Security record · archived quarter
ARDX
Ardelyx, Inc. · Healthcare · Biotechnology
95Tracked holders
+1Δ holders
146.57MShares held
$854.46MReported value
+1New positions
−0Exits
Momentum inputs (comparable managers):
holder breadth +1.1% ·
share flow +2.2% ·
net new positions +1.1%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 97 | 0 | 123.14M | $629.29M | +7 | −7 |
| Q1 2026 | 100 | +3 | 138.17M | $826.25M | +6 | −3 |
| Q4 2025 | 95 | +1 | 146.57M | $854.46M | +1 | — |
| Q3 2025 | 18 | +1 | 90.83M | $500.46M | +1 | — |
| Q2 2025 | 14 | -2 | 85.87M | $336.62M | — | −2 |
| Q1 2025 | 13 | +1 | 41.26M | $202.59M | +2 | −1 |
| Q4 2024 | 12 | +2 | 28.08M | $142.38M | +3 | −1 |
| Q3 2024 | 9 | 0 | 14.54M | $100.22M | — | — |
| Q2 2024 | 9 | — | 13.39M | $99.20M | — | — |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 21.14M | +1.5% | $123.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 15 | The Vanguard Group ✦ (passive) | 18.98M | +3.3% | $110.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 16 | The Vanguard Group ✦ (passive) | 18.98M | +3.3% | $110.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 17 | The Vanguard Group ✦ (passive) | 18.98M | +3.3% | $110.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 18 | The Vanguard Group ✦ (passive) | 18.98M | +3.3% | $110.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 19 | The Vanguard Group ✦ (passive) | 18.98M | +3.3% | $110.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 20 | Janus Henderson Group Plc | 14.51M | — | $84.58M | 0.0% | n/c | 1 | SEC ↗ |
| 21 | Janus Henderson Group Plc | 14.51M | — | $84.58M | 0.0% | n/c | 1 | SEC ↗ |
| 22 | State Street Global Advisors ✦ (passive) | 11.91M | +22.6% | $69.45M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 23 | Millennium Management ✦ | 11.91M | +55.8% | $69.43M | 0.1% | ▲ Add | 7 | SEC ↗ |
| 24 | Nomura Asset Management… | 9.33M | — | $54.39M | 0.1% | n/c | 1 | SEC ↗ |
| 25 | Geode Capital Management ✦ (passive) | 5.83M | +1.2% | $33.98M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 26 | Geode Capital Management ✦ (passive) | 5.83M | +1.2% | $33.98M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 27 | Marshall Wace ✦ | 5.19M | -42.0% | $30.25M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 28 | Marshall Wace ✦ | 5.19M | -42.0% | $30.25M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 29 | Nuveen, LLC | 5.16M | — | $30.11M | 0.0% | n/c | 1 | SEC ↗ |
| 30 | Nuveen, LLC | 5.16M | — | $30.11M | 0.0% | n/c | 1 | SEC ↗ |
| 31 | Nuveen, LLC | 5.16M | — | $30.11M | 0.0% | n/c | 1 | SEC ↗ |
| 32 | Goldman Sachs Group ✦ | 3.06M | +18.6% | $17.87M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 33 | Goldman Sachs Group ✦ | 3.06M | +18.6% | $17.87M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 34 | Two Sigma Investments ✦ | 2.87M | +15.4% | $16.76M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 35 | Morgan Stanley ✦ | 2.36M | -18.2% | $13.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 36 | Morgan Stanley ✦ | 2.36M | -18.2% | $13.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 37 | Morgan Stanley ✦ | 2.36M | -18.2% | $13.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 38 | Morgan Stanley ✦ | 2.36M | -18.2% | $13.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 39 | Morgan Stanley ✦ | 2.36M | -18.2% | $13.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 40 | Morgan Stanley ✦ | 2.36M | -18.2% | $13.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 41 | Morgan Stanley ✦ | 2.36M | -18.2% | $13.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 42 | Morgan Stanley ✦ | 2.36M | -18.2% | $13.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 43 | Bank Of America Corp /De/ | 2.21M | — | $12.88M | 0.0% | n/c | 1 | SEC ↗ |
