CRSP

CRISPR Therapeutics AG

Insider trading activity for CRISPR Therapeutics AG, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

-$1.4M

net selling

Bought(0 · 0 insiders): $0
Sold(2 · 2 insiders): $1.4M

Past 6 months

-$1.6M

net selling

Bought(0 · 0 insiders): $0
Sold(3 · 3 insiders): $1.6M

Past 12 months

-$18.3M

net selling

Bought(0 · 0 insiders): $0
Sold(28 · 5 insiders): $18.3M

Transaction history

The 100 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Sep 22	Kasinger James R.	General Counsel and…	MEXER◷◆	10,400	—	—	—	Open the original filing on SEC.gov
Sep 22	Kasinger James R.	General Counsel and…	SSELL◷	10,400	$60.24	$626.5K	-9.9%	Open the original filing on SEC.gov
Sep 22	Kasinger James R.	General Counsel and…	MEXER◷	10,400	$13.62	$141.6K	+11.0%	Open the original filing on SEC.gov
Sep 17	Behbahani Ali	Director	MEXER◆	30,000	—	—	—	Open the original filing on SEC.gov
Sep 17	Behbahani Ali	Director	SSELL	13,679	$57.09	$780.9K	-45.1%	Open the original filing on SEC.gov
Sep 17	Behbahani Ali	Director	MEXER	30,000	$14.00	$420K	+9,494%	Open the original filing on SEC.gov
Aug 7	Prasad Raju	Chief Financial Officer	GGIFT	750	—	—	-4.8%	Open the original filing on SEC.gov
Jun 5	George Simeon	Director	AGRANT◆	13,000	—	—	—	Open the original filing on SEC.gov
Jun 5	Fardis Maria	Director	AGRANT◆	13,000	—	—	—	Open the original filing on SEC.gov
Jun 5	Fleming Harold Edward	Director	AGRANT◆	13,000	—	—	—	Open the original filing on SEC.gov
Jun 5	Greene John	Director	AGRANT◆	13,000	—	—	—	Open the original filing on SEC.gov
Jun 5	High Katherine A	Director	AGRANT◆	13,000	—	—	—	Open the original filing on SEC.gov
Jun 5	Mahatme Sandesh	Director	AGRANT◆	13,000	—	—	—	Open the original filing on SEC.gov
Jun 5	Morrison Briggs	Director	AGRANT◆	13,000	—	—	—	Open the original filing on SEC.gov
Jun 5	Rommel Christian	Director	AGRANT◆	13,000	—	—	—	Open the original filing on SEC.gov
Jun 5	Treco Douglas A	Director	AGRANT◆	13,000	—	—	—	Open the original filing on SEC.gov
Jun 5	Behbahani Ali	Director	AGRANT◆	13,000	—	—	—	Open the original filing on SEC.gov
May 29	Patel Naimish	Chief Medical Officer	SSELL	3,786	$55.62	$210.6K	-16.4%	Open the original filing on SEC.gov
May 29	Kasinger James R.	General Counsel and…	AGRANT◆	17,000	—	—	—	Open the original filing on SEC.gov
May 29	Patel Naimish	Chief Medical Officer	AGRANT◆	22,000	—	—	—	Open the original filing on SEC.gov
May 29	Prasad Raju	Chief Financial Officer	AGRANT◆	19,500	—	—	—	Open the original filing on SEC.gov
May 28	Patel Naimish	Chief Medical Officer	MEXER◆	10,000	—	—	—	Open the original filing on SEC.gov
May 28	Patel Naimish	Chief Medical Officer	MEXER	10,000	—	—	+76.1%	Open the original filing on SEC.gov
Mar 23	Kasinger James R.	General Counsel and…	SSELL	3,182	$46.78	$148.9K	-3.3%	Open the original filing on SEC.gov
