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IBM insider trading

INTERNATIONAL BUSINESS MACHINES CORP — open-market insider buys and $1M+ sells from SEC Forms 3, 4 and 5.
Insider buys · 24 mo
5
Bought · 24 mo
$913k
Buys · last 90 days
0 · $0
Most recent buy
2026-02-25

Cluster buy detected

3 insiders bought IBM within a short window (2026-01-30→2026-02-25), $417k in total — cluster score 57/100. Members see the buyers, the score breakdown and the chart.

See the cluster

Recent insider filings

FiledInsiderTypeSharesPriceValue
2026-08-28Thomas Robert David
Senior Vice President
Sold25,000$230.32$5.8M
2026-02-25HOWARD MICHELLE Jcluster
Director
Bought50$237.83$12k
2026-02-25Miebach Michaelcluster
Director
Bought434$233.33$101k
2026-01-30FARR DAVID Ncluster
Director
Bought1,000$304.00$304k
2025-03-03Thomas Robert David
Senior Vice President
Sold26,543$253.01$6.7M
2025-02-28FARR DAVID N
Director
Bought1,200$249.00$299k
2024-11-13ZOLLAR ALFRED W
Director
Bought936$210.62$197k

Most active insider buyers

InsiderRoleBuysTotal bought
FARR DAVID NDirector2$603k
ZOLLAR ALFRED WDirector1$197k
Miebach MichaelDirector1$101k
HOWARD MICHELLE JDirector1$12k

See IBM on the chart

Every insider buy and sell for IBM plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.

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Data from the SEC EDGAR ownership filings, refreshed daily. Only open-market purchases (transaction code P) and sales of $1M or more are shown; grants, option exercises and tax withholding are excluded because they run on schedules set years earlier. Not investment advice.