| 44 | Bank Of America Corp /De/ | 2.21M | — | $12.88M | 0.0% | n/c | 1 | SEC ↗ |
| 45 | Bank Of America Corp /De/ | 2.21M | — | $12.88M | 0.0% | n/c | 1 | SEC ↗ |
| 46 | Bank Of America Corp /De/ | 2.21M | — | $12.88M | 0.0% | n/c | 1 | SEC ↗ |
| 47 | Bank Of America Corp /De/ | 2.21M | — | $12.88M | 0.0% | n/c | 1 | SEC ↗ |
| 48 | Bank Of America Corp /De/ | 2.21M | — | $12.88M | 0.0% | n/c | 1 | SEC ↗ |
| 49 | Charles Schwab Investment… | 2.12M | — | $12.34M | 0.0% | n/c | 1 | SEC ↗ |
| 50 | Jane Street Group, Llc | 2.06M | — | $12.01M | 0.0% | n/c | 1 | SEC ↗ |
| 51 | Jane Street Group, Llc | 2.06M | — | $12.01M | 0.0% | n/c | 1 | SEC ↗ |
| 52 | Jane Street Group, Llc | 2.06M | — | $12.01M | 0.0% | n/c | 1 | SEC ↗ |
| 53 | AQR Capital Management ✦ | 2.03M | -5.5% | $11.81M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 54 | AQR Capital Management ✦ | 2.03M | -5.5% | $11.81M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 55 | AQR Capital Management ✦ | 2.03M | -5.5% | $11.81M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 56 | AQR Capital Management ✦ | 2.03M | -5.5% | $11.81M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 57 | AQR Capital Management ✦ | 2.03M | -5.5% | $11.81M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 58 | AQR Capital Management ✦ | 2.03M | -5.5% | $11.81M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 59 | Northern Trust Corp | 2.02M | — | $11.77M | 0.0% | n/c | 1 | SEC ↗ |
| 60 | Northern Trust Corp | 2.02M | — | $11.77M | 0.0% | n/c | 1 | SEC ↗ |
| 61 | Northern Trust Corp | 2.02M | — | $11.77M | 0.0% | n/c | 1 | SEC ↗ |
| 62 | Northern Trust Corp | 2.02M | — | $11.77M | 0.0% | n/c | 1 | SEC ↗ |
| 63 | Northern Trust Corp | 2.02M | — | $11.77M | 0.0% | n/c | 1 | SEC ↗ |
| 64 | Northern Trust Corp | 2.02M | — | $11.77M | 0.0% | n/c | 1 | SEC ↗ |
| 65 | Jones Financial Companies Lllp | 1.85M | — | $10.81M | 0.0% | n/c | 1 | SEC ↗ |
| 66 | Renaissance Technologies ✦ | 1.79M | +6.2% | $10.46M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 67 | Arrowstreet Capital ✦ | 1.42M | +146.1% | $8.31M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 68 | D. E. Shaw & Co. ✦ | 1.41M | -57.4% | $8.23M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 69 | D. E. Shaw & Co. ✦ | 1.41M | -57.4% | $8.23M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 70 | Citadel Advisors ✦ | 1.33M | -13.2% | $7.74M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 71 | Citadel Advisors ✦ | 1.33M | -13.2% | $7.74M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 72 | Qube Research & Technologies Ltd | 1.10M | — | $6.39M | 0.0% | n/c | 1 | SEC ↗ |
| 73 | First Trust Advisors Lp | 1.04M | — | $6.04M | 0.0% | n/c | 1 | SEC ↗ |
| 74 | Bnp Paribas Financial Markets | 1.00M | — | $5.84M | 0.0% | n/c | 1 | SEC ↗ |
