Stewart Information Services Corporation (STC) Institutional Ownership

Based on Q1 2026 13F filings, institutional ownership of Stewart Information Services Corporation stands at 89.5%, held across 239 reporting institutions.

BlackRock, Inc. is the largest reported institutional holder of STC, with approximately 5,127,040 shares worth $0.32B as of Q1 2026.

Yes — 2 widely-followed marquee investors appear among the top 25 institutional holders of STC, including MILLENNIUM MANAGEMENT LLC, CITADEL ADVISORS LLC.

Our composite Smart Money Score for STC is 45 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.

36 institutions opened new positions in STC during Q1 2026, while 34 fully exited. 51 added to existing positions and 149 trimmed.

STC institutional ownership fell by 13.34 percentage points quarter-over-quarter, with a net change of +2 holders.

The top 10 institutions account for 64.0% of all reported 13F value in STC, and the top 25 account for 83.5%.

All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.