Mar 23	Kulkarni Samarth	Chief Executive Officer	SSELL	10,020	$46.78	$468.7K	-3.8%	Open the original filing on SEC.gov
Mar 23	Prasad Raju	Chief Financial Officer	SSELL	3,708	$46.78	$173.5K	-19.2%	Open the original filing on SEC.gov
Mar 20	Kasinger James R.	General Counsel and…	MEXER◆	6,250	—	—	—	Open the original filing on SEC.gov
Mar 20	Kasinger James R.	General Counsel and…	AGRANT◆	25,000	—	—	—	Open the original filing on SEC.gov
Mar 20	Kasinger James R.	General Counsel and…	AGRANT◆	38,499	—	—	—	Open the original filing on SEC.gov
Mar 20	Kasinger James R.	General Counsel and…	MEXER	6,250	—	—	+6.9%	Open the original filing on SEC.gov
Mar 20	Kulkarni Samarth	Chief Executive Officer	MEXER◆	19,687	—	—	—	Open the original filing on SEC.gov
Mar 20	Kulkarni Samarth	Chief Executive Officer	AGRANT◆	81,875	—	—	—	Open the original filing on SEC.gov
Mar 20	Kulkarni Samarth	Chief Executive Officer	AGRANT◆	114,249	—	—	—	Open the original filing on SEC.gov
Mar 20	Kulkarni Samarth	Chief Executive Officer	MEXER	19,687	—	—	+8.0%	Open the original filing on SEC.gov
Mar 20	Prasad Raju	Chief Financial Officer	MEXER◆	6,250	—	—	—	Open the original filing on SEC.gov
Mar 20	Prasad Raju	Chief Financial Officer	AGRANT◆	27,500	—	—	—	Open the original filing on SEC.gov
Mar 20	Prasad Raju	Chief Financial Officer	AGRANT◆	38,499	—	—	—	Open the original filing on SEC.gov
Mar 20	Prasad Raju	Chief Financial Officer	MEXER	6,250	—	—	+48.0%	Open the original filing on SEC.gov
Mar 20	Patel Naimish	Chief Medical Officer	AGRANT◆	30,000	—	—	—	Open the original filing on SEC.gov
Mar 20	Patel Naimish	Chief Medical Officer	AGRANT◆	38,499	—	—	—	Open the original filing on SEC.gov
Mar 16	Patel Naimish	Chief Medical Officer	SSELL	3,150	$48.26	$152K	-19.3%	Open the original filing on SEC.gov
Mar 16	Prasad Raju	Chief Financial Officer	GGIFT	750	—	—	-5.5%	Open the original filing on SEC.gov
Mar 16	Prasad Raju	Chief Financial Officer	SSELL	4,021	$48.26	$194.1K	-22.6%	Open the original filing on SEC.gov
Mar 16	Prasad Raju	Chief Financial Officer	SSELL	5,848	$48.26	$282.2K	-24.7%	Open the original filing on SEC.gov
Mar 16	Kasinger James R.	General Counsel and…	SSELL	3,450	$48.26	$166.5K	-3.6%	Open the original filing on SEC.gov
Mar 16	Kulkarni Samarth	Chief Executive Officer	SSELL	10,349	$48.26	$499.4K	-4.0%	Open the original filing on SEC.gov
Mar 14	Patel Naimish	Chief Medical Officer	MEXER◆	8,125	—	—	—	Open the original filing on SEC.gov
Mar 14	Patel Naimish	Chief Medical Officer	MEXER	8,125	—	—	+99.5%	Open the original filing on SEC.gov
Mar 14	Prasad Raju	Chief Financial Officer	MEXER◆	6,875	—	—	—	Open the original filing on SEC.gov
Mar 14	Prasad Raju	Chief Financial Officer	MEXER◆	10,000	—	—	—	Open the original filing on SEC.gov
