12 insiders reported 341 Form 4 transactions for Penumbra Inc (PEN) over the past 18 months (most recent 2026-05-21). Recent activity: Elsesser Adam (CEO) Sell 77,000 shares, Grewal Harpreet (Director) Sell 100 shares, Yuen Maggie (Chief Financial Officer) Sell 186 shares, Narayan Shruthi (President) Sell 117 shares, Shiu Lambert (Chief Accounting Officer) Sell 150 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-21 | Elsesser Adam | CEO | Sell | 77,000 | $0 |
| 2026-04-06 | Grewal Harpreet | Director | Sell | 100 | $32,822 |
| 2026-03-17 | Yuen Maggie | Chief Financial Officer | Sell | 186 | $62,529 |
| 2026-03-17 | Narayan Shruthi | President | Sell | 117 | $39,333 |
| 2026-03-17 | Shiu Lambert | Chief Accounting Officer | Sell | 150 | $50,427 |
| 2026-03-17 | Roberts Johanna | EVP, Gen. Counsel & Secretary | Sell | 186 | $62,529 |
| 2026-03-04 | Yuen Maggie | Chief Financial Officer | Sell | 2,432 | $832,474 |
| 2026-02-18 | Yuen Maggie | Chief Financial Officer | Buy | 2,630 | $0 |
| 2026-02-18 | Roberts Johanna | EVP, Gen. Counsel & Secretary | Sell | 482 | $163,543 |
| 2026-02-18 | Roberts Johanna | EVP, Gen. Counsel & Secretary | Buy | 2,630 | $0 |
| 2026-02-18 | Grewal Harpreet | Director | Buy | 589 | $0 |
| 2026-02-18 | Bose Arani | Director | Buy | 589 | $0 |
| 2026-02-18 | Roberts Johanna | EVP, Gen. Counsel & Secretary | Buy | 2,630 | $0 |
| 2026-02-18 | Yuen Maggie | Chief Financial Officer | Sell | 481 | $163,203 |
| 2026-02-18 | Yuen Maggie | Chief Financial Officer | Buy | 2,630 | $0 |
| 2026-02-18 | O'Rourke Bridget | Director | Buy | 589 | $0 |
| 2026-02-18 | Sarna Surbhi | Director | Buy | 589 | $0 |
| 2026-02-18 | Shiu Lambert | Chief Accounting Officer | Buy | 2,300 | $0 |
| 2026-02-18 | Shiu Lambert | Chief Accounting Officer | Sell | 412 | $139,792 |
| 2026-02-18 | Shiu Lambert | Chief Accounting Officer | Buy | 2,300 | $0 |
| 2026-02-18 | Wilder Thomas | Director | Buy | 589 | $0 |
| 2026-02-18 | Narayan Shruthi | President | Buy | 2,630 | $0 |
| 2026-02-18 | Narayan Shruthi | President | Sell | 705 | $239,206 |
| 2026-02-18 | Narayan Shruthi | President | Buy | 2,630 | $0 |
| 2026-02-18 | Leeds Janet | Director | Buy | 589 | $0 |
Source: SEC Form 4 filings · as of 2026-05-21