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Fourier Analysis of GWPH (GW Pharmaceuticals Plc)


GWPH (GW Pharmaceuticals Plc) appears to have interesting cyclic behaviour every 16 weeks (5.3921*sine), 20 weeks (5.0163*sine), and 17 weeks (3.6626*sine).

GWPH (GW Pharmaceuticals Plc) has an average price of 76.41 (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 5/1/2013 to 3/20/2017 for GWPH (GW Pharmaceuticals Plc), this program was able to calculate the following Fourier Series:
Sequence #Cosine Coefficients Sine Coefficients FrequenciesPeriod
076.40524   0 
1-15.55017 -18.19636 (1*2π)/204204 weeks
26.9716 -21.24645 (2*2π)/204102 weeks
3-4.95728 -27.30822 (3*2π)/20468 weeks
4-.77877 -1.283 (4*2π)/20451 weeks
5.15184 -11.95437 (5*2π)/20441 weeks
6.60338 -6.5785 (6*2π)/20434 weeks
7-2.52471 -3.18584 (7*2π)/20429 weeks
8-.1403 -1.76995 (8*2π)/20426 weeks
93.69641 -6.77522 (9*2π)/20423 weeks
10.7705 -5.01633 (10*2π)/20420 weeks
11-1.78127 -2.26504 (11*2π)/20419 weeks
12-1.65432 -3.66259 (12*2π)/20417 weeks
13-2.47654 -5.39211 (13*2π)/20416 weeks
14-1.94167 -2.51716 (14*2π)/20415 weeks
15.42693 .34787 (15*2π)/20414 weeks
16.21938 -2.36821 (16*2π)/20413 weeks
17-.02984 -3.22583 (17*2π)/20412 weeks
18-.34015 -2.02418 (18*2π)/20411 weeks
19-2.13156 -2.41336 (19*2π)/20411 weeks
20.25974 -1.39568 (20*2π)/20410 weeks
21-2.22618 -1.55909 (21*2π)/20410 weeks
22-1.88228 -.86706 (22*2π)/2049 weeks
231.85836 -1.37256 (23*2π)/2049 weeks
24.14626 -.972 (24*2π)/2049 weeks
25-1.98629 -2.36462 (25*2π)/2048 weeks
26-1.44161 -1.95688 (26*2π)/2048 weeks
27-.20913 -1.59338 (27*2π)/2048 weeks
28.01732 .53995 (28*2π)/2047 weeks
29-2.15013 -.95148 (29*2π)/2047 weeks
30-.2893 -1.02974 (30*2π)/2047 weeks
31-.00121 -.85954 (31*2π)/2047 weeks
32-.11136 -.59426 (32*2π)/2046 weeks
33-1.02885 -1.65862 (33*2π)/2046 weeks
34.13235 -.84021 (34*2π)/2046 weeks
35-.39846 -1.66187 (35*2π)/2046 weeks
36-.47407 -.66628 (36*2π)/2046 weeks
37-.88769 -.14444 (37*2π)/2046 weeks
38-.4038 -.04085 (38*2π)/2045 weeks
39-.89049 -1.9527 (39*2π)/2045 weeks
40-.77901 -.16204 (40*2π)/2045 weeks
41-.11957 -.82406 (41*2π)/2045 weeks
42.31163 -.45401 (42*2π)/2045 weeks
43-.77973 -1.77111 (43*2π)/2045 weeks
44-.71617 -1.4325 (44*2π)/2045 weeks
45-1.64049 -.41491 (45*2π)/2045 weeks
46-.09992 -.36593 (46*2π)/2044 weeks
47-.91185 -.82333 (47*2π)/2044 weeks
48-.55979 .30084 (48*2π)/2044 weeks
49-1.19795 -.43002 (49*2π)/2044 weeks
50.29983 -.70403 (50*2π)/2044 weeks
51-.54039 -.60206 (51*2π)/2044 weeks
52-.95929 .1609 (52*2π)/2044 weeks
53-.41795 .06109 (53*2π)/2044 weeks
54-.22444 -1.38632 (54*2π)/2044 weeks
55-.7613 -.61211 (55*2π)/2044 weeks
56.04646 .26286 (56*2π)/2044 weeks
57-.37766 -.68373 (57*2π)/2044 weeks
58-.42879 -.29044 (58*2π)/2044 weeks
