Generate Biomedicines Inc. (GENB) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Generate Biomedicines Inc.
Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-03-04
Purchase
2026-03-06
4:55 pm
Generate Biomedicines Inc.GENBNally Michael
Chief Executive Officer
20,000$12$240,0002,889,154
(Indirect
Direct)
View
2026-03-02
Purchase
2026-03-02
6:05 pm
Generate Biomedicines Inc.GENBGrous Beth
Chief People Officer
300$16$4,800114,320
(Indirect
Direct)
View
2026-03-02
Purchase
2026-03-02
5:54 pm
Generate Biomedicines Inc.GENBSilvers Jason
President & CFO
2,000$16$32,000571,101
(Indirect
Direct)
View
2026-03-02
Purchase
2026-03-02
5:52 pm
Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship Pioneering LLC
Flagship VentureLabs VI Manager LLC
Flagship Pioneering Fund VI General Partner LLC
Flagship Pioneering Fund VII General Partner LLC
Nutritional Health LTP Fund General Partner LLC
Flagship Pioneering Special Opportunities Fund II General Partner LLC
FPN General Partner LLC
Director
10% Owner
4,687,500$16$75,000,00026,608,519
(Indirect
Direct)
View
2026-03-02
Purchase
2026-03-02
5:47 pm
Generate Biomedicines Inc.GENBMendillo Jane L
Director
1,500$16$24,00031,061
(Direct)
View
2026-03-02
Purchase
2026-03-02
5:42 pm
Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship VentureLabs VI LLC
Flagship Pioneering Fund VI L.P.
Flagship Pioneering Fund VII L.P.
Nutritional Health LTP Fund L.P.
Flagship Pioneering Special Opportunities Fund II L.P.
FPN II L.P.
Director
10% Owner
4,687,500$16$75,000,00026,608,519
(Indirect
Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing

Ownership
2026-03-12
5:00 pm
N/A
N/A
Generate Biomedicines Inc.GENBPioneering Medicines 02 LLC
10% Owner
0$01,562,500
(Indirect)
View
2026-02-26
Option Award
2026-03-02
6:09 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBVessey Rupert
Director
29,561$029,561
(Direct)
View
2026-02-26
Option Award
2026-03-02
6:05 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBGrous Beth
Chief People Officer
114,020$0114,320
(Direct)
View
2026-02-26
Option Award
2026-03-02
6:02 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBARNOLD FRANCES
Director
29,561$029,561
(Direct)
View
2026-02-26
Option Award
2026-03-02
5:58 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBLee Laurie Anne
Chief Medical Officer
42,230$042,230
(Direct)
View
2026-02-26
Option Award
2026-03-02
5:58 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBMartin Sean
Chief Legal Officer & GC
190,034$0190,034
(Direct)
View
2026-02-26
Option Award
2026-03-02
5:55 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBSimonian Nancy A
Director
29,561$029,561
(Direct)
View
2026-02-26
Option Award
2026-03-02
5:54 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBSilvers Jason
President & CFO
570,101$0571,101
(Direct)
View
2026-03-02
Conversion
2026-03-02
5:52 pm
N/A
N/A
Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship Pioneering LLC
Flagship VentureLabs VI Manager LLC
Flagship Pioneering Fund VI General Partner LLC
Flagship Pioneering Fund VII General Partner LLC
Nutritional Health LTP Fund General Partner LLC
Flagship Pioneering Special Opportunities Fund II General Partner LLC
FPN General Partner LLC
Director
10% Owner
80,271,570$026,608,519
(Indirect)
View
2026-02-26
Option Award
2026-03-02
5:52 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship Pioneering LLC
Flagship VentureLabs VI Manager LLC
Flagship Pioneering Fund VI General Partner LLC
Flagship Pioneering Fund VII General Partner LLC
Nutritional Health LTP Fund General Partner LLC
Flagship Pioneering Special Opportunities Fund II General Partner LLC
FPN General Partner LLC
Director
10% Owner
29,561$026,608,519
(Direct)
View
2026-02-26
Option Award
2026-03-02
5:51 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBGrigoryan Gevorg
Chief Technology Officer
491,976$0491,976
(Direct)
View
2026-03-02
Conversion
2026-03-02
5:50 pm
N/A
N/A
Generate Biomedicines Inc.GENBNally Michael
Chief Executive Officer
1,658,327$04,558,344
(Indirect)
View
2026-02-26
Option Award
2026-03-02
5:50 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBNally Michael
Chief Executive Officer
1,689,190$04,558,344
(Direct)
View
2026-03-02
Conversion
2026-03-02
5:50 pm
N/A
N/A
Generate Biomedicines Inc.GENBBancel Stephane
Director
1,824,160$01,214,550
(Indirect)
View
2026-02-26
Option Award
2026-03-02
5:50 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBBancel Stephane
Director
29,561$01,214,550
(Direct)
View
2026-02-26
Option Award
2026-03-02
5:47 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBMendillo Jane L
Director
29,561$031,061
(Direct)
View
2026-02-26
Option Award
2026-03-02
5:47 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBFanucci Marsha
Director
29,561$029,561
(Direct)
View
2026-02-26
Option Award
2026-03-02
5:45 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBParker Paul Gray
Director
29,561$029,561
(Direct)
View
2026-03-02
Conversion
2026-03-02
5:42 pm
N/A
N/A
Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship VentureLabs VI LLC
Flagship Pioneering Fund VI L.P.
Flagship Pioneering Fund VII L.P.
Nutritional Health LTP Fund L.P.
Flagship Pioneering Special Opportunities Fund II L.P.
FPN II L.P.
Director
10% Owner
80,271,570$026,608,519
(Indirect)
View
2026-02-26
Option Award
2026-03-02
5:42 pm
N/A
2036-02-25
Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship VentureLabs VI LLC
Flagship Pioneering Fund VI L.P.
Flagship Pioneering Fund VII L.P.
Nutritional Health LTP Fund L.P.
Flagship Pioneering Special Opportunities Fund II L.P.
FPN II L.P.
Director
10% Owner
29,561$026,608,519
(Direct)
View

