ACCO BRANDS CORP (ACCO) Top Institutional Shareholders
ACCO BRANDS CORP (ACCO) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $212.83M in ACCO holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of ACCO tracked by InsiderSet, reporting ownership valued at approximately $22.66M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $29.08M, representing an estimated gain of +28.33% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 63% of the total disclosed ACCO value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Allspring Global Investments Holdings, Llc, Capital Management Corp, and several other long-term asset managers with concentrated positions in ACCO BRANDS CORP (ACCO).
This page ranks the largest institutional ACCO shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
191
Total Reported Value
$212.83M
Largest Holder
Blackrock, Inc.
Largest Position
$22.66M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
174
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 7,554,009 | $22,662,027 | $29,082,935 | +$6,420,908 | +28.33% | |
| Allspring Global Investments Holdings, Llc | 0.04% | 7,717,401 | $22,611,985 | $29,711,994 | +$7,100,009 | +31.40% | |
| Capital Management Corp | 3.58% | 6,982,283 | $20,946,849 | $26,881,790 | +$5,934,941 | +28.33% | |
| Dimensional Fund Advisors Lp | 0.00% | 4,436,286 | $13,308,341 | $17,079,701 | +$3,771,360 | +28.34% | |
| Vanguard Capital Management Llc | 0.00% | 3,913,839 | $11,741,517 | $15,068,280 | +$3,326,763 | +28.33% | |
| American Century Companies Inc | 0.01% | 3,606,271 | $10,818,813 | $13,884,143 | +$3,065,330 | +28.33% | |
| Goldman Sachs Group Inc | 0.00% | 3,101,550 | $9,304,649 | $11,940,968 | +$2,636,319 | +28.33% | |
| Charles Schwab Investment Management Inc | 0.00% | 2,894,845 | $8,684,535 | $11,145,153 | +$2,460,618 | +28.33% | |
| Aqr Capital Management Llc | 0.00% | 2,408,174 | $7,224,521 | $9,271,470 | +$2,046,949 | +28.33% | |
| Geode Capital Management, Llc | 0.00% | 2,236,089 | $6,710,084 | $8,608,943 | +$1,898,859 | +28.30% | |
| State Street Corp | 0.00% | 1,983,751 | $5,951,253 | $7,637,441 | +$1,686,188 | +28.33% | |
| Ameriprise Financial Inc | 0.00% | 1,565,905 | $4,697,714 | $6,028,734 | +$1,331,020 | +28.33% | |
| Two Sigma Investments, Lp | 0.00% | 1,434,936 | $4,304,808 | $5,524,504 | +$1,219,696 | +28.33% | |
| Readystate Asset Management Lp | 0.25% | 1,414,577 | $4,243,731 | $5,446,121 | +$1,202,390 | +28.33% | |
| Vanguard Portfolio Management Llc | 0.00% | 1,349,130 | $4,047,390 | $5,194,151 | +$1,146,761 | +28.33% | |
| Bank Of America Corp | 0.00% | 978,794 | $2,936,382 | $3,768,357 | +$831,975 | +28.33% | |
| Bank Of New York Mellon Corp | 0.00% | 952,016 | $2,856,047 | $3,665,262 | +$809,215 | +28.33% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 894,821 | $2,684,463 | $3,445,061 | +$760,598 | +28.33% |
| Bridgeway Capital Management, Llc | 0.05% | 835,002 | $2,505,006 | $3,214,758 | +$709,752 | +28.33% | |
| First Eagle U.S. Value | Jean-Marie Eveillard | 0.00% | 831,369 | $2,494,107 | $3,200,771 | +$706,664 | +28.33% |
| Morgan Stanley | 0.00% | 766,174 | $2,298,524 | $2,949,770 | +$651,246 | +28.33% | |
