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IBM International Business Machines Corporation
Insider figures are trailing 90 days, open-market Form 4 only. Institutional figures are the latest reported quarter. These windows are not simultaneous.
-$5.8M net selling - trailing 90 days
0 buyers - 1 unique sellers
Historical context: most recent complete month (2026-08) is the 7th percentile of this ticker's monthly net P/S flow over 23 complete months (limited history). Lower percentiles are more selling; higher are more buying.
Institutional activity: not available - insufficient comparable institutions for the latest complete quarter.
open-market Form 4 only - grants, exercises, tax withholding excluded. ~ derived from SEC-reported shares x price.
Institutional activity: not available - insufficient comparable institutions for the latest complete quarter.
Who is responsible
| Insider | Role | Net activity | Rows |
|---|---|---|---|
| Thomas Robert David | Senior Vice President | -~$5.8M | 1 |
Transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 8/26/2026 | Thomas Robert David | Senior Vice President | S | -25000 | 230.3235 | ~$5.8M |
| 2/25/2026 | Miebach Michael | — | P | 434 | 233.3261 | ~$0.1M |
| 2/25/2026 | HOWARD MICHELLE J | — | P | 50 | 237.8293 | ~$12K |
| 1/30/2026 | FARR DAVID N | — | P | 1000 | 304 | ~$0.3M |
| 3/3/2025 | Thomas Robert David | Senior Vice President | S | -26543 | 253.0098 | ~$6.7M |
| 2/28/2025 | FARR DAVID N | — | P | 1200 | 249 | ~$0.3M |
| 11/13/2024 | ZOLLAR ALFRED W | — | P | 936 | 210.6185 | ~$0.2M |
| 11/8/2024 | LAMOREAUX NICKLE JACLYN | Senior Vice President | S | -3600 | 215.202 | ~$0.8M |