Who holds IBM (INTL BUSINESS MACHINES CORP)?

IBM

INTL BUSINESS MACHINES CORP

Data as of 2026 Q1 (03-31) · 13F snapshot

Summary

INTL BUSINESS MACHINES CORP (IBM) is held by 11 tracked hedge-fund managers, a combined reported value of ~$1.80B; the largest are Ken Griffin, Warren Buffett, Ken Griffin. This quarter: 2 added, 1 trimmed. 20 members of Congress have disclosed STOCK Act trades. Data as of 2026 Q1, from public SEC 13F filings, delayed up to ~45 days.

Attention · HighThis quarter · Quiet

Gurus holding11

Congress trades20

Price$216.28vs quarter-end-10.77%

Sectors2

This quarter's moves

New0

Added2

Trimmed / sold1

Top holderKen Griffin

Ken GriffinCALL—

Value $523.54M— of portfolio2,159,9002026 Q1

Ken GriffinPUT—

Value $297.65M— of portfolio1,228,0002026 Q1

Izzy EnglanderPUT—

Value $180.31M— of portfolio743,9002026 Q1

Izzy EnglanderCALL—

Value $116.74M— of portfolio481,6002026 Q1

Philippe LaffontHold

Value $60.57M0.6% of portfolio440,0972015 Q4

Steven CohenCALL—

Value $48.62M— of portfolio200,6002026 Q1

Steven CohenPUT—

Value $21.65M— of portfolio89,3002026 Q1

Chase ColemanHold

Value $20.56M0.3% of portfolio141,8232015 Q3

Michael Burry—

Value $6.88M— of portfolio50,0002015 Q4

Investor	Period	Value	Shares	% of portfolio	Action
Ken GriffinCALL	2026 Q1	$523.54M	2,159,900	—	—
Ken GriffinPUT	2026 Q1	$297.65M	1,228,000	—	—
Izzy EnglanderPUT	2026 Q1	$180.31M	743,900	—	—
Izzy EnglanderCALL	2026 Q1	$116.74M	481,600	—	—
Philippe Laffont	2015 Q4	$60.57M	440,097	0.6%	Hold
Steven CohenCALL	2026 Q1	$48.62M	200,600	—	—
Steven CohenPUT	2026 Q1	$21.65M	89,300	—	—
Chase Coleman	2015 Q3	$20.56M	141,823	0.3%	Hold
Michael Burry	2015 Q4	$6.88M	50,000	—	—

Insider Trading

Officers · directors · Form 4

Anne Robinson
Senior Vice President
Sell$933.0K
3,254 @ $286.73Traded 2026-07-01Filed 2026-07-02
Anne Robinson
Senior Vice President
Buy
1,412 @ $0.00Traded 2026-07-01Filed 2026-07-02
Anne Robinson
Senior Vice President
Sell$223.9K
781 @ $286.73Traded 2026-07-01Filed 2026-07-02
Anne Robinson
Senior Vice President
Buy
5,883 @ $0.00Traded 2026-07-01Filed 2026-07-02
Marianne Catherine Brown
Director
Buy$91.4K
325 @ $0.00Traded 2026-06-30Filed 2026-07-02
Alfred W Zollar
Director
Buy$91.4K
325 @ $0.00Traded 2026-06-30Filed 2026-07-02
Ramon Laguarta
Director
Buy$91.4K
325 @ $0.00Traded 2026-06-30Filed 2026-07-02
Michelle J Howard
Director
Buy$64.1K
228 @ $0.00Traded 2026-06-30Filed 2026-07-02
David N Farr
Director
Buy$58.8K
209 @ $0.00Traded 2026-06-30Filed 2026-07-02
Alex Gorsky
Director
Buy$107.7K
383 @ $0.00Traded 2026-06-30Filed 2026-07-02
Frederick William Mcnabb III
Director
Buy$91.4K
325 @ $0.00Traded 2026-06-30Filed 2026-07-02
Michael Miebach
Director
Buy$91.4K
325 @ $0.00Traded 2026-06-30Filed 2026-07-02
Martha E Pollack
Director
Buy$58.8K
209 @ $0.00Traded 2026-06-30Filed 2026-07-02
Peter R. Voser
Director
Buy$100.1K
356 @ $0.00Traded 2026-06-30Filed 2026-07-02
Andrew N Liveris
Director
Buy$97.6K
347 @ $0.00Traded 2026-06-30Filed 2026-07-02
Thomas Buberl
Director
Buy$95.9K
341 @ $0.00Traded 2026-06-30Filed 2026-07-02
Nicolas A. Fehring
VP, Controller
Sell
400 @ $0.00Traded 2026-06-04Filed 2026-06-04
Michelle J Howard
Director
Buy$64.0K
264 @ $0.00Traded 2026-03-31Filed 2026-04-01
Martha E Pollack
Director
Buy$58.9K
243 @ $0.00Traded 2026-03-31Filed 2026-04-01
Marianne Catherine Brown
Director
Buy$91.4K
377 @ $0.00Traded 2026-03-31Filed 2026-04-01
Alfred W Zollar
Director
Buy$91.4K
377 @ $0.00Traded 2026-03-31Filed 2026-04-01
Frederick H Waddell
Director
Buy$97.7K
403 @ $0.00Traded 2026-03-31Filed 2026-04-01
Alex Gorsky
Director
Buy$107.6K
444 @ $0.00Traded 2026-03-31Filed 2026-04-01
Ramon Laguarta
Director
Buy$30.5K
126 @ $0.00Traded 2026-03-31Filed 2026-04-01

Insider transactions are public SEC Form 4 disclosures (company officers, directors, 10% owners), for research only — not investment advice.

Data from public SEC 13F & STOCK Act filings, delayed up to ~45 days, partial holdings only — for research, not investment advice.