Zymergen Inc. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Zymergen Inc. (ZY), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are ZY insiders buying or selling?
Zymergen Inc. insiders reported no open-market purchases or sales in the last 12 months. Since November 2021, Trabud has recorded 25 Form 4 filings for ZY: 1 buys ($1.0M) and 24 sells ($927.8K).
Source: SEC EDGAR Form 4
Key Statistics (November 2021 – Oct 5, 2022)
Total Form 4 filings
25
SEC EDGAR
Insider filers
5
Insider buys (1)
$1.0M
Insider sells (24)
$927.8K
Insider sentiment
Net buyingNet insider flow of $72.2K in net buying since November 2021.
Recent ZY insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Oct 5, 2022 | Enakshi Singh | Chief Financial Officer | Sale | 3.8K | $2.80 | $10.6K | SEC ↗ |
| Sep 7, 2022 | Enakshi Singh | Chief Financial Officer | Sale | 3.9K | $2.21 | $8.7K | SEC ↗ |
| Sep 7, 2022 | Mina Kim | Chief Legal Officer | Sale | 3.4K | $2.21 | $7.5K | SEC ↗ |
| Sep 7, 2022 | Zachariah Serber | Chief Science Officer | Sale | 3.3K | $2.21 | $7.2K | SEC ↗ |
| Sep 1, 2022 | Enakshi Singh | Chief Financial Officer | Sale | 15.4K | $2.27 | $34.9K | SEC ↗ |
| Aug 16, 2022 | Zachariah Serber | Chief Science Officer | Sale | 5.4K | $3.91 | $21.3K | SEC ↗ |
| Aug 4, 2022 | Zachariah Serber | Chief Science Officer | Sale | 3.0K | $2.61 | $7.7K | SEC ↗ |
| Aug 4, 2022 | Mina Kim | Chief Legal Officer | Sale | 3.1K | $2.61 | $8.1K | SEC ↗ |
| Jul 7, 2022 | Zachariah Serber | Chief Science Officer | Sale | 2.8K | $1.32 | $3.7K | SEC ↗ |
| Jul 7, 2022 | Mina Kim | Chief Legal Officer | Sale | 2.9K | $1.32 | $3.9K | SEC ↗ |
| Jun 6, 2022 | Mina Kim | Chief Legal Officer | Sale | 2.9K | $1.68 | $4.9K | SEC ↗ |
| Jun 6, 2022 | Zachariah Serber | Chief Science Officer | Sale | 2.8K | $1.68 | $4.7K | SEC ↗ |
| May 4, 2022 | Zachariah Serber | Chief Science Officer | Sale | 3.1K | $1.79 | $5.5K | SEC ↗ |
| May 4, 2022 | Mina Kim | Chief Legal Officer | Sale | 3.2K | $1.79 | $5.7K | SEC ↗ |
| Apr 5, 2022 | Aaron Kimball | Chief Technology Officer | Sale | 32.6K | $2.87 | $93.6K | SEC ↗ |
| Mar 3, 2022 | Aaron Kimball | Chief Technology Officer | Sale | 25.0K | $3.81 | $95.3K | SEC ↗ |
| Mar 1, 2022 | Zachariah Serber | Chief Science Officer | Sale | 9.4K | $3.92 | $37.0K | SEC ↗ |
| Feb 24, 2022 | Zachariah Serber | Chief Science Officer | Sale | 1.4K | $3.91 | $5.6K | SEC ↗ |
| Feb 16, 2022 | Zachariah Serber | Chief Science Officer | Sale | 5.4K | $4.00 | $21.7K | SEC ↗ |
| Feb 9, 2022 | Zachariah Serber | Chief Science Officer | Sale | 5.4K | $4.33 | $23.5K | SEC ↗ |
| Feb 3, 2022 | Aaron Kimball | Chief Technology Officer | Sale | 25.0K | $5.06 | $126.6K | SEC ↗ |
| Feb 2, 2022 | Zachariah Serber | Chief Science Officer | Sale | 5.4K | $5.03 | $27.4K | SEC ↗ |
| Jan 26, 2022 | Zachariah Serber | Chief Science Officer | Sale | 21.7K | $4.76 | $103.4K | SEC ↗ |
| Jan 20, 2022 | Aaron Kimball | Chief Technology Officer | Sale | 50.0K | $5.18 | $259.1K | SEC ↗ |
| Nov 19, 2021 | Jay T Flatley | Chairman and Acting CEO | Purchase | 100.0K | $10.00 | $1.0M | SEC ↗ |
Showing the 25 most recent of 25 Form 4 filings for Zymergen Inc..
Most active ZY insiders
- Zachariah Serber12 filings
- Mina Kim5 filings
- Aaron Kimball4 filings
- Enakshi Singh3 filings
- Jay T Flatley1 filing
Ask anything about ZY insider activity
Use Trabud's AI agent to query Zymergen Inc.'s Form 4 history in plain English — "Show me ZY CEO purchases this year" or compare it against any other ticker.
Open the AI agentZY insider trading FAQ
Are Zymergen Inc. insiders buying or selling?
Zymergen Inc. insiders reported no open-market purchases or sales in the last 12 months. Since November 2021, Trabud has recorded 25 Form 4 filings for ZY: 1 buys ($1.0M) and 24 sells ($927.8K). Over the full record that is net buying of $72.2K.
How many insiders trade ZY stock?
5 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Zymergen Inc.. The most recent filing was accepted on Oct 5, 2022.
Where does Trabud get ZY insider trading data?
All ZY 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.