CBT · Cabot Corp · Shareholders & Ownership
Every disclosed holder of CBT 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 CBT
13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positionsNo chart: the summed disclosures exceed shares outstanding, so they are not parts of one whole.
| Holder group | Shares | % Out |
|---|---|---|
| Institutional (13F) | 53,691,531 | 103.99% |
| Insiders (Forms 3, 4, 5) | 932,068 | 1.81% |
| 13D/G-only blocks | 0 | 0.00% |
| Remaining | 2,992,592 | -5.80% |
| Registered funds (N-PORT, not summed) | 26,718,234 | 51.75% |
Shares outstanding: 51,631,007, 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 CBT
| # | Holder | Shares | As of | Notes |
|---|---|---|---|---|
| 1 |
BlackRock, Inc.
13F
CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
6,973,153 | ||
| 1.1 |
iShares Core S&P Mid-Cap ETF
Fund
S000004307 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
1,764,880 | ||
| 1.2 |
iShares Russell 2000 ETF
Fund
S000004344 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
1,341,378 | ||
| 1.3 |
iShares Russell 2000 Value ETF
Fund
S000004342 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
489,271 | ||
| 1.4 |
iShares S&P Mid-Cap 400 Value ETF
Fund
S000004309 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
258,583 | ||
| 1.5 |
iShares Core Dividend Growth ETF
Fund
S000045648 · Registered fund · Jul 31, 2026
iShares Trust, not summed
|
121,219 | ||
| 2 |
EARNEST PARTNERS LLC
13F
CIK 1102578 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
3,345,689 | ||
| 3 |
VANGUARD PORTFOLIO MANAGEMENT LLC
13F
CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
3,076,935 | ||
| 4 |
AMERICAN CENTURY COMPANIES INC
13F
CIK 748054 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,768,176 | ||
| 4.1 |
American Century Investment Management, Inc.
13G
CIK 52388 · Registered investment adviser · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
|
2,768,176 | ||
| 4.2 |
Small Company Fund
Fund
S000005981 · Registered fund · Jun 30, 2026
American Century Quantitative Equity Funds, Inc., not summed
|
8,856 | ||
| 5 |
WELLINGTON MANAGEMENT GROUP LLP
13F
CIK 902219 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,416,471 | ||
| 5.1 |
WELLINGTON MANAGEMENT GROUP LLP
13G
CIK 902219 · Holding company · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
|
2,416,471 | ||
| 6 |
VANGUARD CAPITAL MANAGEMENT LLC
13F
CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,321,142 | ||
| 7 |
Avantis U.S. Small Cap Value ETF
Fund
S000066459 · Registered fund · May 31, 2026
American Century ETF Trust, not summed
|
2,180,536 | ||
| 8 |
|
2,165,434 | ||
| 8.1 |
State Street(R) SPDR(R) Portfolio S&P 400(TM) Mid Cap ETF
Fund
S000006986 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
261,293 | ||
| 8.2 |
State Street(R) SPDR(R) S&P Kensho New Economies Composite ETF
Fund
S000063362 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
160,039 | ||
| 8.3 |
State Street(R) SPDR(R) S & P 400(TM) Mid Cap Value ETF
Fund
S000006988 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
79,091 | ||
| 8.4 |
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO
Fund
S000050332 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
|
17,330 | ||
| 8.5 |
State Street(R) SPDR(R) Portfolio S&P 1500(R) Composite Stock Market ETF
Fund
S000006973 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
11,434 | ||
| 9 |
FULLER & THALER ASSET MANAGEMENT, INC.
