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Soapstone Management L.P. 13F holdings, Q4 2025

Holdings as of December 31, 2025 · filings on SEC EDGAR · latest filing →

Soapstone Management L.P. disclosed 13 US equity positions worth $135.7m in its Q4 2025 13F filing. The largest position was AGI at 19.8% of the reported book, followed by CSTM and PSA. Against the Q3 2025 filing, it opened 2 new positions, added to 1 and reduced 6 among the top 13 holdings.

← Q3 2025 · Q1 2026 →

What did Soapstone Management L.P. own in Q4 2025? Top 13 positions

#StockSectorWeightValueSharesΔ sharesvs Q3 2025
1 AGI ALAMOS GOLD INC NEW Basic Materials 19.8%$26.8m695,285 124% added
2 CSTM CONSTELLIUM SE Basic Materials 18.8%$25.4m1,350,000 -19% reduced
3 PSA PUBLIC STORAGE OPER CO Real Estate 14.3%$19.5m75,000 0% held
4 CFG CITIZENS FINL GROUP INC Financial Services 9.7%$13.1m225,000 -47% reduced
5 MTN VAIL RESORTS INC Consumer Cyclical 7.8%$10.6m80,000 -4% reduced
6 BALL BALL CORP Consumer Cyclical 7.8%$10.6m200,000 – new
7 AWK AMERICAN WTR WKS CO INC NEW Utilities 7.2%$9.8m75,000 -48% reduced
8 AMZN AMAZON COM INC Consumer Cyclical 7.0%$9.5m41,250 -39% reduced
9 OLN OLIN CORP Basic Materials 2.3%$3.1m150,000 0% held
10 AEM AGNICO EAGLE MINES LTD Basic Materials 1.9%$2.5m15,000 -50% reduced
11 KNF KNIFE RIVER CORP Basic Materials 1.8%$2.4m34,071 – new
12 BLDR BUILDERS FIRSTSOURCE INC Industrials 1.1%$1.5m15,000 0% held
13 NEOG NEOGEN CORP Healthcare 0.5%$699.0k100,000 0% held

Weights are shares of the reported long US equity book (options excluded). Values are as filed, normalised to whole dollars. Share changes compare against the immediately preceding filing only.