In the last 12 months, insiders at Proto Labs Inc ($PRLB) filed 84 transactions with the SEC: 3 open-market purchases totaling $249,960 and 4 sales totaling $788,176. Net insider sentiment: net selling.
Proto Labs Inc operates in the Fabricated structural metal products industry (Manufacturing sector).
Most Active Insiders
- Kenison Michael R. (Chief Operations Officer) — 20 transactions totaling $1,385,263
- Bodor Robert (President and CEO) — 9 transactions totaling $885,354
- Schumacher Daniel (Chief Financial Officer) — 18 transactions totaling $750,024
- Ryaboy Oleg (Chief Technology Officer) — 6 transactions totaling $167,870
- Gawlick Rainer (Director) — 3 transactions totaling $75,105
View all SEC Filings for Proto Labs Inc (PRLB).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 25, 2026 | Kenison Michael R. | Chief Operations Officer | F | Common Stock | 531 | $62.63 | 27,186.0000 | 23,627,422 | 1.92% | 0.00% |
| Feb. 25, 2026 | Kenison Michael R. | Chief Operations Officer | A | Employee Stock Option (right to buy) | 4404 | $0.00 | 4,404.0000 | 23,627,422 | 9999.99% | 0.02% |
| Feb. 25, 2026 | Kermisch Marc | Chief Technology & AI Officer | A | Common Stock | 2795 | $0.00 | 6,513.0000 | 23,627,422 | 75.17% | 0.01% |
| Feb. 25, 2026 | Kermisch Marc | Chief Technology & AI Officer | A | Employee Stock Option (right to buy) | 5095 | $0.00 | 5,095.0000 | 23,627,422 | 9999.99% | 0.02% |
| Feb. 25, 2026 | Schumacher Daniel | Chief Financial Officer | F | Common Stock | 504 | $62.63 | 45,274.0000 | 23,627,422 | 1.10% | 0.00% |
| Feb. 25, 2026 | Schumacher Daniel | Chief Financial Officer | A | Employee Stock Option (right to buy) | 5605 | $0.00 | 5,605.0000 | 23,627,422 | 9999.99% | 0.02% |
| Feb. 25, 2026 | Kenison Michael R. | Chief Operations Officer | A | Common Stock | 2415 | $0.00 | 27,717.0000 | 23,627,422 | 9.54% | 0.01% |
| Feb. 25, 2026 | Krishna Suresh | President and CEO | A | Common Stock | 13373 | $0.00 | 31,394.0000 | 23,627,422 | 74.21% | 0.06% |
| Feb. 25, 2026 | Krishna Suresh | President and CEO | A | Employee Stock Option (right to buy) | 24383 | $0.00 | 24,383.0000 | 23,627,422 | 9999.99% | 0.10% |
| Feb. 25, 2026 | Schumacher Daniel | Chief Financial Officer | A | Common Stock | 3074 | $0.00 | 45,778.0000 | 23,627,422 | 7.20% | 0.01% |
| Feb. 13, 2026 | Schumacher Daniel | Chief Financial Officer | F | Common Stock | 1267 | $67.52 | 42,704.0000 | 23,627,422 | 2.88% | 0.01% |
| Feb. 13, 2026 | Kenison Michael R. | Chief Operations Officer | F | Common Stock | 1540 | $67.52 | 30,302.0000 | 23,627,422 | 4.84% | 0.01% |
| Feb. 17, 2026 | Kenison Michael R. | Chief Operations Officer | S | Common Stock | 5000 | $66.46 | 25,302.0000 | 23,627,422 | 16.50% | 0.02% |
| Feb. 10, 2026 | Kenison Michael R. | Chief Operations Officer | F | Common Stock | 2684 | $53.18 | 31,842.0000 | 23,627,422 | 7.77% | 0.01% |
| Feb. 11, 2026 | Schumacher Daniel | Chief Financial Officer | M | Employee Stock Option (right to buy) | 3135 | $0.00 | 0.0000 | 23,627,422 | 100.00% | 0.01% |
| Feb. 11, 2026 | Schumacher Daniel | Chief Financial Officer | M | Common Stock | 3135 | $33.84 | 43,971.0000 | 23,627,422 | 7.68% | 0.01% |