13F
CIK 1082327 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,003,514 | ||
| 10 |
DIMENSIONAL FUND ADVISORS LP
13F
CIK 354204 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,926,205 | ||
| 10.1 |
U.S. Targeted Value Portfolio
Fund
S000000970 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
|
334,865 | ||
| 10.2 |
Dimensional U.S. Targeted Value ETF
Fund
S000070901 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
|
278,819 | ||
| 10.3 |
U.S. SMALL CAP PORTFOLIO
Fund
S000000971 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
|
265,626 | ||
| 10.4 |
Dimensional U.S. Small Cap ETF
Fund
S000070906 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
|
178,940 | ||
| 10.5 |
U.S. CORE EQUITY 2 PORTFOLIO
Fund
S000000980 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
|
105,328 | ||
| 11 |
GEODE CAPITAL MANAGEMENT, LLC
13F
CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,778,678 | ||
| 12 |
BANK OF AMERICA CORP /DE/
13F
CIK 70858 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,660,122 | ||
| 13 |
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund
S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
1,635,657 | ||
| 14 |
Undiscovered Managers Behavioral Value Fund
Fund
S000004186 · Registered fund · Jun 30, 2026
UNDISCOVERED MANAGERS FUNDS, not summed
|
1,619,961 | ||
| 15 |
FMR LLC
13F
CIK 315066 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,560,741 | ||
| 15.1 |
Fidelity Small Cap Index Fund
Fund
S000033638 · Registered fund · Jul 31, 2026
Fidelity Salem Street Trust, not summed
|
571,448 | ||
| 15.2 |
Fidelity Series Value Discovery Fund
Fund
S000039216 · Registered fund · Jul 31, 2026
Fidelity Devonshire Trust, not summed
|
490,600 | ||
| 15.3 |
Strategic Advisers Fidelity U.S. Total Stock Fund
Fund
S000061481 · Registered fund · May 31, 2026
Fidelity Rutland Square Trust II, not summed
|
418,900 | ||
| 15.4 |
Fidelity Extended Market Index Fund
Fund
S000006021 · Registered fund · May 31, 2026
Fidelity Concord Street Trust, not summed
|
269,893 | ||
| 15.5 |
Fidelity Value Discovery Fund
Fund
S000007154 · Registered fund · Jul 31, 2026
Fidelity Puritan Trust, not summed
|
116,800 | ||
| 16 |
T. Rowe Price Investment Management, Inc.
13F
CIK 1897612 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,403,988 | ||
| 17 |
SEI INVESTMENTS CO
13F
CIK 350894 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,203,052 | ||
| 17.1 |
SIIT SMALL/MID CAP FUND
Fund
S000006770 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
|
15,600 | ||
| 17.2 |
SIIT EXTENDED MARKET INDEX FUND
Fund
S000035814 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
|
8,132 | ||
| 17.3 |
SIIT SMALL CAP II FUND
Fund
S000036633 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
|
6,943 | ||
| 17.4 |
SIIT SMALL CAP FUND
Fund
S000006772 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
|
3,700 | ||
| 17.5 |
Catholic Values Equity Fund
Fund
S000048320 · Registered fund · May 31, 2026
SEI CATHOLIC VALUES TRUST, not summed
|
1,164 | ||
| 18 |
VANGUARD SMALL-CAP INDEX FUND
Fund
S000002845 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
1,184,225 | ||
| 19 |
VANGUARD EXPLORER FUND
Fund
S000002578 · Registered fund · Jul 31, 2026
VANGUARD EXPLORER FUND, not summed
|
1,056,891 | ||
| 20 |
SNYDER CAPITAL MANAGEMENT L P
13F
CIK 1050477 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
900,275 | ||
| 21 |
AQR CAPITAL MANAGEMENT LLC
13F
CIK 1167557 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
870,098 | ||
| 21.1 |
AQR Style Premia Alternative Fund
Fund
S000042050 · Registered fund · Jun 30, 2026
AQR Funds, not summed
|
19,053 | ||
| 21.2 |
AQR Alternative Risk Premia Fund
Fund
S000058563 · Registered fund · Jun 30, 2026
AQR Funds, not summed
|
9,726 | ||
| 21.3 |
AQR Small Cap Multi-Style Fund
Fund
S000040064 · Registered fund · Jun 30, 2026
AQR Funds, not summed
|
3,783 | ||
| 21.4 |
AQR CVX Fusion Fund
Fund
S000093172 · Registered fund · Jun 30, 2026
AQR Funds, not summed
|
102 | ||
| 22 |
MORGAN STANLEY
13F
CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
837,068 | ||
| 22.1 |
E*TRADE No Fee Total Market Index Fund
Fund
S000090722 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
|
132 | ||
| 23 |
PRICE T ROWE ASSOCIATES INC /MD/
13F
CIK 80255 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
824,468 | ||
| 23.1 |
T. Rowe Price Small-Cap Value Fund, Inc.
Fund
S000002121 · Registered fund · Jun 30, 2026
T. ROWE PRICE SMALL-CAP VALUE FUND, INC., not summed
|
702,124 | ||
| 23.2 |
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