Mar 14	Prasad Raju	Chief Financial Officer	MEXER	6,875	—	—	+41.0%	Open the original filing on SEC.gov
Mar 14	Prasad Raju	Chief Financial Officer	MEXER	10,000	—	—	+147.8%	Open the original filing on SEC.gov
Mar 14	Kasinger James R.	General Counsel and…	MEXER◆	6,875	—	—	—	Open the original filing on SEC.gov
Mar 14	Kasinger James R.	General Counsel and…	MEXER	6,875	—	—	+7.8%	Open the original filing on SEC.gov
Mar 14	Kulkarni Samarth	Chief Executive Officer	MEXER◆	20,625	—	—	—	Open the original filing on SEC.gov
Mar 14	Kulkarni Samarth	Chief Executive Officer	MEXER	20,625	—	—	+8.8%	Open the original filing on SEC.gov
Mar 11	Kasinger James R.	General Counsel and…	SSELL	2,800	$52.80	$147.8K	-3.1%	Open the original filing on SEC.gov
Mar 11	Kulkarni Samarth	Chief Executive Officer	SSELL	9,798	$52.80	$517.3K	-4.0%	Open the original filing on SEC.gov
Mar 10	Kasinger James R.	General Counsel and…	MEXER◆	5,500	—	—	—	Open the original filing on SEC.gov
Mar 10	Kasinger James R.	General Counsel and…	MEXER	5,500	—	—	+6.5%	Open the original filing on SEC.gov
Mar 10	Kulkarni Samarth	Chief Executive Officer	MEXER◆	19,250	—	—	—	Open the original filing on SEC.gov
Mar 10	Kulkarni Samarth	Chief Executive Officer	MEXER	19,250	—	—	+8.5%	Open the original filing on SEC.gov
Feb 19	Kulkarni Samarth	Chief Executive Officer	SSELL	6,967	$52.58	$366.3K	-3.0%	Open the original filing on SEC.gov
Feb 19	Kasinger James R.	General Counsel and…	SSELL	2,112	$52.58	$111K	-2.4%	Open the original filing on SEC.gov
Feb 18	Kulkarni Samarth	Chief Executive Officer	MEXER◆	13,250	—	—	—	Open the original filing on SEC.gov
Feb 18	Kulkarni Samarth	Chief Executive Officer	MEXER	13,250	—	—	+6.0%	Open the original filing on SEC.gov
Feb 18	Kasinger James R.	General Counsel and…	MEXER◆	3,825	—	—	—	Open the original filing on SEC.gov
Feb 18	Kasinger James R.	General Counsel and…	MEXER	3,825	—	—	+4.6%	Open the original filing on SEC.gov
Jan 22	Kulkarni Samarth	Chief Executive Officer	SSELL◷	60,000	$60.23	$3.6M	-30.9%	Open the original filing on SEC.gov
Jan 22	Prasad Raju	Chief Financial Officer	MEXER◷◆	34,972	—	—	—	Open the original filing on SEC.gov
Jan 22	Prasad Raju	Chief Financial Officer	SSELL◷	34,972	$60.19	$2.1M	-83.8%	Open the original filing on SEC.gov
Jan 22	Prasad Raju	Chief Financial Officer	MEXER◷	34,972	$45.15	$1.6M	+516.8%	Open the original filing on SEC.gov
Jan 20	Kulkarni Samarth	Chief Executive Officer	SSELL◷	8,567	$52.10	$446.3K	-4.2%	Open the original filing on SEC.gov
Jan 20	Kulkarni Samarth	Chief Executive Officer	SSELL◷	21,433	$51.61	$1.1M	-9.6%	Open the original filing on SEC.gov
Jan 6	Prasad Raju	Chief Financial Officer	MEXER◷◆	6,339	—	—	—	Open the original filing on SEC.gov
Jan 6	Prasad Raju	Chief Financial Officer	MEXER◷◆	23,361	—	—	—	Open the original filing on SEC.gov