| Feb. 10, 2026 | Schumacher Daniel | Chief Financial Officer | F | Common Stock | 6809 | $53.18 | 40,836.0000 | 23,627,422 | 14.29% | 0.03% |
| Feb. 6, 2026 | Kenison Michael R. | Chief Operations Officer | S | Common Stock | 2500 | $60.00 | 34,526.0000 | 23,627,422 | 6.75% | 0.01% |
| Jan. 29, 2026 | Schumacher Daniel | Chief Financial Officer | A | Common Stock | 20686 | $0.00 | 47,645.0000 | 23,627,422 | 76.73% | 0.09% |
| Jan. 29, 2026 | Kenison Michael R. | Chief Operations Officer | A | Common Stock | 8128 | $0.00 | 37,026.0000 | 23,627,422 | 28.13% | 0.03% |
| Nov. 25, 2025 | Kenison Michael R. | Chief Operations Officer | M | Common Stock | 3048 | $33.84 | 31,946.0000 | 23,677,746 | 10.55% | 0.01% |
| Nov. 25, 2025 | Kenison Michael R. | Chief Operations Officer | S | Common Stock | 3048 | $50.17 | 28,898.0000 | 23,677,746 | 9.54% | 0.01% |
| Nov. 25, 2025 | Kenison Michael R. | Chief Operations Officer | M | Employee Stock Option (right to buy) | 3048 | $0.00 | 0.0000 | 23,677,746 | 100.00% | 0.01% |
| Nov. 25, 2025 | Kenison Michael R. | Chief Operations Officer | S | Common Stock | 3048 | $50.17 | 28,898.0000 | 23,677,746 | 9.54% | 0.01% |
| Nov. 25, 2025 | Kenison Michael R. | Chief Operations Officer | M | Employee Stock Option (right to buy) | 3048 | $0.00 | 4,664.0000 | 23,677,746 | 39.52% | 0.01% |
| Nov. 25, 2025 | Kenison Michael R. | Chief Operations Officer | M | Common Stock | 3048 | $33.84 | 31,946.0000 | 23,677,746 | 10.55% | 0.01% |
| Nov. 17, 2025 | Kermisch Marc | Chief Technology & AI Officer | A | Employee Stock Option (right to buy) | 6818 | $0.00 | 6,818.0000 | 23,677,746 | 9999.99% | 0.03% |
| Nov. 17, 2025 | Kermisch Marc | Chief Technology & AI Officer | A | Common Stock | 3718 | $0.00 | 3,718.0000 | 23,677,746 | 9999.99% | 0.02% |
| Aug. 5, 2025 | Gawlick Rainer | Director | P | Common Stock | 1715 | $43.79 | 43,883.0000 | 23,874,601 | 4.07% | 0.01% |
| Aug. 4, 2025 | Krishna Suresh | President and CEO | P | Common Stock | 1725 | $43.51 | 18,021.0000 | 23,874,601 | 10.59% | 0.01% |
| May 23, 2025 | KRANTZ DONALD G | Director | A | Common Stock | 3939 | $0.00 | 24,653.0000 | 23,770,640 | 19.02% | 0.02% |
| May 23, 2025 | Black Archie C. | Director | A | Common Stock | 3939 | $0.00 | 26,218.0000 | 23,770,640 | 17.68% | 0.02% |
| May 23, 2025 | Gawlick Rainer | Director | A | Common Stock | 3939 | $0.00 | 42,168.0000 | 23,770,640 | 10.30% | 0.02% |
| May 23, 2025 | Chin Moonhie | Director | A | Common Stock | 3939 | $0.00 | 20,096.0000 | 23,770,640 | 24.38% | 0.02% |
| May 23, 2025 | Chand Sujeet | Director | A | Common Stock | 3939 | $0.00 | 24,653.0000 | 23,770,640 | 19.02% | 0.02% |
| May 23, 2025 | Greiner Stacy | Director | A | Common Stock | 3939 | $0.00 | 19,644.0000 | 23,770,640 | 25.08% | 0.02% |
| May 23, 2025 | WEHRWEIN SVEN | Director | A | Common Stock | 3939 | $0.00 | 32,295.0000 | 23,770,640 | 13.89% | 0.02% |
| May 23, 2025 | Krishna Suresh | President and CEO | A | Common Stock | 16296 | $0.00 | 16,296.0000 | 23,770,640 | 9999.99% | 0.07% |
| May 23, 2025 | Krishna Suresh | President and CEO | A | Employee Stock Option (right to buy) | 29522 | $0.00 | 29,522.0000 | 23,770,640 | 9999.99% | 0.12% |