|
331,010 | ||
| 23.3 |
T. Rowe Price Small-Mid Cap ETF
Fund
S000079837 · Registered fund · Jun 30, 2026
T. Rowe Price Exchange-Traded Funds, Inc., not summed
|
76,751 | ||
| 23.4 |
T. Rowe Price Integrated U.S. Small-Mid Cap Core Equity Fund
Fund
S000052904 · Registered fund · Jun 30, 2026
T. ROWE PRICE INTEGRATED EQUITY FUNDS, INC., not summed
|
55,060 | ||
| 23.5 |
T. Rowe Price Small-Cap Index Fund
Fund
S000051327 · Registered fund · Jun 30, 2026
T. ROWE PRICE INDEX TRUST, INC., not summed
|
7,874 | ||
| 24 |
LSV ASSET MANAGEMENT
13F
CIK 1050470 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
800,484 | ||
| 24.1 |
LSV Small Cap Value Fund
Fund
S000039922 · Registered fund · Jul 31, 2026
ADVISORS' INNER CIRCLE FUND, not summed
|
39,900 | ||
| 24.2 |
LSV U.S. Managed Volatility Fund
Fund
S000045798 · Registered fund · Jul 31, 2026
ADVISORS' INNER CIRCLE FUND, not summed
|
1,300 | ||
| 25 |
VANGUARD SMALL-CAP VALUE INDEX FUND
Fund
S000002847 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
749,944 | ||
| 26 |
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F
CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
701,255 | ||
| 26.1 |
Schwab U.S. Small-Cap ETF
Fund
S000026636 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
250,744 | ||
| 26.2 |
Schwab Fundamental U.S. Small Company ETF
Fund
S000040878 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
220,736 | ||
| 26.3 |
Schwab Small-Cap Index Fund
Fund
S000005912 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
|
126,914 | ||
| 26.4 |
Schwab Fundamental U.S. Small Company Index Fund
Fund
S000016767 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
|
55,340 | ||
| 26.5 |
Schwab U.S. Broad Market ETF
Fund
S000026631 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
31,487 | ||
| 27 |
NORTHERN TRUST CORP
13F
CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
649,836 | ||
| 27.1 |
Mid Cap Index Fund
Fund
S000001273 · Registered fund · Jun 30, 2026
Northern Funds, not summed
|
33,606 | ||
| 27.2 |
Small Cap Index Fund
Fund
S000001245 · Registered fund · Jun 30, 2026
Northern Funds, not summed
|
26,427 | ||
| 27.3 |
FlexShares Morningstar US Market Factor Tilt Index Fund
Fund
S000033312 · Registered fund · Jul 31, 2026
FlexShares Trust, not summed
|
10,366 | ||
| 27.4 |
Small Cap Core Fund
Fund
S000001244 · Registered fund · Jun 30, 2026
Northern Funds, not summed
|
6,935 | ||
| 28 |
Bank of New York Mellon Corp
13F
CIK 1390777 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
632,518 | ||
| 28.1 |
BNY Mellon US Small Cap Core Equity ETF
Fund
S000067262 · Registered fund · Jul 31, 2026
BNY Mellon ETF Trust, not summed
|
1,985 | ||
| 29 |
VANGUARD EXTENDED MARKET INDEX FUND
Fund
S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
591,751 | ||
| 30 |
NORGES BANK
13F
CIK 1374170 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
|
574,305 | ||
| 31 |
Fiduciary Trust Co
13F
CIK 35442 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
531,539 | ||
| 32 |
GOLDMAN SACHS GROUP INC
13F
CIK 886982 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
511,514 | ||
| 32.1 |
Goldman Sachs Small Cap Value Fund
Fund
S000009323 · Registered fund · May 31, 2026
Goldman Sachs Trust, not summed
|
21,477 | ||
| 32.2 |
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF
Fund
S000048296 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
|
12,974 | ||
| 32.3 |
Multi-Manager U.S. Small Cap Equity Fund
Fund
S000051363 · Registered fund · Apr 30, 2026
Goldman Sachs Trust II, not summed
|
7,503 | ||
| 32.4 |
Goldman Sachs Absolute Return Tracker Fund
Fund
S000020314 · Registered fund · Jun 30, 2026
GOLDMAN SACHS TRUST, not summed
|
1,649 | ||
| 33 |
MILLENNIUM MANAGEMENT LLC
13F
CIK 1273087 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
489,254 | ||
| 34 |
|
487,308 | ||
| 35 |
Capital Research Global Investors
13F
CIK 1422848 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
425,829 | ||
| 36 |
Harbor Small Cap Value Fund
Fund
S000000689 · Registered fund · Jul 31, 2026
HARBOR FUNDS, not summed
|
418,644 | ||
| 37 |
|
418,397 | ||
| 38 |
SMALLCAP World Fund Inc
Fund
S000009599 · Registered fund · Jun 30, 2026
SMALLCAP World Fund Inc, not summed
|
414,462 | ||
| 39 |
State Street SPDR S&P MidCap 400SM ETF Trust
Fund
· Registered fund · Jun 30, 2026
SPDR S&P MIDCAP 400 ETF TRUST, not summed
|
397,180 | ||
| 39.1 |
Nuveen S&P 500 Dynamic Overwrite Fund
Fund
· Registered fund · Jun 30, 2026
Nuveen S&P 500 Dynamic Overwrite Fund, not summed
|
5,426 | ||
| 40 |
Lightrock Netherlands B.V.
