Security record · archived quarter
PODD
Insulet Corp. · Healthcare · Medical - Devices
21Tracked holders
-2Δ holders
34.19MShares held
$10.74BReported value
+0New positions
−2Exits
Momentum inputs (comparable managers):
holder breadth -8.7% ·
share flow +1.7% ·
net new positions -9.5%
— formula
Concentrated accumulation — rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 160 | 0 | 53.37M | $8.15B | +7 | −6 |
| Q1 2026 | 162 | -3 | 53.76M | $11.28B | +2 | −6 |
| Q4 2025 | 164 | +1 | 61.46M | $17.44B | +2 | — |
| Q3 2025 | 24 | +1 | 35.22M | $10.87B | +1 | −1 |
| Q2 2025 | 21 | -2 | 34.19M | $10.74B | — | −2 |
| Q1 2025 | 20 | +1 | 10.99M | $2.88B | +1 | — |
| Q4 2024 | 19 | 0 | 11.49M | $3.00B | +1 | −1 |
| Q3 2024 | 18 | 0 | 8.60M | $2.00B | +1 | −1 |
| Q2 2024 | 18 | — | 10.07M | $2.03B | — | — |
Who holds it · Q2 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 8.71M | — | $2.74B | 0.0% | n/c | 1 | SEC ↗ |
| 2 | The Vanguard Group ✦ (passive) | 8.71M | — | $2.74B | 0.0% | n/c | 1 | SEC ↗ |
| 3 | The Vanguard Group ✦ (passive) | 8.71M | — | $2.74B | 0.0% | n/c | 1 | SEC ↗ |
| 4 | The Vanguard Group ✦ (passive) | 8.71M | — | $2.74B | 0.0% | n/c | 1 | SEC ↗ |
| 5 | The Vanguard Group ✦ (passive) | 8.71M | — | $2.74B | 0.0% | n/c | 1 | SEC ↗ |
| 6 | Fidelity (FMR) ✦ | 7.51M | — | $2.36B | 0.1% | n/c | 1 | SEC ↗ |
| 7 | Fidelity (FMR) ✦ | 7.51M | — | $2.36B | 0.1% | n/c | 1 | SEC ↗ |
| 8 | Fidelity (FMR) ✦ | 7.51M | — | $2.36B | 0.1% | n/c | 1 | SEC ↗ |
| 9 | Fidelity (FMR) ✦ | 7.51M | — | $2.36B | 0.1% | n/c | 1 | SEC ↗ |
| 10 | Fidelity (FMR) ✦ | 7.51M | — | $2.36B | 0.1% | n/c | 1 | SEC ↗ |
| 11 | Fidelity (FMR) ✦ | 7.51M | — | $2.36B | 0.1% | n/c | 1 | SEC ↗ |
| 12 | Fidelity (FMR) ✦ | 7.51M | — | $2.36B | 0.1% | n/c | 1 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 18 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 19 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 20 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 21 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 22 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 23 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 24 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 25 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 26 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 27 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 28 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 29 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 30 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 31 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 32 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 33 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 34 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 35 | BlackRock ✦ (passive) | 6.41M | — | $2.02B | 0.0% | n/c | 1 | SEC ↗ |
| 36 | State Street Global Advisors ✦ (passive) | 3.06M | +1.1% | $960.21M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 37 | State Street Global Advisors ✦ (passive) | 3.06M | +1.1% | $960.21M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 38 | Baillie Gifford ✦ | 2.14M | -5.1% | $670.80M | 0.5% | ▼ Trim | 5 | SEC ↗ |
| 39 | Baillie Gifford ✦ | 2.14M | -5.1% | $670.80M | 0.5% | ▼ Trim | 5 | SEC ↗ |
| 40 | Baillie Gifford ✦ | 2.14M | -5.1% | $670.80M | 0.5% | ▼ Trim | 5 | SEC ↗ |
| 41 | Baillie Gifford ✦ | 2.14M | -5.1% | $670.80M | 0.5% | ▼ Trim | 5 | SEC ↗ |
| 42 | Geode Capital Management ✦ (passive) | 1.93M | +3.1% | $603.21M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 43 | Geode Capital Management ✦ (passive) | 1.93M | +3.1% | $603.21M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 44 | Norges Bank ✦ (passive) | 1.03M | +2.1% | $324.69M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 45 | Citadel Advisors ✦ | 771.55K | +436.0% | $242.40M | 0.2% | ▲ Add | 5 | SEC ↗ |
| 46 | Citadel Advisors ✦ | 771.55K | +436.0% | $242.40M | 0.2% | ▲ Add | 5 | SEC ↗ |
| 47 | Marshall Wace ✦ | 628.57K | +4.0% | $197.48M | 0.2% | ▲ Add | 5 | SEC ↗ |
| 48 | Marshall Wace ✦ | 628.57K | +4.0% | $197.48M | 0.2% | ▲ Add | 5 | SEC ↗ |
| 49 | Renaissance Technologies ✦ | 374.26K | +135.1% | $117.58M | 0.2% | ▲ Add | 4 | SEC ↗ |
| 50 | Two Sigma Investments ✦ | 363.43K | +2105.2% | $114.18M | 0.2% | ▲ Add | 5 | SEC ↗ |
| 51 | Wellington Management ✦ | 282.97K | -18.2% | $88.90M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 52 | Wellington Management ✦ | 282.97K | -18.2% | $88.90M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 53 | Wellington Management ✦ | 282.97K | -18.2% | $88.90M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 54 | Wellington Management ✦ | 282.97K | -18.2% | $88.90M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 55 | Millennium Management ✦ | 234.63K | -13.0% | $73.72M | 0.1% | ▼ Trim | 5 | SEC ↗ |
| 56 | T. Rowe Price ✦ | 224.06K | +8.6% | $70.39M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 57 | T. Rowe Price ✦ | 224.06K | +8.6% | $70.39M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 58 | T. Rowe Price ✦ | 224.06K | +8.6% | $70.39M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 59 | PRIMECAP Management ✦ | 188.72K | -55.6% | $59.29M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 60 | Capital World Investors ✦ | 168.00K | 0.0% | $52.78M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 61 | AQR Capital Management ✦ | 107.57K | +28.6% | $33.70M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 62 | AQR Capital Management ✦ | 107.57K | +28.6% | $33.70M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 63 | AQR Capital Management ✦ | 107.57K | +28.6% | $33.70M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 64 | AQR Capital Management ✦ | 107.57K | +28.6% | $33.70M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 65 | AQR Capital Management ✦ | 107.57K | +28.6% | $33.70M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 66 | Fisher Asset Management ✦ | 33.52K | -27.8% | $10.53M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 67 | Arrowstreet Capital ✦ | 26.77K | -66.5% | $8.41M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 68 | Gotham Asset Management ✦ | 5.29K | -41.8% | $1.66M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 69 | Bridgewater Associates ✦ | 2.30K | -25.8% | $722,928 | 0.0% | ▼ Trim | 5 | 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
| Adage Capital Partners | $65.03M | was 0.1% |
| Point72 Asset Management | $5.98M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 779 holders, 69.27M shares, $13.82B 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)
Aug 21
McEvoy Ashley
Officer, Director · President and CEO · 1.10K sh @ 147.47 · $162,217
Open-market sales (S)
No open-market insider sales in our coverage window.
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 06
SC 13G/A — FMR 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: Q2 2025 ·
Methodology ·
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