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Fourier Analysis of SFTBY (Softbank Corp. (Japan))

SFTBY (Softbank Corp. (Japan)) appears to have interesting cyclic behaviour every 25 weeks (10.9367*sine), 23 weeks (10.7783*sine), and 27 weeks (8.7936*sine).

SFTBY (Softbank Corp. (Japan)) has an average price of 56.15 (topmost row, frequency = 0).

Click on the checkboxes shown on the right to see how the various frequencies contribute to the graph. Look for large magnitude coefficients (sine or cosine), as these are associated with frequencies which contribute most to the associated stock plot. If you find a large magnitude coefficient which dramatically changes the graph, look at the associated "Period" in weeks, as you may have found a significant recurring cycle for the stock of interest.

Right click on the graph above to see the menu of operations (download, full screen, etc.)

Fourier Analysis

Using data from 7/27/2010 to 3/12/2018 for SFTBY (Softbank Corp. (Japan)), this program was able to calculate the following Fourier Series:
Sequence #Cosine Coefficients Sine Coefficients FrequenciesPeriod
056.14639   0
151.10495 9.23417 (1*2π)/399399 weeks
251.50401 23.63625 (2*2π)/399200 weeks
330.34571 36.39549 (3*2π)/399133 weeks
417.37012 38.75895 (4*2π)/399100 weeks
54.14504 39.06767 (5*2π)/39980 weeks
6-7.12829 30.55675 (6*2π)/39967 weeks
7-12.60052 21.45048 (7*2π)/39957 weeks
8-14.56061 12.94282 (8*2π)/39950 weeks
9-12.00775 3.72575 (9*2π)/39944 weeks
10-7.48717 -1.72478 (10*2π)/39940 weeks
11-.57812 -3.78424 (11*2π)/39936 weeks
124.0904 -1.79927 (12*2π)/39933 weeks
137.78537 .79043 (13*2π)/39931 weeks
148.56874 5.13143 (14*2π)/39929 weeks
156.87025 8.79359 (15*2π)/39927 weeks
164.06371 10.9367 (16*2π)/39925 weeks
17-.41727 10.77825 (17*2π)/39923 weeks
18-3.15116 9.13702 (18*2π)/39922 weeks
19-4.50508 6.31514 (19*2π)/39921 weeks
20-4.07819 2.42246 (20*2π)/39920 weeks
21-2.80763 -.73307 (21*2π)/39919 weeks
22-.21675 -2.17942 (22*2π)/39918 weeks
232.91809 -1.43462 (23*2π)/39917 weeks
244.72783 .12073 (24*2π)/39917 weeks
255.78223 2.59048 (25*2π)/39916 weeks
265.22451 5.36357 (26*2π)/39915 weeks
273.42606 6.60533 (27*2π)/39915 weeks
28.89462 7.43445 (28*2π)/39914 weeks
29-1.02824 6.79444 (29*2π)/39914 weeks
30-2.85499 5.13461 (30*2π)/39913 weeks
31-3.39696 2.79123 (31*2π)/39913 weeks
32-2.78387 1.08831 (32*2π)/39912 weeks
33-1.20384 -.64118 (33*2π)/39912 weeks
34.62125 -.51206 (34*2π)/39912 weeks
352.35046 -.6455 (35*2π)/39911 weeks
363.4397 1.16528 (36*2π)/39911 weeks
373.32001 2.67092 (37*2π)/39911 weeks
382.76494 3.85998 (38*2π)/39911 weeks
391.55265 4.54063 (39*2π)/39910 weeks
40-.17736 4.30339 (40*2π)/39910 weeks
41-1.10531 3.74678 (41*2π)/39910 weeks
