Brandon Couillard
Stock Analyst at Wells Fargo
(4.88)
# 312
Out of 4,655 analysts
703
Total ratings
63.3%
Success rate
18.2%
Average return
Main Sectors:
Stocks Rated by Brandon Couillard
| Stock | Action | Price Target | Current | Upside | Ratings | Updated | |
|---|---|---|---|---|---|---|---|
| MLAB Mesa Laboratories | Maintained: Hold | $94 → $110 | $113.20 | -2.83% | 15 | Aug 14, 2026 | |
| NTRA Natera | Maintained: Hold | $220 → $284 | $310.78 | -8.62% | 6 | Aug 7, 2026 | |
| BLLN BillionToOne | Maintained: Hold | $90 | $94.04 | -4.30% | 6 | Aug 6, 2026 | |
| BIO Bio-Rad Laboratories | Rated: Hold | $310 → $330 | $361.19 | -8.64% | 57 | Aug 5, 2026 | |
| WGS GeneDx Holdings | Maintained: Buy | $75 | $79.15 | -5.24% | 15 | Aug 4, 2026 | |
| MYGN Myriad Genetics | Maintained: Hold | $5.5 → $3 | $3.17 | -5.36% | 31 | Aug 2, 2026 | |
| RGEN Repligen | Maintained: Buy | $180 → $185 | $167.56 | +10.41% | 30 | Jul 30, 2026 | |
| AVTR Avantor | Maintained: Buy | $14 → $16 | $13.85 | +15.52% | 19 | Jul 30, 2026 | |
| GH Guardant Health | Maintained: Buy | $125 | $159.54 | -21.65% | 9 | Jul 29, 2026 | |
| TMO Thermo Fisher Scientific | Rated: Buy | $615 | $595.89 | +3.21% | 42 | Jul 23, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $212 → $195 | $203.89 | -4.36% | 53 | Jul 22, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $62 | $72.17 | -14.09% | 6 | Jun 26, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $165 → $160 | $149.29 | +7.17% | 55 | May 28, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $355 → $370 | $413.51 | -10.52% | 29 | May 14, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $18 → $21 | $47.38 | -55.68% | 11 | Feb 25, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $107 → $110 | $117.50 | -6.38% | 38 | Feb 3, 2026 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $50 → $55 | $57.93 | -5.06% | 40 | Dec 15, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $1,400 → $1,450 | $1,430.76 | +1.34% | 25 | Dec 15, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $4 → $4.5 | $5.78 | -22.15% | 12 | Dec 15, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $21 → $17 | $15.13 | n/a | 4 | Mar 13, 2024 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Hold | $88 → $81 | $90.12 | n/a | 21 | Mar 6, 2024 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $36 → $38 | $11.58 | n/a | 25 | Feb 29, 2024 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Downgraded: Hold | $32 → $23 | $28.08 | n/a | 6 | Feb 9, 2024 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $305 → $325 | $176.20 | n/a | 43 | Feb 1, 2024 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $200 | $353.85 | n/a | 26 | Aug 29, 2022 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $13 → $11 | $0.89 | n/a | 2 | May 4, 2022 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Rated: Buy | $26 | $1.60 | n/a | 7 | Jun 18, 2021 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Rated: Hold | $16 → $15 | $4.02 | n/a | 20 | Aug 6, 2020 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintained: Buy | $280 → $300 | $181.97 | n/a | 17 | May 18, 2020 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Hold | $3.5 → $4.5 | $1.40 | n/a | 16 | Aug 8, 2018 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Buy | $2 → $1.75 | $0.3281 | n/a | 11 | Jul 27, 2018 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Buy | $116 | $68.53 | n/a | 1 | May 31, 2017 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterated: Hold | $26 | $43.23 | n/a | 5 | Nov 22, 2016 |
