Sean McMaster (Executive branch official) files periodic transaction reports with the Office of Government Ethics. Since August 11, 2025, Sean McMaster has disclosed 4 stock trades worth an estimated $18K–$95K: 0 purchases and 4 sales. The most recent filing, dated September 9, 2026, reported a sale of ASGN ($15,001 - $50,000). Sean McMaster’s most-traded stock is ASGN (4 trades).

Executive branch official

Last updated September 9, 2026

Sean McMaster’s Recent Stock Trades

Sean McMaster’s Most-Traded Stocks (Estimated Portfolio)

Net buys minus sales by ticker, from the value bands Sean McMaster reported. Disclosures give ranges, not exact amounts, and do not show positions held before the first filing, so this is an estimate, not a statement of holdings.

Ticker	Buys	Sales	Bought (range)	Sold (range)	Net (est.)	Status
ASGN	0	4	—	$18K–$95K	−$95K to −$18K	Sold (buy not on record)

All tickers Sean McMaster has traded

• ASGN

News & Market Impact

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FAQ about Sean McMaster’s Trades

What stocks has Sean McMaster traded?

Sean McMaster has disclosed 4 trades on record here. The most-traded tickers are ASGN. The table lists each trade with its amount range and the official filing.

What is in Sean McMaster’s stock portfolio?

Filings report trades in value ranges, not holdings. The estimated portfolio table nets reported purchases against sales by ticker; it is an estimate.

How current is this list?

It updates as new disclosures are filed. Members have up to 45 days to report a trade.

Is this investment advice?

No. This is public disclosure data, shown for information only.