42-1.79347 1.89696 (42*2π)/39910 weeks
43-1.45434 .96583 (43*2π)/3999 weeks
44-.59657 -.08477 (44*2π)/3999 weeks
45.67124 -.53757 (45*2π)/3999 weeks
461.71533 -.24008 (46*2π)/3999 weeks
472.58126 1.22215 (47*2π)/3998 weeks
482.85837 1.94283 (48*2π)/3998 weeks
492.11066 3.12656 (49*2π)/3998 weeks
501.02523 3.60003 (50*2π)/3998 weeks
51-.30621 3.50377 (51*2π)/3998 weeks
52-1.15532 2.8356 (52*2π)/3998 weeks
53-1.50166 1.4768 (53*2π)/3998 weeks
54-1.38281 .44723 (54*2π)/3997 weeks
55-.5279 -.57426 (55*2π)/3997 weeks
56.4788 -.77234 (56*2π)/3997 weeks
571.74254 -.779 (57*2π)/3997 weeks
582.34222 .3456 (58*2π)/3997 weeks
592.78361 1.0173 (59*2π)/3997 weeks
602.39364 2.1409 (60*2π)/3997 weeks
611.58143 2.8109 (61*2π)/3997 weeks
62.28767 3.08918 (62*2π)/3996 weeks
63-.28857 2.52489 (63*2π)/3996 weeks
64-1.11746 1.77525 (64*2π)/3996 weeks
65-1.07793 .70949 (65*2π)/3996 weeks
66-.53985 -.09753 (66*2π)/3996 weeks
67.50548 -.51092 (67*2π)/3996 weeks
681.48036 -.71719 (68*2π)/3996 weeks
692.31363 .09088 (69*2π)/3996 weeks
702.57694 1.1007 (70*2π)/3996 weeks
712.55473 1.98378 (71*2π)/3996 weeks
721.74904 2.87542 (72*2π)/3996 weeks
73.70204 2.95047 (73*2π)/3995 weeks
74-.21475 2.97191 (74*2π)/3995 weeks
75-1.01775 2.24309 (75*2π)/3995 weeks
76-1.2314 1.33783 (76*2π)/3995 weeks
77-1.0863 .25855 (77*2π)/3995 weeks
78-.53569 -.23169 (78*2π)/3995 weeks
79.40589 -.79354 (79*2π)/3995 weeks
80.99571 -.38544 (80*2π)/3995 weeks
811.50363 -.06833 (81*2π)/3995 weeks
821.80508 .78904 (82*2π)/3995 weeks
831.41841 1.31624 (83*2π)/3995 weeks
84.86317 1.63789 (84*2π)/3995 weeks
85.29895 1.55275 (85*2π)/3995 weeks
86-.25728 1.09293 (86*2π)/3995 weeks
87-.40851 .47972 (87*2π)/3995 weeks
88-.04276 -.0453 (88*2π)/3995 weeks
89.48473 -.30266 (89*2π)/3994 weeks
901.20035 -.49085 (90*2π)/3994 weeks
911.82014 -.06818 (91*2π)/3994 weeks
922.24162 .55367 (92*2π)/3994 weeks
932.02171 1.31086 (93*2π)/3994 weeks
941.75862 1.89277 (94*2π)/3994 weeks
95.96264 2.25071 (95*2π)/3994 weeks
96.18535 2.16689 (96*2π)/3994 weeks
97-.44704 1.62576 (97*2π)/3994 weeks
98-.88255 .90422 (98*2π)/3994 weeks
99-.70168 .20898 (99*2π)/3994 weeks
100-.22804 -.47477 (100*2π)/3994 weeks
101.39659 -.76499 (101*2π)/3994 weeks
1021.24538 -.51417 (102*2π)/3994 weeks
1031.75919 -.10287 (103*2π)/3994 weeks
1041.92091 .54144 (104*2π)/3994 weeks
1051.62882 1.15679 (105*2π)/3994 weeks
1061.22942 1.74991 (106*2π)/3994 weeks
107.50762 1.75386 (107*2π)/3994 weeks
108-.03323 1.50142 (108*2π)/3994 weeks
109-.47329 .96778 (109*2π)/3994 weeks
110-.58922 .32755 (110*2π)/3994 weeks
111-.29316 -.23372 (111*2π)/3994 weeks
112.23347 -.5307 (112*2π)/3994 weeks
113.94075 -.56913 (113*2π)/3994 weeks
1141.36692 -.30072 (114*2π)/3994 weeks
1151.7626 .17403 (115*2π)/3993 weeks
