Security record
PTGX
Protagonist Therapeutics, Inc. · Healthcare · Biotechnology
106Tracked holders
+1Δ holders
45.41MShares held
$5.57BReported value
+7New positions
−6Exits
Momentum inputs (comparable managers):
holder breadth +1.0% ·
share flow -3.5% ·
net new positions +0.9%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 106 | +1 | 45.41M | $5.57B | +7 | −6 |
| Q1 2026 | 108 | -1 | 49.99M | $5.27B | +9 | −10 |
| Q4 2025 | 107 | +4 | 45.87M | $4.01B | +4 | — |
| Q3 2025 | 17 | 0 | 26.31M | $1.75B | +2 | −2 |
| Q2 2025 | 14 | -1 | 22.53M | $1.25B | +1 | −2 |
| Q1 2025 | 12 | +1 | 7.51M | $363.26M | +3 | −2 |
| Q4 2024 | 11 | -2 | 7.82M | $302.00M | — | −2 |
| Q3 2024 | 12 | +2 | 4.92M | $221.52M | +3 | −1 |
| Q2 2024 | 10 | — | 7.44M | $257.83M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 10.31M | +5.4% | $1.26B | 0.0% | ▲ Add | 5 | SEC ↗ |
| 18 | Wellington Management ✦ | 3.42M | -5.1% | $418.83M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 19 | Wellington Management ✦ | 3.42M | -5.1% | $418.83M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 20 | Wellington Management ✦ | 3.42M | -5.1% | $418.83M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 21 | Wellington Management ✦ | 3.42M | -5.1% | $418.83M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 22 | Wellington Management ✦ | 3.42M | -5.1% | $418.83M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 23 | Wellington Management ✦ | 3.42M | -5.1% | $418.83M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 24 | Wellington Management ✦ | 3.42M | -5.1% | $418.83M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 25 | UBS Group AG | 3.40M | -34.4% | $416.68M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 26 | UBS Group AG | 3.40M | -34.4% | $416.68M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 27 | UBS Group AG | 3.40M | -34.4% | $416.68M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 28 | State Street Global Advisors ✦ (passive) | 3.32M | +6.6% | $407.16M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 29 | Vanguard Capital Management Llc | 2.85M | +1.7% | $349.77M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 30 | Invesco Ltd. | 2.34M | +8.1% | $286.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 31 | Invesco Ltd. | 2.34M | +8.1% | $286.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 32 | Invesco Ltd. | 2.34M | +8.1% | $286.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 33 | Invesco Ltd. | 2.34M | +8.1% | $286.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 34 | Invesco Ltd. | 2.34M | +8.1% | $286.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 35 | Invesco Ltd. | 2.34M | +8.1% | $286.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 36 | Invesco Ltd. | 2.34M | +8.1% | $286.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 37 | T. Rowe Price ✦ | 2.15M | +29.1% | $263.51M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 38 | T. Rowe Price ✦ | 2.15M | +29.1% | $263.51M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 39 | Geode Capital Management ✦ (passive) | 1.74M | +4.3% | $213.48M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 40 | Geode Capital Management ✦ (passive) | 1.74M | +4.3% | $213.48M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 41 | Bank Of America Corp /De/ | 1.32M | +2.2% | $162.36M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 42 | Bank Of America Corp /De/ | 1.32M | +2.2% | $162.36M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 43 | Bank Of America Corp /De/ | 1.32M | +2.2% | $162.36M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 44 | Bank Of America Corp /De/ | 1.32M | +2.2% | $162.36M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 45 | Jennison Associates Llc | 1.15M | +7.4% | $141.17M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 46 | Jennison Associates Llc | 1.15M | +7.4% | $141.17M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 47 | Morgan Stanley ✦ | 905.99K | -11.0% | $111.06M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 48 | Morgan Stanley ✦ | 905.99K | -11.0% | $111.06M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 49 | Morgan Stanley ✦ | 905.99K | -11.0% | $111.06M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 50 | Morgan Stanley ✦ | 905.99K | -11.0% | $111.06M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 51 | Morgan Stanley ✦ | 905.99K | -11.0% | $111.06M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 52 | Morgan Stanley ✦ | 905.99K | -11.0% | $111.06M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 53 | Morgan Stanley ✦ | 905.99K | -11.0% | $111.06M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 54 | Morgan Stanley ✦ | 905.99K | -11.0% | $111.06M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 55 | Morgan Stanley ✦ | 905.99K | -11.0% | $111.06M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 56 | Alyeska Investment Group, L.P. | 889.30K | +49.9% | $109.01M | 0.3% | ▲ Add | 3 | SEC ↗ |
