Corporate & M&A in Boston: lateral monitor

Sartori & Partners data show 95 lateral moves in Corporate & M&A in Boston from November 2025 to October 2026, 3.3% of the practice's moves. On settled windows the count went from 74 to 91 (+23.0%), a change inside the noise of the two counts, so we read it as flat.

Over the three years to October 2026, 235 lawyers moved in Corporate & M&A in Boston, 92 of them partners (39.1%). They joined 60 different firms. 7.7% stepped up a level on the move and 9.4% changed city, against 12.3% and 21.6% across the market over the same three years. 68.3% came from firms with 1,000+ lawyers.

With partners at 29.5% of arrivals, the mix is in line with the market's 27.7%. On settled windows partner moves alone went from 31 to 29 (-6.5%), a change inside the noise of the two counts, so we read it as flat. 12.6% of movers stepped up a level when they changed firm, against 12.9% for the market.

Lateral hires in Corporate & M&A in Boston were spread across 40 firms. Ten firms account for 55.8% of arrivals, against 12.9% across the market: concentrated. DLA Piper ranks first by lateral arrivals, in the 6-10 band.

The practice accounts for 26.0% of all lateral moves in Boston. Over the three years to October 2026, 74.0% of movers came from another firm in Boston itself. A change of city came with 9.5% of moves (market 20.5%).

There were 39 open roles in Corporate & M&A in Boston on law-firm career pages on November 11, 2026.

For a firm planning a hire in Corporate & M&A in Boston, a flat market means candidates are not being pulled by a wave: the case for a move has to come from the platform.

Sartori & Partners data count 1,075 dated deals in Corporate & M&A in Boston in the 12 months to October 2026 and 2,439 over the three years to October 2026.

M&A work is involved in 72.1% of them and Venture & growth in 15.0%.

By client industry, Pharma & Biotech comes first with 22.6%.

Goodwin Procter ranks first among advising firms over the period, in the 401-700 band.

Over the three years to October 2026, Private M&A was involved in 47.7% of moves in Corporate & M&A in Boston, then Venture Capital & Startups with 33.6%.