ARCH Venture Partners XII, LLC

ARCH Venture Partners XII, LLC, Insider, has filed 4 insider trading reports covering 4 companies. Total disclosed trading volume is $15.0M. The predominance of buying activity ($15.0M in purchases vs. $0 in sales) may reflect this insider's confidence in the underlying companies. The largest single filing involves Prime Medicine, Inc. (PRME). All transactions sourced from SEC Form 4 filings.