PODD
Insulet Corp. · Healthcare · Medical - Devices
Momentum inputs (comparable managers):
holder breadth +4.3% ·
share flow -1.5% ·
net new positions 0.0%
· formula
Ownership fragmentation: more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 2 | -1 | 427.34K | $55.53M | n/a | −1 |
| Q2 2026 | 160 | 0 | 53.39M | $8.14B | +7 | −6 |
| Q1 2026 | 162 | -3 | 53.76M | $11.28B | +2 | −6 |
| Q4 2025 | 164 | +1 | 61.46M | $17.44B | +2 | n/a |
| Q3 2025 | 24 | +1 | 35.22M | $10.87B | +1 | −1 |
| Q2 2025 | 21 | -2 | 34.19M | $10.74B | n/a | −2 |
| Q1 2025 | 20 | +1 | 10.99M | $2.88B | +1 | n/a |
| Q4 2024 | 19 | 0 | 11.49M | $3.00B | +1 | −1 |
| Q3 2024 | 18 | 0 | 8.60M | $2.00B | +1 | −1 |
| Q2 2024 | 18 | n/a | 10.07M | $2.03B | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 8.80M | +1.0% | $2.72B | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 2 | Fidelity (FMR) ✦ | 7.57M | +0.8% | $2.34B | 0.1% | ▲ Add | 2 | SEC ↗ ×6 |
| 3 | BlackRock ✦ (passive) | 6.59M | +2.8% | $2.04B | 0.0% | ▲ Add | 2 | SEC ↗ ×21 |
| 4 | State Street Global Advisors ✦ (passive) | 3.09M | +1.1% | $954.03M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 5 | Baillie Gifford ✦ | 2.09M | -2.0% | $645.77M | 0.5% | ▼ Trim | 6 | SEC ↗ ×4 |
| 6 | Geode Capital Management ✦ (passive) | 1.97M | +2.0% | $604.49M | 0.0% | ▲ Add | 6 | SEC ↗ ×2 |
| 7 | Morgan Stanley ✦ | 1.27M | n/a | $391.81M | 0.0% | n/c | 1 | SEC ↗ ×14 |
| 8 | Goldman Sachs Group ✦ | 757.81K | n/a | $233.96M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 9 | JPMorgan Chase ✦ | 556.53K | n/a | $171.82M | 0.0% | n/c | 1 | SEC ↗ ×34 |
| 10 | Renaissance Technologies ✦ | 390.89K | +4.5% | $120.68M | 0.2% | ▲ Add | 5 | SEC ↗ |
| 11 | Citadel Advisors ✦ | 352.44K | -54.3% | $108.81M | 0.1% | ▼ Trim | 6 | SEC ↗ ×2 |
| 12 | Marshall Wace ✦ | 280.47K | -55.4% | $86.59M | 0.1% | ▼ Trim | 6 | SEC ↗ ×3 |
| 13 | Two Sigma Investments ✦ | 250.80K | -31.0% | $77.43M | 0.1% | ▼ Trim | 6 | SEC ↗ |
| 14 | T. Rowe Price ✦ | 235.60K | +5.2% | $72.74M | 0.0% | ▲ Add | 6 | SEC ↗ ×2 |
| 15 | Millennium Management ✦ | 200.87K | -14.4% | $62.01M | 0.1% | ▼ Trim | 6 | SEC ↗ |
| 16 | Wellington Management ✦ | 189.52K | -33.0% | $58.51M | 0.0% | ▼ Trim | 6 | SEC ↗ ×4 |
| 17 | AQR Capital Management ✦ | 175.47K | +63.1% | $53.92M | 0.0% | ▲ Add | 6 | SEC ↗ ×5 |
| 18 | Capital World Investors ✦ | 168.00K | 0.0% | $51.87M | 0.0% | Held | 6 | SEC ↗ |
| 19 | PRIMECAP Management ✦ | 124.11K | -34.2% | $38.32M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 20 | Arrowstreet Capital ✦ | 66.37K | +147.9% | $20.49M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 21 | Fisher Asset Management ✦ | 46.27K | +38.0% | $14.29M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 22 | Bridgewater Associates ✦ | 21.09K | +816.7% | $6.51M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 23 | Gotham Asset Management ✦ | 15.64K | +195.8% | $4.83M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 24 | Adage Capital Partners ✦ | 14.10K | New | $4.35M | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Adage Capital Partners | $4.35M | 0.0% |
Exited
| Norges Bank | $324.69M | 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.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
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