How much did MSI move each index today?
S&P 500: MSI moved +0.46% and contributed +0.0 points against the index's −4.3-point move, offsetting 1% of it, ranking #339 of 490 members by contribution to the move.
XLK: MSI moved +0.46% and contributed +0.00 points against the index's −2.46-point move, offsetting 0% of it, ranking #63 of 72 members by contribution to the move.
MSI closed the 2026-10-12 session at 446.23; that day's move sits in the 65th percentile of its own past year. The stock is 9.2% below its 52-week closing high and +17.1% for the year so far.
MSI in the S&P 500 beyond today
| window | MSI return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | −2.01% | −0.2 pts | +33.3 pts | #451 of 503 |
| 1 month | −4.02% | −0.4 pts | +150.3 pts | #427 of 503 |
| quarter to date | +0.06% | −0.0 pts | +155.7 pts | #377 of 503 |
| year to date | +17.08% | +0.9 pts | +961.7 pts | #127 of 503 |
Who moved with and against MSI today?
On MSI's side of the S&P 500 tape: AAPL (+4.5 pts), META (+3.7 pts), MSFT (+3.2 pts). Pulling the other way: NVDA (−5.2 pts), MU (−3.4 pts), AVGO (−2.4 pts).
Every member's contribution, top to bottom, is on the index dashboards; the day's story is in the market-close note. Machine-readable figures for this stock: /api/stock/MSI, free to cite with attribution.