| Northern Trust Corp | 0.00% | 736,253 | $2,208,759 | $2,834,574 | +$625,815 | +28.33% | |
| D. E. Shaw & Co., Inc. | 0.00% | 610,721 | $1,832,163 | $2,351,276 | +$519,113 | +28.33% | |
| Vanguard Fiduciary Trust Co | 0.00% | 566,343 | $1,699,029 | $2,180,421 | +$481,392 | +28.33% | |
| Prudential Financial Inc | 0.00% | 563,748 | $1,691,244 | $2,170,430 | +$479,186 | +28.33% | |
| Robeco Institutional Asset Management B.V. | 0.00% | 534,077 | $1,602,231 | $2,056,196 | +$453,965 | +28.33% | |
| Empowered Funds, Llc | 0.01% | 523,254 | $1,569,762 | $2,014,528 | +$444,766 | +28.33% | |
| Victory Capital Management Inc | 0.00% | 522,351 | $1,567,053 | $2,011,051 | +$443,998 | +28.33% | |
| Independent Financial Group, Llc | 0.02% | 264,900 | $1,409,100 | $1,019,865 | -$389,235 | -27.62% | |
| Stifel Financial Corp | 0.00% | 442,665 | $1,327,997 | $1,704,260 | +$376,263 | +28.33% | |
| Vanguard Global Advisers, Llc | 0.00% | 424,733 | $1,274,199 | $1,635,222 | +$361,023 | +28.33% | |
| Sei Investments Co | 0.00% | 419,220 | $1,257,685 | $1,613,997 | +$356,312 | +28.33% | |
| Ubs Group Ag | 0.00% | 419,096 | $1,257,288 | $1,613,520 | +$356,232 | +28.33% | |
| North Star Investment Management Corp. | 0.08% | 415,325 | $1,245,975 | $1,599,001 | +$353,026 | +28.33% | |
| Universal- Beteiligungs- Und Servicegesellschaft Mbh | 0.00% | 352,900 | $1,058,700 | $1,358,665 | +$299,965 | +28.33% | |
| Envestnet Asset Management Inc | 0.00% | 325,700 | $977,101 | $1,253,945 | +$276,844 | +28.33% | |
| Arrowstreet Capital, Limited Partnership | 0.00% | 288,558 | $865,674 | $1,110,948 | +$245,274 | +28.33% | |
| Qube Research & Technologies Ltd | 0.00% | 288,021 | $864,063 | $1,108,881 | +$244,818 | +28.33% | |
| Pacific Ridge Capital Partners, Llc | 0.16% | 251,171 | $753,513 | $967,008 | +$213,495 | +28.33% | |
| Russell Investments Group, Ltd. | 0.00% | 221,801 | $665,403 | $853,934 | +$188,531 | +28.33% | |
| Invesco Ltd. | 0.00% | 212,542 | $637,626 | $818,287 | +$180,661 | +28.33% | |
| Nuveen, Llc | 0.00% | 209,666 | $628,998 | $807,214 | +$178,216 | +28.33% | |
| Assenagon Asset Management S.A. | 0.00% | 193,179 | $579,537 | $743,739 | +$164,202 | +28.33% | |
| Lpl Financial Llc | 0.00% | 174,093 | $522,279 | $670,258 | +$147,979 | +28.33% | |
| Indivisible Partners | 0.04% | 163,303 | $489,910 | $628,717 | +$138,807 | +28.33% | |
| Advyzon Investment Management, Llc | 0.04% | 155,358 | $466,075 | $598,128 | +$132,053 | +28.33% | |
| Millennium Management Llc | 0.00% | 153,267 | $459,801 | $590,078 | +$130,277 | +28.33% | |
| Gamco Investors, Inc. Et Al | 0.00% | 150,047 | $450,141 | $577,681 | +$127,540 | +28.33% | |
| Nomura Asset Management International Inc. | 0.00% | 146,000 | $438,000 | $562,100 | +$124,100 | +28.33% | |
| Susquehanna Portfolio Strategies, Llc | 0.01% | 138,567 | $415,701 | $533,483 | +$117,782 | +28.33% |
Frequently asked questions about ACCO
Who owns the most ACCO stock?
The largest holders of ACCO are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for ACCO BRANDS CORP (ACCO).
Is ACCO widely held by superinvestors?
Many widely followed stocks like ACCO appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly ACCO is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.