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$ALNY

$312.51 +$24.45 (8.49%)

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Insider Transactions

Insider Transaction Summary

Sanofi

10,554,134 shares

Net: 0 B/S: -

JOHN MARAGANORE

227,984 shares

Net: 0 B/S: -

Barry E Greene

100,798 shares

Net: 0 B/S: -

Yvonne Greenstreet

98,493 shares

Net: +72,008 B/S: 8.74

Jeffrey V. Poulton

64,159 shares

Net: +22,495 B/S: 9.31

Tolga Tanguler

36,500 shares

Net: +17,497 B/S: 8.17

Akshay Vaishnaw

26,060 shares

Net: 0 B/S: -

David-Alexandre C Gros

25,000 shares

Net: 0 B/S: -

AMY W SCHULMAN

24,049 shares

Net: +12,088 B/S: ∞

Kevin Joseph Fitzgerald

21,103 shares

Net: +11,732 B/S: 1.9

Pushkal Garg

20,443 shares

Net: +16,330 B/S: 4.49

Manmeet Singh Soni

20,000 shares

Net: 0 B/S: -

MICHAEL W BONNEY

16,804 shares

Net: 0 B/S: 1.0

STEVEN M PAUL

16,000 shares

Net: 0 B/S: -

BRYAN SUPRAN

14,565 shares

Net: +14,565 B/S: ∞

Melissa McLaughlin

11,673 shares

Net: -321 B/S: -

KEVIN P STARR

11,250 shares

Net: 0 B/S: -

PHILIP A SHARP

9,000 shares

Net: 0 B/S: -

PAUL SCHIMMEL

9,000 shares

Net: 0 B/S: -

JOHN K CLARKE

9,000 shares

Net: 0 B/S: -

Robert W. Hesslein

8,002 shares

Net: 0 B/S: -

Michael Mason

5,400 shares

Net: 0 B/S: -

LAURIE KEATING

5,132 shares

Net: 0 B/S: -

DAVID E I PYOTT

4,491 shares

Net: +3,580 B/S: 4.89

Benjamin Cravatt

4,393 shares

Net: +4,393 B/S: ∞

Indrani Lall Franchini

4,320 shares

Net: 0 B/S: -

Marsha Fanucci

3,454 shares

Net: 0 B/S: -

MARGARET A HAMBURG

1,582 shares

Net: +671 B/S: ∞

Dennis A Ausiello

1,582 shares

Net: +7,686 B/S: 4.87

Colleen F Reitan

1,446 shares

Net: +17,026 B/S: 11.35

PETER N KELLOGG

1,446 shares

Net: +671 B/S: ∞

Charles Elliott Sigal

1,446 shares

Net: +671 B/S: ∞

OLIVIER BRANDICOURT

1,446 shares

Net: +671 B/S: ∞

Carolyn R Bertozzi

775 shares

Net: 0 B/S: -

Stuart A Arbuckle

671 shares

Net: +3,950 B/S: ∞

PHILLIP A SHARP

0 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Sanofi	10,554,134	0	-
JOHN MARAGANORE	227,984	0	-
Barry E Greene	100,798	0	-
Yvonne Greenstreet	98,493	+72,008	8.74
Jeffrey V. Poulton	64,159	+22,495	9.31
Tolga Tanguler	36,500	+17,497	8.17
Akshay Vaishnaw	26,060	0	-
David-Alexandre C Gros	25,000	0	-
AMY W SCHULMAN	24,049	+12,088	∞
Kevin Joseph Fitzgerald	21,103	+11,732	1.9
Pushkal Garg	20,443	+16,330	4.49
Manmeet Singh Soni	20,000	0	-
MICHAEL W BONNEY	16,804	0	1.0
STEVEN M PAUL	16,000	0	-
BRYAN SUPRAN	14,565	+14,565	∞
Melissa McLaughlin	11,673	-321	-
KEVIN P STARR	11,250	0	-
PHILIP A SHARP	9,000	0	-
PAUL SCHIMMEL	9,000	0	-
JOHN K CLARKE	9,000	0	-
Robert W. Hesslein	8,002	0	-
Michael Mason	5,400	0	-
LAURIE KEATING	5,132	0	-
DAVID E I PYOTT	4,491	+3,580	4.89
Benjamin Cravatt	4,393	+4,393	∞
Indrani Lall Franchini	4,320	0	-
Marsha Fanucci	3,454	0	-
MARGARET A HAMBURG	1,582	+671	∞
Dennis A Ausiello	1,582	+7,686	4.87
Colleen F Reitan	1,446	+17,026	11.35
PETER N KELLOGG	1,446	+671	∞
Charles Elliott Sigal	1,446	+671	∞
OLIVIER BRANDICOURT	1,446	+671	∞
Carolyn R Bertozzi	775	0	-
Stuart A Arbuckle	671	+3,950	∞
PHILLIP A SHARP	0	0	-

