Security Snapshot

Generate Biomedicines, Inc. - Common Stock, $0.001 par value per share (GENB) Institutional Ownership

CUSIP: 370920100

13F Institutional Holders and Ownership History for Q1 2026

Latest Period

Q1 2026

Institutions Reporting

57

Shares (Excl. Options)

92,824,382

Price

$12.50

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Type / Class
Equity / Common Stock, $0.001 par value per share
Symbol
GENB on Nasdaq
Shares outstanding
128,224,775
Price per share
$12.80
All holders as of 31 Mar 2026
Q1 2026
Total 13F shares
92,824,382
Total reported value
$1,157,381,584
% of total 13F portfolios
0.01%
Share change
+92,674,382
Value change
+$1,155,506,583
Number of holders
57
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Key facts

  • GENB - Generate Biomedicines, Inc. - Common Stock, $0.001 par value per share is tracked under CUSIP 370920100.
  • 57 institutions reported positions in Q1 2026.
  • 2 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Latest quarter on this page is Q1 2026.
  • Additional quarter-over-quarter change detail appears as history expands.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 57 institutions filings for Q1 2026.

Open SEC Evidence

Security key

370920100

Latest holder period

Q1 2026

13F holders

57

13D/G owners

2

CIK / CUSIP context first

Open Q1 2026 holders GENB full holder history Generate Biomedicines, Inc. SEC filings Generate Biomedicines, Inc. company facts Generate Biomedicines, Inc. insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

Significant Owners of Generate Biomedicines, Inc. - Common Stock, $0.001 par value per share (GENB) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Flagship Pioneering, LLC 49% $802,584,512 62,701,915 Afeyan Noubar 31 Mar 2026
Nally Michael 5.2% $88,563,853 6,919,051 Nally Michael 31 Mar 2026

As of 31 Mar 2026, 57 institutional investors reported holding 92,824,382 shares of Generate Biomedicines, Inc. - Common Stock, $0.001 par value per share (GENB). This represents 72% of the company’s total 128,224,775 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Generate Biomedicines, Inc. - Common Stock, $0.001 par value per share (GENB) together control 71% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Flagship Pioneering, LLC 49% 62,673,117 67% $783,413,963
FMR LLC 3.3% 4,217,524 0% $52,719,051
Capital World Investors 3.1% 4,004,149 0.01% $50,051,863
BRAIDWELL LP 2.8% 3,592,999 1.5% $44,912,488
JPMORGAN CHASE & CO 2.3% 2,947,259 0% $33,922,951
PRICE T ROWE ASSOCIATES INC /MD/ 1.6% 2,109,633 0% $26,371,000
ARCH Venture Management, LLC 1.5% 1,944,426 3.6% $24,305,325
HarbourVest Partners LLC 1.3% 1,722,210 21% $21,527,625
BAKER BROS. ADVISORS LP 1.1% 1,423,602 0.1% $17,795,025
HARVARD MANAGEMENT CO INC 0.87% 1,111,100 0.76% $13,888,750
NVIDIA CORP 0.65% 833,325 0.06% $10,416,563
Siren, L.L.C. 0.57% 736,104 0.26% $9,201,300
Davern Capital Partners, LP 0.46% 591,800 2% $7,397,500
Alyeska Investment Group, L.P. 0.39% 500,000 0.02% $6,250,000
ARK Investment Management LLC 0.39% 498,408 0.05% $6,230,105
MILLENNIUM MANAGEMENT LLC 0.29% 376,893 0% $4,711,162
UBS Group AG 0.28% 356,704 0% $4,458,800
Affinity Asset Advisors, LLC 0.27% 350,000 0.26% $4,375,000
MORGAN STANLEY 0.26% 337,302 0% $4,216,275
ExodusPoint Capital Management, LP 0.24% 311,986 0.04% $3,899,825
CenterBook Partners LP 0.21% 266,813 0.18% $3,335,163
SPHERA FUNDS MANAGEMENT LTD. 0.14% 185,000 0.4% $2,312,500
GOLDMAN SACHS GROUP INC 0.13% 170,695 0% $2,133,688
VANGUARD CAPITAL MANAGEMENT LLC 0.1% 131,319 0% 0% $1,641,488
SEVEN GRAND MANAGERS, LLC 0.1% 125,000 0.1% $1,562,500

Institutional Holders of Generate Biomedicines, Inc. - Common Stock, $0.001 par value per share (GENB) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 92,824,382 $1,157,381,584 +$1,155,506,583 $12.50 57
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