Capstone Investment Advisors
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Capstone Investment Advisors’s Boston Scientific BSX Stock Holding History

Capstone Investment Advisors’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 		$9.73M Buy
155,100
+106,900
+222% +$8.55M 0.02% 294
2025
Q4 		$4.6M Sell
48,200
-57,400
-54% -$5.63M 0.01% 391
2025
Q3 		$10.3M Buy
105,600
+53,200
+102% +$5.51M 0.02% 314
2025
Q2 		$5.63M Sell
52,400
-43,000
-45% -$4.35M 0.01% 373
2025
Q1 		$9.62M Sell
95,400
-94,000
-50% -$9.47M 0.03% 311
2024
Q4 		$16.9M Buy
189,400
+41,300
+28% +$3.64M 0.04% 248
2024
Q3 		$12.4M Sell
148,100
-18,800
-11% -$1.48M 0.04% 258
2024
Q2 		$12.9M Buy
166,900
+26,500
+19% +$1.94M 0.04% 256
2024
Q1 		$9.62M Sell
140,400
-31,100
-18% -$2M 0.03% 284
2023
Q4 		$9.91M Buy
171,500
+75,600
+79% +$4.04M 0.03% 344
2023
Q3 		$5.06M Buy
95,900
+52,800
+123% +$2.77M 0.02% 424
2023
Q2 		$2.33M Buy
43,100
+500
+1% +$26.1K 0.01% 598
2023
Q1 		$2.13M Sell
42,600
-107,200
-72% -$5.05M 0.01% 579
2022
Q4 		$6.93M Buy
149,800
+3,800
+3% +$165K 0.05% 305
2022
Q3 		$5.66M Sell
146,000
-5,400
-4% -$217K 0.03% 376
2022
Q2 		$5.64M Sell
151,400
-280,700
-65% -$11.4M 0.03% 380
2022
Q1 		$19.1M Sell
432,100
-988,600
-70% -$42.8M 0.05% 266
2021
Q4 		$60.4M Buy
1,420,700
+131,600
+10% +$5.53M 0.1% 171
2021
Q3 		$55.9M Buy
1,289,100
+42,300
+3% +$1.87M 0.11% 162
2021
Q2 		$53.3M Buy
1,246,800
+72,900
+6% +$3.07M 0.12% 154
2021
Q1 		$45.4M Buy
1,173,900
+623,800
+113% +$23.6M 0.13% 154
2020
Q4 		$19.8M Buy
550,100
+238,100
+76% +$8.58M 0.07% 240
2020
Q3 		$11.9M Buy
312,000
+35,900
+13% +$1.38M 0.06% 272
2020
Q2 		$9.69M Sell
276,100
-12,500
-4% -$450K 0.06% 264
2020
Q1 		$9.42M Sell
288,600
-233,500
-45% -$9.12M 0.15% 143
2019
Q4 		$23.6M Buy
522,100
+158,500
+44% +$6.63M 0.13% 168
2019
Q3 		$14.8M Buy
363,600
+138,000
+61% +$5.85M 0.1% 200
2019
Q2 		$9.7M Buy
225,600
+108,600
+93% +$4.18M 0.07% 300
2019
Q1 		$4.49M Buy
117,000
+64,700
+124% +$2.47M 0.04% 385
2018
Q4 		$1.85M Buy
52,300
+18,400
+54% +$667K 0.02% 459
2018
Q3 		$1.3M Buy
33,900
+28,900
+578% +$1.01M 0.01% 534
2018
Q2 		$164K Buy
+5,000
New +$151K ﹤0.01% 599
2014
Q1 		– Sell
-56,600
Closed -$680K – 393
2013
Q4 		$680K Hold
56,600
– – 0.01% 418
2013
Q3 		$664K Buy
+56,600
New +$612K 0.01% 444

Other funds holding BSX

BlackRock
BlackRock New York $5.72T AUM 30.48% 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 $2.9T AUM 29.55% 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

Capstone Investment Advisors's BSX Position: Q1 2026 in Review

Capstone Investment Advisors increased its Boston Scientific (BSX) stake by 647% in Q1 2026, buying an estimated $5.42M and bringing the position to 78,247 shares worth $4.91M. The position accounts for 0.01% of the portfolio, ranked #425.

Capstone Investment Advisors first reported a position in BSX in Q4 2015 and has held it in 21 quarters since. The position peaked at $9.56M in Q1 2017. 1,664 funds tracked by Wall St. Rank hold BSX as of Q1 2026.

  • Capstone Investment Advisors held 78,247 shares of Boston Scientific worth $4.91M as of Q1 2026.
  • Capstone Investment Advisors bought 67,771 Boston Scientific shares in Q1 2026, an estimated $5.42M.
  • Boston Scientific made up 0.01% of Capstone Investment Advisors's portfolio in Q1 2026, its #425 holding.
  • Capstone Investment Advisors first reported a position in Boston Scientific in Q4 2015 and has held it in 21 quarters since.
  • Capstone Investment Advisors's Boston Scientific position peaked at $9.56M in Q1 2017.
  • 1,664 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.

Based on Capstone Investment Advisors's 13F filing for Q1 2026, filed 15 May 2026.