Case file · Mar 27, 2026
Sen. Alan Armstrong sold $LDOS
What Happened Next
$LDOS vs the S&P 500 from the trade date. A sale has an edge when the stock lags the market afterwards.
$LDOS · 30 days
−7.3%
S&P 500, same days
+12.8% +20.1 pts edge
$LDOS · 90 days
−35.5%
S&P 500, same days
+16.1% +51.6 pts edge
$LDOS · 180 days
−19.3%
S&P 500, same days
+21.7% +41.0 pts edge
Return
−40%−20%0+20%+40%+60%
The Paper Trail
- $LDOS moved −35.5% in the 90 days after the sale, vs +16.1% for the S&P 500 — a 51.6-point edge
- Disclosed 116 days after the sale — 71 days past the 45-day STOCK Act deadline
- Trade date
- Mar 27, 2026
- Disclosed
- Jul 22, 2026 (116 days)
- Shuffle Score
- 17/100
- Filing
- Not linked
Returns use split- and dividend-adjusted closes. Disclosures report ranges, not exact amounts. A well-timed trade is not evidence of wrongdoing. Methodology · Disclaimer