Fig. 1 | Palgrave Communications

Fig. 1

From: Clusters of investors around initial public offering

Fig. 1

Infomap clusters and their evolution for Kemira GrowHow (FI0009012843). Community detection is used with weighted links based on the total number of buy state, sell state, and day trade link types between two investors. a FDR: 54 clusters, first year after IPO, b FDR: 64 clusters, second year after IPO, c, d show five statistically significant overlapping clusters in both years. Node position is fixed. The colours of reoccurring clusters in all graphs coincide. In a, b, each cluster has a unique colour, with the exception of those with fewer than four elements, which are coloured in grey

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