ACCO · ACCO BRANDS Corp · Holdings
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Institutional Ownership Trend
Superinvestors Holding ACCO
All superinvestors →Holder Concentration
Across 197 13F filersWho Holds ACCO
Last 8 quarters through Sep 30, 2026 (filing window open)Each kind of 13F filer's share of the common shares 13F filers report. Holder type comes from regulatory records, never the filer's name; style, turnover and horizon are measured from each filer's own 13F book. The quarter selector does not change this card.
Jun 30, 2026, the newest closed quarter: 197 filers, like-for-like change +0.1%; actively managed books -3.7%; index-like books +9.1%.
| Holder type | Share | Filers | Change |
|---|---|---|---|
| Registered adviser | 49.1% | 112 | -1.5% |
| Exempt adviser | 0.2% | 2 | -63.3% |
| Adviser | 3.1% | 6 | -11.0% |
| Bank | 7.9% | 15 | +10.5% |
| Insurer | 1.2% | 1 | +67.2% |
| Broker-dealer | 0.5% | 1 | +109.8% |
| Benefit plan | 0.3% | 4 | -13.6% |
| Non-US | 0.2% | 4 | +34.8% |
| Holding company | 26.8% | 7 | +3.3% |
| Unknown | 10.6% | 45 | -7.4% |
| Style | Share | Filers | Change |
|---|---|---|---|
| Index-like | 32.9% | 22 | +9.1% |
| Systematic-like | 5.6% | 15 | +11.6% |
| Concentrated | 1.6% | 36 | +77.5% |
| Diversified active | 60.0% | 124 | -6.1% |
| Not measured | 0.0% | 0 | — |
| Unknown | 0.0% | 0 | — |
| Turnover | Share | Filers | Change |
|---|---|---|---|
| Low turnover | 59.1% | 127 | +2.7% |
| Medium turnover | 24.0% | 36 | -8.4% |
| High turnover | 7.9% | 24 | +8.8% |
| Unknown | 9.0% | 10 | +1.5% |
| Not measured | 0.0% | 0 | — |
| Holding horizon | Share | Filers | Change |
|---|---|---|---|
| Short horizon | 10.8% | 19 | -4.9% |
| Medium horizon | 15.0% | 30 | +9.5% |
| Long horizon | 71.3% | 140 | -1.4% |
| Unknown | 3.0% | 8 | +15.3% |
| Not measured | 0.0% | 0 | — |
| 13F book size | Share | Filers | Change |
|---|---|---|---|
| Under $1B | 10.2% | 33 | +1.3% |
| $1B to $10B | 6.0% | 54 | -8.3% |
| $10B to $100B | 21.0% | 56 | -4.2% |
| $100B or more | 62.8% | 54 | +2.4% |
| Not measured | 0.0% | 0 | — |
| Client base | Share | Filers | Change |
|---|---|---|---|
| Individuals and high net worth | 11.8% | 59 | +7.2% |
| Pooled investment vehicles | 6.8% | 15 | +3.4% |
| Registered funds and BDCs | 22.1% | 14 | -6.5% |
| Pension and profit sharing plans | 0.0% | 2 | +18.1% |
| Insurance companies | 0.1% | 3 | +17.1% |
| Governments and sovereign funds | 0.2% | 2 | -28.0% |
| Corporations | 0.0% | 1 | new |
| Other investment advisers | 0.2% | 3 | +20.4% |
| Diversified | 7.7% | 11 | -1.7% |
| Other | 0.0% | 0 | -100.0% |
| Unknown | 51.0% | 87 | +1.7% |
| Private funds | Share | Filers | Change |
|---|---|---|---|
| Hedge funds | 9.1% | 21 | -7.9% |
| Private equity funds | 1.6% | 9 | +61.3% |
| Venture capital funds | 0.0% | 1 | +15.8% |
| Real estate funds | 0.0% | 4 | +7.5% |
| Securitized asset funds | 0.0% | 1 | 0.0% |
| Other private funds | 12.0% | 14 | -5.5% |
| Mixed private funds | 0.2% | 2 | +13.5% |
| Private funds, type not stated | 0.1% | 2 | new |
| No private funds | 26.2% | 58 | -0.8% |
| Unknown | 50.9% | 85 | +2.3% |
| Location | Share | Filers | Change |
|---|---|---|---|
| United States | 96.8% | 172 | +0.1% |
| Outside the US | 3.2% | 25 | +1.3% |
The Sep 30, 2026 filing window is still open, so its bar carries the Jun 30, 2026 positions of filers that have not filed yet.
