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 		$4.91M Buy
78,247
+67,771
+647% +$5.42M 0.01% 425
2025
Q4 		$999K Sell
10,476
-18,891
-64% -$1.85M ﹤0.01% 864
2025
Q3 		$2.87M Buy
+29,367
New +$3.04M 0.01% 637
2024
Q4 		– Sell
-5
Closed -$440 – 1854
2024
Q3 		$419 Buy
+5
New +$394 ﹤0.01% 1876
2024
Q1 		– Sell
-1,246
Closed -$80.1K – 2350
2023
Q4 		$72K Buy
+1,246
New +$66.5K ﹤0.01% 1970
2023
Q2 		– Sell
-15
Closed -$783 – 1841
2023
Q1 		$750 Buy
+15
New +$707 ﹤0.01% 1512
2022
Q4 		– Sell
-10,836
Closed -$469K – 1528
2022
Q3 		$420K Buy
+10,836
New +$435K ﹤0.01% 1329
2021
Q1 		– Sell
-131,325
Closed -$4.97M – 1687
2020
Q4 		$4.72M Buy
131,325
+122,400
+1,371% +$4.41M 0.02% 609
2020
Q3 		$341K Buy
8,925
+8,416
+1,653% +$324K ﹤0.01% 1228
2020
Q2 		$18K Sell
509
-19,209
-97% -$692K ﹤0.01% 1301
2020
Q1 		$643K Sell
19,718
-17,756
-47% -$694K 0.01% 831
2019
Q4 		$1.7M Buy
37,474
+34,445
+1,137% +$1.44M 0.01% 882
2019
Q3 		$123K Buy
3,029
+2,839
+1,494% +$120K ﹤0.01% 1274
2019
Q2 		$8K Buy
+190
New +$7.31K ﹤0.01% 1372
2018
Q4 		– Sell
-1,175
Closed -$42.6K – 1246
2018
Q3 		$45K Sell
1,175
-402
-25% -$14K ﹤0.01% 1213
2018
Q2 		$52K Buy
+1,577
New +$47.6K ﹤0.01% 647
2018
Q1 		– Sell
-15,165
Closed -$375K – 362
2017
Q4 		$375K Buy
+15,165
New +$418K 0.01% 321
2017
Q2 		– Sell
-384,549
Closed -$9.56M – 654
2017
Q1 		$9.56M Buy
+384,549
New +$9.35M 0.24% 75
2016
Q4 		– Sell
-76,587
Closed -$1.82M – 932
2016
Q3 		$1.82M Sell
76,587
-2,275
-3% -$54.3K 0.04% 277
2016
Q2 		$1.84M Buy
+78,862
New +$1.71M 0.04% 249
2016
Q1 		– Sell
-41,328
Closed -$762K – 649
2015
Q4 		$762K Buy
+41,328
New +$741K 0.02% 283

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.