Merger activity / Percent
HSR Second Request rate
Second Request investigations as a share of adjusted HSR transactions.- Rows
- 10
- Fiscal year
- 1
- Coverage
- 2016-2025
Selected lens
HSR volume and Second Request rateExact same-period joins between paired measures, kept separate from single-series benchmarks.- Visible frame
- Loading Preparing bounded observation records
- Selected record
- Pending Available when observation records load
- Association
- Pending Computed after the bounded frame loads
- Evidence route
- Loading Resolving source custody
Figure lens
Second Request rate / RelationshipExact same-period joins between paired measures, kept separate from single-series benchmarks.- Visible frame
- Loading Preparing bounded observation records
- Selected record
- Pending Available when observation records load
- Benchmark
- Pending Computed after the bounded frame loads
- Reuse route
- JSON / CSV same bounded query state
Loading observation datasetPreparing the bounded Second Request rate series.
Pairing boundaryHSR transactions are federal premerger notifications, not a census of every U.S. merger. Second Requests are review-stage counts, not findings that a transaction was anticompetitive. The relationship does not show that filing volume causes review intensity.
Method noteAntitrust RadarSource-backed competition figure
Open interactive view