Protagonist Therapeutics, Inc hedge fund holdings
PTGXNASDAQ$140.63+0.57 (+0.41% today)
Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.
Price vs funds buying and selling
PTGX · close · 13FReported Aug 14, 2026Price vs funds buying and selling data
Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+119.3%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.Price and fund activity data
| Quarter | Funds buying | Funds selling | Bought | Sold | Filers | Reported |
|---|---|---|---|---|---|---|
| Q2 2025 | 126 | 91 | $619M | $254M | 256 | Aug 14, 2025 |
| Q3 2025 | 95 | 103 | $470M | $444M | 259 | Nov 14, 2025 |
| Q4 2025 | 117 | 111 | $905M | $1B | 297 | Feb 14, 2026 |
| Q1 2026 | 116 | 106 | $1.05B | $416M | 304 | May 15, 2026 |
| Q2 2026 | 145 | 74 | $530M | $904M | 321 | Aug 14, 2026 |
Quarterly action breakdown
Q2 2026
321 filersNew position
52$107M+873K sh
Increased
93$423M+3.45M sh
Reduced
46-$505M-4.12M sh
Out / sold
28-$399M-3.26M sh
Last 4 quarters · free
Reported Aug 14, 2026
| Fund | Action | Change in dollar | Value | % of portfolio | Reported |
|---|---|---|---|---|---|
| Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A. | Sell 100% | -$60.3M | $0 | 0.00% | Aug 7, 2026 |
| Stephens Investment Management Group LLC | New Buy | +$34.5M | $34.5M | 0.37% | Jul 29, 2026 |
| Vestal Point Capital, LP | Sell 100% | -$34.4M | $0 | 0.00% | Aug 14, 2026 |
| Perceptive Advisors LLC | Reduce 20.23% | -$30.5M | $120M | 1.81% | Aug 14, 2026 |
| Adage Capital Partners GP, L.L.C. | Sell 100% | -$29.8M | $0 | 0.00% | Aug 14, 2026 |
| Lord, Abbett & Co. LLC | Added 144.09% | +$28.9M | $48.9M | 0.14% | Aug 14, 2026 |
| Holocene Advisors, LP | Reduce 95.95% | -$24.7M | $1.04M | 0.00% | Aug 14, 2026 |
| Wellington Management Group LLP | Reduce 5.08% | -$22.4M | $419M | 0.07% | Aug 14, 2026 |
| Nomura Asset Management International Inc. | New Buy | +$17.3M | $17.3M | 0.03% | Aug 14, 2026 |
| Catalio Capital Management, LP | New Buy | +$13.1M | $13.1M | 2.46% | Aug 14, 2026 |
| Jennison Associates LLC | Added 7.43% | +$9.77M | $141M | 0.08% | Aug 3, 2026 |
| Eagle Health Investments LP | Added 38.48% | +$8.46M | $30.4M | 5.05% | Aug 10, 2026 |
| 683 Capital Management, LLC | Reduce 18.31% | -$7.97M | $35.5M | 1.75% | Aug 14, 2026 |
| Eversept Partners, LP | New Buy | +$7.17M | $7.17M | 0.37% | Aug 14, 2026 |
| Hood River Capital Management LLC | Added 6.45% | +$6.55M | $108M | 0.78% | Aug 14, 2026 |
| Assetmark, Inc | Added 112.50% | +$6.4M | $12.1M | 0.02% | Jul 30, 2026 |
| Castleark Management LLC | New Buy | +$6.2M | $6.2M | 0.17% | Aug 14, 2026 |
| Duquesne Family Office LLC | Added 30.81% | +$6.03M | $25.6M | 0.49% | Aug 14, 2026 |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | Reduce 15.05% | -$5.65M | $31.9M | 0.03% | Aug 13, 2026 |
| Integral Health Asset Management, LLC | Sell 100% | -$5.27M | $0 | 0.00% | Aug 14, 2026 |
| Seven Fleet Capital Management LP | Added 1035.00% | +$5.07M | $5.57M | 0.92% | Aug 17, 2026 |
| Bellevue Group AG | Added 285.42% | +$5.05M | $6.83M | 0.14% | Aug 14, 2026 |
| ADAR1 Capital Management, LLC | Reduce 3.35% | -$4.08M | $118M | 5.39% | Aug 14, 2026 |
| First Trust Advisors LP | Reduce 37.55% | -$4.04M | $6.73M | 0.00% | Aug 11, 2026 |
