How many practice interviews are enough?

Two to three targeted practice interviews show the biggest jump in superday outcomes.

What should practice interviews focus on?

Start with structure and top-line clarity, then add technical depth and pacing.

Investment Banking Superday Performance: Practice Interview Impact (2026)

Aggregate superday outcomes by interview practice volume, plus a structured prep plan and the biggest lift areas we observed across 2026 cohorts in U.S. programs.

What this dataset is

Outcomes below are based on anonymized, aggregated interview practice logs (n=1,140). Use as guidance.

Practice interviews vs superday outcomes

Practice interviews completed	Offer rate after superday	Avg clarity score
0	7%	2.8
1	11%	3.2
2-3	18%	3.7
4+	20%	3.9

What improved most

Top-line clarity within 10 seconds
Cleaner signposting ("thesis, steps, conclusion")
Fewer filler phrases and tighter pacing

Two-week sprint plan

Week 1: two technical practice interviews + three short behavioral reps
Week 2: one mixed interview practice + two case walkthroughs

External references: MIT Career interview resources and Yale SOM career resources.