CRSP · CRISPR Therapeutics AG Common Shares
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| George Simeon Director | ▲ Buy | Open Market | 1,730,179 Shares held | 7/16/2025 | View profile |
| Samarth Kulkarni Chief Executive Officer | ▼ Sell | Open Market | 255,501 Shares held | 3/23/2026 | View profile |
| James R. Kasinger General Counsel and Secretary | ▼ Sell | Open Market | 94,308 Shares held | 3/23/2026 | View profile |
| Ho Tony W Executive VP, Head of R&D | ▼ Sell | Tax Withholding | 52,364 Shares held | 12/6/2021 | View profile |
| Lawrence Otto Klein Director | ▼ Sell | Tax Withholding | 26,797 Shares held | 3/14/2022 | View profile |
| Treco Douglas A | ▲ Buy | Open Market | 22,000 Shares held | 8/6/2025 | View profile |
| Naimish Patel Chief Medical Officer | ▼ Sell | Open Market | 19,357 Shares held | 5/29/2026 | View profile |
| Raju Prasad Chief Financial Officer | ▼ Sell | Gift | 14,815 Shares held | 8/7/2026 | View profile |
| Bruno Julianne Chief Operating Officer | ▼ Sell | Open Market | 10,544 Shares held | 3/21/2025 | View profile |
| Greene John | ▲ Buy | Open Market | 7,000 Shares held | 2/26/2025 | View profile |
| Smith Brendan Chief Financial Officer | ▼ Sell | Tax Withholding | 5,072 Shares held | 2/21/2023 | View profile |
| Phuong Khanh Morrow Director | ▼ Sell | Tax Withholding | 4,411 Shares held | 5/24/2023 | View profile |
Transaction History
| Raju Prasad | ▼ Sell | Gift | 750 | $0 | 8/7/2026 |
| Naimish Patel | ▼ Sell | Open Market | 3,786 | $211K | 5/29/2026 |
| Naimish Patel | ▲ Buy | Option Exercise | 10,000 | — | 5/28/2026 |
| James R. Kasinger | ▼ Sell | Open Market | 3,182 | $149K | 3/23/2026 |
| Samarth Kulkarni | ▼ Sell | Open Market | 10,020 | $469K | 3/23/2026 |
| Raju Prasad | ▼ Sell | Open Market | 3,708 | $173K | 3/23/2026 |
| James R. Kasinger | ▲ Buy | Option Exercise | 6,250 | — | 3/20/2026 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 19,687 | — | 3/20/2026 |
| Raju Prasad | ▲ Buy | Option Exercise | 6,250 | — | 3/20/2026 |
| Naimish Patel | ▼ Sell | Open Market | 3,150 | $152K | 3/16/2026 |
| Raju Prasad | ▼ Sell | Open Market | 5,848 | $282K | 3/16/2026 |
| Raju Prasad | ▼ Sell | Open Market | 4,021 | $194K | 3/16/2026 |
| Raju Prasad | ▼ Sell | Gift | 750 | $0 | 3/16/2026 |
| James R. Kasinger | ▼ Sell | Open Market | 3,450 | $166K | 3/16/2026 |
| Samarth Kulkarni | ▼ Sell | Open Market | 10,349 | $499K | 3/16/2026 |
| Naimish Patel | ▲ Buy | Option Exercise | 8,125 | — | 3/14/2026 |
| Raju Prasad | ▲ Buy | Option Exercise | 10,000 | — | 3/14/2026 |
| Raju Prasad | ▲ Buy | Option Exercise | 6,875 | — | 3/14/2026 |
| James R. Kasinger | ▲ Buy | Option Exercise | 6,875 | — | 3/14/2026 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 20,625 | — | 3/14/2026 |
| James R. Kasinger | ▼ Sell | Open Market | 2,800 | $148K | 3/11/2026 |
| Samarth Kulkarni | ▼ Sell | Open Market | 9,798 | $517K | 3/11/2026 |
| James R. Kasinger | ▲ Buy | Option Exercise | 5,500 | — | 3/10/2026 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 19,250 | — | 3/10/2026 |
| Samarth Kulkarni | ▼ Sell | Open Market | 6,967 | $366K | 2/19/2026 |
| James R. Kasinger | ▼ Sell | Open Market | 2,112 | $111K | 2/19/2026 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 13,250 | — | 2/18/2026 |
| James R. Kasinger | ▲ Buy | Option Exercise | 3,825 | — | 2/18/2026 |
| Raju Prasad | ▲ Buy | Option Exercise | 34,972 | $1.6M | 1/22/2026 |
| Raju Prasad | ▼ Sell | Open Market | 34,972 | $2.1M | 1/22/2026 |
| Samarth Kulkarni | ▼ Sell | Open Market | 60,000 | $3.6M | 1/22/2026 |
| Samarth Kulkarni | ▼ Sell | Open Market | 21,433 | $1.1M | 1/20/2026 |
| Samarth Kulkarni | ▼ Sell | Open Market | 8,567 | $446K | 1/20/2026 |
| Raju Prasad | ▲ Buy | Option Exercise | 23,361 | $1.1M | 1/6/2026 |
| Raju Prasad | ▲ Buy | Option Exercise | 6,339 | $281K | 1/6/2026 |
| Raju Prasad | ▼ Sell | Open Market | 18,933 | $1.1M | 1/6/2026 |
| Raju Prasad | ▼ Sell | Open Market | 5,004 | $300K | 1/6/2026 |
