AMBATechnologyMid-Cap
AMBARELLA INC Insider Trading Activity
Every SEC Form 4 insider transaction reported for AMBARELLA INC (AMBA), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud Research Team · SEC Form 4 & insider trading data analysts
Last updated:
Quick Answer
Are AMBA insiders buying or selling?
AMBARELLA INC insiders reported 1 open-market buys ($1.0M) and 327 sells ($119.3M) across 328 Form 4 filings — a net selling position of $118.3M.
Source: SEC EDGAR Form 4
Key Statistics (as of Jul 2, 2026)
Total Form 4 filings
328
SEC EDGAR
Insider filers
18
Insider buys (1)
$1.0M
Insider sells (327)
$119.3M
Insider sentiment
Net sellingNet insider flow of $118.3M in net selling.
Recent AMBA insider transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jul 2, 2026 | Chi-Hong Ju | Senior VP, Systems & GM | Sale | 10.0K | $88.84 | $888.4K |
| Jul 2, 2026 | Feng-Ming Wang | CEO | Sale | 16.3K | $90.08 | $1.5M |
| Jun 30, 2026 | Christopher B Paisley | Director | Sale | 250 | $62.01 | $15.5K |
| Jun 18, 2026 | John Alexander Young | CFO | Sale | 5.0K | $67.54 | $339.9K |
| Jun 18, 2026 | Chan W Lee | Chief Operations Officer | Sale | 3.0K | $67.87 | $200.3K |
| Jun 18, 2026 | Chi-Hong Ju | Senior VP, Systems & GM | Sale | 2.0K | $67.87 | $136.9K |
| Jun 18, 2026 | Feng-Ming Wang | CEO | Sale | 6.2K | $67.87 | $421.1K |
| Jun 16, 2026 | Yun-Lung Chen | VP, Business Development and | Sale | 9.9K | $67.06 | $660.9K |
| May 29, 2026 | John Alexander Young | CFO | Sale | 400 | $96.00 | $38.4K |
| May 29, 2026 | Feng-Ming Wang | CEO | Sale | 32.5K | $91.01 | $3.0M |
| Apr 22, 2026 | John Alexander Young | CFO | Sale | 2.0K | $60.00 | $118.3K |
| Mar 19, 2026 | John Alexander Young | CFO | Sale | 7.6K | $53.32 | $406.0K |
| Mar 19, 2026 | Chan W Lee | Chief Operations Officer | Sale | 10.4K | $53.25 | $552.2K |
| Mar 19, 2026 | Chi-Hong Ju | Senior VP, Systems & GM, Asia | Sale | 6.9K | $53.20 | $366.2K |
| Mar 19, 2026 | Feng-Ming Wang | CEO | Sale | 27.1K | $53.18 | $1.4M |
| Mar 4, 2026 | Feng-Ming Wang | CEO | Sale | 50.0K | $60.80 | $3.0M |
| Jan 23, 2026 | Chi-Hong Ju | Senior VP, Systems & GM, Asia | Sale | 7.9K | $70.25 | $558.1K |
| Jan 7, 2026 | Chi-Hong Ju | Senior VP, Systems & GM, Asia | Sale | 7.7K | $75.58 | $584.1K |
| Dec 31, 2025 | Chi-Hong Ju | Senior VP, Systems & GM, Asia | Sale | 3.8K | $70.32 | $264.8K |
| Dec 29, 2025 | Christopher B Paisley | Director | Sale | 500 | $72.18 | $36.1K |
| Dec 19, 2025 | John Alexander Young | CFO | Sale | 6.4K | $72.50 | $461.8K |
| Dec 19, 2025 | Chan W Lee | Chief Operations Officer | Sale | 2.4K | $71.82 | $172.8K |
| Dec 19, 2025 | Chi-Hong Ju | Senior VP, Systems & GM, Asia | Sale | 1.3K | $71.82 | $96.4K |
| Dec 19, 2025 | Feng-Ming Wang | CEO | Sale | 5.0K | $71.82 | $355.5K |
| Dec 18, 2025 | Elizabeth M Schwarting | Director | Sale | 624 | $72.38 | $45.2K |
Showing the 25 most recent of 328 Form 4 filings for AMBARELLA INC.
Most active AMBA insiders
- Christopher Day60 filings
- Feng-Ming Wang43 filings
- Leslie Kohn42 filings
- Chi-Hong Ju38 filings
- Chan W Lee26 filings
Ask anything about AMBA insider activity
Use Trabud's AI agent to query AMBARELLA INC's Form 4 history in plain English — "Show me AMBA CEO purchases this year" or compare it against any other ticker.
Open the AI agentAMBA insider trading FAQ
Are AMBARELLA INC insiders buying or selling?
Across 328 SEC Form 4 filings, AMBARELLA INC (AMBA) insiders reported 1 open-market purchases totaling $1.0M and 327 sales totaling $119.3M. That is a net selling position of $118.3M.
How many insiders trade AMBA stock?
18 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for AMBARELLA INC. The most recent filing was accepted on Jul 2, 2026.
Where does Trabud get AMBA insider trading data?
All AMBA insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.
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