William Mack & Associates
BLK icon

William Mack & Associates’s Blackrock BLK Stock Holding History

William Mack & Associates’s Portfolio BLK Stock Details BLK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$52.9K Buy
+50
New +$54.6K 0.02% 236

Other funds holding BLK

BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Temasek Holdings
Temasek Holdings Singapore $36.7B AUM 6.83% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $704B AUM 26.74% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Morgan Stanley
Morgan Stanley New York $1.96T AUM 27.49% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $483B AUM 27.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return

William Mack & Associates's BLK Position: Q3 2026 in Review

William Mack & Associates opened a new position in Blackrock (BLK) in Q3 2026: 50 shares worth $52.9K. The stake represents 0.02% of the portfolio and ranks #236 among its holdings.

2,133 funds tracked by Wall St. Rank hold BLK as of Q3 2026.

  • William Mack & Associates held 50 shares of Blackrock worth $52.9K as of Q3 2026.
  • Blackrock was a new William Mack & Associates position in Q3 2026.
  • Blackrock made up 0.02% of William Mack & Associates's portfolio in Q3 2026, its #236 holding.
  • 2,133 funds tracked by Wall St. Rank held Blackrock as of Q3 2026.

Based on William Mack & Associates's 13F filing for Q3 2026, filed 27 Oct 2026.