Koshinski Asset Management
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Koshinski Asset Management’s Boston Scientific BSX Stock Holding History

Koshinski Asset 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
Q2 		$313K Sell
7,336
-599
-8% -$32.5K 0.02% 599
2026
Q1 		$498K Sell
7,935
-2,162
-21% -$173K 0.03% 434
2025
Q4 		$963K Sell
10,097
-3,037
-23% -$298K 0.06% 286
2025
Q3 		$1.28M Buy
13,134
+3,878
+42% +$402K 0.09% 225
2025
Q2 		$994K Sell
9,256
-3,885
-30% -$393K 0.08% 270
2025
Q1 		$1.33M Buy
13,141
+5,665
+76% +$570K 0.11% 189
2024
Q4 		$668M Buy
7,476
+50
+0.7% +$4.4K 0.06% 312
2024
Q3 		$622K Buy
7,426
+56
+0.8% +$4.41K 0.05% 318
2024
Q2 		$564K Buy
7,370
+3,727
+102% +$273K 0.05% 313
2024
Q1 		$250K Buy
+3,643
New +$234K 0.03% 474
2022
Q2 		– Sell
-4,254
Closed -$188K – 750
2022
Q1 		$188K Buy
4,254
+9
+0.2% +$390 0.02% 603
2021
Q4 		$180K Sell
4,245
-1,513
-26% -$63.6K 0.01% 654
2021
Q3 		$250K Buy
5,758
+106
+2% +$4.69K 0.02% 547
2021
Q2 		$242K Buy
5,652
+50
+0.9% +$2.1K 0.03% 490
2021
Q1 		$217K Buy
5,602
+8
+0.1% +$303 0.02% 550
2020
Q4 		$201K Sell
5,594
-29
-0.5% -$1.04K 0.03% 515
2020
Q3 		$236 Buy
+5,623
New +$217K 0.03% 448
2016
Q1 		– Sell
-11,367
Closed -$210K – 225
2015
Q4 		$210K Sell
11,367
-3,952
-26% -$70.8K 0.15% 199
2015
Q3 		$271K Sell
15,319
-732
-5% -$12.5K 0.17% 171
2015
Q2 		$284K Sell
16,051
-1,062
-6% -$19K 0.18% 164
2015
Q1 		$304K Sell
17,113
-950
-5% -$15K 0.2% 157
2014
Q4 		$239K Buy
+18,063
New +$231K 0.14% 199

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

Koshinski Asset Management's BSX Position: Q2 2026 in Review

Koshinski Asset Management reduced its Boston Scientific (BSX) stake by 7.5% in Q2 2026, selling an estimated $32.5K and leaving 7,336 shares worth $313K. The position accounts for 0.02% of the portfolio, ranked #599.

Koshinski Asset Management first reported a position in BSX in Q4 2014 and has held it in 22 quarters since. The position peaked at $668M in Q4 2024. 1,470 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

  • Koshinski Asset Management held 7,336 shares of Boston Scientific worth $313K as of Q2 2026.
  • Koshinski Asset Management sold 599 Boston Scientific shares in Q2 2026, an estimated $32.5K.
  • Boston Scientific made up 0.02% of Koshinski Asset Management's portfolio in Q2 2026, its #599 holding.
  • Koshinski Asset Management first reported a position in Boston Scientific in Q4 2014 and has held it in 22 quarters since.
  • Koshinski Asset Management's Boston Scientific position peaked at $668M in Q4 2024.
  • 1,470 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on Koshinski Asset Management's 13F filing for Q2 2026, filed 27 Jul 2026.