CoverageForm 410-K10-Q8-K13D13G13F

Simpson Manufacturing Co., Inc.

SSDCIK 0000920371 · Every Form 4 filed by insiders at this issuer. See financials →

Annual report (10-K)

Latest 10-K filed Feb 27, 2026. Sentiment + YoY language diff vs prior year. Read sections →

Signal:Material rewrite
Risk Factors:tone -0.0452Δ-0.001893% similar+30/-30
MD&A:tone -0.0026Δ+0.016642% similar+70/-388

Sentiment via Loughran-McDonald lexicon · YoY diff via Jaccard similarity + paragraph set difference.

Recent 8-K announcements

Per-item disclosure feed. Item 2.02 is the earnings release.

Top insiders

Most active reporters at Simpson Manufacturing Co., Inc.

Showing 11-15 of 23

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Top performers

Insiders ranked by realized 90-day signed return on their open-market trades at Simpson Manufacturing Co., Inc.. Minimum 3 scored trades. Returns are signed - a sale followed by a rally counts against the insider.

#InsiderTradesWin rateAvgMedianBestWorst
1Magstadt Brian J367%+6.1%+12.7%+16.3%-10.7%
2Dankel Roger1963%+0.8%+2.4%+18.1%-21.7%
3Colonias Karen Winifred838%-9.9%-21.2%+19.6%-31.9%
4Andersen Michael540%-7.4%-5.8%+16.6%-27.8%
5Andrasick James S743%-4.8%-3.9%+7.5%-16.7%
6Lutz Jennifer425%-4.2%-5.7%+13.9%-19.3%

All filings

167 Form 4 / 4-A filings, newest first

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Filed Top transactionSharesPriceValue
SSD · Simpson Manufacturing Co., Inc. - insider activity · insiderdelta