Matthew O'Brien
Stock Analyst at Piper Sandler
(0.06)
# 4,540
Out of 4,575 analysts
1257
Total ratings
35.2%
Success rate
-8.3%
Average return
Main Sectors:
Stocks Rated by Matthew O'Brien
| Stock | Action | Price Target | Current | Upside | Ratings | Updated | |
|---|---|---|---|---|---|---|---|
| ATRC AtriCure | Maintained: Buy | $50 | $35.04 | +42.69% | 42 | Jul 24, 2026 | |
| TMDX TransMedics Group | Maintained: Buy | $120 | $72.26 | +66.07% | 39 | Jul 22, 2026 | |
| KMTS Kestra Medical Technologies | Maintained: Buy | $30 | $21.06 | +42.45% | 7 | Jul 15, 2026 | |
| MDT Medtronic | Reiterated: Hold | $85 | $83.21 | +2.15% | 60 | Jul 14, 2026 | |
| BBNX Beta Bionics | Reiterated: Buy | $20 | $15.85 | +26.18% | 11 | Jun 22, 2026 | |
| DXCM DexCom | Maintained: Buy | $75 → $88 | $71.54 | +23.01% | 66 | Jun 15, 2026 | |
| PODD Insulet | Maintained: Buy | $210 | $163.26 | +28.63% | 38 | Jun 15, 2026 | |
| GMED Globus Medical | Maintained: Buy | $115 → $100 | $76.49 | +30.74% | 55 | Jun 15, 2026 | |
| BSX Boston Scientific | Maintained: Buy | $90 → $65 | $44.25 | +46.89% | 61 | Jun 12, 2026 | |
| HTFL HeartFlow | Reiterated: Buy | $38 | $24.12 | +57.55% | 4 | Jun 11, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Hold | $16 | $16.83 | -4.93% | 2 | Jun 4, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Buy | $18 | $10.80 | +66.67% | 5 | Jun 3, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $19 | $20.41 | -6.91% | 4 | May 14, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Hold | $1 | $0.691 | +44.72% | 26 | May 13, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $15 → $9 | $3.74 | +140.64% | 9 | May 13, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Buy | $12 | $4.74 | +153.16% | 23 | May 12, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $33 | $17.12 | +92.76% | 34 | May 8, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $25 → $14 | $8.26 | +69.49% | 37 | May 6, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $82 → $97 | $98.62 | -1.64% | 14 | May 1, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $420 | $330.25 | +27.18% | 53 | May 1, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $22 | $18.87 | +16.59% | 29 | May 1, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Hold | $39 | $42.68 | -8.62% | 41 | Apr 30, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $28 → $35 | $16.69 | +109.71% | 19 | Apr 30, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Initiated Coverage: Buy | $3 | $0.482 | +522.41% | 1 | Apr 14, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Buy | $25 | $16.62 | +50.42% | 6 | Mar 23, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Downgraded: Hold | $330 → $374 | $318.73 | +17.34% | 18 | Jan 15, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | n/a | $91.35 | - | 42 | Oct 13, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $3.5 | $4.91 | n/a | 24 | May 9, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $16 | $23.38 | n/a | 12 | May 8, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Downgraded: Hold | $245 → $140 | $132.10 | n/a | 26 | Feb 28, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $12 → $11 | $4.61 | n/a | 20 | Feb 14, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $140 → $180 | $153.58 | n/a | 62 | Jan 27, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Rated: Hold | $4.5 → $2 | $3.92 | n/a | 26 | Aug 9, 2024 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Hold | $3.5 → $3 | $0.6248 | n/a | 7 | Nov 10, 2023 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $55 → $44 | $19.79 | n/a | 38 | Jun 26, 2023 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $10 → $90 | $0.000001 | n/a | 15 | Nov 14, 2022 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $9 → $11 | $0.93 | n/a | 7 | Nov 14, 2022 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $12 → $10 | $1.73 | n/a | 24 | Nov 9, 2021 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $82 | $22.40 | n/a | 16 | Sep 2, 2021 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $62 → $79 | $74.32 | n/a | 25 | Jul 30, 2021 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $70 | $27.48 | n/a | 14 | Jul 6, 2021 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $3.5 | $3.83 | n/a | 6 | Mar 23, 2021 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $370 → $435 | $70.31 | n/a | 30 | Feb 11, 2021 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $7 | $0.2627 | n/a | 10 | Jan 27, 2021 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $4 → $7 | $0.000001 | n/a | 8 | Jan 12, 2021 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Buy | $70 → $73 | $78.19 | n/a | 38 | Jan 12, 2021 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $258 → $345 | $167.02 | n/a | 35 | Jul 23, 2020 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $600 → $633 | $337.50 | n/a | 27 | Sep 25, 2019 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Buy | $10 → $3 | $7.05 | n/a | 3 | Jan 7, 2018 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Buy | $18 | $4.20 | n/a | 9 | Dec 13, 2017 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Hold | $90 → $96 | $6.15 | n/a | 8 | Nov 7, 2017 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Buy | $73 → $69 | $12.93 | n/a | 9 | Aug 9, 2017 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Hold | $65 → $70 | $195.27 | n/a | 8 | Aug 2, 2017 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | n/a | $0.4287 | n/a | 2 | Aug 14, 2014 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Downgraded: Hold | n/a | $7.08 | n/a | 2 | May 8, 2012 |
AtriCure
Jul 24, 2026
Maintained: Buy
Price Target: $50
Current: $35.04
Upside: +42.69%
TransMedics Group
Jul 22, 2026
Maintained: Buy
Price Target: $120
Current: $72.26
Upside: +66.07%
Kestra Medical Technologies
Jul 15, 2026
Maintained: Buy
Price Target: $30
Current: $21.06
Upside: +42.45%
Medtronic
Jul 14, 2026
Reiterated: Hold
Price Target: $85
Current: $83.21
Upside: +2.15%
Beta Bionics
Jun 22, 2026
Reiterated: Buy
Price Target: $20
Current: $15.85
Upside: +26.18%
DexCom
Jun 15, 2026
Maintained: Buy
Price Target: $75 → $88
Current: $71.54
Upside: +23.01%
Insulet
Jun 15, 2026
Maintained: Buy
Price Target: $210
Current: $163.26
Upside: +28.63%
Globus Medical
Jun 15, 2026
Maintained: Buy
Price Target: $115 → $100
Current: $76.49
Upside: +30.74%
Boston Scientific
Jun 12, 2026
Maintained: Buy
Price Target: $90 → $65
Current: $44.25
Upside: +46.89%
HeartFlow
Jun 11, 2026
Reiterated: Buy
Price Target: $38
Current: $24.12
Upside: +57.55%
Jun 4, 2026
Reiterated: Hold
Price Target: $16
Current: $16.83
Upside: -4.93%
Jun 3, 2026
Reiterated: Buy
Price Target: $18
Current: $10.80
Upside: +66.67%
May 14, 2026
Maintained: Buy
Price Target: $19
Current: $20.41
