Allurion Technologies Inc. (ALUR) Institutional Ownership

Based on Q1 2026 13F filings, institutional ownership of Allurion Technologies Inc. stands at 0.0%, held across 1 reporting institutions.

HARBOUR INVESTMENTS, INC. is the largest reported institutional holder of ALUR, with approximately 2 shares worth $0.00B as of Q1 2026.

No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of ALUR.

Our composite Smart Money Score for ALUR is 4 out of 100 (Heavy Distribution). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.

0 institutions opened new positions in ALUR during Q1 2026, while 26 fully exited. 0 added to existing positions and 1 trimmed.

ALUR institutional ownership fell by 152.84 percentage points quarter-over-quarter, with a net change of -26 holders.

The top 10 institutions account for 100.0% of all reported 13F value in ALUR, and the top 25 account for 100.0%.

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.