Mark Massaro
Stock Analyst at BTIG
(4.39)
# 333
Out of 5,135 analysts
181
Total ratings
52.5%
Success rate
18.76%
Average return
Main Sectors:
Stocks Rated by Mark Massaro
| Stock | Action | Price Target | Current | Upside | Ratings | Updated | |
|---|---|---|---|---|---|---|---|
| XGN Exagen | Maintains: Buy | $15 → $10 | $3.31 | +202.11% | 6 | Feb 17, 2026 | |
| PSNL Personalis | Maintains: Buy | $12 → $13 | $8.57 | +51.69% | 5 | Feb 11, 2026 | |
| ADPT Adaptive Biotechnologies | Maintains: Buy | $21 → $22 | $15.79 | +39.33% | 8 | Feb 6, 2026 | |
| IDXX IDEXX Laboratories | Maintains: Buy | $830 → $800 | $626.17 | +27.76% | 3 | Feb 3, 2026 | |
| MDXH MDxHealth | Reiterates: Buy | $7 | $3.51 | +99.43% | 10 | Dec 23, 2025 | |
| GH Guardant Health | Maintains: Buy | $100 → $140 | $107.11 | +30.71% | 7 | Dec 12, 2025 | |
| WGS GeneDx Holdings | Maintains: Buy | $165 → $200 | $91.03 | +119.71% | 7 | Dec 12, 2025 | |
| CSTL Castle Biosciences | Maintains: Buy | $38 → $50 | $33.42 | +49.61% | 6 | Dec 12, 2025 | |
| BLLN BillionToOne | Reiterates: Buy | $160 | $93.18 | +71.71% | 2 | Dec 10, 2025 | |
| NTRA Natera | Maintains: Buy | $230 → $260 | $211.25 | +23.08% | 16 | Dec 5, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterates: Buy | $160 | $125.56 | +27.43% | 4 | Dec 3, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintains: Buy | $96 → $105 | $52.56 | +99.77% | 6 | Nov 25, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Downgrades: Neutral | n/a | $103.31 | - | 20 | Nov 20, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintains: Buy | $6 → $7 | $4.75 | +47.37% | 3 | Nov 10, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintains: Buy | $22 → $25 | $19.44 | +28.60% | 5 | Nov 6, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Reiterates: Buy | $2.5 | $1.29 | +93.80% | 4 | Sep 10, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintains: Sell | $6 → $9 | $9.00 | - | 7 | Aug 25, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Downgrades: Neutral | n/a | $0.70 | - | 4 | Aug 11, 2025 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Downgrades: Neutral | n/a | $1.10 | - | 8 | Sep 10, 2024 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintains: Buy | $23 → $21 | $11.44 | +83.57% | 4 | May 2, 2024 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Downgrades: Neutral | n/a | $1.99 | - | 1 | Mar 12, 2024 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Downgrades: Neutral | n/a | $2.37 | - | 1 | Jan 20, 2023 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintains: Hold | $350 → $300 | $116.51 | +157.49% | 6 | Sep 22, 2020 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintains: Hold | $52 → $50 | $75.13 | -33.44% | 9 | Nov 11, 2019 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintains: Buy | $108 → $112 | $205.49 | -45.50% | 10 | Jul 24, 2019 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintains: Hold | $155 → $165 | $276.67 | -40.36% | 10 | May 2, 2019 | |
| XXXX XXXXXXXXXXXXXXXX Upgrade | Maintains: Buy | $78 → $80 | $23.13 | +245.87% | 9 | Sep 10, 2018 |
Exagen
Feb 17, 2026
Maintains: Buy
Price Target: $15 → $10
Current: $3.31
Upside: +202.11%
Personalis
Feb 11, 2026
Maintains: Buy
Price Target: $12 → $13
Current: $8.57
Upside: +51.69%
Adaptive Biotechnologies
Feb 6, 2026
Maintains: Buy
Price Target: $21 → $22
Current: $15.79
Upside: +39.33%
IDEXX Laboratories
Feb 3, 2026
Maintains: Buy
Price Target: $830 → $800
Current: $626.17
Upside: +27.76%
MDxHealth
Dec 23, 2025
Reiterates: Buy
Price Target: $7
Current: $3.51
Upside: +99.43%
Guardant Health
Dec 12, 2025
Maintains: Buy
Price Target: $100 → $140
Current: $107.11
Upside: +30.71%
GeneDx Holdings
Dec 12, 2025
Maintains: Buy
Price Target: $165 → $200
Current: $91.03
Upside: +119.71%
Castle Biosciences
Dec 12, 2025
Maintains: Buy
Price Target: $38 → $50
Current: $33.42
Upside: +49.61%
BillionToOne
Dec 10, 2025
Reiterates: Buy
Price Target: $160
Current: $93.18
Upside: +71.71%
Natera
Dec 5, 2025
Maintains: Buy
Price Target: $230 → $260
Current: $211.25
Upside: +23.08%
Dec 3, 2025
Reiterates: Buy
Price Target: $160
Current: $125.56
Upside: +27.43%
Nov 25, 2025
Maintains: Buy
Price Target: $96 → $105
Current: $52.56
Upside: +99.77%
Nov 20, 2025
Downgrades: Neutral
Price Target: n/a
Current: $103.31
Upside: -
Nov 10, 2025
Maintains: Buy
Price Target: $6 → $7
Current: $4.75
Upside: +47.37%
Nov 6, 2025
Maintains: Buy
Price Target: $22 → $25
Current: $19.44
Upside: +28.60%
Sep 10, 2025
Reiterates: Buy
Price Target: $2.5
Current: $1.29
Upside: +93.80%
Aug 25, 2025
Maintains: Sell
Price Target: $6 → $9
Current: $9.00
Upside: -
Aug 11, 2025
Downgrades: Neutral
Price Target: n/a
Current: $0.70
Upside: -
Sep 10, 2024
Downgrades: Neutral
Price Target: n/a
Current: $1.10
Upside: -
May 2, 2024
Maintains: Buy
Price Target: $23 → $21
Current: $11.44
Upside: +83.57%
Mar 12, 2024
Downgrades: Neutral
Price Target: n/a
Current: $1.99
Upside: -
Jan 20, 2023
Downgrades: Neutral
Price Target: n/a
Current: $2.37
Upside: -
Sep 22, 2020
Maintains: Hold
Price Target: $350 → $300
Current: $116.51
Upside: +157.49%
Nov 11, 2019
Maintains: Hold
Price Target: $52 → $50
Current: $75.13
Upside: -33.44%
Jul 24, 2019
Maintains: Buy
Price Target: $108 → $112
Current: $205.49
Upside: -45.50%
May 2, 2019
Maintains: Hold
Price Target: $155 → $165
Current: $276.67
Upside: -40.36%
Sep 10, 2018
Maintains: Buy
Price Target: $78 → $80
Current: $23.13
Upside: +245.87%