INTERNATIONAL BUSINESS MACHS C (IBM): Institutional Ownership
Hedge funds and institutional managers reporting a position in IBM · Information Technology. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
27
13F filers
Aggregate Value
$535.8M
Across holders
Last Price
$271.63
2026-06-26
Sector
Information Technology
GICS
Holder activity6 new8 added13 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 937K | $227.2M | 42.4% | 0.4% | Added | +$13.0M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 360K | $87.3M | 16.3% | 0.0% | Reduced | $-467.1M | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 120K | $29.1M | 5.4% | 0.0% | Reduced | $-45.8M | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 120K | $29.0M | 5.4% | 0.0% | Added | +$24.4M | Q1 2026 |
| Eisler Capital (UK) Ltd. CIK 0001849486 | Hedge Fund | 129K | $28.6M | 5.3% | 0.1% | Added | +$20.4M | Q3 2024 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 106K | $25.6M | 4.8% | 0.1% | Added | +$15.6M | Q1 2026 |
| Rokos Capital Management LLP CIK 0001666335 | Hedge Fund | 81K | $19.6M | 3.7% | 0.1% | Reduced | $-71.9M | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 55K | $13.4M | 2.5% | 0.0% | Added | +$3.1M | Q1 2026 |
| DODGE & COX CIK 0000200217 | Institutional Manager | 47K | $11.3M | 2.1% | 0.0% | Reduced | $-28K | Q1 2026 |
| CAXTON ASSOCIATES LLP CIK 0002051323 | Hedge Fund | 36K | $10.6M | 2.0% | 0.3% | New | — | Q2 2025 |
| Man Group plc CIK 0001637460 | Hedge Fund | 41K | $10.0M | 1.9% | 0.0% | Reduced | $-6.2M | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 33K | $9.9M | 1.8% | 0.1% | New | — | Q4 2025 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 33K | $8.0M | 1.5% | 0.0% | Added | +$1.4M | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 28K | $6.8M | 1.3% | 0.0% | Reduced | $-3.4M | Q1 2026 |
| Fisher Asset Management, LLC CIK 0000850529 | Institutional Manager | 25K | $6.0M | 1.1% | 0.0% | Added | +$1.1M | Q1 2026 |
| GAMCO INVESTORS, INC. ET AL CIK 0000807249 | Institutional Manager | 17K | $4.1M | 0.8% | 0.0% | Reduced | $-228K | Q1 2026 |
| Bridgewater Advisors Inc. CIK 0001600319 | Hedge Fund | 10K | $2.2M | 0.4% | 0.1% | Reduced | $-158K | Q1 2026 |
| Grantham, Mayo, Van Otterloo & Co. LLC CIK 0001352662 | Institutional Manager | 8K | $2.1M | 0.4% | 0.0% | Reduced | $-13.7M | Q1 2026 |
| Ancora Advisors, LLC CIK 0001446114 | Hedge Fund | 7K | $1.7M | 0.3% | 0.0% | Reduced | $-23K | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 4K | $970K | 0.2% | 0.0% | Reduced | $-5.5M | Q1 2026 |
Added
Hedge Fund
$227.2M· 42.4% of total· 0.4% port· 937K sh· +$13.0M QoQ· Q1 2026
Reduced
Hedge Fund
$87.3M· 16.3% of total· 0.0% port· 360K sh· $-467.1M QoQ· Q1 2026
Reduced
Hedge Fund
$29.1M· 5.4% of total· 0.0% port· 120K sh· $-45.8M QoQ· Q1 2026
Added
Hedge Fund
$29.0M· 5.4% of total· 0.0% port· 120K sh· +$24.4M QoQ· Q1 2026
Added
Hedge Fund
$28.6M· 5.3% of total· 0.1% port· 129K sh· +$20.4M QoQ· Q3 2024
Added
Hedge Fund
$25.6M· 4.8% of total· 0.1% port· 106K sh· +$15.6M QoQ· Q1 2026
Reduced
Hedge Fund
$19.6M· 3.7% of total· 0.1% port· 81K sh· $-71.9M QoQ· Q1 2026
Added
Hedge Fund
$13.4M· 2.5% of total· 0.0% port· 55K sh· +$3.1M QoQ· Q1 2026
Reduced
Institutional Manager
$11.3M· 2.1% of total· 0.0% port· 47K sh· $-28K QoQ· Q1 2026
New
Hedge Fund
$10.6M· 2.0% of total· 0.3% port· 36K sh· — QoQ· Q2 2025
Reduced
Hedge Fund
$10.0M· 1.9% of total· 0.0% port· 41K sh· $-6.2M QoQ· Q1 2026
New
Hedge Fund
$9.9M· 1.8% of total· 0.1% port· 33K sh· — QoQ· Q4 2025
Added
Hedge Fund
$8.0M· 1.5% of total· 0.0% port· 33K sh· +$1.4M QoQ· Q1 2026
Reduced
Hedge Fund
$6.8M· 1.3% of total· 0.0% port· 28K sh· $-3.4M QoQ· Q1 2026
Added
Institutional Manager
$6.0M· 1.1% of total· 0.0% port· 25K sh· +$1.1M QoQ· Q1 2026
Reduced
Institutional Manager
$4.1M· 0.8% of total· 0.0% port· 17K sh· $-228K QoQ· Q1 2026
Reduced
Hedge Fund
$2.2M· 0.4% of total· 0.1% port· 10K sh· $-158K QoQ· Q1 2026
Reduced
Institutional Manager
$2.1M· 0.4% of total· 0.0% port· 8K sh· $-13.7M QoQ· Q1 2026
Reduced
Hedge Fund
$1.7M· 0.3% of total· 0.0% port· 7K sh· $-23K QoQ· Q1 2026
Reduced
Hedge Fund
$970K· 0.2% of total· 0.0% port· 4K sh· $-5.5M QoQ· Q1 2026
New
Hedge Fund
$675K· 0.1% of total· 0.0% port· 2K sh· — QoQ· Q3 2025
New
Family Office
$409K· 0.1% of total· 0.0% port· 1K sh· — QoQ· Q2 2025
New
Hedge Fund
$403K· 0.1% of total· 0.0% port· 2K sh· — QoQ· Q2 2024
New
Hedge Fund
$302K· 0.1% of total· 0.0% port· 1K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$255K· 0.0% of total· 0.0% port· 1K sh· $-88K QoQ· Q1 2026
Reduced
Hedge Fund
$242K· 0.0% of total· 0.0% port· 1K sh· $-8.7M QoQ· Q1 2026
Added
Hedge Fund
$57K· 0.0% of total· 0.0% port· 235 sh· +$52K QoQ· Q1 2026
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