ValueAct Holdings, an activist overseeing $7.03B in disclosed equity holdings (SEC CIK 0001418814). The latest portfolio (2025Q4) discloses 16 positions across 6 sectors, with the largest positions in CRM, AMZN and RKT. On a mark-to-market basis the tracked portfolio has returned 32.8% over the past year. OpenStocks tracks 40 consecutive quarterly snapshots for this manager — every position change, new entry, and exit is logged below.