Generate Biomedicines, Inc. - GENB

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q3 2026 · Compare: Q2 2026
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
Flagship Pioneering, LLC History No change 62,673,117 1,057,295 68.66% 68.66% 1 0 0.0% Q2 2026 Aug 14, 2026
FMR LLC History No change 5,221,599 88,088 0.0% 0.0% 2 0 0.0% Q2 2026 Aug 13, 2026
Capital World Investors History No change 4,215,632 71,117 0.01% 0.01% 3 0 0.0% Q2 2026 Aug 12, 2026
BRAIDWELL LP History No change 3,283,844 55,398 2.05% 2.05% 4 0 0.0% Q2 2026 Aug 14, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History No change 2,156,627 36,383 0.0% 0.0% 5 0 0.0% Q2 2026 Aug 14, 2026
NORGES BANK History No change 2,094,616 35,336 0.0% 0.0% 6 0 0.0% Q2 2026 Aug 12, 2026
ARCH Venture Management, LLC History No change 1,944,426 32,802 2.98% 2.98% 7 0 0.0% Q2 2026 Aug 14, 2026
HARBOURVEST PARTNERS LLC History No change 1,722,210 29,053 17.09% 17.09% 8 0 0.0% Q2 2026 Aug 14, 2026
BlackRock, Inc. History No change 1,659,966 28,003 0.0% 0.0% 9 0 0.0% Q2 2026 Aug 07, 2026
BANQUE PICTET & CIE SA History New 1,773,043 26,631 0.18% — 10 +1,773,043 New Q3 2026 Oct 16, 2026
BAKER BROS. ADVISORS LP History No change 1,423,602 24,016 0.12% 0.12% 11 0 0.0% Q2 2026 Aug 14, 2026
JPMORGAN CHASE & CO History No change 1,409,649 23,837 0.0% 0.0% 12 0 0.0% Q2 2026 Aug 12, 2026
Deep Track Capital, LP History No change 1,333,815 22,501 0.33% 0.33% 13 0 0.0% Q2 2026 Aug 14, 2026
ARK Investment Management LLC History No change 1,284,617 21,671 0.14% 0.14% 14 0 0.0% Q2 2026 Aug 14, 2026
VANGUARD CAPITAL MANAGEMENT LLC History No change 1,132,750 19,109 0.0% 0.0% 15 0 0.0% Q2 2026 Aug 13, 2026
HARVARD MANAGEMENT CO INC History No change 1,111,100 18,744 0.44% 0.44% 16 0 0.0% Q2 2026 Aug 14, 2026
NVIDIA CORP History No change 833,325 14,058 0.02% 0.02% 17 0 0.0% Q2 2026 Aug 14, 2026
Davern Capital Partners, LP History No change 824,679 13,912 2.37% 2.37% 18 0 0.0% Q2 2026 Aug 13, 2026
Siren, L.L.C. History No change 736,104 12,418 0.25% 0.25% 19 0 0.0% Q2 2026 Aug 13, 2026
GEODE CAPITAL MANAGEMENT, LLC History No change 735,003 12,402 0.0% 0.0% 20 0 0.0% Q2 2026 Aug 12, 2026
STATE STREET CORP History No change 526,565 8,883 0.0% 0.0% 21 0 0.0% Q2 2026 Sep 22, 2026
Affinity Asset Advisors, LLC History No change 400,000 6,748 0.3% 0.3% 22 0 0.0% Q2 2026 Aug 13, 2026
MORGAN STANLEY History No change 377,994 6,376 0.0% 0.0% 23 0 0.0% Q2 2026 Aug 13, 2026
UBS Group AG History No change 326,273 5,504 0.0% 0.0% 24 0 0.0% Q2 2026 Aug 13, 2026
SPHERA FUNDS MANAGEMENT LTD. History No change 245,000 4,133 0.54% 0.54% 25 0 0.0% Q2 2026 Aug 14, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History No change 224,602 3,789 0.0% 0.0% 26 0 0.0% Q2 2026 Aug 14, 2026
NORTHERN TRUST CORP History No change 197,543 3,332 0.0% 0.0% 27 0 0.0% Q2 2026 Aug 13, 2026
VANGUARD FIDUCIARY TRUST CO History No change 175,356 2,958 0.0% 0.0% 28 0 0.0% Q2 2026 Aug 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History No change 167,285 2,822 0.0% 0.0% 29 0 0.0% Q2 2026 Aug 13, 2026
ALPS ADVISORS INC History Added to 170,042 2,554 0.01% 0.01% 30 +40,636 31.4% Q3 2026 Nov 02, 2026
SEVEN GRAND MANAGERS, LLC History No change 125,000 2,108 0.08% 0.08% 31 0 0.0% Q2 2026 Aug 14, 2026
BARCLAYS PLC History No change 116,902 1,972 0.0% 0.0% 32 0 0.0% Q2 2026 Aug 14, 2026
LMR Partners LLP History No change 100,000 1,687 0.01% 0.01% 33 0 0.0% Q2 2026 Aug 14, 2026
AMERIPRISE FINANCIAL INC History No change 91,100 1,536 0.0% 0.0% 34 0 0.0% Q2 2026 Aug 14, 2026
MANUFACTURERS LIFE INSURANCE COMPANY, THE History No change 84,803 1,430 0.0% 0.0% 35 0 0.0% Q2 2026 Sep 09, 2026
Sumitomo Mitsui Trust Group, Inc. History Added to 78,531 1,179 0.0% 0.0% 36 +39,866 103.11% Q3 2026 Oct 29, 2026
Bank Pictet & Cie (Europe) AG History New 77,778 1,168 0.02% — 37 +77,778 New Q3 2026 Oct 20, 2026
Bank of New York Mellon Corp History No change 57,326 967 0.0% 0.0% 38 0 0.0% Q2 2026 Aug 06, 2026
BANK OF AMERICA CORP /DE/ History No change 55,430 935 0.0% 0.0% 39 0 0.0% Q2 2026 Aug 14, 2026
TD ASSET MANAGEMENT INC History No change 50,748 856 0.0% 0.0% 40 0 0.0% Q2 2026 Aug 04, 2026
Nuveen, LLC History No change 44,470 750 0.0% 0.0% 41 0 0.0% Q2 2026 Aug 11, 2026
RENAISSANCE TECHNOLOGIES LLC History No change 39,685 669 0.0% 0.0% 42 0 0.0% Q2 2026 Aug 13, 2026
CenterBook Partners LP History Reduced 43,373 651 0.03% 0.11% 43 -88,187 -67.03% Q3 2026 Nov 02, 2026
Amova Asset Management Americas, Inc. History No change 38,218 644 0.01% 0.01% 44 0 0.0% Q2 2026 Aug 13, 2026
IQ EQ FUND MANAGEMENT (IRELAND) Ltd History No change 37,226 628 0.04% 0.04% 45 0 0.0% Q2 2026 Jul 31, 2026
Dynamic Advisor Solutions LLC History New 40,816 613 0.02% — 46 +40,816 New Q3 2026 Oct 13, 2026
Quadrature Capital Ltd History No change 31,510 531 0.0% 0.0% 47 0 0.0% Q2 2026 Aug 06, 2026
Squarepoint Ops LLC History No change 31,406 529 0.0% 0.0% 48 0 0.0% Q2 2026 Aug 14, 2026
RHUMBLINE ADVISERS History No change 30,648 517 0.0% 0.0% 49 0 0.0% Q2 2026 Aug 11, 2026
Virtus Investment Advisers, LLC History No change 26,430 445 0.1% 0.1% 50 0 0.0% Q2 2026 Aug 11, 2026
XTX Topco Ltd History No change 24,956 421 0.01% 0.01% 51 0 0.0% Q2 2026 Aug 14, 2026
DEUTSCHE BANK AG\ History No change 24,135 407 0.0% 0.0% 52 0 0.0% Q2 2026 Aug 07, 2026
WELLS FARGO & COMPANY/MN History No change 23,302 393 0.0% 0.0% 53 0 0.0% Q2 2026 Aug 14, 2026
ALLIANCEBERNSTEIN L.P. History No change 22,650 382 0.0% 0.0% 54 0 0.0% Q2 2026 Aug 14, 2026
MILLENNIUM MANAGEMENT LLC History No change 21,926 369 0.0% 0.0% 55 0 0.0% Q2 2026 Aug 14, 2026
Magnus Financial Group LLC History Added to 21,750 326 0.02% 0.02% 56 +6,150 39.42% Q3 2026 Oct 21, 2026
TWO SIGMA INVESTMENTS, LP History No change 18,374 309 0.0% 0.0% 57 0 0.0% Q2 2026 Aug 14, 2026
TEMA ETFS LLC History New 20,313 305 0.01% — 58 +20,313 New Q3 2026 Oct 16, 2026
PICTET BANK & TRUST Ltd History New 16,666 250 0.29% — 60 +16,666 New Q3 2026 Oct 21, 2026
Summa Corp. History New 16,666 250 0.05% — 61 +16,666 New Q3 2026 Oct 29, 2026
MetLife Investment Management, LLC History No change 14,841 250 0.0% 0.0% 59 0 0.0% Q2 2026 Aug 13, 2026
Invesco Ltd. History No change 13,087 220 0.0% 0.0% 62 0 0.0% Q2 2026 Aug 14, 2026
AXQ CAPITAL, LP History No change 12,946 218 0.02% 0.02% 63 0 0.0% Q2 2026 Aug 06, 2026