| SEB Asset Management AB | Reduce 9.66% | -$2.75M | $25.7M | 0.10% | Aug 4, 2026 |
| Rafferty Asset Management, LLC | Reduce 44.18% | -$2.53M | $3.2M | 0.01% | Aug 14, 2026 |
| Keystone Investors Pte Ltd | Sell 100% | -$2.3M | $0 | 0.00% | Aug 14, 2026 |
| Phocas Financial Corp. | New Buy | +$2.01M | $2.01M | 0.28% | Jul 31, 2026 |
| Great Lakes Advisors, LLC | Reduce 19.90% | -$1.73M | $6.98M | 0.05% | Aug 10, 2026 |
| Nordea Investment Management AB | Added 25.36% | +$1.61M | $7.94M | 0.01% | Aug 5, 2026 |
| Pictet Asset Management Holding SA | Reduce 2.25% | -$1.6M | $69.6M | 0.07% | Jul 30, 2026 |
| Jackson Creek Investment Advisors LLC | New Buy | +$1.59M | $1.59M | 0.53% | Aug 10, 2026 |
| Calamos Advisors LLC | Reduce 49.17% | -$1.41M | $1.46M | 0.00% | Jul 31, 2026 |
| NEXTBio Capital Management LP | Reduce 4.48% | -$1.26M | $26.9M | 12.37% | Aug 14, 2026 |
| Driehaus Capital Management LLC | Added 1.40% | +$1.24M | $89.6M | 0.52% | Aug 14, 2026 |
| EFG International AG | Reduce 19.14% | -$1.17M | $4.96M | 0.09% | Aug 14, 2026 |
| HighVista Strategies LLC | Reduce 27.74% | -$1.15M | $3M | 0.68% | Aug 14, 2026 |
| State of Alaska, Department of Revenue | Reduce 24.40% | -$1.11M | $3.44M | 0.03% | Jul 20, 2026 |
| Hussman Strategic Advisors, Inc. | Sell 100% | -$1.11M | $0 | 0.00% | Aug 3, 2026 |
| Virtus Investment Advisers, LLC | Added 270.38% | +$948K | $1.3M | 0.30% | Aug 11, 2026 |
| Fred Alger Management, LLC | New Buy | +$938K | $938K | 0.00% | Aug 14, 2026 |
| Erste Asset Management GmbH | Added 55.56% | +$912K | $2.55M | 0.02% | Jul 28, 2026 |
| Profund Advisors LLC | Reduce 29.51% | -$827K | $1.98M | 0.05% | Aug 11, 2026 |
| Guggenheim Capital LLC | Added 42.67% | +$799K | $2.67M | 0.02% | Aug 12, 2026 |
| Campbell & CO Investment Adviser LLC | New Buy | +$761K | $761K | 0.04% | Aug 3, 2026 |
| Tidal Investments LLC | Reduce 54.79% | -$741K | $611K | 0.00% | Aug 13, 2026 |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | Reduce 64.67% | -$740K | $404K | 0.09% | Aug 13, 2026 |
| Moody Aldrich Partners LLC | Added 10.59% | +$700K | $7.31M | 1.31% | Jul 15, 2026 |
| VANGUARD ASSET MANAGEMENT, Ltd | Added 11.32% | +$644K | $6.33M | 0.00% | Aug 13, 2026 |
| Pacer Advisors, Inc. | Reduce 91.13% | -$545K | $53K | 0.00% | Aug 13, 2026 |
| Weiss Asset Management LP | Added 45.29% | +$543K | $1.74M | 0.02% | Aug 14, 2026 |
| Bridgewater Associates, LP | Added 75.68% | +$489K | $1.14M | 0.00% | Aug 14, 2026 |
| Cynosure Group, LLC | Sell 100% | -$489K | $0 | 0.00% | Aug 5, 2026 |
| Dymon Asia Capital (Singapore) Pte. Ltd. | Sell 100% | -$485K | $0 | 0.00% | Jul 23, 2026 |
| Himension Capital (Singapore) Pte. Ltd. | New Buy | +$471K | $471K | 0.03% | Aug 13, 2026 |
| Axiom Investors LLC | Reduce 4.44% | -$465K | $10M | 0.09% | Aug 12, 2026 |
| Caprock Group, LLC | New Buy | +$455K | $455K | 0.01% | Jul 27, 2026 |
| Palumbo Wealth Management LLC | Reduce 60.71% | -$453K | $293K | 0.06% | Aug 12, 2026 |
| Abacus Wealth Partners, LLC | Sell 100% | -$432K | $0 | 0.00% | Jul 22, 2026 |
| Fisher Asset Management, LLC | Reduce 1.98% | -$423K | $20.9M | 0.01% | Aug 4, 2026 |
| China Universal Asset Management Co., Ltd. | Reduce 23.04% | -$421K | $1.41M | 0.08% | Jul 24, 2026 |
| Kennedy Capital Management LLC | Reduce 2.25% | -$378K | $16.4M | 0.29% | Aug 14, 2026 |