How the mix is measured
Shares are 13F common shares restated to today's split basis; options and principal amounts are left out. The change compares only filers with a 13F in both quarters and keeps each filer in its bucket of the later quarter on both sides; a filer that continues under a new CIK is compared through its successor. Holder type comes from each filer's current regulatory profile; client base and private funds come from the Form ADV roster current at each quarter end (rosters from December 2019, so an earlier quarter reads Unknown). Style, turnover, horizon and book size are measured from each filer's 13F book in the newest measured quarter, and Not measured means none was. Actively managed books are those measured systematic-like, concentrated or diversified active.
Excluded 1 holder with no observed 2026-03-31 13F and 2 holders with no observed 2026-06-30 13F.
Conviction and Crowding
197 13F filers, quarter ended Jun 30, 2026Measured across every 13F filer's common-share book once the quarter's filing window closed. Crowding counts filers with high turnover or that advise private funds on Form ADV.
Managers in the top fifth by current three-year FundScore alpha were net buyers of $0 (0 buying, 0 selling).
Estimated Holder Cost Basis
Quarter ended Jun 30, 2026, on that quarter's share basisEstimated, never filed: each 13F buy is costed at its quarter's average traded price and each sale keeps the average cost, so this is what holders paid on average if they traded evenly through each quarter.
Estimated cost covers 28.0% of the 13F shares; positions already held when a filer's 13F history starts, or bought in a quarter without a trusted average price, have no estimate.
Shareholder Targets
13F filers that own its peers but not ACCO, quarter ended Jun 30, 2026Found through its holder-overlap peers: C, GS, MU, ABBV, AMZN, GOOGL. 6,735 filers in all.
| # | Filer | In peers | Largest peers |
|---|---|---|---|
| 1 | NORGES BANK Non-US, Index-like | $118,126,761,377 6 held | GOOGL, AMZN, MU |
| 2 | Capital World Investors Adviser, Diversified active | $104,432,785,693 6 held | GOOGL, MU, AMZN |
| 3 | Capital Research Global Investors Adviser, Diversified active | $80,370,325,888 5 held | GOOGL, AMZN, ABBV |
| 4 | Capital International Investors Adviser, Diversified active | $50,425,064,949 5 held | GOOGL, MU, AMZN |
| 5 | Amundi Holding company, Index-like | $45,303,444,484 6 held | GOOGL, AMZN, MU |
| 6 | WELLINGTON MANAGEMENT GROUP LLP Holding company, Diversified active | $43,404,038,496 6 held | GOOGL, AMZN, MU |
| 7 | Fisher Asset Management, LLC Adviser, Diversified active | $37,790,317,643 6 held | GOOGL, AMZN, GS |
| 8 | Berkshire Hathaway Inc Insurer, Concentrated | $37,764,088,381 1 held | GOOGL |
| 9 | PRIMECAP MANAGEMENT CO/CA/ Registered adviser, Diversified active | $32,579,170,249 5 held | MU, GOOGL, AMZN |
| 10 | SG Americas Securities, LLC Non-US, Diversified active | $30,062,121,507 6 held | GOOGL, MU, AMZN |
Fund Ownership of ACCO by Fund Type
Registered funds' Form N-PORT reports for the quarter ended Jun 30, 2026Index funds and index ETFs hold 16.93% of shares outstanding.
| Fund type | Of shares outstanding | Shares |
|---|---|---|
| Index funds | 3.72% | 3,432,182 |
| Index ETFs | 13.21% | 12,191,816 |
| Active ETFs | 2.60% | 2,403,269 |
| Active funds | 14.33% | 13,224,067 |
| Unclassified | 3.47% | 3,207,569 |
| All registered funds | 37.33% | 34,458,903 |
How fund types are measured
Each fund series counts once, with its latest Form N-PORT report dated inside the quarter; only long share positions count, restated to today's split basis. The fund type is the series' latest Form N-CEN answer on or before the quarter end (the index-fund box and the exchange-traded flag), never its name. Unclassified funds have no usable N-CEN; unit investment trusts are among them, so index ownership is a floor. Funds sit inside their advisers' 13F reports, so these shares overlap the 13F figures and are never added to them.