SEI INVESTMENTS CO History No change 12,088 203 0.0% 0.0% 64 0 0.0% Q2 2026 Aug 14, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History No change 11,622 196 0.0% 0.0% 65 0 0.0% Q2 2026 Aug 14, 2026
GOLDMAN SACHS GROUP INC History No change 11,183 188 0.0% 0.0% 66 0 0.0% Q2 2026 Aug 14, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History No change 11,193 188 0.0% 0.0% 67 0 0.0% Q2 2026 Aug 14, 2026
Vanguard Global Advisers, LLC History No change 11,088 187 0.0% 0.0% 68 0 0.0% Q2 2026 Aug 13, 2026
Parallel Advisors, LLC History Added to 11,725 176 0.0% 0.0% 69 +534 4.77% Q3 2026 Nov 03, 2026
SG Americas Securities, LLC History No change 9,277 157 0.0% 0.0% 70 0 0.0% Q2 2026 Aug 07, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 8,600 145 0.0% 0.0% 71 0 0.0% Q2 2026 Jul 29, 2026
Police & Firemen's Retirement System of New Jersey History No change 7,200 121 0.0% 0.0% 72 0 0.0% Q2 2026 Jul 23, 2026
FEDERATED HERMES, INC. History No change 5,000 84 0.0% 0.0% 73 0 0.0% Q2 2026 Aug 12, 2026
ALBION FINANCIAL GROUP /UT History No change 4,854 72 0.0% 0.0% 74 0 0.0% Q3 2026 Oct 21, 2026
BNP PARIBAS FINANCIAL MARKETS History No change 3,800 64 0.0% 0.0% 75 0 0.0% Q2 2026 Aug 13, 2026
Legal & General Group Plc History No change 2,374 40 0.0% 0.0% 76 0 0.0% Q2 2026 Aug 14, 2026
Ameritas Investment Partners, Inc. History No change 2,215 37 0.0% 0.0% 77 0 0.0% Q2 2026 Aug 13, 2026
Russell Investments Group, Ltd. History No change 1,952 32 0.0% 0.0% 78 0 0.0% Q2 2026 Aug 06, 2026
ROYAL BANK OF CANADA History No change 1,381 23 0.0% 0.0% 79 0 0.0% Q2 2026 Aug 14, 2026
STANCE CAPITAL LLC History No change 1,384 23 0.01% 0.01% 80 0 0.0% Q2 2026 Aug 14, 2026
CITIGROUP INC History Reduced 1,203 18 0.0% 0.0% 81 -29,384 -96.07% Q3 2026 Nov 04, 2026
Tower Research Capital LLC (TRC) History No change 1,014 17 0.0% 0.0% 82 0 0.0% Q2 2026 Aug 11, 2026
State of Wyoming History Reduced 933 14 0.0% 0.0% 83 -474 -33.69% Q3 2026 Oct 28, 2026
Sterling Capital Management LLC History Added to 701 10 0.0% 0.0% 84 +489 230.66% Q3 2026 Oct 22, 2026
TD Waterhouse Canada Inc. History No change 573 7 0.0% 0.0% 85 0 0.0% Q3 2026 Oct 16, 2026
Benson Wealth Management INC History No change 363 6 0.01% 0.01% 86 0 0.0% Q2 2026 Aug 10, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History No change 336 5 0.0% 0.0% 87 0 0.0% Q2 2026 Aug 24, 2026
JONES FINANCIAL COMPANIES LLLP History No change 200 3 0.0% 0.0% 88 0 0.0% Q2 2026 Aug 14, 2026
Avion Wealth History No change 200 3 0.0% 0.0% 89 0 0.0% Q3 2026 Nov 03, 2026
Parkside Financial Bank & Trust History New 95 1 0.0% — 90 +95 New Q3 2026 Oct 27, 2026
STRS OHIO History Closed out 0 0 — 0.0% — -4,800 -100.0% Q3 2026 Oct 30, 2026
Root Financial Partners, LLC History New 54 0 — — — +54 New Q3 2026 Oct 21, 2026
GAMMA Investing LLC History New 47 0 — — — +47 New Q3 2026 Oct 08, 2026
Covestor Ltd History New 21 0 — — — +21 New Q3 2026 Oct 30, 2026
Farther Finance Advisors, LLC History New 11 0 — — — +11 New Q3 2026 Oct 08, 2026
SJS Investment Consulting Inc. History New 5 0 — — — +5 New Q3 2026 Oct 26, 2026
Caitong International Asset Management Co., Ltd History Closed out 0 0 — — — -1 -100.0% Q3 2026 Oct 29, 2026
HOLLENCREST CAPITAL MANAGEMENT History No change 5 0 — — — 0 0.0% Q2 2026 Aug 13, 2026