Upside: -6.91%
May 13, 2026
Reiterated: Hold
Price Target: $1
Current: $0.691
Upside: +44.72%
May 13, 2026
Maintained: Buy
Price Target: $15 → $9
Current: $3.74
Upside: +140.64%
May 12, 2026
Reiterated: Buy
Price Target: $12
Current: $4.74
Upside: +153.16%
May 8, 2026
Maintained: Buy
Price Target: $33
Current: $17.12
Upside: +92.76%
May 6, 2026
Maintained: Buy
Price Target: $25 → $14
Current: $8.26
Upside: +69.49%
May 1, 2026
Maintained: Buy
Price Target: $82 → $97
Current: $98.62
Upside: -1.64%
May 1, 2026
Maintained: Buy
Price Target: $420
Current: $330.25
Upside: +27.18%
May 1, 2026
Maintained: Buy
Price Target: $22
Current: $18.87
Upside: +16.59%
Apr 30, 2026
Reiterated: Hold
Price Target: $39
Current: $42.68
Upside: -8.62%
Apr 30, 2026
Maintained: Buy
Price Target: $28 → $35
Current: $16.69
Upside: +109.71%
Apr 14, 2026
Initiated Coverage: Buy
Price Target: $3
Current: $0.482
Upside: +522.41%
Mar 23, 2026
Reiterated: Buy
Price Target: $25
Current: $16.62
Upside: +50.42%
Jan 15, 2026
Downgraded: Hold
Price Target: $330 → $374
Current: $318.73
Upside: +17.34%
Oct 13, 2025
Maintained: Hold
Price Target: n/a
Current: $91.35
Upside: -
May 9, 2025
Maintained: Hold
Price Target: $3.5
Current: $4.91
Upside: n/a
May 8, 2025
Maintained: Hold
Price Target: $16
Current: $23.38
Upside: n/a
Feb 28, 2025
Downgraded: Hold
Price Target: $245 → $140
Current: $132.10
Upside: n/a
Feb 14, 2025
Maintained: Hold
Price Target: $12 → $11
Current: $4.61
Upside: n/a
Jan 27, 2025
Maintained: Buy
Price Target: $140 → $180
Current: $153.58
Upside: n/a
Aug 9, 2024
Rated: Hold
Price Target: $4.5 → $2
Current: $3.92
Upside: n/a
Nov 10, 2023
Reiterated: Hold
Price Target: $3.5 → $3
Current: $0.6248
Upside: n/a
Jun 26, 2023
Maintained: Hold
Price Target: $55 → $44
Current: $19.79
Upside: n/a
Nov 14, 2022
Maintained: Buy
Price Target: $10 → $90
Current: $0.000001
Upside: n/a
Nov 14, 2022
Maintained: Buy
Price Target: $9 → $11
Current: $0.93
Upside: n/a
Nov 9, 2021
Maintained: Buy
Price Target: $12 → $10
Current: $1.73
Upside: n/a
Sep 2, 2021
Maintained: Hold
Price Target: $82
Current: $22.40
Upside: n/a
Jul 30, 2021
Maintained: Buy
Price Target: $62 → $79
Current: $74.32
Upside: n/a
Jul 6, 2021
Maintained: Buy
Price Target: $70
Current: $27.48
Upside: n/a
Mar 23, 2021
Maintained: Hold
Price Target: $3.5
Current: $3.83
Upside: n/a
Feb 11, 2021
Maintained: Buy
Price Target: $370 → $435
Current: $70.31
Upside: n/a
Jan 27, 2021
Maintained: Hold
Price Target: $7
Current: $0.2627
Upside: n/a
Jan 12, 2021
Maintained: Buy
Price Target: $4 → $7
Current: $0.000001
Upside: n/a
Jan 12, 2021
Reiterated: Buy
Price Target: $70 → $73
Current: $78.19
Upside: n/a
Jul 23, 2020
Maintained: Buy
Price Target: $258 → $345
Current: $167.02
Upside: n/a
Sep 25, 2019
Maintained: Buy
Price Target: $600 → $633
Current: $337.50
Upside: n/a
Jan 7, 2018
Reiterated: Buy
Price Target: $10 → $3
Current: $7.05
Upside: n/a
Dec 13, 2017
Reiterated: Buy
Price Target: $18
Current: $4.20
Upside: n/a
Nov 7, 2017
Reiterated: Hold
Price Target: $90 → $96
Current: $6.15
Upside: n/a
Aug 9, 2017
Reiterated: Buy
Price Target: $73 → $69
Current: $12.93
Upside: n/a
Aug 2, 2017
Reiterated: Hold
Price Target: $65 → $70
Current: $195.27
Upside: n/a
Aug 14, 2014
Maintained: Buy
Price Target: n/a
Current: $0.4287
Upside: n/a
May 8, 2012
Downgraded: Hold
Price Target: n/a
Current: $7.08
Upside: n/a