22406 115.05 255718 107.15090907703747    .2821824319580628     .387050444016495 101.17553  113.1263 . 1
22407 115.45 255718 107.68090924349698    .3148998126052902   .39670113917600247  101.0689 114.29293 . 1
22410 114.69 255718  108.6659999847412    .3220823842493701   .41810746497503715 101.87733 115.45467 . .
22411 118.72 255718 109.25050010681153    .3608259849825117   .41594937888658023   102.503   115.998 . 1
22412 114.33 255718 109.70142873128255    .3410002634700504    .4168126678050612 101.93403 117.46883 . .
22413 112.49 255718 109.91181841763583   .30071442797998316    .4153617579395359 102.07889 117.74474 . .
22414 110.56 255718 110.32500006935813    .2718468498605944    .4129192527398118  102.9882  117.6618 . .
22417 113.46 255718 110.94599990844726      .29560085425328    .4045317645286559 104.23515 117.65685 . .
22418  114.6 255718 111.18549995422363   .28572598595928866   .39637859042341006 104.47477 117.89623 . .
22419 112.25 255718  111.3480951218378    .2595823947995086    .3829150087040034 104.63967 118.05652 . .
22420 111.11 255718 111.38909079811789   .20437285269872518     .368866625969531 104.83105 117.94713 . .
22421  109.4 255718 111.54272703690962   .16094589115164126   .36012545490666525 105.18871 117.89674 . .
22424 109.78 255718  111.9499994913737   .06439499230327783    .3214471341998433 106.36662 117.53337 . .
22425 107.05 255718 112.03523763020833  .012241068106959574    .3103802809637273  106.6548 117.41566 . .
22426  110.2 255718 111.80863605846058 -.029689550909097306    .2901200729502307 106.14391 117.47337 . .
22427 110.99 255718 111.73869522758152 -.052752994324691826    .2708925658844237  106.1637  117.3137 . .
22428 111.59 255718  111.8439125392748 -.056117737276508706   .25078429162385874 106.42999 117.25784 . .
end
format %tdDD/NN/CCYY refdate
Code:
twoway (tsrline limite_superior limite_inferior, ytitle("Price") recast(rarea) fcolor(eltgreen) lwidth(none) xtitle("")) (tsline preco_ultimo) (tsline _b_preco_ultimo, yaxis(2) lpattern(longdash)) (tsline _b_preco_ultimo_mean, yaxis(2) lpattern(longdash)) (tsline reacao_negativa, recast(bar)) (tsline reacao_positiva, recast(bar))