| Raju Prasad | ▼ Sell | Open Market | 5,763 | $347K | 1/6/2026 |
| Raju Prasad | ▼ Sell | Open Market | 3,528 | $194K | 12/22/2025 |
| Raju Prasad | ▼ Sell | Open Market | 5,472 | $308K | 12/22/2025 |
| Raju Prasad | ▼ Sell | Open Market | 1,000 | $57K | 12/22/2025 |
| Samarth Kulkarni | ▼ Sell | Gift | 30,000 | $0 | 12/18/2025 |
| Samarth Kulkarni | ▼ Sell | Open Market | 50,895 | $3.5M | 10/17/2025 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 100,000 | — | 10/16/2025 |
| Samarth Kulkarni | ▼ Sell | Open Market | 4,242 | $283K | 10/14/2025 |
| James R. Kasinger | ▼ Sell | Open Market | 1,076 | $72K | 10/14/2025 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 8,334 | — | 10/13/2025 |
| James R. Kasinger | ▲ Buy | Option Exercise | 2,114 | — | 10/13/2025 |
| Samarth Kulkarni | ▼ Sell | Gift | 6,000 | $0 | 9/17/2025 |
| Samarth Kulkarni | ▼ Sell | Open Market | 13,081 | $761K | 8/18/2025 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 25,000 | — | 8/16/2025 |
| Treco Douglas A | ▲ Buy | Open Market | 20,000 | $1.1M | 8/6/2025 |
| George Simeon | ▲ Buy | Open Market | 6,510 | $339K | 7/16/2025 |
| George Simeon | ▲ Buy | Open Market | 22,319 | $1.2M | 7/16/2025 |
| George Simeon | ▲ Buy | Open Market | 960,983 | $50.0M | 7/16/2025 |
| Naimish Patel | ▼ Sell | Open Market | 3,932 | $141K | 5/29/2025 |
| Naimish Patel | ▲ Buy | Option Exercise | 10,000 | — | 5/28/2025 |
| Naimish Patel | ▲ Buy | Open Market | 1,508 | $50K | 4/3/2025 |
| Samarth Kulkarni | ▼ Sell | Open Market | 10,031 | $414K | 3/21/2025 |
| Bruno Julianne | ▼ Sell | Open Market | 1,714 | $71K | 3/21/2025 |
| Raju Prasad | ▼ Sell | Open Market | 2,197 | $91K | 3/21/2025 |
| James R. Kasinger | ▼ Sell | Open Market | 3,185 | $131K | 3/21/2025 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 19,688 | — | 3/20/2025 |
| Raju Prasad | ▲ Buy | Option Exercise | 6,250 | — | 3/20/2025 |
| James R. Kasinger | ▲ Buy | Option Exercise | 6,250 | — | 3/20/2025 |
| Bruno Julianne | ▲ Buy | Option Exercise | 3,750 | — | 3/20/2025 |
| Raju Prasad | ▼ Sell | Open Market | 3,762 | $157K | 3/17/2025 |
| Raju Prasad | ▲ Buy | Option Exercise | 10,000 | — | 3/14/2025 |
| Samarth Kulkarni | ▼ Sell | Open Market | 4,462 | $193K | 3/12/2025 |
| James R. Kasinger | ▼ Sell | Open Market | 1,116 | $48K | 3/12/2025 |
| Bruno Julianne | ▼ Sell | Open Market | 190 | $8K | 3/12/2025 |
| Samarth Kulkarni | ▼ Sell | Open Market | 9,973 | $423K | 3/11/2025 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 9,000 | — | 3/11/2025 |
| James R. Kasinger | ▼ Sell | Open Market | 2,850 | $121K | 3/11/2025 |
| James R. Kasinger | ▲ Buy | Option Exercise | 2,250 | — | 3/11/2025 |
| Bruno Julianne | ▼ Sell | Open Market | 1,198 | $51K | 3/11/2025 |
| Bruno Julianne | ▲ Buy | Option Exercise | 435 | — | 3/11/2025 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 19,250 | — | 3/10/2025 |
| James R. Kasinger | ▲ Buy | Option Exercise | 5,500 | — | 3/10/2025 |
| Bruno Julianne | ▲ Buy | Option Exercise | 2,399 | — | 3/10/2025 |
| Greene John | ▲ Buy | Open Market | 7,000 | $314K | 2/26/2025 |
| Samarth Kulkarni | ▼ Sell | Open Market | 18,360 | $1.0M | 2/19/2025 |
| Bruno Julianne | ▼ Sell | Open Market | 333 | $18K | 2/19/2025 |
| Samarth Kulkarni | ▼ Sell | Open Market | 6,928 | $366K | 2/19/2025 |
| James R. Kasinger | ▼ Sell | Open Market | 1,947 | $103K | 2/19/2025 |
| Bruno Julianne | ▲ Buy | Option Exercise | 650 | — | 2/18/2025 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 13,250 | — | 2/18/2025 |
| Samarth Kulkarni | ▼ Sell | Open Market | 11,640 | $641K | 2/18/2025 |
| James R. Kasinger | ▼ Sell | Open Market | 9,595 | $517K | 2/18/2025 |
| James R. Kasinger | ▲ Buy | Option Exercise | 3,825 | — | 2/18/2025 |
| James R. Kasinger | ▲ Buy | Option Exercise | 20,000 | — | 2/16/2025 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 13,751 | $223K | 12/24/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 15,000 | $827K | 12/2/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 23,121 | $1.3M | 11/11/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 6,879 | $387K | 11/11/2024 |