Individual Transactions

June 01, 2026

DAVID E I PYOTT

Option Exercise/Conversion

Change: +3,830

Price: $0.00

Shares: 5,412

Value: +$0

Benjamin Cravatt

Grant/Award Acquisition

Change: +4,393

Price: $0.00

Shares: 4,393

Value: +$0

DAVID E I PYOTT

Open Market Sale

Change: -921

Price: $297.71

Shares: 4,491

Value: -$274,190

Insider	Filing Date	Transaction	Shares	Change	Price	Value
DAVID E I PYOTT	Jun 03	Option Exercise/Conversion (M) Compensation/Award	5,412	+3,830	$0.00	+$0
Benjamin Cravatt	Jun 03	Grant/Award Acquisition (A) Compensation/Award	4,393	+4,393	$0.00	+$0
DAVID E I PYOTT	Jun 03	Open Market Sale (S) Market Sale	4,491	-921	$297.71	-$274,190

May 20, 2026

DAVID E I PYOTT

Grant/Award Acquisition

Change: +671

Price: $0.00

Shares: 1,582

Value: +$0

Stuart A Arbuckle

Grant/Award Acquisition

Change: +671

Price: $0.00

Shares: 671

Value: +$0

Dennis A Ausiello

Grant/Award Acquisition

Change: +671

Price: $0.00

Shares: 1,582

Value: +$0

OLIVIER BRANDICOURT

Grant/Award Acquisition

Change: +671

Price: $0.00

Shares: 1,446

Value: +$0

MARGARET A HAMBURG

Grant/Award Acquisition

Change: +671

Price: $0.00

Shares: 1,582

Value: +$0

PETER N KELLOGG

Grant/Award Acquisition

Change: +671

Price: $0.00

Shares: 1,446

Value: +$0

Colleen F Reitan

Grant/Award Acquisition

Change: +671

Price: $0.00

Shares: 1,446

Value: +$0

AMY W SCHULMAN

Grant/Award Acquisition

Change: +838

Price: $0.00

Shares: 24,049

Value: +$0

Charles Elliott Sigal

Grant/Award Acquisition

Change: +671

Price: $0.00

Shares: 1,446

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
DAVID E I PYOTT	May 22	Grant/Award Acquisition (A) Compensation/Award	1,582	+671	$0.00	+$0
Stuart A Arbuckle	May 22	Grant/Award Acquisition (A) Compensation/Award	671	+671	$0.00	+$0
Dennis A Ausiello	May 22	Grant/Award Acquisition (A) Compensation/Award	1,582	+671	$0.00	+$0
OLIVIER BRANDICOURT	May 22	Grant/Award Acquisition (A) Compensation/Award	1,446	+671	$0.00	+$0
MARGARET A HAMBURG	May 22	Grant/Award Acquisition (A) Compensation/Award	1,582	+671	$0.00	+$0
PETER N KELLOGG	May 22	Grant/Award Acquisition (A) Compensation/Award	1,446	+671	$0.00	+$0
Colleen F Reitan	May 22	Grant/Award Acquisition (A) Compensation/Award	1,446	+671	$0.00	+$0
AMY W SCHULMAN	May 22	Grant/Award Acquisition (A) Compensation/Award	24,049	+838	$0.00	+$0
Charles Elliott Sigal	May 22	Grant/Award Acquisition (A) Compensation/Award	1,446	+671	$0.00	+$0

May 13, 2026

AMY W SCHULMAN

Option Exercise/Conversion

Change: +11,250

Price: $70.20

Shares: 23,211

Value: +$789,750

Insider	Filing Date	Transaction	Shares	Change	Price	Value
AMY W SCHULMAN	May 14	Option Exercise/Conversion (M) Compensation/Award	23,211	+11,250	$70.20	+$789,750

April 06, 2026

Melissa McLaughlin

Open Market Sale

Change: -56

Price: $320.14

Shares: 11,673

Value: -$17,927

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Melissa McLaughlin	Apr 07	Open Market Sale (S) Market Sale	11,673	-56	$320.14	-$17,927

April 02, 2026

Melissa McLaughlin

Open Market Sale

Change: -265

Price: $316.61

Shares: 13,088

Value: -$83,901

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Melissa McLaughlin	Apr 07	Open Market Sale (S) Market Sale	13,088	-265	$316.61	-$83,901

March 05, 2026

Pushkal Garg

Open Market Sale

Change: -654

Price: $322.33

Shares: 20,443

Value: -$210,803

Kevin Joseph Fitzgerald

Open Market Sale

Change: -124

Price: $321.81

Shares: 21,103

Value: -$39,904

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Pushkal Garg	Mar 06	Open Market Sale (S) Market Sale	20,443	-654	$322.33	-$210,803
Kevin Joseph Fitzgerald	Mar 06	Open Market Sale (S) Market Sale	21,103	-124	$321.81	-$39,904

March 04, 2026

Kevin Joseph Fitzgerald

Open Market Sale

Change: -29

Price: $319.03

Shares: 21,831

Value: -$9,251

Pushkal Garg

Open Market Sale

Change: -106

Price: $319.03

Shares: 23,300

Value: -$33,817

Yvonne Greenstreet

Open Market Sale

Change: -135

Price: $319.03

Shares: 98,493

Value: -$43,069

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Kevin Joseph Fitzgerald	Mar 06	Open Market Sale (S) Market Sale	21,831	-29	$319.03	-$9,251
Pushkal Garg	Mar 06	Open Market Sale (S) Market Sale	23,300	-106	$319.03	-$33,817
Yvonne Greenstreet	Mar 06	Open Market Sale (S) Market Sale	98,493	-135	$319.03	-$43,069