Jan 6	Prasad Raju	Chief Financial Officer	SSELL◷	5,763	$60.21	$347K	-46.0%	Open the original filing on SEC.gov
Jan 6	Prasad Raju	Chief Financial Officer	SSELL◷	5,004	$60.00	$300.2K	-28.5%	Open the original filing on SEC.gov
Jan 6	Prasad Raju	Chief Financial Officer	SSELL◷	18,933	$60.18	$1.1M	-51.9%	Open the original filing on SEC.gov
Jan 6	Prasad Raju	Chief Financial Officer	MEXER◷	6,339	$44.31	$280.9K	+21.0%	Open the original filing on SEC.gov
Jan 6	Prasad Raju	Chief Financial Officer	MEXER◷	23,361	$45.15	$1.1M	+345.2%	Open the original filing on SEC.gov
Dec 22, 2025	Prasad Raju	Chief Financial Officer	SSELL◷	1,000	$56.89	$56.9K	-12.9%	Open the original filing on SEC.gov
Dec 22, 2025	Prasad Raju	Chief Financial Officer	SSELL◷	5,472	$56.33	$308.3K	-41.3%	Open the original filing on SEC.gov
Dec 22, 2025	Prasad Raju	Chief Financial Officer	SSELL◷	3,528	$55.10	$194.4K	-21.0%	Open the original filing on SEC.gov
Dec 18, 2025	Kulkarni Samarth	Chief Executive Officer	GGIFT	30,000	—	—	-11.8%	Open the original filing on SEC.gov
Oct 17, 2025	Kulkarni Samarth	Chief Executive Officer	SSELL	50,895	$67.91	$3.5M	-16.7%	Open the original filing on SEC.gov
Oct 16, 2025	Kulkarni Samarth	Chief Executive Officer	MEXER◆	100,000	—	—	—	Open the original filing on SEC.gov
Oct 16, 2025	Kulkarni Samarth	Chief Executive Officer	MEXER	100,000	—	—	+48.8%	Open the original filing on SEC.gov
Oct 14, 2025	Kulkarni Samarth	Chief Executive Officer	SSELL	4,242	$66.60	$282.5K	-2.0%	Open the original filing on SEC.gov
Oct 14, 2025	Kasinger James R.	General Counsel and…	SSELL	1,076	$66.60	$71.7K	-1.3%	Open the original filing on SEC.gov
Oct 13, 2025	Kulkarni Samarth	Chief Executive Officer	MEXER◆	8,334	—	—	—	Open the original filing on SEC.gov
Oct 13, 2025	Kulkarni Samarth	Chief Executive Officer	MEXER	8,334	—	—	+4.2%	Open the original filing on SEC.gov
Oct 13, 2025	Kasinger James R.	General Counsel and…	MEXER◆	2,114	—	—	—	Open the original filing on SEC.gov
Oct 13, 2025	Kasinger James R.	General Counsel and…	MEXER	2,114	—	—	+2.6%	Open the original filing on SEC.gov
Oct 3, 2025	Kulkarni Samarth	Chief Executive Officer	AGRANT◆	49,500	—	—	—	Open the original filing on SEC.gov
Oct 3, 2025	Patel Naimish	Chief Medical Officer	AGRANT◆	16,500	—	—	—	Open the original filing on SEC.gov
Oct 3, 2025	Kasinger James R.	General Counsel and…	AGRANT◆	16,500	—	—	—	Open the original filing on SEC.gov
Oct 3, 2025	Prasad Raju	Chief Financial Officer	AGRANT◆	16,500	—	—	—	Open the original filing on SEC.gov
Sep 17, 2025	Kulkarni Samarth	Chief Executive Officer	GGIFT	6,000	—	—	-2.9%	Open the original filing on SEC.gov
Aug 18, 2025	Kulkarni Samarth	Chief Executive Officer	SSELL	13,081	$58.15	$760.7K	-5.9%	Open the original filing on SEC.gov

