Boston Scientific Stock (BSX) Plunges After Global Cybersecurity Incident
Shares in medical technology group Boston Scientific ($BSX) dipped over 3% in pre-market trading after it revealed it had been hit by a major cyber...
Boston Scientific Corp (BSX)
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Hedge Fund Popularity
Hedge Fund Holdings
Filing Period:
Last updated on based on SEC 13F filings Last update:
| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | D E Shaw D. E. Shaw | 25,457,409 | $1,086,522,216 | +5% | 0.52% |
| 2. | Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell | 23,293,913 | $994,184,207 | +68% | 0.44% |
| 3. | Farallon Capital Thomas Steyer | 10,521,184 | $449,044,133 | +41% | 2.07% |
| 4. | AQR Capital Management Cliff Asness | 9,681,750 | $413,217,118 | +85% | 0.14% |
| 5. | Maverick Capital Lee Ainslie | 5,937,553 | $253,414,762 | +42% | 2.24% |
Insider Trading: Purchases See All
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $49.22 | 2,040 | $100,407.78 | 13,784 | 2026-08-25 | Filing | |
| $47.59 | 2,100 | $99,936.90 | 17,160 | 2026-08-05 | Filing | |
| $48.59 | 140 | $6,802.31 | 15,060 | 2026-08-04 | Filing | |
| $48.07 | 1,042 | $50,084.25 | 14,920 | 2026-08-03 | Filing | |
| $48.33 | 186,240 | $9,001,407.55 | 1,590,024 | 2026-08-03 | Filing |
Insider Trading: Sales See All
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $93.49 | 159,701 | $14,930,526.34 | 1,411,735 | 2026-02-02 | Filing | |
| $94.06 | 1,200 | $112,868.04 | 1,571,436 | 2026-02-02 | Filing | |
| $101.55 | 17,313 | $1,758,188.82 | 23,600 | 2025-12-01 | Filing | |
| $98.28 | 12,891 | $1,266,977.75 | 24,134 | 2025-11-06 | Filing | |
| $99.14 | 29,472 | $2,921,895.34 | 178,342 | 2025-11-03 | Filing |
Institutional Investors' Holdings
Filing Period:
| No. | Name | Shares | Value | % Port |
|---|---|---|---|---|
| 1. | 129,680,916 | $5,534,781,496 | 0.08% | |
| 2. | 97,087,553 | $4,143,696,762 | 0.09% | |
| 3. | 70,111,196 | $2,992,345,845 | 0.09% | |
| 4. | 50,520,914 | $2,156,232,608 | 1.28% | |
| 5. | 45,702,845 | $1,950,597,451 | 0.08% |
News See All
Boston Scientific (BSX) Faces Growth Concerns in Key Medical Device Franchises
Aristotle Capital Management, LLC, an investment management company, released its "Core Equity Fund" Q2 2026 investor letter. A copy of the letter can be downloaded here.
Boston Scientific (BSX) Faces Growth Slowdown in Key Businesses
Parnassus Investments, an investment management company, released the “Parnassus Core Equity Fund” second quarter of 2026 investor letter. A copy of the letter can be downloaded here.
Here’s What Hurt Boston Scientific Corporation (BSX) in Q2
TCW Funds, an investment management firm, published its second-quarter 2026 investor letter for the ‘TCW Concentrated Large Cap Growth Fund.’ A copy of the letter can be downloaded here.
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