Cathie Wood's ARK Invest divested approximately $12.85 million in Grayscale Bitcoin Trust (GBTC) this Monday. This transaction marks ARK's most significant sale of GBTC shares in over a year, reducing the fund's GBTC holdings to about $112.7 million. This adjustment brings the GBTC's weighting in the ARKW fund to 6.95%, in line with ARK's strategy to maintain individual holdings within a 10% threshold of the fund’s total market value.