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$CRSP

$52.00 -$0.02 (0.04%)

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Insider Transactions

Insider Transaction Summary

AKTIENGESELLSCHAFT BAYER

5,632,802 shares

Net: 0 B/S: -

Pharmaceuticals (Europe) Ltd Vertex

5,275,345 shares

Net: 0 B/S: -

CORP /DE/ CELGENE

4,173,019 shares

Net: 0 B/S: -

PLC GLAXOSMITHKLINE

3,220,627 shares

Net: 0 B/S: -

Venture Capital V (Canada), LP Versant

1,519,505 shares

Net: 0 B/S: -

KURT VON EMSTER

1,164,268 shares

Net: 0 B/S: -

Harbor Master Investors (Cayman) L.P. Hadley

744,380 shares

Net: 0 B/S: -

Rodger Novak

573,007 shares

Net: 0 B/S: -

Sven Ante Lundberg

505,617 shares

Net: 0 B/S: -

Samarth Kulkarni

255,501 shares

Net: +147,110 B/S: 1.98

JAMES R. KASINGER

94,308 shares

Net: +66,943 B/S: 6.3

Kala Subramanian

85,000 shares

Net: 0 B/S: -

Simeon George

69,687 shares

Net: +19,510 B/S: ∞

Tony W Ho

52,364 shares

Net: 0 B/S: -

Naimish Patel

38,499 shares

Net: +59,974 B/S: 20.04

Thomas Woiwode

30,000 shares

Net: 0 B/S: -

MICHAEL JOHN TOMSICEK

26,891 shares

Net: 0 B/S: -

Tyler Dylan-Hyde

26,314 shares

Net: 0 B/S: -

Douglas A Treco

22,000 shares

Net: +33,000 B/S: ∞

Phuong Khanh Morrow

16,667 shares

Net: 0 B/S: -

Raju Prasad

15,565 shares

Net: +61,843 B/S: 1.93

N ANTHONY COLES

15,000 shares

Net: 0 B/S: -

Harold Edward Fleming

13,000 shares

Net: +13,000 B/S: ∞

John Greene

13,000 shares

Net: +13,000 B/S: ∞

Ali Behbahani

13,000 shares

Net: +13,000 B/S: ∞

Maria Fardis

13,000 shares

Net: +13,000 B/S: ∞

Christian Rommel

13,000 shares

Net: +13,000 B/S: ∞

Sandesh Mahatme

13,000 shares

Net: +13,000 B/S: ∞

Katherine A High

13,000 shares

Net: +13,000 B/S: ∞

Briggs Morrison

13,000 shares

Net: +13,000 B/S: ∞

Lawrence Otto Klein

12,500 shares

Net: 0 B/S: -

Bradley J PhD Bolzon

12,000 shares

Net: 0 B/S: -

Julianne Bruno

10,544 shares

Net: 0 B/S: -

Brendan Smith

5,072 shares

Net: 0 B/S: -

PABLO J CAGNONI

0 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
AKTIENGESELLSCHAFT BAYER	5,632,802	0	-
Pharmaceuticals (Europe) Ltd Vertex	5,275,345	0	-
CORP /DE/ CELGENE	4,173,019	0	-
PLC GLAXOSMITHKLINE	3,220,627	0	-
Venture Capital V (Canada), LP Versant	1,519,505	0	-
KURT VON EMSTER	1,164,268	0	-
Harbor Master Investors (Cayman) L.P. Hadley	744,380	0	-
Rodger Novak	573,007	0	-
Sven Ante Lundberg	505,617	0	-
Samarth Kulkarni	255,501	+147,110	1.98
JAMES R. KASINGER	94,308	+66,943	6.3
Kala Subramanian	85,000	0	-
Simeon George	69,687	+19,510	∞
Tony W Ho	52,364	0	-
Naimish Patel	38,499	+59,974	20.04
Thomas Woiwode	30,000	0	-
MICHAEL JOHN TOMSICEK	26,891	0	-
Tyler Dylan-Hyde	26,314	0	-
Douglas A Treco	22,000	+33,000	∞
Phuong Khanh Morrow	16,667	0	-
Raju Prasad	15,565	+61,843	1.93
N ANTHONY COLES	15,000	0	-
Harold Edward Fleming	13,000	+13,000	∞
John Greene	13,000	+13,000	∞
Ali Behbahani	13,000	+13,000	∞
Maria Fardis	13,000	+13,000	∞
Christian Rommel	13,000	+13,000	∞
Sandesh Mahatme	13,000	+13,000	∞
Katherine A High	13,000	+13,000	∞
Briggs Morrison	13,000	+13,000	∞
Lawrence Otto Klein	12,500	0	-
Bradley J PhD Bolzon	12,000	0	-
Julianne Bruno	10,544	0	-
Brendan Smith	5,072	0	-
PABLO J CAGNONI	0	0	-