| James R. Kasinger | ▼ Sell | Open Market | 1,089 | $50K | 10/14/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 4,293 | $199K | 10/14/2024 |
| James R. Kasinger | ▲ Buy | Option Exercise | 2,113 | — | 10/13/2024 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 8,333 | — | 10/13/2024 |
| Samarth Kulkarni | ▼ Sell | Gift | 100,000 | $0 | 8/8/2024 |
| Bruno Julianne | ▼ Sell | Open Market | 3,366 | $189K | 6/21/2024 |
| Bruno Julianne | ▲ Buy | Option Exercise | 7,000 | — | 6/20/2024 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 19,582 | $374K | 4/15/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 18,378 | $1.1M | 4/15/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 1,204 | $73K | 4/15/2024 |
| Raju Prasad | ▼ Sell | Open Market | 3,524 | $256K | 3/15/2024 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 20,000 | $382K | 3/15/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 10,613 | $764K | 3/15/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 9,387 | $686K | 3/15/2024 |
| Raju Prasad | ▲ Buy | Option Exercise | 10,000 | — | 3/14/2024 |
| James R. Kasinger | ▼ Sell | Open Market | 1,146 | $85K | 3/12/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 4,583 | $341K | 3/12/2024 |
| James R. Kasinger | ▼ Sell | Open Market | 2,801 | $219K | 3/11/2024 |
| James R. Kasinger | ▲ Buy | Option Exercise | 2,250 | — | 3/11/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 9,802 | $767K | 3/11/2024 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 9,000 | — | 3/11/2024 |
| James R. Kasinger | ▲ Buy | Option Exercise | 5,500 | — | 3/10/2024 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 19,250 | — | 3/10/2024 |
| George Simeon | ▲ Buy | Grant | 63,177 | $4.5M | 2/27/2024 |
| George Simeon | ▲ Buy | Grant | 216,578 | $15.5M | 2/27/2024 |
| George Simeon | ▲ Buy | Grant | 769,196 | $55.0M | 2/27/2024 |
| James R. Kasinger | ▼ Sell | Open Market | 1,913 | $152K | 2/20/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 6,370 | $507K | 2/20/2024 |
| James R. Kasinger | ▲ Buy | Option Exercise | 3,825 | — | 2/18/2024 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 13,250 | — | 2/18/2024 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 20,000 | $382K | 2/15/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 12,949 | $1.0M | 2/15/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 5,951 | $482K | 2/15/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 1,100 | $90K | 2/15/2024 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 50,000 | $956K | 1/29/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 49,300 | $3.0M | 1/29/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 700 | $43K | 1/29/2024 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 20,000 | $382K | 1/16/2024 |
| Samarth Kulkarni | ▼ Sell | Open Market | 20,000 | $1.3M | 1/16/2024 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 25,000 | $478K | 5/30/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 7,301 | $464K | 5/30/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 5,999 | $387K | 5/30/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 9,300 | $610K | 5/30/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 2,400 | $160K | 5/30/2023 |
| Phuong Khanh Morrow | ▼ Sell | Tax Withholding | 2,527 | $167K | 5/24/2023 |
| Phuong Khanh Morrow | ▲ Buy | Option Exercise | 6,938 | — | 5/23/2023 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 25,000 | $478K | 4/25/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 20,607 | $1.0M | 4/25/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 4,393 | $226K | 4/25/2023 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 25,000 | $478K | 3/29/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 19,719 | $875K | 3/29/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 5,281 | $237K | 3/29/2023 |