Mesa Laboratories
Aug 14, 2026
Maintained: Hold
Price Target: $94 → $110
Current: $113.20
Upside: -2.83%
Natera
Aug 7, 2026
Maintained: Hold
Price Target: $220 → $284
Current: $310.78
Upside: -8.62%
BillionToOne
Aug 6, 2026
Maintained: Hold
Price Target: $90
Current: $94.04
Upside: -4.30%
Bio-Rad Laboratories
Aug 5, 2026
Rated: Hold
Price Target: $310 → $330
Current: $361.19
Upside: -8.64%
GeneDx Holdings
Aug 4, 2026
Maintained: Buy
Price Target: $75
Current: $79.15
Upside: -5.24%
Myriad Genetics
Aug 2, 2026
Maintained: Hold
Price Target: $5.5 → $3
Current: $3.17
Upside: -5.36%
Repligen
Jul 30, 2026
Maintained: Buy
Price Target: $180 → $185
Current: $167.56
Upside: +10.41%
Avantor
Jul 30, 2026
Maintained: Buy
Price Target: $14 → $16
Current: $13.85
Upside: +15.52%
Guardant Health
Jul 29, 2026
Maintained: Buy
Price Target: $125
Current: $159.54
Upside: -21.65%
Thermo Fisher Scientific
Jul 23, 2026
Rated: Buy
Price Target: $615
Current: $595.89
Upside: +3.21%
Jul 22, 2026
Maintained: Hold
Price Target: $212 → $195
Current: $203.89
Upside: -4.36%
Jun 26, 2026
Maintained: Buy
Price Target: $62
Current: $72.17
Upside: -14.09%
May 28, 2026
Maintained: Buy
Price Target: $165 → $160
Current: $149.29
Upside: +7.17%
May 14, 2026
Maintained: Hold
Price Target: $355 → $370
Current: $413.51
Upside: -10.52%
Feb 25, 2026
Maintained: Hold
Price Target: $18 → $21
Current: $47.38
Upside: -55.68%
Feb 3, 2026
Maintained: Hold
Price Target: $107 → $110
Current: $117.50
Upside: -6.38%
Dec 15, 2025
Maintained: Buy
Price Target: $50 → $55
Current: $57.93
Upside: -5.06%
Dec 15, 2025
Maintained: Hold
Price Target: $1,400 → $1,450
Current: $1,430.76
Upside: +1.34%
Dec 15, 2025
Maintained: Buy
Price Target: $4 → $4.5
Current: $5.78
Upside: -22.15%
Mar 13, 2024
Maintained: Buy
Price Target: $21 → $17
Current: $15.13
Upside: n/a
Mar 6, 2024
Maintained: Hold
Price Target: $88 → $81
Current: $90.12
Upside: n/a
Feb 29, 2024
Maintained: Buy
Price Target: $36 → $38
Current: $11.58
Upside: n/a
Feb 9, 2024
Downgraded: Hold
Price Target: $32 → $23
Current: $28.08
Upside: n/a
Feb 1, 2024
Maintained: Buy
Price Target: $305 → $325
Current: $176.20
Upside: n/a
Aug 29, 2022
Maintained: Buy
Price Target: $200
Current: $353.85
Upside: n/a
May 4, 2022
Maintained: Buy
Price Target: $13 → $11
Current: $0.89
Upside: n/a
Jun 18, 2021
Rated: Buy
Price Target: $26
Current: $1.60
Upside: n/a
Aug 6, 2020
Rated: Hold
Price Target: $16 → $15
Current: $4.02
Upside: n/a
May 18, 2020
Maintained: Buy
Price Target: $280 → $300
Current: $181.97
Upside: n/a
Aug 8, 2018
Reiterated: Hold
Price Target: $3.5 → $4.5
Current: $1.40
Upside: n/a
Jul 27, 2018
Reiterated: Buy
Price Target: $2 → $1.75
Current: $0.3281
Upside: n/a
May 31, 2017
Reiterated: Buy
Price Target: $116
Current: $68.53
Upside: n/a
Nov 22, 2016
Reiterated: Hold
Price Target: $26
Current: $43.23
Upside: n/a