13F
CIK 2041485 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
382,779 | ||
| 41 |
ProShare Advisors LLC
13F
CIK 1357955 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
373,175 | ||
| 41.1 |
ProShares S&P MidCap 400 Dividend Aristocrats ETF
Fund
S000047884 · Registered fund · May 31, 2026
ProShares Trust, not summed
|
346,594 | ||
| 41.2 |
ProShares Nanotechnology ETF
Fund
S000073421 · Registered fund · May 31, 2026
ProShares Trust, not summed
|
4,436 | ||
| 41.3 |
ProShares Russell 2000 High Income ETF
Fund
S000087688 · Registered fund · May 31, 2026
ProShares Trust, not summed
|
2,460 | ||
| 41.4 |
ProShares UltraPro Russell2000
Fund
S000024921 · Registered fund · May 31, 2026
ProShares Trust, not summed
|
1,946 | ||
| 41.5 |
ProShares Ultra Russell2000
Fund
S000014248 · Registered fund · May 31, 2026
ProShares Trust, not summed
|
1,924 | ||
| 42 |
VANGUARD FIDUCIARY TRUST CO
13F
CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
343,921 | ||
| 43 |
NEW YORK STATE COMMON RETIREMENT FUND
13F
CIK 810265 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
336,585 | ||
| 44 |
Invesco Ltd.
13F
CIK 914208 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
299,570 | ||
| 44.1 |
Invesco S&P MidCap 400 Revenue ETF
Fund
S000064595 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
|
25,171 | ||
| 44.2 |
Invesco S&P Midcap 400 Pure Value ETF
Fund
S000060796 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
|
19,378 | ||
| 44.3 |
Invesco RAFI US 1000 ETF
Fund
S000011995 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
|
16,839 | ||
| 44.4 |
Invesco Dorsey Wright Basic Materials Momentum ETF
Fund
S000013127 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
|
12,963 | ||
| 44.5 |
Invesco S&P Midcap 400 QVM Multi-Factor ETF
Fund
S000072319 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
|
7,456 | ||
| 45 |
NATIXIS ADVISORS, LLC
13F
CIK 1018331 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
297,529 | ||
| 46 |
VANGUARD DIVIDEND APPRECIATION INDEX FUND
Fund
S000011322 · Registered fund · Jul 31, 2026
VANGUARD SPECIALIZED FUNDS, not summed
|
292,091 | ||
| 47 |
JONES FINANCIAL COMPANIES LLLP
13F
CIK 815917 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
285,527 | ||
| 48 |
LORING WOLCOTT & COOLIDGE FIDUCIARY ADVISORS LLP/MA
13F
CIK 932974 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
283,684 | ||
| 49 |
VANGUARD RUSSELL 2000 INDEX FUND
Fund
S000030003 · Registered fund · May 31, 2026
VANGUARD SCOTTSDALE FUNDS, not summed
|
268,442 | ||
| 50 |
WELLS FARGO & COMPANY/MN
13F
CIK 72971 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
252,655 |
62 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.
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