| 57 | Goldman Sachs Group ✦ | 812.85K | +4.3% | $99.64M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 58 | Goldman Sachs Group ✦ | 812.85K | +4.3% | $99.64M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 59 | Goldman Sachs Group ✦ | 812.85K | +4.3% | $99.64M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 60 | Clearbridge Investments, LLC | 725.34K | +16.6% | $88.91M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 61 | Fidelity (FMR) ✦ | 672.19K | +1.5% | $82.40M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 62 | Fidelity (FMR) ✦ | 672.19K | +1.5% | $82.40M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 63 | Northern Trust Corp | 666.11K | +13.3% | $81.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 64 | Northern Trust Corp | 666.11K | +13.3% | $81.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 65 | Northern Trust Corp | 666.11K | +13.3% | $81.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 66 | Northern Trust Corp | 666.11K | +13.3% | $81.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 67 | Northern Trust Corp | 666.11K | +13.3% | $81.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 68 | Northern Trust Corp | 666.11K | +13.3% | $81.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 69 | Northern Trust Corp | 666.11K | +13.3% | $81.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 70 | American Century Companies Inc | 598.60K | +11.4% | $73.38M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 71 | Charles Schwab Investment… | 583.77K | +5.6% | $71.56M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 72 | Voya Investment Management Llc | 571.62K | +25.8% | $70.07M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 73 | Voya Investment Management Llc | 571.62K | +25.8% | $70.07M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 74 | Voya Investment Management Llc | 571.62K | +25.8% | $70.07M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 75 | Pictet Asset Management Holding SA | 567.99K | -2.2% | $69.62M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 76 | Franklin Resources Inc | 520.03K | +277.2% | $63.75M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 77 | Franklin Resources Inc | 520.03K | +277.2% | $63.75M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 78 | Franklin Resources Inc | 520.03K | +277.2% | $63.75M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 79 | Franklin Resources Inc | 520.03K | +277.2% | $63.75M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 80 | Franklin Resources Inc | 520.03K | +277.2% | $63.75M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 81 | Franklin Resources Inc | 520.03K | +277.2% | $63.75M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 82 | Franklin Resources Inc | 520.03K | +277.2% | $63.75M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 83 | Franklin Resources Inc | 520.03K | +277.2% | $63.75M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 84 | Principal Financial Group Inc | 385.26K | +4.7% | $47.23M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 85 | Principal Financial Group Inc | 385.26K | +4.7% | $47.23M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 86 | Bank of New York Mellon Corp | 358.30K | +4.9% | $43.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 87 | Bank of New York Mellon Corp | 358.30K | +4.9% | $43.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 88 | Bank of New York Mellon Corp | 358.30K | +4.9% | $43.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 89 | Bank of New York Mellon Corp | 358.30K | +4.9% | $43.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 90 | Bank of New York Mellon Corp | 358.30K | +4.9% | $43.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 91 | Bank of New York Mellon Corp | 358.30K | +4.9% | $43.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 92 | Bank of New York Mellon Corp | 358.30K | +4.9% | $43.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 93 | Bank of New York Mellon Corp | 358.30K | +4.9% | $43.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 94 | Bank of New York Mellon Corp | 358.30K | +4.9% | $43.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 95 | Bank of New York Mellon Corp | 358.30K | +4.9% | $43.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 96 | Neuberger Berman Group LLC | 302.43K | +113.8% | $37.07M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 97 | Neuberger Berman Group LLC | 302.43K | +113.8% | $37.07M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 98 | Bnp Paribas Financial Markets | 301.47K | +55.0% | $36.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 99 | Nuveen, LLC | 284.08K | +122.1% | $34.82M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 100 | Nuveen, LLC | 284.08K | +122.1% | $34.82M | 0.0% | ▲ Add | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Citadel Advisors | $163.57M | was 0.1% |
| Adage Capital Partners | $29.77M | was 0.0% |
| Nomura Holdings Inc | $1.10M | was 0.0% |
| Sumitomo Mitsui Trust Group… | $290,904 | was 0.0% |
| Federated Hermes, Inc. | $105,505 | was 0.0% |
| Toronto Dominion Bank | $36,785 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 5.04K shares, $530,799 reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Aug 11
PATEL DINESH V PH D
Officer, Director · 34.24K sh · $5.09M
Aug 10
PATEL DINESH V PH D
Officer, Director · 65.76K sh · $9.81M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 13
SC 13G/A — FARALLON CAPITAL MANAGEMENT, L.L.C.
Aug 07
SC 13G — STATE STREET CORP
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2026 ·
Methodology ·
Get this via the API