MEXER◷◆—

Kasinger James R. · General Counsel…Sep 22

10,400 sh

SSELL◷$626.5K

Kasinger James R. · General Counsel…Sep 22

10,400 sh @ $60.24 · -9.9% own

MEXER◷$141.6K

Kasinger James R. · General Counsel…Sep 22

10,400 sh @ $13.62 · +11.0% own

MEXER◆—

Behbahani Ali · DirectorSep 17

30,000 sh

SSELL$780.9K

Behbahani Ali · DirectorSep 17

13,679 sh @ $57.09 · -45.1% own

MEXER$420K

Behbahani Ali · DirectorSep 17

30,000 sh @ $14.00 · +9,494% own

GGIFT—

Prasad Raju · Chief Financial…Aug 7

750 sh · -4.8% own

AGRANT◆—

George Simeon · DirectorJun 5

13,000 sh

AGRANT◆—

Fardis Maria · DirectorJun 5

13,000 sh

AGRANT◆—

Fleming Harold Edward · DirectorJun 5

13,000 sh

AGRANT◆—

Greene John · DirectorJun 5

13,000 sh

AGRANT◆—

High Katherine A · DirectorJun 5

13,000 sh

AGRANT◆—

Mahatme Sandesh · DirectorJun 5

13,000 sh

AGRANT◆—

Morrison Briggs · DirectorJun 5

13,000 sh

AGRANT◆—

Rommel Christian · DirectorJun 5

13,000 sh

AGRANT◆—

Treco Douglas A · DirectorJun 5

13,000 sh

AGRANT◆—

Behbahani Ali · DirectorJun 5

13,000 sh

SSELL$210.6K

Patel Naimish · Chief Medical…May 29

3,786 sh @ $55.62 · -16.4% own

AGRANT◆—

Kasinger James R. · General Counsel…May 29

17,000 sh

AGRANT◆—

Patel Naimish · Chief Medical…May 29

22,000 sh

AGRANT◆—

Prasad Raju · Chief Financial…May 29

19,500 sh

MEXER◆—

Patel Naimish · Chief Medical…May 28

10,000 sh

MEXER—

Patel Naimish · Chief Medical…May 28

10,000 sh · +76.1% own

SSELL$148.9K

Kasinger James R. · General Counsel…Mar 23

3,182 sh @ $46.78 · -3.3% own

SSELL$468.7K

Kulkarni Samarth · Chief Executive…Mar 23

10,020 sh @ $46.78 · -3.8% own

SSELL$173.5K

Prasad Raju · Chief Financial…Mar 23

3,708 sh @ $46.78 · -19.2% own

MEXER◆—

Kasinger James R. · General Counsel…Mar 20

6,250 sh

AGRANT◆—

Kasinger James R. · General Counsel…Mar 20

25,000 sh

AGRANT◆—

Kasinger James R. · General Counsel…Mar 20

38,499 sh

MEXER—

Kasinger James R. · General Counsel…Mar 20

6,250 sh · +6.9% own

MEXER◆—

Kulkarni Samarth · Chief Executive…Mar 20

19,687 sh

AGRANT◆—

Kulkarni Samarth · Chief Executive…Mar 20

81,875 sh

AGRANT◆—

Kulkarni Samarth · Chief Executive…Mar 20

114,249 sh

MEXER—

Kulkarni Samarth · Chief Executive…Mar 20

19,687 sh · +8.0% own

MEXER◆—

Prasad Raju · Chief Financial…Mar 20

6,250 sh

AGRANT◆—

Prasad Raju · Chief Financial…Mar 20

27,500 sh

AGRANT◆—

Prasad Raju · Chief Financial…Mar 20

38,499 sh

MEXER—

Prasad Raju · Chief Financial…Mar 20

6,250 sh · +48.0% own

AGRANT◆—

Patel Naimish · Chief Medical…Mar 20

30,000 sh

AGRANT◆—

