How many institutional investors hold IBM?

3 tracked institutional investors disclosed a position in IBM (INTERNATIONAL BUSINESS MACHINES CORP - US) in their most recent 13F filing.

Who is the largest institutional holder of IBM?

Ken Griffin, Citadel Advisors, holds the largest disclosed position in IBM, valued at $1.9B.

Where does this IBM ownership data come from?

SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.

IBM — INTERNATIONAL BUSINESS MACHINES CORP - US

Name: INTERNATIONAL BUSINESS MACHINES CORP - US (IBM) — Institutional Ownership
Creator: InvestorLens
License: https://www.sec.gov/about/website-policies

Information Technology

For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.

Sourced from SEC EDGAR public filings

Why are billionaires buying IBM?

Built from public SEC filings and public economic data. Not a recommendation.

Confidence

Institutional Conviction

Net accumulation · 1 buying vs 0 selling last quarter

Macro Tailwind

Macro conditions are mixed for this sector

Congressional Activity

4 congressional purchases, 2 sales disclosed in the last 6 months

Why? — Evidence & Confidence ▾

Of 1 tracked investors who changed their IBM position last quarter, 1 bought and 0 sold (100% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 55/100 in a Squeeze regime). 4 congressional purchases, 2 sales disclosed in the last 6 months.

Supporting evidence

+1 tracked investor added or increased positions last quarter (Paul Tudor Jones)
+3 tracked investors reported holding IBM at their latest filing
+Macro Health is 55/100 in a Squeeze regime — historically acceptable for Information Technologysource
+4 congressional purchases disclosed in the last 6 months

Contradicting evidence — always shown

−13F data is disclosed up to 45 days after quarter end — positions may have changed since

Know the limits

· 13F disclosure lag (up to 45 days)
· Tracked investors are a sample, not the whole market
· Sector regime fit is a historical average, not a guarantee

Every InvestorLens score shows its evidence — including what argues against it. Model conviction-v1 · generated 8/20/2026.

About INTERNATIONAL BUSINESS MACHINES CORP - US (IBM)

INTERNATIONAL BUSINESS MACHINES CORP - US (IBM) appears in the most recent 13F filings of 3 tracked institutional investors. INTERNATIONAL BUSINESS MACHINES CORP - US is classified in the Information Technology sector. The largest disclosed position is held by Ken Griffin (Citadel Advisors), valued at $1.9B. Across recent filings, tracked investors recorded 3 new positions, 5 increased, 8 reduced, and 2 exited. All data sourced from SEC 13F filings.

Smart Money Consensus™

Based on recent institutional activity in IBM

/100

Mixed Activity

Added / Increased8

Reduced8

Exited2

BearishBullish

Crowded Trade Score™

How many top investors track IBM

/100

Emerging Interest

3investors

A small number of top investors own this.

UndiscoveredCrowded

151015+

IBM Ownership Composition

How INTERNATIONAL BUSINESS MACHINES CORP - US is held across tracked investor types, based on reported 13F positions.

Dominant Type

Multi-Strategy / Quant

97% of tracked value

Institutions

tracked investors

Total Reported

$2.6B

combined 13F value

Multi-Strategy / Quant96.6%
Macro3.4%

Multi-Strategy / Quant(2)

96.6%

Macro(1)

3.4%

Tracked investors currently reporting IBM

2 tracked investors have since exited this position — listed separately below.

Investor	Firm	Shares	Market value	% of portfolio	As of
Ken Griffin	Citadel Advisors	6.9M	$1.9B	0.22%	Jun 30, 2026
Izzy Englander	Millennium Management	2.1M	$588.2M	0.21%	Jun 30, 2026
Paul Tudor Jones	Tudor Investment Corp	318.2K	$89.5M	0.12%	Jun 30, 2026

Ken GriffinJun 30, 2026
Citadel Advisors
Shares
6.9M
Value
$1.9B
% Portfolio
0.22%
Izzy EnglanderJun 30, 2026
Millennium Management
Shares
2.1M
Value
$588.2M
% Portfolio
0.21%
Paul Tudor JonesJun 30, 2026
Tudor Investment Corp
Shares
318.2K
Value
$89.5M
% Portfolio
0.12%

Previously held IBM

These investors reported IBM in an earlier quarter but not in their most recent 13F. Figures below are their last reported position, not a current holding.

