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a16z Perennial Management’s Boston Scientific BSX Stock Holding History

a16z Perennial Management’s Portfolio BSX Stock Details BSX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-2,636
Closed -$251K – 160
2025
Q4 		$251K Sell
2,636
-153
-5% -$15K 0.02% 116
2025
Q3 		$272K Buy
+2,789
New +$289K 0.02% 99

Other funds holding BSX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

a16z Perennial Management's BSX Position: Q1 2026 in Review

a16z Perennial Management sold out of Boston Scientific (BSX) in Q1 2026, closing a stake of 2,636 shares — an estimated $251K sold.

a16z Perennial Management first reported a position in BSX in Q3 2025 and held it in 2 quarters. The position peaked at $272K in Q3 2025. 1,672 funds tracked by Wall St. Rank hold BSX as of Q1 2026.

  • a16z Perennial Management reported no remaining Boston Scientific position as of Q1 2026 after selling out during the quarter.
  • a16z Perennial Management sold 2,636 Boston Scientific shares in Q1 2026, an estimated $251K.
  • a16z Perennial Management first reported a position in Boston Scientific in Q3 2025 and held it in 2 quarters.
  • a16z Perennial Management's Boston Scientific position peaked at $272K in Q3 2025.
  • 1,672 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.

Based on a16z Perennial Management's 13F filing for Q1 2026, filed 12 May 2026.