| May 20, 2025 | Kenison Michael R. | Chief Operations Officer | F | Common Stock | 204 | $40.87 | 28,841.0000 | 23,770,640 | 0.70% | 0.00% |
| May 20, 2025 | Schumacher Daniel | Chief Financial Officer | F | Common Stock | 305 | $40.87 | 26,959.0000 | 23,770,640 | 1.12% | 0.00% |
| Feb. 25, 2025 | Ryaboy Oleg | Chief Technology Officer | A | Employee Stock Option (right to buy) | 6798 | $0.00 | 6,798.0000 | 24,226,088 | 9999.99% | 0.03% |
| Feb. 25, 2025 | Schumacher Daniel | Chief Financial Officer | A | Employee Stock Option (right to buy) | 7931 | $0.00 | 7,931.0000 | 24,226,088 | 9999.99% | 0.03% |
| Feb. 25, 2025 | Kenison Michael R. | Chief Operations Officer | A | Common Stock | 6943 | $0.00 | 28,982.0000 | 24,226,088 | 31.50% | 0.03% |
| Feb. 25, 2025 | Kenison Michael R. | Chief Operations Officer | A | Employee Stock Option (right to buy) | 6231 | $0.00 | 6,231.0000 | 24,226,088 | 9999.99% | 0.03% |
| Feb. 25, 2025 | Ryaboy Oleg | Chief Technology Officer | A | Common Stock | 7574 | $0.00 | 35,305.0000 | 24,226,088 | 27.31% | 0.03% |
| Feb. 25, 2025 | Schumacher Daniel | Chief Financial Officer | A | Common Stock | 4419 | $0.00 | 27,264.0000 | 24,226,088 | 19.34% | 0.02% |
| Feb. 25, 2025 | Bodor Robert | President and CEO | A | Common Stock | 18935 | $0.00 | 108,579.0000 | 24,226,088 | 21.12% | 0.08% |
| Feb. 25, 2025 | Bodor Robert | President and CEO | A | Employee Stock Option (right to buy) | 33986 | $0.00 | 33,986.0000 | 24,226,088 | 9999.99% | 0.14% |
| Feb. 13, 2025 | Bodor Robert | President and CEO | F | Common Stock | 7536 | $45.03 | 96,912.0000 | 24,226,088 | 7.22% | 0.03% |
| Feb. 13, 2025 | Bodor Robert | President and CEO | F | Common Stock | 7268 | $45.03 | 89,644.0000 | 24,226,088 | 7.50% | 0.03% |
| Feb. 13, 2025 | Schumacher Daniel | Chief Financial Officer | A | Common Stock | 3077 | $0.00 | 25,207.0000 | 24,226,088 | 13.90% | 0.01% |
| Feb. 13, 2025 | Bodor Robert | President and CEO | A | Common Stock | 23570 | $0.00 | 104,448.0000 | 24,226,088 | 29.14% | 0.10% |
| Feb. 13, 2025 | Kenison Michael R. | Chief Operations Officer | A | Common Stock | 1894 | $0.00 | 24,315.0000 | 24,226,088 | 8.45% | 0.01% |
| Feb. 13, 2025 | Ryaboy Oleg | Chief Technology Officer | F | Common Stock | 2461 | $45.03 | 27,731.0000 | 24,226,088 | 8.15% | 0.01% |
| Feb. 13, 2025 | Schumacher Daniel | Chief Financial Officer | F | Common Stock | 1264 | $45.03 | 22,845.0000 | 24,226,088 | 5.24% | 0.01% |
| Feb. 13, 2025 | Schumacher Daniel | Chief Financial Officer | F | Common Stock | 1098 | $45.03 | 24,109.0000 | 24,226,088 | 4.36% | 0.00% |
| Feb. 13, 2025 | Kenison Michael R. | Chief Operations Officer | F | Common Stock | 580 | $45.03 | 23,735.0000 | 24,226,088 | 2.39% | 0.00% |
| Feb. 13, 2025 | Kenison Michael R. | Chief Operations Officer | F | Common Stock | 1696 | $45.03 | 22,039.0000 | 24,226,088 | 7.15% | 0.01% |
| Sept. 6, 2024 | Bodor Robert | President and CEO | P | Common Stock | 3480 | $28.68 | 80,878.0000 | 25,147,616 | 4.50% | 0.01% |
| May 23, 2024 | Chand Sujeet | Director | A | Common Stock | 4701 | $0.00 | 20,714.0000 | 25,316,070 | 29.36% | 0.02% |
