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COGT · Cogent Biosciences, Inc. · Shareholders & Ownership

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$31.43 +0.19 (+0.61%) At close · Oct 21
Market Cap
$5.45B
Shares
173.52M
Volume · Oct 21 2.22M Avg daily vol (3M) 1.99M

Every disclosed holder of COGT in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

Who Owns COGT

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions

No chart: the summed disclosures exceed shares outstanding, so they are not parts of one whole.

Holder group Shares % Out
Institutional (13F) 193,496,499 111.51%
Insiders (Forms 3, 4, 5) 1,389,325 0.80%
13D/G-only blocks 19,716,075 11.36%
Remaining 41,076,917 -23.67%
Registered funds (N-PORT, not summed) 79,377,738 45.74%

Shares outstanding: 173,524,982, the issuer's latest cover-page count restated onto today's split basis.

Remaining is negative: the summed disclosures exceed shares outstanding, as when filings are dated at different times or holders that do not disclose their links count the same shares. It is flagged, not clipped.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of COGT

# Holder Shares
1
FMR LLC
13F CIK 315066 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
25,681,174
1.1
Fidelity Small Cap Growth Fund
Fund S000007193 · Registered fund · Jul 31, 2026
Fidelity Securities Fund, not summed
2,509,157
1.2
Fidelity OTC Portfolio
Fund S000007191 · Registered fund · Jul 31, 2026
Fidelity Securities Fund, not summed
1,873,600
1.3
Fidelity Advisor Biotechnology Fund
Fund S000005321 · Registered fund · Jul 31, 2026
Fidelity Advisor Series VII, not summed
1,834,818
1.4
Fidelity Small Cap Index Fund
Fund S000033638 · Registered fund · Jul 31, 2026
Fidelity Salem Street Trust, not summed
1,822,133
1.5
Select Health Care Portfolio
Fund S000007466 · Registered fund · May 31, 2026
Fidelity Select Portfolios, not summed
1,750,000
2
BlackRock, Inc.
13F CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
17,352,646
2.1
BlackRock, Inc.
13G CIK 2012383 · Holding company · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
13,593,063
2.2
iShares Russell 2000 ETF
Fund S000004344 · Registered fund · Jun 30, 2026
iShares Trust, not summed
4,279,868
2.3
iShares Russell 2000 Growth ETF
Fund S000004343 · Registered fund · Jun 30, 2026
iShares Trust, not summed
1,539,224
2.4
BlackRock Health Sciences Opportunities Portfolio
Fund S000001877 · Registered fund · May 29, 2026
BlackRock Funds, not summed
1,406,858
2.5
iShares Biotechnology ETF
Fund S000004350 · Registered fund · Jun 30, 2026
iShares Trust, not summed
1,042,594
3
VANGUARD PORTFOLIO MANAGEMENT LLC
13F CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
8,072,411
4
VANGUARD CAPITAL MANAGEMENT LLC
13F CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
7,412,330
4.1
VANGUARD CAPITAL MANAGEMENT LLC
13G CIK 2100119 · Registered investment adviser · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
8,691,589
5
STATE STREET CORP
13F CIK 93751 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
6,964,919
5.1
State Street(R) SPDR(R) S&P(R) Biotech ETF
Fund S000010018 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
3,172,989
5.2
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO
Fund S000050332 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
54,500
5.3
State Street Total Return V.I.S. Fund
Fund S000001637 · Registered fund · Jun 30, 2026
STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed
4,105
5.4
State Street Balanced Index Fund
Fund S000082802 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
914
5.5
State Street(R) SPDR(R) Portfolio MSCI Global Stock Market ETF
Fund S000036082 · Registered fund · Jun 30, 2026
SPDR INDEX SHARES FUNDS, not summed
812
6
TCG Crossover GP I, LLC
13G CIK 1839947 · Unknown · Sep 30, 2025
Rule 13d-1(c), passive investor
6,798,162
7
Jupiter Topco LLC
13F CIK 2146052 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
6,624,848
7.1
Janus Henderson Small Cap Growth Alpha ETF
Fund S000052563 · Registered fund · Jul 31, 2026
Janus Detroit Street Trust, not summed
57,786
8
Fairmount Funds Management LLC
13F CIK 1802528 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
5,503,418
8.1
Fairmount Funds Management LLC
Insider CIK 1802528 · Mar 31, 2026
Director, issuer-wide, not summed
5,503,418
9
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
5,156,952
10
DEERFIELD MANAGEMENT COMPANY, L.P.
13F CIK 1009258 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
5,006,104
11
Deerfield Management Company, L.P.
13G CIK 1352546 · Unknown · Jun 30, 2026
Rule 13d-1(c), passive investor
5,006,104
12
TCG Crossover Management, LLC
13F CIK 1839948 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
4,854,436
13
Venrock Healthcare Capital Partners II, L.P.
13G CIK 1602264 · Unknown · Jun 30, 2025
