Sure, it rised 50% last half month, it is always wise to invest big coins like Bitcoin/Ethereum/Monero/Ripple, you can consider spend 30% on altcoins, some Altcoins are performing great last days, like BRC/Mithril/Trx, some potential projects like Bittorrent/ThunderToken/MedicionChain/Historia etcs. If Bitcoin can stay 5k for a month, a lot of Alts will grow 2X.