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Data as of 2026-09-29
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Seth Moulton: stock trades filed in Congress

Every stock trade Seth Moulton has filed, when each one became public, how long the filing took, and how the buys did against the S&P 500 once anyone could have acted on them.

Key Facts

  • Seth Moulton is a Democrat member of the US House of Representatives for MA.
  • Seth Moulton filed 12 stock trades between 2021-04-12 (12 April 2021) and 2023-09-15 (15 September 2023): 6 buys and 6 sells.
  • The disclosed dollar ranges add up to roughly $1.7M, counting each range at its midpoint.
  • The median trade was filed 28 days after it happened, and 25% of trades were filed after the 45 day deadline.
  • Across 2 scored buys, Seth Moulton averaged -4.6% against the S&P 500 (SPY) over the 90 days after disclosure, with 0% of them ahead of the index. That result is too few trades to draw a conclusion.
  • Data as of 2026-09-23 (23 September 2026).
Trades filed 12 6 buys, 6 sells
Est. volume $1.7M range midpoints
Median days to file 28
Filed late 25% after 45 days
Avg vs S&P, 90d -4.6% 2 scored buys
Beat the S&P 0% 90 days after entry

Would copying Seth Moulton have paid?

prices as of 2026-09-28

The result. Across 2 scored buys, Seth Moulton averaged -4.6% against the S&P 500 (SPY) over the 90 days after disclosure, with 0% of them ahead of the index. That result is too few trades to draw a conclusion.

Average return of Seth Moulton's disclosed buys against the S&P 500 at 30, 90 and 180 days.
Days after entryScored buysAvg vs S&PBeat S&PEntry monthst statisticReading
30 days 2 -7.0% 0% 2 n/a too few trades to draw a conclusion
90 days 2 -4.6% 0% 2 n/a too few trades to draw a conclusion
180 days 2 +0.2% 50% 2 n/a too few trades to draw a conclusion

Each buy is entered on the first trading day after it was filed. One observation counts per stock and entry day. A t statistic near 0 means the average is indistinguishable from luck; above about 2 or below about -2 it is unlikely to be chance.

A return curve needs at least 10 scored buys. Seth Moulton does not have enough yet.

Most traded stocks

  1. ATVI5 trades, $1.1M
  2. D1 trade, $75.0K
  3. AMZN1 trade, $8.0K

Every filed trade

as of 2026-09-23
12 trades.
Stock trades filed by Seth Moulton, newest first. Click a heading to sort.
FiledStockTypeSizeDays to file90 day vs S&P
15 Sep 2023 ATVI sell 50K–100K 28 n/a
15 Sep 2023 ATVI sell 500K–1M 28 n/a
28 Aug 2023 D buy 50K–100K 24 -5.6%
28 Aug 2023 SUCKERZ INC buy 15K–50K 27 n/a
6 Jul 2023 ATVI sell 100K–250K 22 n/a
13 Apr 2023 ATVI sell 50K–100K 208 n/a
12 Apr 2023 ATVI sell 50K–100K 28 n/a
31 Jan 2023 IRIS INVESTMENT HOLDINGS LLC buy 15K–50K 26 n/a
31 Jan 2023 IRIS INVESTMENT HOLDINGS LLC buy 15K–50K 25 n/a
30 Jan 2023 AMZN buy 1K–15K 172 -3.7%
10 Aug 2021 SPENCER STUART MANAGEMENT CONSULTANTS NV sell 100K–250K 164 n/a
12 Apr 2021 OURA HEALTH OY buy 100K–250K 34 n/a

Size is the range Congress reports, not an exact amount. A stock with no ticker in the source is not scored. Sorting reorders the rows shown.

Frequently asked questions

How many stock trades has Seth Moulton filed?

Seth Moulton filed 12 stock trades between 2021-04-12 (12 April 2021) and 2023-09-15 (15 September 2023): 6 buys and 6 sells.

Did Seth Moulton's trades beat the market?

Across 2 scored buys, Seth Moulton averaged -4.6% against the S&P 500 (SPY) over the 90 days after disclosure, with 0% of them ahead of the index. That result is too few trades to draw a conclusion. Returns are measured from the first trading day after each filing, the earliest a follower could act.

How long does Seth Moulton take to file trades?

The median trade was filed 28 days after it happened, and 25% of trades were filed after the 45 day deadline. The STOCK Act gives members 45 days to report a trade, so followers see it after the price has often moved.

Can I copy Seth Moulton's trades?

Only after the filing appears, which means buying later and at a different price than the member paid. This site scores each buy from the day after it was filed. It is information, not investment advice.

Sources: Congressional trades: STOCK Act disclosures, collected from CapitolTrades. Original filings: US House Clerk and Senate Office of Public Records. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-23 (23 September 2026). Latest filing by Seth Moulton: 2023-09-15 (15 September 2023). About these sources.

Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.