1161.54107 .826 (116*2π)/3993 weeks
1171.24115 1.34516 (117*2π)/3993 weeks
118.70351 1.53739 (118*2π)/3993 weeks
119.12853 1.37864 (119*2π)/3993 weeks
120-.26247 .82195 (120*2π)/3993 weeks
121-.39163 .39298 (121*2π)/3993 weeks
122-.1755 -.2774 (122*2π)/3993 weeks
123.32756 -.52369 (123*2π)/3993 weeks
124.77704 -.54498 (124*2π)/3993 weeks
1251.33959 -.29118 (125*2π)/3993 weeks
1261.57802 .13049 (126*2π)/3993 weeks
1271.46636 .65697 (127*2π)/3993 weeks
1281.29122 1.12999 (128*2π)/3993 weeks
129.67486 1.25199 (129*2π)/3993 weeks
130.16832 1.32229 (130*2π)/3993 weeks
131-.26853 .83552 (131*2π)/3993 weeks
132-.26323 .40616 (132*2π)/3993 weeks
133-.16094 -.21189 (133*2π)/3993 weeks
134.40393 -.49369 (134*2π)/3993 weeks
135.90903 -.52751 (135*2π)/3993 weeks
1361.38163 -.34488 (136*2π)/3993 weeks
1371.82789 .14204 (137*2π)/3993 weeks
1381.60465 .73038 (138*2π)/3993 weeks
1391.43748 1.19914 (139*2π)/3993 weeks
140.94757 1.48642 (140*2π)/3993 weeks
141.32185 1.45344 (141*2π)/3993 weeks
142-.26324 1.16328 (142*2π)/3993 weeks
143-.46129 .59916 (143*2π)/3993 weeks
144-.4625 -.05986 (144*2π)/3993 weeks
145-.16631 -.51631 (145*2π)/3993 weeks
146.32697 -.7716 (146*2π)/3993 weeks
147.90322 -.74361 (147*2π)/3993 weeks
1481.39677 -.32186 (148*2π)/3993 weeks
1491.47561 .16453 (149*2π)/3993 weeks
1501.43939 .64681 (150*2π)/3993 weeks
151.95225 .97917 (151*2π)/3993 weeks
152.59046 1.06901 (152*2π)/3993 weeks
153.11856 .9093 (153*2π)/3993 weeks
154-.06836 .44282 (154*2π)/3993 weeks
155-.09691 -.05289 (155*2π)/3993 weeks
156.00906 -.46732 (156*2π)/3993 weeks
157.54149 -.61428 (157*2π)/3993 weeks
1581.06743 -.65552 (158*2π)/3993 weeks
1591.45746 -.3073 (159*2π)/3993 weeks
1601.61506 .10299 (160*2π)/3992 weeks
1611.4448 .58602 (161*2π)/3992 weeks
1621.16414 1.02337 (162*2π)/3992 weeks
163.53211 1.12465 (163*2π)/3992 weeks
164.232 .99178 (164*2π)/3992 weeks
165-.13059 .64332 (165*2π)/3992 weeks
166-.25764 .12394 (166*2π)/3992 weeks
167.03261 -.33962 (167*2π)/3992 weeks
168.39395 -.67282 (168*2π)/3992 weeks
169.8244 -.63331 (169*2π)/3992 weeks
1701.19798 -.42967 (170*2π)/3992 weeks
1711.43846 .1144 (171*2π)/3992 weeks
1721.43225 .49863 (172*2π)/3992 weeks
1731.09734 .92907 (173*2π)/3992 weeks
174.57998 1.01584 (174*2π)/3992 weeks
175.19624 .92746 (175*2π)/3992 weeks
176-.1722 .56586 (176*2π)/3992 weeks
177-.32843 .03672 (177*2π)/3992 weeks
178-.14828 -.43152 (178*2π)/3992 weeks
179.28984 -.77747 (179*2π)/3992 weeks
180.76889 -.88264 (180*2π)/3992 weeks
1811.25474 -.6624 (181*2π)/3992 weeks
1821.50968 -.28375 (182*2π)/3992 weeks
1831.654 .32036 (183*2π)/3992 weeks
1841.34641 .78986 (184*2π)/3992 weeks
1851.06036 1.01271 (185*2π)/3992 weeks
186.3532 1.03909 (186*2π)/3992 weeks