Individual Transactions

March 23, 2026

JAMES R. KASINGER

Open Market Sale

Change: -3,182

Price: $46.78

Shares: 94,308

Value: -$148,853

Samarth Kulkarni

Open Market Sale

Change: -10,020

Price: $46.78

Shares: 255,501

Value: -$468,735

Raju Prasad

Open Market Sale

Change: -3,708

Price: $46.78

Shares: 15,565

Value: -$173,460

Insider	Filing Date	Transaction	Shares	Change	Price	Value
JAMES R. KASINGER	Mar 24	Open Market Sale (S) Market Sale	94,308	-3,182	$46.78	-$148,853
Samarth Kulkarni	Mar 24	Open Market Sale (S) Market Sale	255,501	-10,020	$46.78	-$468,735
Raju Prasad	Mar 24	Open Market Sale (S) Market Sale	15,565	-3,708	$46.78	-$173,460

March 20, 2026

JAMES R. KASINGER

Grant/Award Acquisition

Change: +38,499

Price: $0.00

Shares: 38,499

Value: +$0

JAMES R. KASINGER

Option Exercise/Conversion

Change: +6,250

Price: $0.00

Shares: 97,490

Value: +$0

Samarth Kulkarni

Option Exercise/Conversion

Change: +19,687

Price: $0.00

Shares: 265,521

Value: +$0

Samarth Kulkarni

Grant/Award Acquisition

Change: +114,249

Price: $0.00

Shares: 114,249

Value: +$0

Raju Prasad

Option Exercise/Conversion

Change: +6,250

Price: $0.00

Shares: 19,273

Value: +$0

Raju Prasad

Grant/Award Acquisition

Change: +38,499

Price: $0.00

Shares: 38,499

Value: +$0

Naimish Patel

Grant/Award Acquisition

Change: +38,499

Price: $0.00

Shares: 38,499

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
JAMES R. KASINGER	Mar 24	Grant/Award Acquisition (A) Compensation/Award	38,499	+38,499	$0.00	+$0
JAMES R. KASINGER	Mar 24	Option Exercise/Conversion (M) Compensation/Award	97,490	+6,250	$0.00	+$0
Samarth Kulkarni	Mar 24	Option Exercise/Conversion (M) Compensation/Award	265,521	+19,687	$0.00	+$0
Samarth Kulkarni	Mar 24	Grant/Award Acquisition (A) Compensation/Award	114,249	+114,249	$0.00	+$0
Raju Prasad	Mar 24	Option Exercise/Conversion (M) Compensation/Award	19,273	+6,250	$0.00	+$0
Raju Prasad	Mar 24	Grant/Award Acquisition (A) Compensation/Award	38,499	+38,499	$0.00	+$0
Naimish Patel	Mar 24	Grant/Award Acquisition (A) Compensation/Award	38,499	+38,499	$0.00	+$0

March 16, 2026

Naimish Patel

Open Market Sale

Change: -3,150

Price: $48.26

Shares: 13,143

Value: -$152,019

Raju Prasad

Gift

Change: -750

Price: $0.00

Shares: 13,023

Value: -$0

Raju Prasad

Open Market Sale

Change: -5,848

Price: $48.26

Shares: 17,794

Value: -$282,224

JAMES R. KASINGER

Open Market Sale

Change: -3,450

Price: $48.26

Shares: 91,240

Value: -$166,497

Samarth Kulkarni

Open Market Sale

Change: -10,349

Price: $48.26

Shares: 245,834

Value: -$499,442

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Naimish Patel	Mar 17	Open Market Sale (S) Market Sale	13,143	-3,150	$48.26	-$152,019
Raju Prasad	Mar 17	Gift (G) Non-Market Transfer	13,023	-750	$0.00	-$0
Raju Prasad	Mar 17	Open Market Sale (S) Market Sale	17,794	-5,848	$48.26	-$282,224
JAMES R. KASINGER	Mar 17	Open Market Sale (S) Market Sale	91,240	-3,450	$48.26	-$166,497
Samarth Kulkarni	Mar 17	Open Market Sale (S) Market Sale	245,834	-10,349	$48.26	-$499,442

March 14, 2026

Naimish Patel

Option Exercise/Conversion

Change: +8,125

Price: $0.00

Shares: 16,293

Value: +$0

Raju Prasad

Option Exercise/Conversion

Change: +10,000

Price: $0.00

Shares: 16,767

Value: +$0

JAMES R. KASINGER

Option Exercise/Conversion

Change: +6,875

Price: $0.00

Shares: 94,690

Value: +$0

Samarth Kulkarni

Option Exercise/Conversion

Change: +20,625

Price: $0.00

Shares: 256,183

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Naimish Patel	Mar 17	Option Exercise/Conversion (M) Compensation/Award	16,293	+8,125	$0.00	+$0
Raju Prasad	Mar 17	Option Exercise/Conversion (M) Compensation/Award	16,767	+10,000	$0.00	+$0
JAMES R. KASINGER	Mar 17	Option Exercise/Conversion (M) Compensation/Award	94,690	+6,875	$0.00	+$0
Samarth Kulkarni	Mar 17	Option Exercise/Conversion (M) Compensation/Award	256,183	+20,625	$0.00	+$0

March 11, 2026

JAMES R. KASINGER

Open Market Sale

Change: -2,800

Price: $52.80

Shares: 87,815

Value: -$147,840

Insider	Filing Date	Transaction	Shares	Change	Price	Value
JAMES R. KASINGER	Mar 12	Open Market Sale (S) Market Sale	87,815	-2,800	$52.80	-$147,840