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mega BlackRock, Inc. Holding company | $36,918,636 | 11.71% | 8,874,673 | Shares | 2026-08-07 | |
| Small CAPITAL MANAGEMENT CORP /VA Registered adviser | $29,478,712 | 9.35% | 7,086,229 | Shares | 2026-07-29 | |
| Large Allspring Global Investments Holdings, LLC Holding company | $29,186,255 | 9.26% | 7,015,927 | Shares | 2026-08-13 | |
| Mega DIMENSIONAL FUND ADVISORS LP Registered adviser | $18,184,676 | 5.77% | 4,371,317 | Shares | 2026-08-11 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC Registered adviser | $16,299,187 | 5.17% | 3,918,074 | Shares | 2026-08-13 | |
| Mega AMERICAN CENTURY COMPANIES INC | $12,323,504 | 3.91% | 2,962,381 | Shares | 2026-08-12 | |
| Large LSV ASSET MANAGEMENT Registered adviser | $12,053,600 | 3.82% | 2,897,500 | Shares | 2026-08-06 | |
| Mega GOLDMAN SACHS GROUP INC Holding company | $11,395,129 | 3.61% | 2,739,214 | Shares | 2026-08-14 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC Registered adviser | $10,143,156 | 3.22% | 2,438,259 | Shares | 2026-08-12 | |
| Mega STATE STREET CORP Bank | $9,378,437 | 2.97% | 2,254,432 | Shares | 2026-09-22 | |
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC Registered adviser | $9,252,622 | 2.94% | 2,224,188 | Shares | 2026-08-14 | |
| Mega AQR CAPITAL MANAGEMENT LLC Registered adviser | $8,272,890 | 2.62% | 1,988,676 | Shares | 2026-08-14 | |
| Mega TWO SIGMA INVESTMENTS, LP Registered adviser | $7,380,206 | 2.34% | 1,774,088 | Shares | 2026-08-14 | |
| Mega VANGUARD PORTFOLIO MANAGEMENT LLC Registered adviser | $6,233,273 | 1.98% | 1,498,383 | Shares | 2026-08-13 | |
| Mega AMERIPRISE FINANCIAL INC Adviser | $6,130,607 | 1.94% | 1,473,704 | Shares | 2026-08-14 | |
| Mega MORGAN STANLEY Holding company | $4,735,545 | 1.50% | 1,138,353 | Shares | 2026-08-13 | |
| Mega BANK OF AMERICA CORP /DE/ Bank | $4,290,938 | 1.36% | 1,031,476 | Shares | 2026-08-14 | |
| Mega Bank of New York Mellon Corp Bank | $4,078,779 | 1.29% | 980,476 | Shares | 2026-08-06 | |
| Large RENAISSANCE TECHNOLOGIES LLC Registered adviser | $3,985,009 | 1.26% | 957,935 | Shares | 2026-08-13 | |
| Mid READYSTATE ASSET MANAGEMENT LP Registered adviser | $3,936,404 | 1.25% | 946,251 | Shares | 2026-08-14 | |
| Large PRUDENTIAL FINANCIAL INC Insurer | $3,920,933 | 1.24% | 942,532 | Shares | 2026-08-12 | |
| Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC Registered adviser | $3,587,725 | 1.14% | 862,434 | Shares | 2026-08-14 | |
| Mega NORTHERN TRUST CORP Bank | $3,394,862 | 1.08% | 816,073 | Shares | 2026-08-13 | |
| Mega D. E. Shaw & Co., Inc. | $2,959,265 | 0.94% | 711,362 | Shares | 2026-08-14 | |
| Mid CSM Advisors, LLC | $2,773,288 | 0.88% | 666,656 | Shares | 2026-08-14 | |
| Large Assenagon Asset Management S.A. | $2,754,935 | 0.87% | 655,937 | Shares | 2026-10-15 | |
| Mega VANGUARD FIDUCIARY TRUST CO | $2,529,288 | 0.80% | 608,002 | Shares | 2026-08-13 | |
| Large Empowered Funds, LLC Registered adviser | $2,289,542 | 0.73% | 550,371 | Shares | 2026-08-17 | |
| Mega VICTORY CAPITAL MANAGEMENT INC Registered adviser | $2,190,202 | 0.69% | 526,491 | Shares | 2026-08-07 | |
| Mega Vanguard Global Advisers, LLC Registered adviser | $1,937,728 | 0.61% | 465,800 | Shares | 2026-08-13 | |
| Mega Creative Planning Registered adviser | $1,889,088 | 0.60% | 454,108 | Shares | 2026-08-13 | |
| Mega STIFEL FINANCIAL CORP | $1,847,015 | 0.59% | 443,994 | Shares | 2026-08-12 | |