Investor	Firm	Last reported shares	Value then	Last held
Steve Cohen	Point72 Asset Management	13.7K	$3.9M	Sep 30, 2025
Ray Dalio	Bridgewater Associates	2.3K	$403.3K	Jun 30, 2024

Recent activity

Investor	Action	Δ %	Current value	Filing date
Ray Dalio	New	—	$403.3K	Aug 14, 2024
Ray Dalio	Sold	-100.00%	$0	Nov 13, 2024
Steve Cohen	Reduced	-1.19%	$14.6M	Nov 14, 2024
Steve Cohen	Increased	24.77%	$18.2M	Feb 14, 2025
Steve Cohen	Reduced	-73.49%	$5.4M	Jul 21, 2025
Steve Cohen	Reduced	-29.22%	$4.6M	Aug 14, 2025
Steve Cohen	Reduced	-11.61%	$3.9M	Nov 14, 2025
Steve Cohen	Sold	-100.00%	$0	Feb 17, 2026
Paul Tudor Jones	Reduced	-26.06%	$25.2M	Aug 14, 2024
Paul Tudor Jones	Reduced	-1.51%	$31.7M	Nov 14, 2024
Paul Tudor Jones	Increased	105.15%	$64.8M	Feb 14, 2025
Paul Tudor Jones	Reduced	-21.83%	$57.3M	May 15, 2025
Paul Tudor Jones	Increased	60.44%	$108.9M	Aug 14, 2025
Paul Tudor Jones	Increased	13.86%	$118.7M	Dec 9, 2025
Paul Tudor Jones	Reduced	-58.66%	$28.3M	May 15, 2026
Paul Tudor Jones	Increased	172.20%	$89.5M	Aug 14, 2026
Steve Cohen	New	—	$11.6M	Sep 16, 2024
Paul Tudor Jones	New	—	$37.7M	May 15, 2024

Ray Dalio
New
$403.3KAug 14, 2024
Ray Dalio
Sold
$0(-100.00%)Nov 13, 2024
Steve Cohen
Reduced
$14.6M(-1.19%)Nov 14, 2024
Steve Cohen
Increased
$18.2M(24.77%)Feb 14, 2025
Steve Cohen
Reduced
$5.4M(-73.49%)Jul 21, 2025
Steve Cohen
Reduced
$4.6M(-29.22%)Aug 14, 2025
Steve Cohen
Reduced
$3.9M(-11.61%)Nov 14, 2025
Steve Cohen
Sold
$0(-100.00%)Feb 17, 2026
Paul Tudor Jones
Reduced
$25.2M(-26.06%)Aug 14, 2024
Paul Tudor Jones
Reduced
$31.7M(-1.51%)Nov 14, 2024
Paul Tudor Jones
Increased
$64.8M(105.15%)Feb 14, 2025
Paul Tudor Jones
Reduced
$57.3M(-21.83%)May 15, 2025
Paul Tudor Jones
Increased
$108.9M(60.44%)Aug 14, 2025
Paul Tudor Jones
Increased
$118.7M(13.86%)Dec 9, 2025
Paul Tudor Jones
Reduced
$28.3M(-58.66%)May 15, 2026
Paul Tudor Jones
Increased
$89.5M(172.20%)Aug 14, 2026
Steve Cohen
New
$11.6MSep 16, 2024
Paul Tudor Jones
New
$37.7MMay 15, 2024

Frequently asked questions

How many institutional investors hold IBM?: 3 tracked institutional investors disclosed a position in IBM (INTERNATIONAL BUSINESS MACHINES CORP - US) in their most recent 13F filing.
Who is the largest institutional holder of IBM?: Ken Griffin, Citadel Advisors, holds the largest disclosed position in IBM, valued at $1.9B.
Did institutional ownership of IBM increase or decrease?: Across recent 13F filings, tracked investors recorded 3 new positions, 5 increased, 8 reduced, and 2 fully exited IBM.
What sector is IBM in?: INTERNATIONAL BUSINESS MACHINES CORP - US is classified in the Information Technology GICS sector.
Where does this IBM ownership data come from?: SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.