| May 23, 2024 | WEHRWEIN SVEN | Director | A | Common Stock | 4701 | $0.00 | 28,356.0000 | 25,316,070 | 19.87% | 0.02% |
| May 23, 2024 | KRANTZ DONALD G | Director | A | Common Stock | 4701 | $0.00 | 20,714.0000 | 25,316,070 | 29.36% | 0.02% |
| May 23, 2024 | Greiner Stacy | Director | A | Common Stock | 4701 | $0.00 | 15,705.0000 | 25,316,070 | 42.72% | 0.02% |
| May 23, 2024 | Gawlick Rainer | Director | A | Common Stock | 4701 | $0.00 | 38,229.0000 | 25,316,070 | 14.02% | 0.02% |
| May 23, 2024 | Chin Moonhie | Director | A | Common Stock | 4701 | $0.00 | 16,157.0000 | 25,316,070 | 41.04% | 0.02% |
| May 23, 2024 | Black Archie C. | Director | A | Common Stock | 4701 | $0.00 | 20,714.0000 | 25,316,070 | 29.36% | 0.02% |
| May 20, 2024 | Kenison Michael R. | VP and GM of the America's | F | Common Stock | 336 | $31.81 | 22,351.0000 | 25,316,070 | 1.48% | 0.00% |
| May 20, 2024 | Schumacher Daniel | Chief Financial Officer | F | Common Stock | 370 | $31.81 | 22,130.0000 | 25,316,070 | 1.64% | 0.00% |
| Feb. 13, 2024 | Bodor Robert | President and CEO | A | Common Stock | 22375 | $0.00 | 76,703.0000 | 25,721,957 | 41.19% | 0.09% |
| Feb. 13, 2024 | Bodor Robert | President and CEO | F | Common Stock | 3548 | $33.52 | 54,328.0000 | 25,721,957 | 6.13% | 0.01% |
| Feb. 13, 2024 | Ryaboy Oleg | Chief Technology Officer | A | Employee Stock Option (right to buy) | 9616 | $0.00 | 9,616.0000 | 25,721,957 | 9999.99% | 0.04% |
| Feb. 13, 2024 | Ryaboy Oleg | Chief Technology Officer | A | Common Stock | 10442 | $0.00 | 29,497.0000 | 25,721,957 | 54.80% | 0.04% |
| Feb. 13, 2024 | Ryaboy Oleg | Chief Technology Officer | F | Common Stock | 1702 | $33.52 | 19,055.0000 | 25,721,957 | 8.20% | 0.01% |
| Feb. 13, 2024 | Kenison Michael R. | VP and GM of the America's | A | Employee Stock Option (right to buy) | 7555 | $0.00 | 7,555.0000 | 25,721,957 | 9999.99% | 0.03% |
| Feb. 13, 2024 | Kenison Michael R. | VP and GM of the America's | A | Common Stock | 8205 | $0.00 | 22,405.0000 | 25,721,957 | 57.78% | 0.03% |
| Feb. 13, 2024 | Kenison Michael R. | VP and GM of the America's | F | Common Stock | 1070 | $33.52 | 14,200.0000 | 25,721,957 | 7.01% | 0.00% |
| Feb. 13, 2024 | Schumacher Daniel | Chief Financial Officer | A | Employee Stock Option (right to buy) | 9616 | $0.00 | 9,616.0000 | 25,721,957 | 9999.99% | 0.04% |
| Feb. 13, 2024 | Schumacher Daniel | Chief Financial Officer | A | Common Stock | 5221 | $0.00 | 22,500.0000 | 25,721,957 | 30.22% | 0.02% |
| Feb. 13, 2024 | Schumacher Daniel | Chief Financial Officer | F | Common Stock | 1018 | $33.52 | 17,279.0000 | 25,721,957 | 5.56% | 0.00% |
| Feb. 13, 2024 | Klaas Bjoern | VP and Mng Director-PL Europe | A | Employee Stock Option (right to buy) | 6182 | $0.00 | 6,182.0000 | 25,721,957 | 9999.99% | 0.02% |
| Feb. 13, 2024 | Klaas Bjoern | VP and Mng Director-PL Europe | A | Common Stock | 6713 | $0.00 | 23,046.0000 | 25,721,957 | 41.10% | 0.03% |
| Feb. 13, 2024 | Klaas Bjoern | VP and Mng Director-PL Europe | F | Common Stock | 1741 | $33.52 | 16,333.0000 | 25,721,957 | 9.63% | 0.01% |
| Feb. 13, 2024 | Bodor Robert | President and CEO | A | Employee Stock Option (right to buy) | 41209 | $0.00 | 41,209.0000 | 25,721,957 | 9999.99% | 0.16% |