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Generate Biomedicines, Inc.

GENB Net buying

CIK 0002100782 #2030 in the set updated 17 Sep 2026

Bought (12 mo)

$150.30M

out of their own pocket, the only kind of buying there is

Sold (12 mo)

$16.00K

$16.00K on a plan · $0.00 straight out of an exercise

Sold at will

$0.00

0 of 1 sales

Net

+$150.28M

+$150.30M against sales at will

By person

7 insiders · 13 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

AFEYAN NOUBAR

Director

$150.00M (6)

—

+$150.00M

1,562,500

1.22%

$25.00M

—

Nally Michael

Chief Executive Officer

$240.00K (1)

—

+$240.00K

1,889,361

1.47%

$30.23M

+56.0%

Silvers Jason

President & CFO

$32.00K (3)

—

+$32.00K

1,000

0.0008%

$16.00K

—

Mendillo Jane L

Director

$24.00K (1)

—

+$24.00K

1,500

0.0012%

$24.00K

—

ARNOLD FRANCES

Director

—

$16.00K (1) scheduled

−$16.00K

463,944

0.3615%

$7.42M

−0.2%

Grous Beth

Chief People Officer

$4.80K (1)

—

+$4.80K

300

0.0002%

$4.80K

—

Bancel Stephane

Director

—

724,160

0.5642%

$11.59M

—

Individual transactions

Nothing of that kind in this period.

What was left out

Form 4 filings counted 17

Amendments (4/A) skipped 0

Filings about a different issuer 0

Unreadable filings 0

Joint filings 2

Sales on a Rule 10b5-1 plan 1

Sales straight out of an exercise 0

Sales at will 0

Transactions with no price 0

Shares from compensation/vesting 67,320,805

History held since 2 Mar 2026