INTL BUSINESS MACHINES CORP (IBM) Top Institutional Shareholders
INTL BUSINESS MACHINES CORP (IBM) 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 $136.10B in IBM holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of IBM tracked by InsiderSet, reporting ownership valued at approximately $18.80B 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 $22.30B, representing an estimated gain of +18.64% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 56% of the total disclosed IBM value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Capital Management Llc, State Street Corp, and several other long-term asset managers with concentrated positions in INTL BUSINESS MACHINES CORP (IBM).
This page ranks the largest institutional IBM 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
3,427
Total Reported Value
$136.10B
Largest Holder
Blackrock, Inc.
Largest Position
$18.80B
Insider Transactions (90d)
5
Latest Filing Quarter
Q2 2026
New Institutional Positions
12
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.33% | 77,565,953 | $18,801,211,260 | $22,304,865,445 | +$3,503,654,185 | +18.64% | |
| Vanguard Capital Management Llc | 0.37% | 60,845,605 | $14,748,366,196 | $17,496,762,174 | +$2,748,395,978 | +18.64% | |
| State Street Corp | 0.46% | 54,594,493 | $13,233,159,158 | $15,699,192,407 | +$2,466,033,249 | +18.64% | |
| Vanguard Portfolio Management Llc | 0.36% | 27,660,866 | $6,704,717,310 | $7,954,158,627 | +$1,249,441,317 | +18.64% | |
| Geode Capital Management, Llc | 0.35% | 23,076,329 | $5,580,638,888 | $6,635,829,167 | +$1,055,190,279 | +18.91% | |
| Morgan Stanley | 0.29% | 19,630,951 | $4,758,346,855 | $5,645,076,270 | +$886,729,415 | +18.64% | |
| Capital World Investors | 0.56% | 17,062,453 | $4,135,308,934 | $4,906,478,985 | +$771,170,051 | +18.65% | |
| Bank Of America Corp | 0.28% | 16,063,653 | $3,893,668,892 | $4,619,264,057 | +$725,595,165 | +18.64% | |
| Northern Trust Corp | 0.33% | 10,304,788 | $2,497,777,564 | $2,963,244,837 | +$465,467,273 | +18.64% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.38% | 7,568,124 | $1,834,437,577 | $2,176,289,737 | +$341,852,160 | +18.64% | |
| Bank Of New York Mellon Corp | 0.32% | 7,170,703 | $1,738,106,949 | $2,062,007,355 | +$323,900,406 | +18.64% | |
| Goldman Sachs Group Inc | 0.22% | 7,006,456 | $1,698,295,062 | $2,014,776,487 | +$316,481,425 | +18.64% | |
| Storebrand Asset Management As | 0.56% | 12,558,022 | $1,677,144,429 | $3,611,184,806 | +$1,934,040,377 | +115.32% | |
| Legal & General Group Plc | 0.39% | 6,914,053 | $1,675,897,305 | $1,988,205,081 | +$312,307,776 | +18.64% | |
| Charles Schwab Investment Management Inc | 0.25% | 6,739,996 | $1,633,632,201 | $1,938,153,250 | +$304,521,049 | +18.64% | |
| Vanguard Fiduciary Trust Co | 0.33% | 5,263,555 | $1,275,833,097 | $1,513,587,876 | +$237,754,779 | +18.64% | |
| Fmr Llc | 0.07% | 5,245,690 | $1,271,503,008 | $1,508,450,616 | +$236,947,608 | +18.64% | |
| Dimensional Fund Advisors Lp | 0.26% | 5,137,288 | $1,245,140,514 | $1,477,278,537 | +$232,138,023 | +18.64% | |
| Ameriprise Financial Inc | 0.27% | 4,774,984 | $1,157,314,012 | $1,373,094,399 | +$215,780,387 | +18.64% | |
| Amundi | 0.32% | 4,771,223 | $1,156,496,809 | $1,372,012,886 | +$215,516,077 | +18.64% | |
| Wells Fargo & Company/Mn | 0.22% | 4,528,589 | $1,097,684,352 | $1,302,241,053 | +$204,556,701 | +18.64% | |
