See up to 3 months of GERN. The 7-day demo opens the 1M and 3M ranges and puts GERN on your watchlist.
Start 7-day demoLatest GERN insider trades
Michelle Robertson - OfficerOpen-market sale$19K- V. Bryan Lawlis - DirectorOpen-market purchase$16K
- Robert J. Spiegel - Director
About GERON CORP (GERN)
The SEC lists GERON CORP under CIK 0000886744, in pharmaceutical preparations. It is grouped with Health Care companies on this site.
GERN Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Grant or award | 1 | 6,351 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
GERN insider transactions (Form 4)
2521 Form 4 filings on record, the earliest from Oct 1, 2024, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Robert J. Spiegel - Director | Grant or award | Common Stock | 6,351 | $1.23 footnote F1 | $8K | |
| ||||||
| Robert J. Spiegel | Grant or award | Common Stock | 6,103 | $1.28 footnote F1 | $8K | |
| ||||||
| Robert J. Spiegel | Grant or award | Stock Option (right to buy) | 220,000 | $0.00 | - | |
| Elizabeth G. O'Farrell | Grant or award | Stock Option (right to buy) | 220,000 | $0.00 | - | |
| Susan Molineaux | Grant or award | Stock Option (right to buy) | 220,000 | $0.00 | - | |
 John F. McDonald | Grant or award | Stock Option (right to buy) | 220,000 | $0.00 | - | |
| Dawn Carter Bir | Grant or award | Stock Option (right to buy) | 220,000 | $0.00 | - | |
| Timothy Williams - Officer | Grant or award | Stock Option (Right to Buy) | 2,500,000 | $0.00 | - | |
| Robert J. Spiegel | Grant or award | Common Stock | 5,243 | $1.49 footnote F1 | $8K | |
| ||||||
 Constantine Chinoporos | Grant or award | Stock Option (Right to Buy) | 270,000 | $0.00 | - | |
| Patricia S. Andrews | Grant or award | Stock Option (Right to Buy) | 270,000 | $0.00 | - | |
| Joseph Eid - Officer | Grant or award | Stock Option (Right to Buy) | 2,220,000 | $0.00 | - | |
| Michelle Robertson - Officer | Option exercise | Common Stock | 27,500 | $0.00 | - | |
| Michelle Robertson - Officer | Open-market sale | Common Stock | 9,855 | $1.94 | $19K | |
| Michelle Robertson - Officer | Grant or award | Stock Option (Right to Buy) | 1,660,000 | $0.00 | - | |
| Michelle Robertson - Officer | Option exercise | Restricted Stock Units | 27,500 | $0.00 | - | |
| Ahmed Elnawawi - Officer | Grant or award | Stock Option (right to buy) | 3,000,000 | $0.00 | - | |
| Robert J. Spiegel - Director | Grant or award | Common Stock | 5,702 | $1.37 | $8K | |
| Harout Semerjian - Officer | Grant or award | Stock Option (right to buy) | 7,000,000 | $0.00 | - | |
| Harout Semerjian - Officer | Grant or award | Stock Option (right to buy) | 4,000,000 | $0.00 | - | |
| Robert J. Spiegel - Director | Grant or award | Common Stock | 5,540 | $1.41 | $8K | |
| V. Bryan Lawlis - Director | Grant or award | Stock Option (right to buy) | 180,000 | $0.00 | - | |
| V. Bryan Lawlis - Director | Open-market purchase | Common Stock | 13,300 | $1.18 | $16K | |
| Joseph Eid - Officer | Grant or award | Stock Option (right to buy) | 2,500,000 | $0.00 | - | |
| Robert J. Spiegel | Grant or award | Common Stock | 1,767 | $0.00 | - | |
GERN insider trading FAQ
What is the latest insider trade for GERN?
GERON CORP (GERN) had 1 insider filing in the last 90 days, with the most recent on 2026-10-01. The full record for GERN runs to 21 Form 4 filings, the earliest from 2024-10-01. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying GERN stock?
No insider purchases of GERN were filed in the last 90 days. 1 purchase is on record for this company.
How many insiders are selling GERN stock?
No insider sales of GERN were filed in the last 90 days. 1 sale is on record for this company.
Where can I see GERN SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects GERN Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Robert J. Spiegel view on EDGAR
- - Robert J. Spiegel view on EDGAR
- - Robert J. Spiegel view on EDGAR
- - Elizabeth G. O'Farrell view on EDGAR
- - Susan Molineaux view on EDGAR
- - John F. McDonald view on EDGAR
- - Dawn Carter Bir view on EDGAR
- - Timothy Williams view on EDGAR
- - Robert J. Spiegel view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Health Care
- Where GERN's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
Follow GERN with a 7-day demo
- GERN on your watchlist
- Every GERN Form 4 filing on record
- Up to 3 months of GERN price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive
