SEC Form 4
Tower Semiconductor Ltd (TSEM) insider trading
In the 12 months to Oct 24, 2026, 2 TSEM insiders reported open-market sales of $60.0M across 3 filings; no open-market purchases were filed.
Latest filing · Last 12 months · Source: SEC EDGAR · How we count
- Open-market sales
- $60.0M
- 3 filings · 2 insiders
- Open-market purchases
- $0
- 0 filings
Who traded TSEM, and when
- Sale
TSEM daily close from Oct 24, 2025 to Oct 23, 2026, between $75.77 and $316.85, last $167.56. 3 sale and 0 purchase filings by 2 insiders, marked at their filing dates. Russell Craig Ellwanger, Chief Executive Officer: sold $60.0M across 2 filings, first filed Jul 15, 2026, last Aug 12, 2026. Yoav Chelouche, Director: sold $49.9K across 1 filing, first filed Sep 14, 2026, last Sep 14, 2026.
Largest mark · tap a row for others
Russell Craig Ellwanger · Chief Executive Officer
Sale $45,559,756
181,535 shares
Filed Aug 12, 2026 · traded Aug 10
Close on filing date $260.31
Russell Craig Ellwanger · Chief Executive Officer
Chief Executive Officer
$60.0M soldYoav Chelouche · Director
Director
$49.9K soldHas Tower Semiconductor Ltd's CEO sold stock?
Yes. Russell Craig Ellwanger (CEO) sold 248,499 shares ($60.0M) between Jul 2026 and Aug 2026.
Open-market trades
3 filings in the last 12 months| Insider | Role | Sold | Bought | Filings | Pre-arranged (10b5-1) | Last filed |
|---|---|---|---|---|---|---|
| Russell Craig Ellwanger | Chief Executive Officer | $60.0M | — | 2 | — | |
| Yoav Chelouche | Director | $49.9K | — | 1 | — |
| Filed | Insider | Type | Shares | Value | Held after | Source |
|---|---|---|---|---|---|---|
traded | Yoav Chelouche Director | Sale | 232 ordinary shares | $49.9K | 33,734 | |
traded | Russell Craig Ellwanger Chief Executive Officer | Sale | 181,535 ordinary shares | $45.6M | 529,277 | |
traded | Russell Craig Ellwanger Chief Executive Officer | Sale | 66,964 ordinary shares | $14.4M | 724,515 |
Shares are as filed (ordinary shares or ADS); values are as converted to US$ in the filing.
GET /stocks/filings/vX/form-4?tickers=TSEM&filing_date.gte=2025-10-24&sort=filing_date.desc&limit=500{
"status": "OK",
"results": [
{
"tickers": [
"TSEM"
],
"issuer_cik": "0000928876",
"owner_cik": "0001978611",
"accession_number": "0001976408-26-000839",
"form_type": "4",
"filing_date": "2026-09-14",
"period_of_report": "2026-09-10",
"issuer_name": "TOWER SEMICONDUCTOR LTD",
"issuer_trading_symbol": "TSEM",
"owner_name": "Chelouche Yoav",
"is_director": true,
"is_officer": false,
"is_ten_percent_owner": false,
"is_other": false,
"security_type": "non_derivative",
"record_type": "transaction",
"security_title": "Ordinary Shares",
"transaction_timeliness": "O",
"aff_10b5_one": false,
"transaction_date": "2026-09-10",
"transaction_code": "S",
"equity_swap_involved": false,
"transaction_shares": 232,
"transaction_price_per_share": 215.06,
"transaction_acquired_disposed": "D",
"shares_owned_following_transaction": 33734,
"transaction_value": 49893.92,
"direct_or_indirect": "D",
"footnotes": [
{
"id": "F1",
"description": "The price reported is a weighted average price. These shares were sold in multiple transactions ranging from $215.02 to $215.12. These shares were sold on the Tel Aviv Stock Exchange in New Israeli Shekels (ILS). The exchange rate in effect on the transaction date was 3.023 ILS to $1.000 . The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request"
}
]
},
{
"tickers": [
"TSEM"
],
"issuer_cik": "0000928876",
"owner_cik": "0002129121",
"accession_number": "0001976408-26-000719",
"form_type": "4",
"filing_date": "2026-08-12",
"period_of_report": "2026-08-10",
"issuer_name": "TOWER SEMICONDUCTOR LTD",
"issuer_trading_symbol": "TSEM",
"owner_name": "Ellwanger Russell Craig",
"is_director": false,
"is_officer": true,
"is_ten_percent_owner": false,
"is_other": false,
"officer_title": "Chief Executive Officer",
"security_type": "non_derivative",
"record_type": "transaction",
"security_title": "Ordinary Shares",
"transaction_timeliness": "O",
"aff_10b5_one": false,
"transaction_date": "2026-08-11",
"transaction_code": "S",
"equity_swap_involved": false,
"transaction_shares": 2507,
"transaction_price_per_share": 244.69,
"transaction_acquired_disposed": "D",
"shares_owned_following_transaction": 625447,
"transaction_value": 613437.83,
"direct_or_indirect": "D",
"footnotes": [
{
"id": "F1",
"description": "The sales reported in this Form 4 relate to restricted stock units, each of which represents a contingent right to receive one share of ordinary stock of Tower Semiconductor Ltd. (the \"Company\"), that the Reporting Person was granted more than 3 years ago, hence all has become fully vested; the sale was effected pursuant to a pre-arranged, pre-scheduled order instruction established by the Reporting Person on March 12, 2026, when the reporting Person was not in possession of material non-public information."
},
{
"id": "F20",
"description": "The price reported is a weighted average price. These shares were sold in multiple transactions ranging from $244.26 to $245.26. These shares were sold on the Tel Aviv Stock Exchange in New Israeli Shekels (ILS). The exchange rate in effect on the transaction date was 3.005 ILS to $1.000 . The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request"
}
]
}
]
}
// trimmed to 2 resultsThe response includes every Form 4 record; this page keeps open-market purchases and sales on common stock and removes duplicate joint-filer rows.
Other insider activity (not market trades) · 10 records
- Grants and awards10 records
Reported on Form 4 but not purchases or sales in the market, so not counted in the totals above.
Build this yourself
This page joins two Massive endpoints: Form 4 filings and daily prices. Ask an agent to watch for new filings:
Using the Massive API (massive.com/docs/llms.txt), check Form 4 filings for TSEM every day with transaction_code=P and tell me when an insider files an open-market purchase, with their role, shares, price and the filing link.
How to read this page
- Open-market purchase or sale
- A buy or sell of the company's stock at market price. Grants, option exercises, shares withheld for tax, gifts and employee stock plan purchases are listed separately and not counted.
- Filing date
- Insiders have two business days to report a trade. Totals and the chart use the filing date, when the trade became public.