UNUM Therapeutics Inc

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UNUM Therapeutics Inc
TickerCOGT
CIK #0001622229
CUSIP19241Q101
SectorLife Sciences - Pharmaceutical Preparations
Address200 Cambridge Park Drive Suite 3100, Cambridge, MA 02140
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
UNUM Therapeutics Inc 2020-07-21 104.4 M Exemption: 506(b) · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001622229] 10-K
[0001622229] 10-Q
[0001622229] 3
[0001622229] 4
[0001622229] 8-K
[0001622229] D
[0001622229] SC 13D
[0001622229] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Commodore Capital LP Cogent Biosciences Inc [2025-08-14] 0.0
Flynn James E Cogent Biosciences Inc [2025-07-11] 0.0
Paradigm Biocapital Advisors LP Cogent Biosciences Inc [2025-02-12] 0.0
Kynam Capital Management LP Cogent Biosciences Inc [2024-02-14] 6.8
Vanguard Group Inc Cogent Biosciences Inc [2024-02-13] 5.27
FMR LLC Cogent Biosciences Inc [2024-02-09] 0.0
Suvretta Capital Management LLC Cogent Biosciences Inc [2024-02-05] 6.4
Point72 Asset Management LP Cogent Biosciences Inc [2023-06-01] 5.0
State Street Corp Cogent Biosciences Inc [2023-02-03] 6.1
BlackRock Inc Cogent Biosciences Inc [2023-02-03] 7.1
RA Capital Management LP Cogent Biosciences Inc [2022-09-06] 5.49
BlackRock Inc Cogent Biosciences Inc [2022-07-08] 3.8
Flynn James E Cogent Biosciences Inc [2022-06-17] 9.64
Frazier Life Sciences Public Fund LP Cogent Biosciences Inc [2022-03-01] 5.5
Biotechnology Value Fund L P Cogent Biosciences Inc [2022-02-14] 4.2
Eventide Asset Management LLC Cogent Biosciences Inc [2022-02-14] 8.8
Janus Henderson Group PLC Cogent Biosciences Inc [2022-02-11] 6.3
BlackRock Inc Cogent Biosciences Inc [2022-02-04] 6.8
Commodore Capital LP Cogent Biosciences Inc [2021-11-04] 5.4
TCG Crossover Management LLC Cogent Biosciences Inc [2021-07-08] 5.2
RTW Investments LP Cogent Biosciences Inc [2020-12-03] 0.99
Ally Bridge Group NY LLC Cogent Biosciences Inc [2020-11-19] 8.03
Logos Global Management LP UNUM Therapeutics Inc [2020-09-08] 5.0
Venrock Healthcare Capital Partners II LP UNUM Therapeutics Inc [2020-07-20] 5.0
Biotechnology Value Fund L P UNUM Therapeutics Inc [2020-07-16] 0.99
Ridgeback Capital Investments LP UNUM Therapeutics Inc [2020-07-16] 6.2
Fairmount Funds Management LLC UNUM Therapeutics Inc [2020-07-10] 19.99
New Leaf Ventures III LP UNUM Therapeutics Inc [2019-02-13] 3.0
Sanofi UNUM Therapeutics Inc [2019-02-11] 5.91
BlackRock Inc UNUM Therapeutics Inc [2019-02-08] 5.1
Atlas Venture Fund IX LP UNUM Therapeutics Inc [2019-02-08] 11.21
FMR LLC UNUM Therapeutics Inc [2018-04-05] 0.0
Form 3/4/5 Filer 2011 - 2026
Cogent Biosciences Inc
Ferrante Karen Jean
Shegog Todd
Morris Arlene
Ros Matthew
Harwin Peter Evan
Cain Christopher W
Robbins Andrew R
Fairmount Funds Management LLC
Green John L
Sachs Jessica
Robinson John Edward
Kearns Evan
Pinnow Cole
Campana Dario
Shah Nimish P
VHCP Co-Investment Holdings II LLC
VHCP Management II LLC
VHCP Management III LLC
Koh Bong Y
Venrock Healthcare Capital Partners II LP
Venrock Healthcare Capital Partners III LP
VHCP Co-Investment Holdings III LLC
Booth Bruce
Aldag Jorn
Ettenberg Seth
Osborne Matthew Scott
Hodge Geoffrey
Perez Robert J
Ratcliffe Liam
