| 2018-08-30 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 2,371 0.0069% | $135.10 | $320,322 | +4.96% | |
| 2018-08-29 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 629 0.0018% | $135.00 | $84,915 | +5.73% | |
| 2018-08-06 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 10,000 0.0296% | $150.16 | $1.5M | -4.94% | |
| 2018-05-01 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 5,000 0.0144% | $125.69 | $628,456 | +10.06% | |
| 2018-03-12 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 10,000 0.0295% | $121.03 | $1.21M | +14.41% | |
| 2018-03-01 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 5,000 0.0148% | $108.44 | $542,185 | +27.2% | |
| 2018-01-02 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 40,000 0.1176% | $89.89 | $3.6M | +48.09% | |
| 2017-09-29 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 16,323 0.0487% | $90.04 | $1.47M | +35.22% | |
| 2017-09-28 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 2,108 0.0063% | $90.00 | $189,720 | +35.74% | |
| 2017-09-27 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 1,586 0.0048% | $90.00 | $142,740 | +35.41% | |
| 2017-09-21 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 2,124 0.0064% | $90.00 | $191,160 | +35.05% | |
| 2017-09-20 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 2,859 0.0085% | $90.00 | $257,310 | +33.92% | |
| 2017-08-09 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 10,000 0.0289% | $85.15 | $851,503 | +19.28% | |
| 2017-04-24 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 10,000 0.0303% | $85.24 | $852,400 | +8.09% | |
| 2017-03-01 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 5,000 0.0155% | $80.03 | $400,150 | +7.88% | |
| 2017-02-14 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 5,000 0.0154% | $75.00 | $375,000 | +13.15% | |
| 2017-02-09 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 2,800 0.0088% | $71.73 | $200,837 | +20.67% | |
| 2017-02-08 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 2,099 0.0066% | $70.10 | $147,140 | +24.16% | |
| 2017-02-07 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 1 <0.0001% | $70.00 | $70 | +25.7% | |
| 2017-02-06 | Sale | Penumbra, Inc. PEN | EVP, Gen. Counsel & Secretary | 100 0.0003% | $70.00 | $7,000 | +24.55% |