| Invesco Ltd. | 0.16% | 4,190,144 | $1,015,649,108 | $1,204,917,809 | +$189,268,701 | +18.64% | |
| Ubs Group Ag | 0.17% | 3,937,027 | $954,295,974 | $1,132,131,484 | +$177,835,510 | +18.64% | |
| Royal Bank Of Canada | 0.18% | 3,929,554 | $952,484,000 | $1,129,982,548 | +$177,498,548 | +18.64% | |
| Deutsche Bank Ag\ | 0.29% | 3,563,135 | $863,668,292 | $1,024,615,101 | +$160,946,809 | +18.64% | |
| Nuveen, Llc | 0.22% | 3,358,516 | $814,070,576 | $965,774,861 | +$151,704,285 | +18.64% | |
| First Trust Advisors Lp | 0.58% | 3,330,537 | $807,288,975 | $957,729,220 | +$150,440,245 | +18.64% | |
| Franklin Resources Inc | 0.19% | 3,180,039 | $770,809,536 | $914,452,015 | +$143,642,479 | +18.64% | |
| Victory Capital Management Inc | 0.47% | 3,017,348 | $731,376,981 | $867,668,591 | +$136,291,610 | +18.63% | |
| Swiss National Bank | 0.38% | 2,743,260 | $664,938,791 | $788,851,846 | +$123,913,055 | +18.64% | |
| Raymond James Financial Inc | 0.20% | 2,739,003 | $661,642,302 | $787,627,703 | +$125,985,401 | +19.04% | |
| Stifel Financial Corp | 0.60% | 2,677,248 | $648,955,354 | $769,869,435 | +$120,914,081 | +18.63% | |
| Capital Wealth Planning, Llc | 3.54% | 2,649,879 | $642,304,075 | $761,999,205 | +$119,695,130 | +18.64% | |
| California Public Employees Retirement System | 0.37% | 2,478,266 | $600,706,896 | $712,650,171 | +$111,943,275 | +18.64% | |
| Sumitomo Mitsui Trust Group, Inc. | 0.37% | 2,348,360 | $569,218,980 | $675,294,402 | +$106,075,422 | +18.64% | |
| Barclays Plc | 0.20% | 2,341,254 | $567,496,558 | $673,251,000 | +$105,754,442 | +18.64% | |
| National Pension Service | 0.42% | 2,285,117 | $553,889,510 | $657,108,245 | +$103,218,735 | +18.64% | |
| Mitsubishi Ufj Asset Management Co., Ltd. | 0.37% | 2,250,893 | $545,593,954 | $647,266,791 | +$101,672,837 | +18.64% | |
| Hsbc Holdings Plc | 0.30% | 2,108,392 | $510,676,140 | $606,289,204 | +$95,613,064 | +18.72% | |
| Vanguard Global Advisers, Llc | 0.27% | 2,039,755 | $494,416,214 | $586,551,948 | +$92,135,734 | +18.64% | |
| Lpl Financial Llc | 0.13% | 1,995,991 | $483,808,085 | $573,967,172 | +$90,159,087 | +18.64% | |
| Aqr Capital Management Llc | 0.21% | 1,888,342 | $455,562,543 | $543,011,626 | +$87,449,083 | +19.20% | |
| Citigroup Inc | 0.29% | 1,865,594 | $452,201,209 | $536,470,211 | +$84,269,002 | +18.64% | |
| Alliancebernstein L.P. | 0.14% | 1,473,999 | $436,613,244 | $423,863,152 | -$12,750,092 | -2.92% | |
| Vanguard Asset Management, Ltd | 0.37% | 1,754,192 | $425,198,599 | $504,435,452 | +$79,236,853 | +18.64% | |
| Canada Pension Plan Investment Board | 0.25% | 1,595,760 | $386,796,266 | $458,876,746 | +$72,080,480 | +18.64% | |
| Rhumbline Advisers | 0.32% | 1,564,848 | $379,303,387 | $449,987,691 | +$70,684,304 | +18.64% | |
| California State Teachers Retirement System | 0.36% | 1,421,892 | $344,652,402 | $408,879,264 | +$64,226,862 | +18.64% | |
| Hightower Advisors, Llc | 0.35% | 1,343,133 | $325,593,259 | $386,231,325 | +$60,638,066 | +18.62% | |
| Bnp Paribas Financial Markets | 0.21% | 1,315,979 | $318,980,150 | $378,422,921 | +$59,442,771 | +18.64% |
Frequently asked questions about IBM
Who owns the most IBM stock?
The largest holders of IBM 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 INTL BUSINESS MACHINES CORP (IBM).
Is IBM widely held by superinvestors?
Many widely followed stocks like IBM appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly IBM 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.