187.03825 .66623 (187*2π)/3992 weeks
188-.34732 .2666 (188*2π)/3992 weeks
189-.17926 -.19445 (189*2π)/3992 weeks
190.0419 -.64213 (190*2π)/3992 weeks
191.58569 -.86679 (191*2π)/3992 weeks
192.93112 -.81893 (192*2π)/3992 weeks
1931.33773 -.43724 (193*2π)/3992 weeks
1941.42287 -.04728 (194*2π)/3992 weeks
1951.39618 .3631 (195*2π)/3992 weeks
1961.07763 .73239 (196*2π)/3992 weeks
197.55648 .66754 (197*2π)/3992 weeks
198.1442 .63102 (198*2π)/3992 weeks
199-.08886 .23365 (199*2π)/3992 weeks
200-.08886 -.23365 (200*2π)/3992 weeks
201.1442 -.63102 (201*2π)/3992 weeks
202.55648 -.66754 (202*2π)/3992 weeks
2031.07763 -.73239 (203*2π)/3992 weeks
2041.39618 -.3631 (204*2π)/3992 weeks
2051.42287 .04728 (205*2π)/3992 weeks
2061.33773 .43724 (206*2π)/3992 weeks
207.93112 .81893 (207*2π)/3992 weeks
208.58569 .86679 (208*2π)/3992 weeks
209.0419 .64213 (209*2π)/3992 weeks
210-.17926 .19445 (210*2π)/3992 weeks
211-.34732 -.2666 (211*2π)/3992 weeks
212.03825 -.66623 (212*2π)/3992 weeks
213.3532 -1.03909 (213*2π)/3992 weeks
2141.06036 -1.01271 (214*2π)/3992 weeks
2151.34641 -.78986 (215*2π)/3992 weeks
2161.654 -.32036 (216*2π)/3992 weeks
2171.50968 .28375 (217*2π)/3992 weeks
2181.25474 .6624 (218*2π)/3992 weeks
219.76889 .88264 (219*2π)/3992 weeks
220.28984 .77747 (220*2π)/3992 weeks
221-.14828 .43152 (221*2π)/3992 weeks
222-.32843 -.03672 (222*2π)/3992 weeks
223-.1722 -.56586 (223*2π)/3992 weeks
224.19624 -.92746 (224*2π)/3992 weeks
225.57998 -1.01584 (225*2π)/3992 weeks
2261.09734 -.92907 (226*2π)/3992 weeks
2271.43225 -.49863 (227*2π)/3992 weeks
2281.43846 -.1144 (228*2π)/3992 weeks
2291.19798 .42967 (229*2π)/3992 weeks
230.8244 .63331 (230*2π)/3992 weeks
231.39395 .67282 (231*2π)/3992 weeks
232.03261 .33962 (232*2π)/3992 weeks
233-.25764 -.12394 (233*2π)/3992 weeks
234-.13059 -.64332 (234*2π)/3992 weeks
235.232 -.99178 (235*2π)/3992 weeks
236.53211 -1.12465 (236*2π)/3992 weeks
2371.16414 -1.02337 (237*2π)/3992 weeks
2381.4448 -.58602 (238*2π)/3992 weeks
2391.61506 -.10299 (239*2π)/3992 weeks
2401.45746 .3073 (240*2π)/3992 weeks
2411.06743 .65552 (241*2π)/3992 weeks
242.54149 .61428 (242*2π)/3992 weeks
243.00906 .46732 (243*2π)/3992 weeks
244-.09691 .05289 (244*2π)/3992 weeks
245-.06836 -.44282 (245*2π)/3992 weeks
246.11856 -.9093 (246*2π)/3992 weeks
247.59046 -1.06901 (247*2π)/3992 weeks
248.95225 -.97917 (248*2π)/3992 weeks
2491.43939 -.64681 (249*2π)/3992 weeks
2501.47561 -.16453 (250*2π)/3992 weeks
2511.39677 .32186 (251*2π)/3992 weeks
252.90322 .74361 (252*2π)/3992 weeks
253.32697 .7716 (253*2π)/3992 weeks
254-.16631 .51631 (254*2π)/3992 weeks
255-.4625 .05986 (255*2π)/3992 weeks
256-.46129 -.59916 (256*2π)/3992 weeks
257-.26324 -1.16328 (257*2π)/3992 weeks
258.32185 -1.45344 (258*2π)/3992 weeks