Rule 13d-1(c), passive investor
4,755,411
14
PRICE T ROWE ASSOCIATES INC /MD/
13F CIK 80255 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
4,652,727
14.1
T. Rowe Price Integrated U.S. Small-Cap Growth Equity Fund
Fund S000002074 · Registered fund · Jun 30, 2026
T. ROWE PRICE INTEGRATED EQUITY FUNDS, INC., not summed
1,127,196
14.2
T. Rowe Price New Horizons Fund, Inc.
Fund S000002106 · Registered fund · Jun 30, 2026
T. ROWE PRICE NEW HORIZONS FUND, INC., not summed
1,088,459
14.3
T. Rowe Price Health Sciences Fund, Inc.
Fund S000002088 · Registered fund · Jun 30, 2026
T. ROWE PRICE HEALTH SCIENCES FUND, INC., not summed
357,081
14.4
T. Rowe Price Diversified Mid-Cap Growth Fund, Inc.
Fund S000002073 · Registered fund · Jun 30, 2026
T. ROWE PRICE DIVERSIFIED MID-CAP GROWTH FUND, INC., not summed
123,843
14.5
T. Rowe Price Small-Mid Cap ETF
Fund S000079837 · Registered fund · Jun 30, 2026
T. Rowe Price Exchange-Traded Funds, Inc., not summed
83,026
15
GEODE CAPITAL MANAGEMENT, LLC
13F CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
4,508,998
16
WELLINGTON MANAGEMENT GROUP LLP
13F CIK 902219 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
4,343,977
17
VANGUARD SMALL-CAP INDEX FUND
Fund S000002845 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
3,724,033
18
Kynam Capital Management, LP
13F CIK 1907884 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
3,667,097
19
LORD, ABBETT & CO. LLC
13F CIK 728100 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
3,431,030
19.1
Lord Abbett Growth Leaders Fund
Fund S000032915 · Registered fund · Jul 31, 2026
LORD ABBETT SECURITIES TRUST, not summed
1,730,027
19.2
LORD ABBETT DEVELOPING GROWTH FUND INC
Fund S000006834 · Registered fund · Jul 31, 2026
LORD ABBETT DEVELOPING GROWTH FUND, INC., not summed
1,057,487
19.3
Lord Abbett Growth Opportunities Fund
Fund S000006999 · Registered fund · May 31, 2026
LORD ABBETT RESEARCH FUND INC, not summed
216,426
19.4
Lord Abbett Micro-Cap Growth Fund
Fund S000007142 · Registered fund · Jul 31, 2026
LORD ABBETT SECURITIES TRUST, not summed
150,222
19.5
Lord Abbett Focused Growth Fund
Fund S000064461 · Registered fund · Jul 31, 2026
LORD ABBETT SECURITIES TRUST, not summed
58,075
20
Polar Capital Holdings Plc
13F CIK 1837309 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
3,232,905
21
Paradigm Biocapital Advisors LP
13G CIK 1855655 · Registered investment adviser · Sep 30, 2025
Rule 13d-1(c), passive investor
3,156,398
22
Commodore Capital LP
13F CIK 1831942 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
3,050,000
23
Invesco Ltd.
13F CIK 914208 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,609,141
23.1
Invesco Discovery Fund
Fund S000064618 · Registered fund · May 31, 2026
AIM Counselor Series Trust (Invesco Counselor Series Trust), not summed
741,356
23.2
Invesco Small Cap Growth Fund
Fund S000000476 · Registered fund · Jun 30, 2026
AIM Growth Series (Invesco Growth Series), not summed
514,984
23.3
Invesco Health Care Fund
Fund S000000235 · Registered fund · Jul 31, 2026
AIM Investment Funds (Invesco Investment Funds), not summed
124,185
23.4
Invesco Dorsey Wright SmallCap Momentum ETF
Fund S000037586 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
76,691
23.5
Invesco RAFI US 1500 Small-Mid ETF
Fund S000013120 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
43,595
24
Woodline Partners LP
13F CIK 1784547 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,603,162
25
Pictet Asset Management Holding SA
13F CIK 1993888 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
2,393,515
26
VANGUARD SMALL-CAP VALUE INDEX FUND
Fund S000002847 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
2,358,212
27
Octagon Capital Advisors LP
13F CIK 1839435 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,350,000
28
RTW INVESTMENTS, LP
13F CIK 1493215 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,309,021
29
GOLDMAN SACHS GROUP INC
13F CIK 886982 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
2,288,633
29.1
Goldman Sachs Small Cap Equity Insights Fund
Fund S000009329 · Registered fund · Jul 31, 2026
Goldman Sachs Trust, not summed
47,673
29.2
Goldman Sachs Small Cap Growth Insights Fund
Fund S000014930 · Registered fund · Jul 31, 2026
Goldman Sachs Trust, not summed
33,128
29.3
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF
Fund S000048296 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
17,403
29.4
Multi-Manager U.S. Small Cap Equity Fund
Fund S000051363 · Registered fund · Apr 30, 2026
Goldman Sachs Trust II, not summed
10,172
29.5
Goldman Sachs Variable Insurance Trust Small Cap Equity Insights Fund
Fund S000009355 · Registered fund · Jun 30, 2026
Goldman Sachs Variable Insurance Trust, not summed
9,211
30
Candriam S.C.A.
13F CIK 1537014 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,088,369