59-.75345 -.61475 (59*2π)/2043 weeks
60-.54994 -.52838 (60*2π)/2043 weeks
61-.46941 .04931 (61*2π)/2043 weeks
62-.58243 -.63334 (62*2π)/2043 weeks
63-.12341 -.56632 (63*2π)/2043 weeks
64-.198 .063 (64*2π)/2043 weeks
65-.42412 -1.27333 (65*2π)/2043 weeks
66-.75471 -.76796 (66*2π)/2043 weeks
67-.86193 -.66114 (67*2π)/2043 weeks
68-.85804 .59705 (68*2π)/2043 weeks
69-.24502 -.51407 (69*2π)/2043 weeks
70-.733 -.20219 (70*2π)/2043 weeks
71-.35347 -.46712 (71*2π)/2043 weeks
72-.10674 -.07036 (72*2π)/2043 weeks
73-.45937 -1.0275 (73*2π)/2043 weeks
74-.92293 -.41702 (74*2π)/2043 weeks
75-1.04045 -.38333 (75*2π)/2043 weeks
76-.81789 -.03448 (76*2π)/2043 weeks
77-.80516 -.03014 (77*2π)/2043 weeks
78-1.00792 .098 (78*2π)/2043 weeks
79-.1452 -.37088 (79*2π)/2043 weeks
80-.02521 -.26886 (80*2π)/2043 weeks
81-.85027 -.18567 (81*2π)/2043 weeks
82-.76476 -.241 (82*2π)/2042 weeks
83-.71628 .22301 (83*2π)/2042 weeks
84-.07856 -.07066 (84*2π)/2042 weeks
85-1.09624 -.35946 (85*2π)/2042 weeks
86-.31779 .14686 (86*2π)/2042 weeks
87-.73348 -.36553 (87*2π)/2042 weeks
88-.59311 .19726 (88*2π)/2042 weeks
89-.60515 -.25939 (89*2π)/2042 weeks
90-.3623 .25741 (90*2π)/2042 weeks
91-.25407 .26248 (91*2π)/2042 weeks
92-.61364 -.29294 (92*2π)/2042 weeks
93-.74182 -.10571 (93*2π)/2042 weeks
94-.2804 .05021 (94*2π)/2042 weeks
95-.54216 -.31551 (95*2π)/2042 weeks
96-.53726 .12066 (96*2π)/2042 weeks
97-.78783 -.35173 (97*2π)/2042 weeks
98-.83991 .69347 (98*2π)/2042 weeks
99-.61175 -.17836 (99*2π)/2042 weeks
100-.33045 .15164 (100*2π)/2042 weeks
101-.01682 .27576 (101*2π)/2042 weeks
102-.32735   (102*2π)/2042 weeks
103-.01682 -.27576 (103*2π)/2042 weeks
104-.33045 -.15164 (104*2π)/2042 weeks
105-.61175 .17836 (105*2π)/2042 weeks
106-.83991 -.69347 (106*2π)/2042 weeks
107-.78783 .35173 (107*2π)/2042 weeks
108-.53726 -.12066 (108*2π)/2042 weeks
109-.54216 .31551 (109*2π)/2042 weeks
110-.2804 -.05021 (110*2π)/2042 weeks
111-.74182 .10571 (111*2π)/2042 weeks
112-.61364 .29294 (112*2π)/2042 weeks
113-.25407 -.26248 (113*2π)/2042 weeks
114-.3623 -.25741 (114*2π)/2042 weeks
115-.60515 .25939 (115*2π)/2042 weeks
116-.59311 -.19726 (116*2π)/2042 weeks
117-.73348 .36553 (117*2π)/2042 weeks
118-.31779 -.14686 (118*2π)/2042 weeks
119-1.09624 .35946 (119*2π)/2042 weeks
120-.07856 .07066 (120*2π)/2042 weeks
121-.71628 -.22301 (121*2π)/2042 weeks
122-.76476 .241 (122*2π)/2042 weeks
123-.85027 .18567 (123*2π)/2042 weeks
124-.02521 .26886 (124*2π)/2042 weeks
125-.1452 .37088 (125*2π)/2042 weeks
126-1.00792 -.098 (126*2π)/2042 weeks
127-.80516 .03014 (127*2π)/2042 weeks
128-.81789 .03448 (128*2π)/2042 weeks
129-1.04045 .38333 (129*2π)/2042 weeks
130-.92293 .41702 (130*2π)/2042 weeks
131-.45937 1.0275 (131*2π)/2042 weeks
132-.10674 .07036 (132*2π)/2042 weeks