259.94757 -1.48642 (259*2π)/3992 weeks
2601.43748 -1.19914 (260*2π)/3992 weeks
2611.60465 -.73038 (261*2π)/3992 weeks
2621.82789 -.14204 (262*2π)/3992 weeks
2631.38163 .34488 (263*2π)/3992 weeks
264.90903 .52751 (264*2π)/3992 weeks
265.40393 .49369 (265*2π)/3992 weeks
266-.16094 .21189 (266*2π)/3992 weeks
267-.26323 -.40616 (267*2π)/3991 weeks
268-.26853 -.83552 (268*2π)/3991 weeks
269.16832 -1.32229 (269*2π)/3991 weeks
270.67486 -1.25199 (270*2π)/3991 weeks
2711.29122 -1.12999 (271*2π)/3991 weeks
2721.46636 -.65697 (272*2π)/3991 weeks
2731.57802 -.13049 (273*2π)/3991 weeks
2741.33959 .29118 (274*2π)/3991 weeks
275.77704 .54498 (275*2π)/3991 weeks
276.32756 .52369 (276*2π)/3991 weeks
277-.1755 .2774 (277*2π)/3991 weeks
278-.39163 -.39298 (278*2π)/3991 weeks
279-.26247 -.82195 (279*2π)/3991 weeks
280.12853 -1.37864 (280*2π)/3991 weeks
281.70351 -1.53739 (281*2π)/3991 weeks
2821.24115 -1.34516 (282*2π)/3991 weeks
2831.54107 -.826 (283*2π)/3991 weeks
2841.7626 -.17403 (284*2π)/3991 weeks
2851.36692 .30072 (285*2π)/3991 weeks
286.94075 .56913 (286*2π)/3991 weeks
287.23347 .5307 (287*2π)/3991 weeks
288-.29316 .23372 (288*2π)/3991 weeks
289-.58922 -.32755 (289*2π)/3991 weeks
290-.47329 -.96778 (290*2π)/3991 weeks
291-.03323 -1.50142 (291*2π)/3991 weeks
292.50762 -1.75386 (292*2π)/3991 weeks
2931.22942 -1.74991 (293*2π)/3991 weeks
2941.62882 -1.15679 (294*2π)/3991 weeks
2951.92091 -.54144 (295*2π)/3991 weeks
2961.75919 .10287 (296*2π)/3991 weeks
2971.24538 .51417 (297*2π)/3991 weeks
298.39659 .76499 (298*2π)/3991 weeks
299-.22804 .47477 (299*2π)/3991 weeks
300-.70168 -.20898 (300*2π)/3991 weeks
301-.88255 -.90422 (301*2π)/3991 weeks
302-.44704 -1.62576 (302*2π)/3991 weeks
303.18535 -2.16689 (303*2π)/3991 weeks
304.96264 -2.25071 (304*2π)/3991 weeks
3051.75862 -1.89277 (305*2π)/3991 weeks
3062.02171 -1.31086 (306*2π)/3991 weeks
3072.24162 -.55367 (307*2π)/3991 weeks
3081.82014 .06818 (308*2π)/3991 weeks
3091.20035 .49085 (309*2π)/3991 weeks
310.48473 .30266 (310*2π)/3991 weeks
311-.04276 .0453 (311*2π)/3991 weeks
312-.40851 -.47972 (312*2π)/3991 weeks
313-.25728 -1.09293 (313*2π)/3991 weeks
314.29895 -1.55275 (314*2π)/3991 weeks
315.86317 -1.63789 (315*2π)/3991 weeks
3161.41841 -1.31624 (316*2π)/3991 weeks
3171.80508 -.78904 (317*2π)/3991 weeks
3181.50363 .06833 (318*2π)/3991 weeks
319.99571 .38544 (319*2π)/3991 weeks
320.40589 .79354 (320*2π)/3991 weeks
321-.53569 .23169 (321*2π)/3991 weeks
322-1.0863 -.25855 (322*2π)/3991 weeks
323-1.2314 -1.33783 (323*2π)/3991 weeks
324-1.01775 -2.24309 (324*2π)/3991 weeks
325-.21475 -2.97191 (325*2π)/3991 weeks
326.70204 -2.95047 (326*2π)/3991 weeks
3271.74904 -2.87542 (327*2π)/3991 weeks
3282.55473 -1.98378 (328*2π)/3991 weeks