| Triglav Investments, D.O.O. | New Buy | +$368K | $368K | 0.02% | Aug 11, 2026 |
| Natixis Advisors, LLC | Added 12.46% | +$346K | $3.12M | 0.00% | Aug 14, 2026 |
| Bayforest Capital Ltd | New Buy | +$328K | $328K | 0.30% | Aug 5, 2026 |
| Public Sector Pension Investment Board | Reduce 1.23% | -$318K | $25.5M | 0.07% | Aug 13, 2026 |
| Blueshift Asset Management, LLC | New Buy | +$314K | $314K | 0.07% | Aug 14, 2026 |
| Gotham Asset Management, LLC | Reduce 11.78% | -$305K | $2.29M | 0.01% | Aug 14, 2026 |
| Elevation Point Wealth Partners, LLC | New Buy | +$290K | $290K | 0.01% | Aug 12, 2026 |
| Silvercrest Asset Management Group LLC | Reduce 4.72% | -$277K | $5.6M | 0.04% | Aug 14, 2026 |
| E Fund Management Co., Ltd. | Reduce 35.50% | -$263K | $477K | 0.01% | Aug 11, 2026 |
| Axq Capital, LP | New Buy | +$262K | $262K | 0.03% | Aug 6, 2026 |
| Vise Technologies, Inc. | Sell 100% | -$262K | $0 | 0.00% | Aug 11, 2026 |
| RTW Investments, LP | Added 0.04% | +$260K | $620M | 5.30% | Aug 14, 2026 |
| Bessemer Group Inc | Reduce 3.88% | -$258K | $6.38M | 0.01% | Aug 12, 2026 |
| GTS Securities LLC | Sell 100% | -$255K | $0 | 0.00% | Aug 14, 2026 |
| Segall Bryant & Hamill, LLC | Added 0.94% | +$246K | $26.3M | 0.31% | Aug 12, 2026 |
| Praxis Investment Management Inc | New Buy | +$236K | $236K | 0.01% | Aug 4, 2026 |
| MML Investors Services, LLC | New Buy | +$224K | $224K | 0.00% | Aug 7, 2026 |
| Quantinno Capital Management LP | Added 27.02% | +$213K | $1M | 0.00% | Aug 13, 2026 |
| Connecticut Capital Management Group, LLC | New Buy | +$213K | $213K | 0.17% | Jul 20, 2026 |
| Franklin Street Advisors Inc | Added 15.56% | +$211K | $1.57M | 0.09% | Jul 9, 2026 |
| Polen Capital Management LLC | Reduce 6.93% | -$207K | $2.78M | 0.02% | Aug 4, 2026 |
| CFC Planning Co LLC | New Buy | +$205K | $205K | 0.12% | Aug 5, 2026 |
| Handelsbanken Fonder AB | Added 7.54% | +$184K | $2.62M | 0.01% | Jul 10, 2026 |
| Cambria Investment Management, L.P. | Added 14.62% | +$123K | $965K | 0.05% | Aug 14, 2026 |
| Bamco Inc | Added 6.67% | +$123K | $1.96M | 0.00% | Aug 14, 2026 |
| Harbor Investment Advisory, LLC | New Buy | +$88.7K | $88.7K | 0.01% | Jul 7, 2026 |
| Keybank National Association | Added 16.59% | +$87.2K | $613K | 0.00% | Jul 28, 2026 |
| Ensign Peak Advisors, Inc | Reduce 15.60% | -$85.8K | $464K | 0.00% | Aug 14, 2026 |
| CIBC Asset Management Inc | Reduce 26.02% | -$85.1K | $242K | 0.00% | Aug 3, 2026 |
| Illinois Municipal Retirement Fund | Added 2.15% | +$75.4K | $3.58M | 0.04% | Aug 12, 2026 |
| CANADA LIFE ASSURANCE Co | Added 1.28% | +$74.1K | $5.88M | 0.01% | Aug 13, 2026 |
| KLP Kapitalforvaltning As | Added 5.45% | +$73.5K | $1.42M | 0.00% | Aug 12, 2026 |
| Xponance LLC | Added 10.78% | +$72.3K | $743K | 0.00% | Aug 10, 2026 |
| State of New Jersey Common Pension Fund D | Reduce 3.43% | -$71.8K | $2.02M | 0.01% | Aug 4, 2026 |
| CFG Wealth Management Services, Inc. | Sell 100% | -$64.4K | $0 | 0.00% | Jul 15, 2026 |
| Vanguard Investments Australia, Ltd. | Added 4.33% | +$64.4K | $1.55M | 0.00% | Aug 13, 2026 |
| Eventide Asset Management, LLC | Added 17.60% | +$59.8K | $400K | 0.01% | Aug 14, 2026 |
| Thrivent Financial for Lutherans | Added 1.20% | +$57.9K | $4.87M | 0.01% | Aug 14, 2026 |