133-.35347 .46712 (133*2π)/2042 weeks
134-.733 .20219 (134*2π)/2042 weeks
135-.24502 .51407 (135*2π)/2042 weeks
136-.85804 -.59705 (136*2π)/2042 weeks
137-.86193 .66114 (137*2π)/2041 weeks
138-.75471 .76796 (138*2π)/2041 weeks
139-.42412 1.27333 (139*2π)/2041 weeks
140-.198 -.063 (140*2π)/2041 weeks
141-.12341 .56632 (141*2π)/2041 weeks
142-.58243 .63334 (142*2π)/2041 weeks
143-.46941 -.04931 (143*2π)/2041 weeks
144-.54994 .52838 (144*2π)/2041 weeks
145-.75345 .61475 (145*2π)/2041 weeks
146-.42879 .29044 (146*2π)/2041 weeks
147-.37766 .68373 (147*2π)/2041 weeks
148.04646 -.26286 (148*2π)/2041 weeks
149-.7613 .61211 (149*2π)/2041 weeks
150-.22444 1.38632 (150*2π)/2041 weeks
151-.41795 -.06109 (151*2π)/2041 weeks
152-.95929 -.1609 (152*2π)/2041 weeks
153-.54039 .60206 (153*2π)/2041 weeks
154.29983 .70403 (154*2π)/2041 weeks
155-1.19795 .43002 (155*2π)/2041 weeks
156-.55979 -.30084 (156*2π)/2041 weeks
157-.91185 .82333 (157*2π)/2041 weeks
158-.09992 .36593 (158*2π)/2041 weeks
159-1.64049 .41491 (159*2π)/2041 weeks
160-.71617 1.4325 (160*2π)/2041 weeks
161-.77973 1.77111 (161*2π)/2041 weeks
162.31163 .45401 (162*2π)/2041 weeks
163-.11957 .82406 (163*2π)/2041 weeks
164-.77901 .16204 (164*2π)/2041 weeks
165-.89049 1.9527 (165*2π)/2041 weeks
166-.4038 .04085 (166*2π)/2041 weeks
167-.88769 .14444 (167*2π)/2041 weeks
168-.47407 .66628 (168*2π)/2041 weeks
169-.39846 1.66187 (169*2π)/2041 weeks
170.13235 .84021 (170*2π)/2041 weeks
171-1.02885 1.65862 (171*2π)/2041 weeks
172-.11136 .59426 (172*2π)/2041 weeks
173-.00121 .85954 (173*2π)/2041 weeks
174-.2893 1.02974 (174*2π)/2041 weeks
175-2.15013 .95148 (175*2π)/2041 weeks
176.01732 -.53995 (176*2π)/2041 weeks
177-.20913 1.59338 (177*2π)/2041 weeks
178-1.44161 1.95688 (178*2π)/2041 weeks
179-1.98629 2.36462 (179*2π)/2041 weeks
180.14626 .972 (180*2π)/2041 weeks
1811.85836 1.37256 (181*2π)/2041 weeks
182-1.88228 .86706 (182*2π)/2041 weeks
183-2.22618 1.55909 (183*2π)/2041 weeks
184.25974 1.39568 (184*2π)/2041 weeks
185-2.13156 2.41336 (185*2π)/2041 weeks
186-.34015 2.02418 (186*2π)/2041 weeks
187-.02984 3.22583 (187*2π)/2041 weeks
188.21938 2.36821 (188*2π)/2041 weeks
189.42693 -.34787 (189*2π)/2041 weeks
190-1.94167 2.51716 (190*2π)/2041 weeks
191-2.47654 5.39211 (191*2π)/2041 weeks
192-1.65432 3.66259 (192*2π)/2041 weeks
193-1.78127 2.26504 (193*2π)/2041 weeks
194.7705 5.01633 (194*2π)/2041 weeks
1953.69641 6.77522 (195*2π)/2041 weeks
196-.1403 1.76995 (196*2π)/2041 weeks
197-2.52471 3.18584 (197*2π)/2041 weeks
198.60338 6.5785 (198*2π)/2041 weeks
199.15184 11.95437 (199*2π)/2041 weeks
200-.77877 1.283 (200*2π)/2041 weeks
201-4.95728 27.30822 (201*2π)/2041 weeks
2026.9716 21.24645 (202*2π)/2041 weeks

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