Patel Naimish · Chief Medical…Mar 20

38,499 sh

SSELL$152K

Patel Naimish · Chief Medical…Mar 16

3,150 sh @ $48.26 · -19.3% own

GGIFT—

Prasad Raju · Chief Financial…Mar 16

750 sh · -5.5% own

SSELL$194.1K

Prasad Raju · Chief Financial…Mar 16

4,021 sh @ $48.26 · -22.6% own

SSELL$282.2K

Prasad Raju · Chief Financial…Mar 16

5,848 sh @ $48.26 · -24.7% own

SSELL$166.5K

Kasinger James R. · General Counsel…Mar 16

3,450 sh @ $48.26 · -3.6% own

SSELL$499.4K

Kulkarni Samarth · Chief Executive…Mar 16

10,349 sh @ $48.26 · -4.0% own

MEXER◆—

Patel Naimish · Chief Medical…Mar 14

8,125 sh

MEXER—

Patel Naimish · Chief Medical…Mar 14

8,125 sh · +99.5% own

MEXER◆—

Prasad Raju · Chief Financial…Mar 14

6,875 sh

MEXER◆—

Prasad Raju · Chief Financial…Mar 14

10,000 sh

MEXER—

Prasad Raju · Chief Financial…Mar 14

6,875 sh · +41.0% own

MEXER—

Prasad Raju · Chief Financial…Mar 14

10,000 sh · +147.8% own

MEXER◆—

Kasinger James R. · General Counsel…Mar 14

6,875 sh

MEXER—

Kasinger James R. · General Counsel…Mar 14

6,875 sh · +7.8% own

MEXER◆—

Kulkarni Samarth · Chief Executive…Mar 14

20,625 sh

MEXER—

Kulkarni Samarth · Chief Executive…Mar 14

20,625 sh · +8.8% own

SSELL$147.8K

Kasinger James R. · General Counsel…Mar 11

2,800 sh @ $52.80 · -3.1% own

SSELL$517.3K

Kulkarni Samarth · Chief Executive…Mar 11

9,798 sh @ $52.80 · -4.0% own

MEXER◆—

Kasinger James R. · General Counsel…Mar 10

5,500 sh

MEXER—

Kasinger James R. · General Counsel…Mar 10

5,500 sh · +6.5% own

MEXER◆—

Kulkarni Samarth · Chief Executive…Mar 10

19,250 sh

MEXER—

Kulkarni Samarth · Chief Executive…Mar 10

19,250 sh · +8.5% own

SSELL$366.3K

Kulkarni Samarth · Chief Executive…Feb 19

6,967 sh @ $52.58 · -3.0% own

SSELL$111K

Kasinger James R. · General Counsel…Feb 19

2,112 sh @ $52.58 · -2.4% own

MEXER◆—

Kulkarni Samarth · Chief Executive…Feb 18

13,250 sh

MEXER—

Kulkarni Samarth · Chief Executive…Feb 18

13,250 sh · +6.0% own

MEXER◆—

Kasinger James R. · General Counsel…Feb 18

3,825 sh

MEXER—

Kasinger James R. · General Counsel…Feb 18

3,825 sh · +4.6% own

SSELL◷$3.6M

Kulkarni Samarth · Chief Executive…Jan 22

60,000 sh @ $60.23 · -30.9% own

MEXER◷◆—

Prasad Raju · Chief Financial…Jan 22

34,972 sh

SSELL◷$2.1M

Prasad Raju · Chief Financial…Jan 22

34,972 sh @ $60.19 · -83.8% own

MEXER◷$1.6M

Prasad Raju · Chief Financial…Jan 22

34,972 sh @ $45.15 · +516.8% own

SSELL◷$446.3K

Kulkarni Samarth · Chief Executive…Jan 20

8,567 sh @ $52.10 · -4.2% own

SSELL◷$1.1M

Kulkarni Samarth · Chief Executive…Jan 20

21,433 sh @ $51.61 · -9.6% own

MEXER◷◆—