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Mesirow Financial Investment Management’s Boston Scientific BSX Stock Holding History

Mesirow Financial Investment 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
2025
Q4 		– Sell
-3,420
Closed -$334K – 500
2025
Q3 		$334K Buy
3,420
+178
+5% +$18.4K 0.01% 437
2025
Q2 		$348K Buy
3,242
+172
+6% +$17.4K 0.01% 414
2025
Q1 		$310K Buy
3,070
+415
+16% +$41.8K 0.01% 448
2024
Q4 		$237K Hold
2,655
– – ﹤0.01% 511
2024
Q3 		$222K Buy
+2,655
New +$209K ﹤0.01% 531

Other funds holding BSX

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM

Mesirow Financial Investment Management's BSX Position: Q4 2025 in Review

Mesirow Financial Investment Management sold out of Boston Scientific (BSX) in Q4 2025, closing a stake of 3,420 shares — an estimated $334K sold.

Mesirow Financial Investment Management first reported a position in BSX in Q3 2024 and held it in 5 quarters. The position peaked at $348K in Q2 2025. 1,795 funds tracked by Wall St. Rank hold BSX as of Q4 2025.

  • Mesirow Financial Investment Management reported no remaining Boston Scientific position as of Q4 2025 after selling out during the quarter.
  • Mesirow Financial Investment Management sold 3,420 Boston Scientific shares in Q4 2025, an estimated $334K.
  • Mesirow Financial Investment Management first reported a position in Boston Scientific in Q3 2024 and held it in 5 quarters.
  • Mesirow Financial Investment Management's Boston Scientific position peaked at $348K in Q2 2025.
  • 1,795 funds tracked by Wall St. Rank held Boston Scientific as of Q4 2025.

Based on Mesirow Financial Investment Management's 13F filing for Q4 2025, filed 5 Feb 2026.