Vasconcelles Michael
Wilson Charles
FMR LLC
FIL Ltd
Atlas Venture Fund IX LP
Atlas Venture Associates IX LP
Atlas Venture Associates IX LLC
Stamoulis Christiana
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Fairmount Funds Management LLC
Common Stock
2026-03-31 Sell 7,000,000 $34.66 242,620,000
Fairmount Funds Management LLC
Common Stock
2026-03-31 Conversion 7,000,000
Fairmount Funds Management LLC
Series A Convertible Preferred Stock · derivative
2026-03-31 Conversion 28,000 $0.00
Fairmount Funds Management LLC
Common Stock
2026-01-22 Sell 3,500,000 $36.40 127,400,000
Ferrante Karen Jean
Stock Option (Right to Buy) · derivative
2026-01-01 Grant 643 $0.00
Green John L
Common Stock
2025-12-26 Sell 77,000 $38.68 2,978,360
Robinson John Edward
Common Stock
2025-12-26 Sell 90,000 $38.74 3,486,600
Kearns Evan
Common Stock
2025-12-26 Sell 65,000 $38.70 2,515,500
Sachs Jessica
Common Stock
2025-12-26 Sell 82,642 $38.70 3,198,245
Pinnow Cole
Common Stock
2025-12-17 Grant 50,000 $0.00
Sachs Jessica
Common Stock
2025-12-17 Grant 320,000 $0.00
Sachs Jessica
Common Stock
2025-12-17 Grant 50,000 $0.00
Kearns Evan
Common Stock
2025-12-17 Grant 40,000 $0.00
Kearns Evan
Common Stock
2025-12-17 Grant 260,000 $0.00
Kearns Evan
Common Stock
2025-12-17 Tax withheld 125,602 $39.45 4,954,999
Green John L
Common Stock
2025-12-17 Tax withheld 145,007 $39.45 5,720,526
Green John L
Common Stock
2025-12-17 Grant 50,000 $0.00
Green John L
Common Stock
2025-12-17 Grant 300,000 $0.00
Robinson John Edward
Stock Option (Right to Buy) · derivative
2025-12-17 Grant 65,000 $0.00
Robbins Andrew R
Stock Option (Right to Buy) · derivative
2025-12-17 Grant 245,000 $0.00
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 308 181,445,833
2025-12-31 269 170,631,045
2025-09-30 195 160,373,351
2025-06-30 181 138,406,310
2025-03-31 187 132,304,710
2024-12-31 178 120,882,962
2024-09-30 162 121,799,885
2024-06-30 149 122,324,638
2024-03-31 148 112,965,012
2023-12-31 146 93,590,219
2023-09-30 136 90,815,042
2023-06-30 137 88,449,844
Form 13F Holdings
Firm Period DFND Voting Shares
Assenagon Asset Management SA [2026-06-30] SOLE 1,441,756 1,441,756
TEMA ETFS LLC [2026-06-30] SOLE 241,565 241,565
Peregrine Capital Management LLC [2026-06-30] SOLE 84,074 226,350
Hennion & Walsh Asset Management Inc [2026-06-30] SOLE 131,775 131,775
Swedbank AB [2026-06-30] DFND 118,400 118,400
Y-Intercept Hong Kong Ltd [2026-06-30] SOLE 48,220 48,220
PSP Research LLC [2026-06-30] SOLE 0 12,000
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 105 5,541
Harbor Investment Advisory LLC [2026-06-30] SOLE 2,242 2,242
IFP Advisors LLC [2026-06-30] SOLE 2,221 2,221
Gamma Investing LLC [2026-06-30] DFND 1,303 1,303
Armstrong Advisory Group Inc [2026-06-30] SOLE 0 272
Versant Capital Management Inc [2026-06-30] SOLE 170 170
Farther Finance Advisors LLC [2026-06-30] SOLE 0 116
Corecap Advisors LLC [2026-06-30] SOLE 0 62
True Wealth Design LLC [2026-06-30] SOLE 0 51
Handelsbanken Fonder AB [2026-06-30] SOLE 0 44
Fortitude Family Office LLC [2026-06-30] SOLE 44 44
MassMutual Private Wealth & Trust FSB [2026-06-30] SOLE 29 29
Ares Financial Consulting LLC [2026-06-30] SOLE 18 18
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