MPI
BSX icon

Mairs & Power Inc’s Boston Scientific BSX Stock Holding History

Mairs & Power Inc’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
Q2 		$423K Sell
9,914
-262
-3% -$14.2K ﹤0.01% 203
2026
Q1 		$639K Hold
10,176
– – 0.01% 173
2025
Q4 		$970K Sell
10,176
-131
-1% -$12.8K 0.01% 152
2025
Q3 		$1.01M Sell
10,307
-102
-1% -$10.6K 0.01% 146
2025
Q2 		$1.12M Buy
10,409
+98
+1% +$9.92K 0.01% 137
2025
Q1 		$1.04M Hold
10,311
– – 0.01% 138
2024
Q4 		$921K Hold
10,311
– – 0.01% 142
2024
Q3 		$864K Buy
10,311
+42
+0.4% +$3.31K 0.01% 143
2024
Q2 		$791K Sell
10,269
-200
-2% -$14.6K 0.01% 148
2024
Q1 		$717K Buy
10,469
+134
+1% +$8.62K 0.01% 152
2023
Q4 		$597K Buy
10,335
+39
+0.4% +$2.08K 0.01% 160
2023
Q3 		$544K Sell
10,296
-500
-5% -$26.2K 0.01% 161
2023
Q2 		$584K Buy
10,796
+28
+0.3% +$1.46K 0.01% 162
2023
Q1 		$539K Hold
10,768
– – 0.01% 174
2022
Q4 		$498K Hold
10,768
– – 0.01% 164
2022
Q3 		$417K Buy
+10,768
New +$432K 0.01% 168
2022
Q2 		– Sell
-5,337
Closed -$236K – 204
2022
Q1 		$236K Buy
5,337
+569
+12% +$24.7K ﹤0.01% 198
2021
Q4 		$203K Hold
4,768
– – ﹤0.01% 214
2021
Q3 		$207K Buy
+4,768
New +$211K ﹤0.01% 205
2020
Q1 		– Sell
-6,818
Closed -$308K – 203
2019
Q4 		$308K Buy
+6,818
New +$285K ﹤0.01% 182

Other funds holding BSX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
California State Teachers Retirement System (CalSTRS)
California State Teachers Retirement System (CalSTRS) West Sacramento, California $782B AUM 28.39% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Mairs & Power Inc's BSX Position: Q2 2026 in Review

Mairs & Power Inc reduced its Boston Scientific (BSX) stake by 2.6% in Q2 2026, selling an estimated $14.2K and leaving 9,914 shares worth $423K. The position accounts for ﹤0.01% of the portfolio, ranked #203.

Mairs & Power Inc first reported a position in BSX in Q4 2019 and has held it in 20 quarters since. The position peaked at $1.12M in Q2 2025. 1,470 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

  • Mairs & Power Inc held 9,914 shares of Boston Scientific worth $423K as of Q2 2026.
  • Mairs & Power Inc sold 262 Boston Scientific shares in Q2 2026, an estimated $14.2K.
  • Boston Scientific made up ﹤0.01% of Mairs & Power Inc's portfolio in Q2 2026, its #203 holding.
  • Mairs & Power Inc first reported a position in Boston Scientific in Q4 2019 and has held it in 20 quarters since.
  • Mairs & Power Inc's Boston Scientific position peaked at $1.12M in Q2 2025.
  • 1,470 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on Mairs & Power Inc's 13F filing for Q2 2026, filed 14 Aug 2026.