Statute treatment: CFR § 240

Ranked leading cases interpreting this statute, drawn from 795 citation events across 433 distinct cases.

795citations total

433distinct interpreting cases

75distinct courts

97citations in last 5y

1953–2025year range

Top 20 leading cases

#1 Edgar v. Mite Corp. (1982) scotus 789 own cites 18× in case

#2 Touche Ross & Co. v. Redington (1979) scotus 1,866 own cites 14× in case

#3 Scherk v. Alberto-Culver Co. (1974) scotus 1,601 own cites 10× in case

#4 United States v. O'Hagan (1997) scotus 477 own cites 12× in case

#5 Holmes v. Securities Investor Protection Corporation (1992) scotus 1,439 own cites 8× in case

#6 CTS Corp. v. Dynamics Corp. of America (1987) scotus 473 own cites 11× in case

#7 TSC Industries, Inc. v. Northway, Inc. (1976) scotus 2,439 own cites 6× in case

#8 Ernst & Ernst v. Hochfelder (1976) scotus 3,520 own cites 5× in case

#9 Shearson/American Express Inc. v. McMahon (1987) scotus 1,701 own cites 6× in case

#10 Morrison v. National Australia Bank Ltd. (2010) scotus 1,193 own cites 6× in case

#11 Tellabs, Inc. v. Makor Issues & Rights, Ltd. (2007) scotus 5,843 own cites 4× in case

#12 Chiarella v. United States (1980) scotus 1,084 own cites 6× in case

#13 Janus Capital Group, Inc. v. First Derivative Traders (2011) scotus 388 own cites 8× in case

#14 Piper v. Chris-Craft Industries, Inc. (1977) scotus 704 own cites 6× in case

#15 Dillon v. Berg (1971) ded 47 own cites 16× in case

#16 Affiliated Ute Citizens of Utah v. United States (1972) scotus 1,746 own cites 4× in case

#17 Aaron v. Securities & Exchange Commission (1980) scotus 762 own cites 5× in case

#18 Amgen Inc. v. Connecticut Retirement Plans and Trust Funds (2013) scotus 1,390 own cites 4× in case

#19 Lampf, Pleva, Lipkind, Prupis & Petigrow v. Gilbertson (1991) scotus 1,197 own cites 4× in case

#20 Matrixx Initiatives, Inc. v. Siracusano (2011) scotus 1,033 own cites 4× in case

Ranking method: leading_score = ln(1 + own_citation_count) × √(mentions_in_case) × flag_factor, where flag_factor = 1.0 green · 0.6 unknown · 0.5 neutral · 0.4 yellow · 0.3 procedural · 0 red. Red-flagged cases excluded — their interpretation has been undermined and shouldn't lead the list. Top 20 returned per statute. Open any case for full G Cite, trajectory, and per-circuit treatment.