| Samarth Kulkarni | ▼ Sell | Tax Withholding | 5,358 | $232K | 3/13/2023 |
| Samarth Kulkarni | ▼ Sell | Tax Withholding | 4,086 | $177K | 3/13/2023 |
| James R. Kasinger | ▼ Sell | Tax Withholding | 1,283 | $55K | 3/13/2023 |
| James R. Kasinger | ▼ Sell | Tax Withholding | 1,022 | $44K | 3/13/2023 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 9,000 | — | 3/11/2023 |
| James R. Kasinger | ▲ Buy | Option Exercise | 2,250 | — | 3/11/2023 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 11,833 | — | 3/10/2023 |
| James R. Kasinger | ▲ Buy | Option Exercise | 2,833 | — | 3/10/2023 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 25,000 | $478K | 2/27/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 10,180 | $486K | 2/27/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 13,720 | $666K | 2/27/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 1,100 | $54K | 2/27/2023 |
| Smith Brendan | ▼ Sell | Tax Withholding | 1,392 | $67K | 2/21/2023 |
| Samarth Kulkarni | ▼ Sell | Tax Withholding | 6,373 | $308K | 2/21/2023 |
| James R. Kasinger | ▼ Sell | Tax Withholding | 1,950 | $94K | 2/21/2023 |
| Smith Brendan | ▲ Buy | Option Exercise | 3,825 | — | 2/18/2023 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 13,250 | — | 2/18/2023 |
| James R. Kasinger | ▲ Buy | Option Exercise | 3,825 | — | 2/18/2023 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 25,000 | $478K | 1/27/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 1,800 | $91K | 1/27/2023 |
| Samarth Kulkarni | ▼ Sell | Open Market | 23,200 | $1.2M | 1/27/2023 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 25,000 | $478K | 12/28/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 20,366 | $831K | 12/28/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 4,634 | $192K | 12/28/2022 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 58,233 | $105K | 12/6/2022 |
| Samarth Kulkarni | ▼ Sell | Tax Withholding | 19,401 | $1.0M | 12/5/2022 |
| James R. Kasinger | ▼ Sell | Tax Withholding | 3,234 | $169K | 12/5/2022 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 40,000 | — | 12/3/2022 |
| James R. Kasinger | ▲ Buy | Option Exercise | 6,667 | — | 12/3/2022 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 25,000 | $478K | 11/28/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 17,118 | $917K | 11/28/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 5,572 | $306K | 11/28/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 2,310 | $128K | 11/28/2022 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 19,582 | $317K | 10/26/2022 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 5,418 | $104K | 10/26/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 2,500 | $132K | 10/26/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 4,000 | $216K | 10/26/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 11,312 | $622K | 10/26/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 7,188 | $400K | 10/26/2022 |
| Smith Brendan | ▼ Sell | Tax Withholding | 1,111 | $62K | 10/17/2022 |
| Smith Brendan | ▲ Buy | Option Exercise | 3,750 | — | 10/14/2022 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 25,000 | $405K | 9/28/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 23,200 | $1.5M | 9/28/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 1,800 | $117K | 9/28/2022 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 25,000 | $405K | 8/29/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 4,073 | $269K | 8/29/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 20,764 | $1.4M | 8/29/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 163 | $11K | 8/29/2022 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 8,333 | $105K | 7/27/2022 |
| Samarth Kulkarni | ▲ Buy | Option Exercise | 16,667 | $270K | 7/27/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 6,933 | $524K | 7/27/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 700 | $53K | 7/27/2022 |
| Samarth Kulkarni | ▼ Sell | Open Market | 700 | $54K | 7/27/2022 |