| Mega SEI INVESTMENTS CO Holding company | $1,820,099 | 0.58% | 437,524 | Shares | 2026-08-14 | |
| Large Universal- Beteiligungs- und Servicegesellschaft mbH | $1,667,328 | 0.53% | 400,800 | Shares | 2026-08-06 | |
| Mid SEGALL BRYANT & HAMILL, LLC Registered adviser | $1,590,060 | 0.50% | 382,226 | Shares | 2026-08-12 | |
| Mega JPMORGAN CHASE & CO Bank | $1,525,911 | 0.48% | 366,806 | Shares | 2026-08-12 | |
| Mega LPL Financial LLC Broker-dealer | $1,519,577 | 0.48% | 365,283 | Shares | 2026-08-07 | |
| Mega ENVESTNET ASSET MANAGEMENT INC Registered adviser | $1,483,314 | 0.47% | 356,566 | Shares | 2026-09-23 | |
| Mega UBS Group AG Bank | $1,404,269 | 0.45% | 337,565 | Shares | 2026-08-13 | |
| Mid North Star Investment Management Corp. Adviser | $1,264,200 | 0.40% | 301,000 | Shares | 2026-10-27 | |
| Large Squarepoint Ops LLC Registered adviser | $1,176,830 | 0.37% | 282,892 | Shares | 2026-08-14 | |
| Mega Russell Investments Group, Ltd. | $1,117,760 | 0.35% | 268,693 | Shares | 2026-08-06 | |
| Small Pacific Ridge Capital Partners, LLC Registered adviser | $1,032,986 | 0.33% | 248,314 | Shares | 2026-08-12 | |
| Large ACADIAN ASSET MANAGEMENT LLC | $930,550 | 0.30% | 223,690 | Shares | 2026-08-13 | |
| Mega Nuveen, LLC | $843,269 | 0.27% | 202,709 | Shares | 2026-08-11 | |
| Mid Indivisible Partners Registered adviser | $767,121 | 0.24% | 182,648 | Shares | 2026-10-26 | |
| Large Robeco Institutional Asset Management B.V. | $684,251 | 0.22% | 162,917 | Shares | 2026-10-20 | |
| Mid Advyzon Investment Management, LLC Registered adviser | $682,219 | 0.22% | 163,995 | Shares | 2026-08-14 | |
| Mega Invesco Ltd. Adviser | $651,632 | 0.21% | 156,643 | Shares | 2026-08-14 | |
| Large NOMURA ASSET MANAGEMENT INTERNATIONAL INC. Adviser | $607,360 | 0.19% | 146,000 | Shares | 2026-08-14 | |
| Large FEDERATED HERMES, INC. Adviser | $568,522 | 0.18% | 136,664 | Shares | 2026-08-12 | |
| Mega PRICE T ROWE ASSOCIATES INC /MD/ Registered adviser | $520,657 | 0.17% | 125,158 | Shares | 2026-08-14 | |
| Mid Aquatic Capital Management LLC Registered adviser | $518,527 | 0.16% | 124,646 | Shares | 2026-08-14 | |
| Mega Cetera Investment Advisers Registered adviser | $495,564 | 0.16% | 119,126 | Shares | 2026-08-12 | |
| Mid ARISTEIA CAPITAL, L.L.C. Registered adviser | $493,896 | 0.16% | 118,725 | Shares | 2026-08-14 | |
| Mega RHUMBLINE ADVISERS Registered adviser | $483,100 | 0.15% | 116,130 | Shares | 2026-08-12 | |
| Mega WELLS FARGO & COMPANY/MN Bank | $483,082 | 0.15% | 116,126 | Shares | 2026-08-14 | |
| Mid PRELUDE CAPITAL MANAGEMENT, LLC Registered adviser | $463,428 | 0.15% | 111,401 | Shares | 2026-08-14 | |
| Mega Qube Research & Technologies Ltd Exempt adviser | $433,326 | 0.14% | 104,165 | Shares | 2026-08-14 | |
| Large GAMCO INVESTORS, INC. ET AL Registered adviser | $416,195 | 0.13% | 100,047 | Shares | 2026-08-12 | |
| Small Mork Capital Management, LLC Registered adviser | $416,000 | 0.13% | 100,000 | Shares | 2026-08-14 | |
| Mid Blueprint Investment Partners LLC | $415,833 | 0.13% | 99,008 | Shares | 2026-10-28 | |
| Small Blueprint Financial Advisors LLC | $415,833 | 0.13% | 99,008 | Shares | 2026-10-28 | |
| Large STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM Benefit plan | $400,890 | 0.13% | 96,368 | Shares | 2026-08-10 | |
| Large MACKENZIE FINANCIAL CORP Registered adviser | $392,383 | 0.12% | 94,323 | Shares | 2026-08-13 | |
| Large KLP KAPITALFORVALTNING AS | $380,640 | 0.12% | 91,500 | Shares | 2026-08-12 | |