31
Deep Track Capital, LP
13F CIK 1856083 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,000,000
32
VANGUARD EXTENDED MARKET INDEX FUND
Fund S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
1,959,435
33
Siren, L.L.C.
13F CIK 2005245 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
1,859,279
34
ORBIMED ADVISORS LLC
13F CIK 1055951 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,681,300
35
Venrock Adviser, LLC
13F CIK 1615982 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,642,166
36
EMERALD ADVISERS, LLC
13F CIK 1015083 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,603,319
37
NORTHERN TRUST CORP
13F CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
1,557,830
37.1
Small Cap Index Fund
Fund S000001245 · Registered fund · Jun 30, 2026
Northern Funds, not summed
84,309
37.2
Small Cap Core Fund
Fund S000001244 · Registered fund · Jun 30, 2026
Northern Funds, not summed
20,785
37.3
FlexShares Morningstar US Market Factor Tilt Index Fund
Fund S000033312 · Registered fund · Jul 31, 2026
FlexShares Trust, not summed
7,426
38
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,449,300
38.1
Schwab U.S. Small-Cap ETF
Fund S000026636 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
738,864
38.2
Schwab Small-Cap Index Fund
Fund S000005912 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
405,008
38.3
Schwab Total Stock Market Index Fund
Fund S000005913 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
107,228
38.4
Schwab U.S. Broad Market ETF
Fund S000026631 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
92,899
38.5
Schwab Small-Cap Equity Fund
Fund S000005516 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
20,250
39
BANK OF AMERICA CORP /DE/
13F CIK 70858 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
1,439,632
40
AMERICAN CENTURY COMPANIES INC
13F CIK 748054 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
1,432,957
40.1
Small Cap Growth Fund
Fund S000006193 · Registered fund · Jul 31, 2026
American Century Mutual Funds, Inc., not summed
1,091,549
41
SILVERARC CAPITAL MANAGEMENT, LLC
13F CIK 1816307 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,280,707
42
VANGUARD FIDUCIARY TRUST CO
13F CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
1,213,510
43
Assenagon Asset Management S.A.
13F CIK 1546007 · Unknown · Sep 30, 2026
1,182,530
44
Elmind Capital, LP
13F CIK 2052213 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,170,740
45
UBS Group AG
13F CIK 1610520 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
1,122,245
46
FRED ALGER MANAGEMENT, LLC
13F CIK 3520 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,072,830
46.1
ALGER SMALL CAP FOCUS FUND
Fund S000020958 · Registered fund · Jul 31, 2026
ALGER FUNDS, not summed
339,997
46.2
ALGER SPECTRA FUND
Fund S000009190 · Registered fund · Jul 31, 2026
ALGER FUNDS II, not summed
339,731
46.3
ALGER CAPITAL APPRECIATION INSTITUTIONAL FUND
Fund S000009204 · Registered fund · Jul 31, 2026
ALGER INSTITUTIONAL FUNDS, not summed
106,554
46.4
ALGER CAPITAL APPRECIATION FUND
Fund S000009163 · Registered fund · Jul 31, 2026
ALGER FUNDS, not summed
78,313
46.5
ALGER SMALL CAP GROWTH FUND
Fund S000009160 · Registered fund · Jul 31, 2026
ALGER FUNDS, not summed
66,127
47
Sofinnova Investments, Inc.
13F CIK 1631134 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
1,035,148
48
EMERALD MUTUAL FUND ADVISERS TRUST
13F CIK 1352895 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,031,378
48.1
Emerald Growth Fund
Fund S000036390 · Registered fund · Apr 30, 2026
FINANCIAL INVESTORS TRUST, not summed
382,344
49
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
13F CIK 912938 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,022,183
49.1
MFS New Discovery Fund
Fund S000000765 · Registered fund · May 31, 2026
MFS SERIES TRUST I, not summed
366,818
49.2
MFS New Discovery Value Fund
Fund S000032712 · Registered fund · May 31, 2026
MFS SERIES TRUST XIII, not summed
169,876
49.3
MFS New Discovery Series
Fund S000002680 · Registered fund · Jun 30, 2026
MFS VARIABLE INSURANCE TRUST, not summed
133,384
49.4
MFS Blended Research Small Cap Equity Fund
Fund S000050659 · Registered fund · May 31, 2026
MFS SERIES TRUST X, not summed
21,076
49.5
MFS Blended Research Small Cap Equity Portfolio
Fund S000008071 · Registered fund · Jun 30, 2026
MFS VARIABLE INSURANCE TRUST III, not summed
5,310
50
RENAISSANCE TECHNOLOGIES LLC
13F CIK 1037389 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
996,168

88 more nested rows are not shown here; Every filing lists them all.

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 468 holders

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Key facts CIK 1622229 CUSIP 19240Q201 13F (30d) 20 filings 20 filers Visit website Investor relations