3292.57694 -1.1007 (329*2π)/3991 weeks
3302.31363 -.09088 (330*2π)/3991 weeks
3311.48036 .71719 (331*2π)/3991 weeks
332.50548 .51092 (332*2π)/3991 weeks
333-.53985 .09753 (333*2π)/3991 weeks
334-1.07793 -.70949 (334*2π)/3991 weeks
335-1.11746 -1.77525 (335*2π)/3991 weeks
336-.28857 -2.52489 (336*2π)/3991 weeks
337.28767 -3.08918 (337*2π)/3991 weeks
3381.58143 -2.8109 (338*2π)/3991 weeks
3392.39364 -2.1409 (339*2π)/3991 weeks
3402.78361 -1.0173 (340*2π)/3991 weeks
3412.34222 -.3456 (341*2π)/3991 weeks
3421.74254 .779 (342*2π)/3991 weeks
343.4788 .77234 (343*2π)/3991 weeks
344-.5279 .57426 (344*2π)/3991 weeks
345-1.38281 -.44723 (345*2π)/3991 weeks
346-1.50166 -1.4768 (346*2π)/3991 weeks
347-1.15532 -2.8356 (347*2π)/3991 weeks
348-.30621 -3.50377 (348*2π)/3991 weeks
3491.02523 -3.60003 (349*2π)/3991 weeks
3502.11066 -3.12656 (350*2π)/3991 weeks
3512.85837 -1.94283 (351*2π)/3991 weeks
3522.58126 -1.22215 (352*2π)/3991 weeks
3531.71533 .24008 (353*2π)/3991 weeks
354.67124 .53757 (354*2π)/3991 weeks
355-.59657 .08477 (355*2π)/3991 weeks
356-1.45434 -.96583 (356*2π)/3991 weeks
357-1.79347 -1.89696 (357*2π)/3991 weeks
358-1.10531 -3.74678 (358*2π)/3991 weeks
359-.17736 -4.30339 (359*2π)/3991 weeks
3601.55265 -4.54063 (360*2π)/3991 weeks
3612.76494 -3.85998 (361*2π)/3991 weeks
3623.32001 -2.67092 (362*2π)/3991 weeks
3633.4397 -1.16528 (363*2π)/3991 weeks
3642.35046 .6455 (364*2π)/3991 weeks
365.62125 .51206 (365*2π)/3991 weeks
366-1.20384 .64118 (366*2π)/3991 weeks
367-2.78387 -1.08831 (367*2π)/3991 weeks
368-3.39696 -2.79123 (368*2π)/3991 weeks
369-2.85499 -5.13461 (369*2π)/3991 weeks
370-1.02824 -6.79444 (370*2π)/3991 weeks
371.89462 -7.43445 (371*2π)/3991 weeks
3723.42606 -6.60533 (372*2π)/3991 weeks
3735.22451 -5.36357 (373*2π)/3991 weeks
3745.78223 -2.59048 (374*2π)/3991 weeks
3754.72783 -.12073 (375*2π)/3991 weeks
3762.91809 1.43462 (376*2π)/3991 weeks
377-.21675 2.17942 (377*2π)/3991 weeks
378-2.80763 .73307 (378*2π)/3991 weeks
379-4.07819 -2.42246 (379*2π)/3991 weeks
380-4.50508 -6.31514 (380*2π)/3991 weeks
381-3.15116 -9.13702 (381*2π)/3991 weeks
382-.41727 -10.77825 (382*2π)/3991 weeks
3834.06371 -10.9367 (383*2π)/3991 weeks
3846.87025 -8.79359 (384*2π)/3991 weeks
3858.56874 -5.13143 (385*2π)/3991 weeks
3867.78537 -.79043 (386*2π)/3991 weeks
3874.0904 1.79927 (387*2π)/3991 weeks
388-.57812 3.78424 (388*2π)/3991 weeks
389-7.48717 1.72478 (389*2π)/3991 weeks
390-12.00775 -3.72575 (390*2π)/3991 weeks
391-14.56061 -12.94282 (391*2π)/3991 weeks
392-12.60052 -21.45048 (392*2π)/3991 weeks
393-7.12829 -30.55675 (393*2π)/3991 weeks
3944.14504 -39.06767 (394*2π)/3991 weeks
39517.37012 -38.75895 (395*2π)/3991 weeks
39630.34571 -36.39549 (396*2π)/3991 weeks
39751.50401 -23.63625 (397*2π)/3991 weeks