Case file · Mar 30, 2026
Sen. Alan Armstrong bought $ASML
What Happened Next
$ASML vs the S&P 500 from the trade date. A buy has an edge when the stock beats the market.
$ASML · 30 days
+11.4%
S&P 500, same days
+12.6% −1.2 pts edge
$ASML · 90 days
+50.5%
S&P 500, same days
+17.6% +33.0 pts edge
$ASML · 180 days
+41.1%
S&P 500, same days
+21.9% +19.2 pts edge
Return
0+20%+40%+60%+80%
The Paper Trail
- $ASML moved +50.5% in the 90 days after the buy, vs +17.6% for the S&P 500 — a 33.0-point edge
- 3 days before: MATCH Act bill targets ASML chip-tool exports to China source
- $ASML is a named recipient of CHIPS Act source
- Disclosed 113 days after the buy — 68 days past the 45-day STOCK Act deadline
- Trade date
- Mar 30, 2026
- Disclosed
- Jul 22, 2026 (113 days)
- Shuffle Score
- 19/100
- Filing
- Not linked
Alan Armstrong's History in $ASML
| Date | Type | Amount | Owner |
|---|---|---|---|
| Mar 30, 2026 | Buy | $50,001 - $100,000 | Joint |
| Mar 31, 2026 | Buy | $1,001 - $15,000 | Joint |
Who Else Traded $ASML That Week
Other members of Congress with trades in the same stock within 7 days either side
| Politician | Date | Type | Amount |
|---|---|---|---|
| Jared Moskowitz Dem | Mar 23, 2026 | Buy | $1,001 - $15,000 |
| Jared Moskowitz Dem | Mar 23, 2026 | Buy | $1,001 - $15,000 |
| Jared Moskowitz Dem | Mar 23, 2026 | Buy | $1,001 - $15,000 |
| Michael McCaul Rep | Mar 31, 2026 | Sell | $1,001 - $15,000 |
| Jared Moskowitz Dem | Mar 31, 2026 | Buy | $1,001 - $15,000 |
| Michael McCaul Rep | Apr 6, 2026 | Sell | $1,001 - $15,000 |
Returns use split- and dividend-adjusted closes. Disclosures report ranges, not exact amounts. A well-timed trade is not evidence of wrongdoing. Methodology · Disclaimer