Protagonist Therapeutics, Inc. PTGX
Set alert
139.37 USD -5.48 -3.78%
At close · Nov 2
139.37 0.00 0.00%
After hours · Nov 2, 4:00 PM ET
139.35 Day range 146.01
75.44 52-week range 160.81
- YTD
- +59.57%
- 1 year
- +77.27%
- Open
- 145.74
- Prev close
- 144.85
- Mkt cap
- 9.02B
- Vol
- 486.64K
- Avg vol
- 645.05K
- EPS
- 0.99
- P/E
- 140.78
- Div yield
- 0.00%
More statistics
- Low
- 139.35
- High
- 146.01
- Forward P/E
- -1404.09
- Beta
- 1.22
- Short ratio
- 12.29
- Inst. own
- 119.68%
- Dividend
- 0.00
- Ex-div date
- Earnings
- Nov 5, 2026
- 50-d avg
- 142.93
- 200-d avg
- 116.62
- 1y target
- 178.57
MAX chart
Events in this range
- Aug 6, 2025Earnings: -0.55; estimate -0.53; surprise -3.77%
- Nov 6, 2025Earnings: -0.62; estimate -0.59; surprise -5.08%
- May 5, 2026Earnings: 0.05; estimate -0.65; surprise 107.69%
- Aug 5, 2026Earnings: 2.29; estimate 2.23; surprise 2.69%
- Sep 1, 2026Rating: BMO Capital · Outperform → Outperform
- Sep 1, 2026Rating: Barclays · Overweight → Overweight
- Nov 5, 2026Earnings: —; estimate 2.5; surprise —%
Signals (30)
| Name | Date | Ago |
|---|---|---|
| RSI: Overbought | Aug 1, 2025 | 1 year ago |
| RSI: Overbought | Jun 1, 2025 | 1 year ago |
| SMA: Bullish | Mar 1, 2025 | 1 year ago |
| SMA: Bearish | Jan 1, 2025 | 1 year ago |
| RSI: Overbought | Sep 1, 2024 | 2 years ago |
| SMA: Bullish | Dec 1, 2023 | 2 years ago |
| SMA: Bullish | Dec 1, 2023 | 2 years ago |
| SMA: Bearish | Sep 1, 2023 | 3 years ago |
| SMA: Bearish | Jul 1, 2023 | 3 years ago |
| SMA: Bullish | Mar 1, 2023 | 3 years ago |
| MACD: Buy Signal | Mar 1, 2023 | 3 years ago |
| SMA: Bullish | Dec 1, 2022 | 3 years ago |
| SMA: Bearish | Apr 1, 2022 | 4 years ago |
| MACD: Sell Signal | Jan 1, 2022 | 4 years ago |
| SMA: Bullish | Oct 1, 2021 | 5 years ago |
| SMA: Bearish | Sep 1, 2021 | 5 years ago |
| SMA: Bearish | Sep 1, 2021 | 5 years ago |
| RSI: Overbought | May 1, 2021 | 5 years ago |
| SMA: Bullish | May 1, 2020 | 6 years ago |
| SMA: Bullish | May 1, 2020 | 6 years ago |
Newest 20 of 30.
Held by funds
199 US ETFs and mutual funds hold PTGX · largest positions
Ownership
Held by insiders 0.71%
Held by institutions 119.68%
Float held by institutions 120.53%
Institutions 506
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Blackrock Inc. | 15.93% | 10,307,837 | 1.44B | Jun 29, 2026 |
| Farallon Capital Management LLC | 9.81% | 6,348,906 | 884.85M | Jun 29, 2026 |
| RTW Investments LP | 7.82% | 5,061,175 | 705.38M | Jun 29, 2026 |
| Vanguard Portfolio Management LLC | 5.61% | 3,629,298 | 505.82M | Jun 29, 2026 |
| Wellington Management Group, LLP | 5.28% | 3,416,781 | 476.20M | Jun 29, 2026 |
| UBS Group AG | 5.25% | 3,399,221 | 473.75M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| iShares Trust-iShares Core S&P Small-Cap ETF | 5.96% | 3,854,840 | 537.25M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 3.16% | 2,044,938 | 285.00M | Jun 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 2.46% | 1,594,175 | 222.18M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund | 2.28% | 1,475,422 | 205.63M | Jun 29, 2026 |
| VANGUARD SPECIALIZED FUNDS-Vanguard Health Care Fund | 1.92% | 1,243,618 | 173.32M | Jul 30, 2026 |
| SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF | 1.57% | 1,013,552 | 141.26M | Sep 29, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| ALI ASIF | Chief Financial Officer | Sale | Apr 19, 2026 | 59,003 |
| GIRAUDO BRYAN M. | Director | Sale | May 7, 2026 | 0 |
| GUPTA SUNEEL | Officer | Conversion of Exercise of derivative security | Nov 25, 2024 | 267,433 |
| MOLINA ARTURO MD | Officer | Conversion of Exercise of derivative security | Mar 25, 2026 | 84,115 |
| O DOWD SARAH A | Director | Stock Award(Grant) | Jan 1, 2026 | 7,825 |
| PATEL DINESH V | Chief Executive Officer | Conversion of Exercise of derivative security | Sep 9, 2026 | 522,968 |