Updated Jul 16, 2026
Hennessy John L. has filed 4 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $3.95M.

John L. Hennessy is an American computer scientist and university administrator who served as the 10th President of Stanford University from 2000 to 2016 and is a professor emeritus of electrical engineering at Stanford. He co-authored the influential textbook Computer Architecture: A Quantitative Approach (with David A. Patterson) and has held various leadership and advisory roles in technology and higher education. SEC filings list Hennessy as a director of Alphabet Inc., indicating his role on Alphabet's board.
| Role | Insider |
|---|---|
| Notability | 72/100 |
| Links | Wikipedia |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-06 | GOOGL | Alphabet Inc. | A — Grant or award | 1.4K | $0.00 | |
| 2026-06-18 | GOOGL | Alphabet Inc. | A — Grant or award | 1 | $0.00 | |
| 2026-06-18 | GOOGL | Alphabet Inc. | A — Grant or award | 1 | $0.00 | |
| 2026-06-18 | GOOGL | Alphabet Inc. | A — Grant or award | 1 | $0.00 | |
| 2026-06-18 | GOOGL | Alphabet Inc. | A — Grant or award | 0 | $0.00 | |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 158 | $369.66 | $58K |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 130 | $368.92 | $48K |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 44 | $367.27 | $16K |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 68 | $366.34 | $25K |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 119 | $369.69 | $44K |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 145 | $369.04 | $54K |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 35 | $367.09 | $13K |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 51 | $366.01 | $19K |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 45 | $369.89 | $17K |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 177 | $369.21 | $65K |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 33 | $367.66 | $12K |
| 2026-06-18 | GOOGL | Alphabet Inc. | S — Open-market sale | 45 | $366.22 | $16K |
| 2026-05-19 | GOOGL | Alphabet Inc. | S — Open-market sale | 31 | $395.42 | $12K |
| 2026-05-19 | GOOGL | Alphabet Inc. | S — Open-market sale | 32 | $391.20 | $13K |
| 2026-05-19 | GOOGL | Alphabet Inc. | S — Open-market sale | 138 | $393.79 | $54K |
John L. Hennessy is an American computer scientist and university administrator who served as the 10th President of Stanford University from 2000 to 2016 and is a professor emeritus of electrical engineering at Stanford. He co-authored the influential textbook Computer Architecture: A Quantitative Approach (with David A. Patterson) and has held various leadership and advisory r…
4 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 135 open-market sales ($3.95M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Hennessy John L. profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.