Ownership
2026-02-26
9:50 pm
N/A
N/A
Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship Pioneering LLC
Flagship VentureLabs VI Manager LLC
Flagship Pioneering Fund VI General Partner LLC
Flagship Pioneering Fund VII General Partner LLC
Nutritional Health LTP Fund General Partner LLC
Flagship Pioneering Special Opportunities Fund II General Partner LLC
FPN General Partner LLC
Director
10% Owner
0$058,051,449
(Indirect)
View

Ownership
2026-02-26
9:48 pm
N/A
N/A
Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship VentureLabs VI LLC
Flagship Pioneering Fund VI L.P.
Flagship Pioneering Fund VII L.P.
Nutritional Health LTP Fund L.P.
Flagship Pioneering Special Opportunities Fund II L.P.
FPN II L.P.
Director
10% Owner
0$058,051,449
(Indirect)
View

Ownership
2026-02-26
9:11 pm
N/A
N/A
Generate Biomedicines Inc.GENBNally Michael
Chief Executive Officer
0$07,785,214
(Direct)
View

Ownership
2026-02-26
8:51 pm
N/A
2032-08-05
Generate Biomedicines Inc.GENBMartin Sean
Chief Legal Officer & GC
0$01,170,505
(Direct)
View

Ownership
2026-02-26
8:50 pm
N/A
2032-09-29
Generate Biomedicines Inc.GENBSilvers Jason
President & CFO
0$01,351,546
(Direct)
View

Ownership
2026-02-26
8:49 pm
N/A
2035-06-04
Generate Biomedicines Inc.GENBParker Paul Gray
Director
0$0131,665
(Direct)
View

Ownership
2026-02-26
8:48 pm
N/A
2034-07-03
Generate Biomedicines Inc.GENBSimonian Nancy A
Director
0$0131,665
(Direct)
View

Ownership
2026-02-26
8:48 pm
N/A
2032-12-12
Generate Biomedicines Inc.GENBMendillo Jane L
Director
0$0164,581
(Direct)
View

Ownership
2026-02-26
8:46 pm
N/A
2035-09-15
Generate Biomedicines Inc.GENBLee Laurie Anne
Chief Medical Officer
0$0197,498
(Direct)
View

Ownership
2026-02-26
8:46 pm
N/A
N/A
Generate Biomedicines Inc.GENBGrigoryan Gevorg
Chief Technology Officer
0$01,285,382
(Direct)
View

Ownership
2026-02-26
8:42 pm
N/A
2033-12-03
Generate Biomedicines Inc.GENBGrous Beth
Chief People Officer
0$0822,908
(Direct)
View

Ownership
2026-02-26
8:41 pm
N/A
N/A
Generate Biomedicines Inc.GENBBancel Stephane
Director
0$01,283,737
(Direct)
View

Ownership
2026-02-26
8:39 pm
N/A
2034-07-03
Generate Biomedicines Inc.GENBVessey Rupert
Director
0$0131,665
(Direct)
View

Ownership
2026-02-26
8:37 pm
N/A
2036-02-02
Generate Biomedicines Inc.GENBKhakoo Aarif
Chief Scientific Officer
0$0394,996
(Direct)
View

Ownership
2026-02-26
8:26 pm
N/A
N/A
Generate Biomedicines Inc.GENBARNOLD FRANCES
Director
0$0563,692
(Direct)
View

Ownership
2026-02-26
8:23 pm
N/A
2035-03-10
Generate Biomedicines Inc.GENBFanucci Marsha
Director
0$0131,665
(Direct)
View