| Mega DEUTSCHE BANK AG\ Non-US | $374,333 | 0.12% | 89,984 | Shares | 2026-08-07 | |
| Large STRS OHIO Benefit plan | $368,160 | 0.12% | 88,500 | Shares | 2026-07-30 | |
| Mega FRANKLIN RESOURCES INC Adviser | $350,241 | 0.11% | 84,193 | Shares | 2026-08-13 | |
| Mid Simplicity Wealth,LLC Registered adviser | $336,000 | 0.11% | 80,000 | Shares | 2026-10-23 | |
| Mid WINTON GROUP Ltd | $331,452 | 0.11% | 79,676 | Shares | 2026-08-07 | |
| Mid BAILARD, INC. Registered adviser | $329,536 | 0.10% | 78,461 | Shares | 2026-10-13 | |
| Small Abacus Wealth Partners, LLC Registered adviser | $323,984 | 0.10% | 77,881 | Shares | 2026-07-22 | |
| Mega HighTower Advisors, LLC Registered adviser | $315,669 | 0.10% | 75,882 | Shares | 2026-08-05 | |
| Mega MILLENNIUM MANAGEMENT LLC Registered adviser | $306,953 | 0.10% | 73,787 | Shares | 2026-08-14 | |
| Mega ALLIANCEBERNSTEIN L.P. Registered adviser | $297,797 | 0.09% | 71,586 | Shares | 2026-08-14 | |
| Mid EASTERLY INVESTMENT PARTNERS LLC Registered adviser | $292,864 | 0.09% | 70,400 | Shares | 2026-07-23 | |
| Large MERCER GLOBAL ADVISORS INC /ADV Registered adviser | $288,325 | 0.09% | 69,309 | Shares | 2026-08-19 | |
| Mid Cambria Investment Management, L.P. Registered adviser | $280,022 | 0.09% | 67,313 | Shares | 2026-08-14 | |
| Mid GSA CAPITAL PARTNERS LLP Registered adviser | $272,642 | 0.09% | 65,539 | Shares | 2026-08-06 | |
| Small Dynamic Technology Lab Private Ltd | $271,681 | 0.09% | 65,308 | Shares | 2026-08-13 | |
| Large WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | $264,574 | 0.08% | 62,994 | Shares | 2026-10-13 | |
| Mega BNP PARIBAS ARBITRAGE, SA Non-US | $259,837 | 0.08% | 62,461 | Shares | 2026-08-13 | |
| Large Vident Advisory, LLC Registered adviser | $258,797 | 0.08% | 62,211 | Shares | 2026-08-12 | |
| Mega CITIGROUP INC Bank | $235,342 | 0.07% | 56,573 | Shares | 2026-08-03 | |
| Large MetLife Investment Management, LLC Registered adviser | $207,492 | 0.07% | 49,878 | Shares | 2026-08-14 | |
| Mid XTX Topco Ltd | $206,893 | 0.07% | 49,734 | Shares | 2026-08-14 | |
| Large IEQ CAPITAL, LLC Registered adviser | $204,884 | 0.06% | 49,251 | Shares | 2026-08-11 | |
| Large Quantinno Capital Management LP Registered adviser | $185,739 | 0.06% | 44,649 | Shares | 2026-08-13 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $182,257 | 0.06% | 43,812 | Shares | 2026-09-02 | |
| Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $176,542 | 0.06% | 42,438 | Shares | 2026-08-14 | |
| Mid INGALLS & SNYDER LLC Registered adviser | $160,259 | 0.05% | 38,524 | Shares | 2026-08-14 | |
| Large NewEdge Advisors, LLC Registered adviser | $156,440 | 0.05% | 37,606 | Shares | 2026-08-12 | |
| Large Mariner, LLC Registered adviser | $152,518 | 0.05% | 36,663 | Shares | 2026-08-13 | |
| Large STATE OF WISCONSIN INVESTMENT BOARD Benefit plan | $132,288 | 0.04% | 31,800 | Shares | 2026-08-14 | |
| Mid FIDELIS CAPITAL PARTNERS, LLC Registered adviser | $130,628 | 0.04% | 31,401 | Shares | 2026-08-13 | |
| Mid Graham Capital Management, L.P. Registered adviser | $128,494 | 0.04% | 30,888 | Shares | 2026-08-14 | |
| Large Police & Firemen's Retirement System of New Jersey | $125,652 | 0.04% | 30,205 | Shares | 2026-07-23 | |
| Mega RAYMOND JAMES FINANCIAL INC | $124,275 | 0.04% | 29,874 | Shares | 2026-08-14 | |
| Mid Wealth Architects, LLC Registered adviser | $123,086 | 0.04% | 29,588 | Shares | 2026-07-23 |
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