| 75 | Point72 Asset Management ✦ | 958.69K | New | $5.59M | 0.0% | New | 1 | SEC ↗ |
| 76 | Susquehanna International Group, Llp | 776.21K | — | $4.53M | 0.0% | n/c | 1 | SEC ↗ |
| 77 | Susquehanna International Group, Llp | 776.21K | — | $4.53M | 0.0% | n/c | 1 | SEC ↗ |
| 78 | Barclays Plc | 763.36K | — | $4.45M | 0.0% | n/c | 1 | SEC ↗ |
| 79 | Barclays Plc | 763.36K | — | $4.45M | 0.0% | n/c | 1 | SEC ↗ |
| 80 | JPMorgan Chase ✦ | 736.19K | -63.3% | $4.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 81 | JPMorgan Chase ✦ | 736.19K | -63.3% | $4.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 82 | JPMorgan Chase ✦ | 736.19K | -63.3% | $4.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 83 | JPMorgan Chase ✦ | 736.19K | -63.3% | $4.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 84 | JPMorgan Chase ✦ | 736.19K | -63.3% | $4.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 85 | JPMorgan Chase ✦ | 736.19K | -63.3% | $4.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 86 | JPMorgan Chase ✦ | 736.19K | -63.3% | $4.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 87 | JPMorgan Chase ✦ | 736.19K | -63.3% | $4.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 88 | Bank of New York Mellon Corp | 723.16K | — | $4.22M | 0.0% | n/c | 1 | SEC ↗ |
| 89 | Bank of New York Mellon Corp | 723.16K | — | $4.22M | 0.0% | n/c | 1 | SEC ↗ |
| 90 | Bank of New York Mellon Corp | 723.16K | — | $4.22M | 0.0% | n/c | 1 | SEC ↗ |
| 91 | Bank of New York Mellon Corp | 723.16K | — | $4.22M | 0.0% | n/c | 1 | SEC ↗ |
| 92 | Fidelity (FMR) ✦ | 677.44K | +3066.9% | $3.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 93 | Fidelity (FMR) ✦ | 677.44K | +3066.9% | $3.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 94 | UBS Group AG | 578.34K | — | $3.37M | 0.0% | n/c | 1 | SEC ↗ |
| 95 | UBS Group AG | 578.34K | — | $3.37M | 0.0% | n/c | 1 | SEC ↗ |
| 96 | UBS Group AG | 578.34K | — | $3.37M | 0.0% | n/c | 1 | SEC ↗ |
| 97 | Deutsche Bank Ag\ | 500.19K | — | $2.92M | 0.0% | n/c | 1 | SEC ↗ |
| 98 | Deutsche Bank Ag\ | 500.19K | — | $2.92M | 0.0% | n/c | 1 | SEC ↗ |
| 99 | Deutsche Bank Ag\ | 500.19K | — | $2.92M | 0.0% | n/c | 1 | SEC ↗ |
| 100 | Swiss National Bank | 475.20K | — | $2.77M | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Point72 Asset Management | $5.59M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 235 holders, 168.96M shares, $997.54M 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 21
RAAB MICHAEL
Officer, Director · 15.01K sh · $57,888
Aug 21
RAAB MICHAEL
Officer, Director · 15.98K sh · $61,618
Aug 21
RAAB MICHAEL
Officer, Director · 8.41K sh · $32,440
Aug 21
RAAB MICHAEL
Officer, Director · 19.18K sh · $73,968
Aug 21
Hohenleitner Susan
Officer · 1.56K sh · $6,009
Aug 21
Williams Laura A
Officer · 3.49K sh · $13,445
Aug 21
Williams Laura A
Officer · 3.09K sh · $11,914
Aug 21
Williams Laura A
Officer · 2.43K sh · $9,372
Aug 21
Williams Laura A
Officer · 1.73K sh · $6,688
Aug 21
Kelliher Mike
Officer · 3.10K sh · $11,972
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 14
SC 13G — Rubric Capital Management LP
Aug 11
SC 13G/A — INTEGRATED CORE STRATEGIES (US) LLC
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: Q4 2025 ·
Methodology ·
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