The special thing here is that 12/13 companies above have used the majority of their funds to buy Bitcoin in 2020. It seems that since the outbreak of Covid 19, they have been planning to hold Bitcoin to  not affected by inflation. A large number of big companies investing at the same time will make the crowd pay more attention to Bitcoin and will likely create a new influx of capital into the Crypto market in the coming months.
The Halving mechanism and the Cryptocurrency community have created the reputation of Bitcoin after years of development.  Today Bitcoin is seen as a great asset to store assets and never fear inflation. This is probably the most obvious proof that Bitcoin is reducing inflation.  you can refer here: https://news.bitcoin.com/bitcoin-halving-inflation-rate-central-banks/