Market Recap — September 17, 2026
Today's running recap of insider activity, SEC filings, and market-moving news. Updates throughout the trading day.
Last updated Sep 17, 2026, 4:58 PM ET · updates through the trading day
Top Importance Today
Filings and news with the highest AI-ranked importance score.
Aethlon Medical to Merge with North Immunology in $346.5M All-Stock Reverse Merger; $180M PIPE to Fund NOR-101 Bispecific Antibody
Aethlon Medical to Merge with North Immunology in $346.5M All-Stock Reverse Merger; $180M PIPE to Fund NOR-101 Bispecific Antibody
Upexi FY2026: $246M Net Loss, Negative Equity as Solana Bet Sours
Beretta Holding Launches $107.5M Tender Offer for 25% of Ruger at $44.80/Share
Nasdaq Flags Fifth Era Acquisition Corp I for Missing Minimum Total Holders Rule
FDA Approves Ultragenyx Gene Therapy for Sanfilippo Syndrome
Lisata Jumps 17% on Marea Acquisition and $225M Financing
VitaSpring 10-Q: Going Concern Doubt, $2.25M Working Capital Deficit, and Unremediated Material Weakness
BCB Bancorp Upsizes Offering to $85.25M, Projects $126-136M Q3 Loss
Generac Soars 19% on $8B Amazon Data Center Backup Power Deal
RTB Digital Inks 10-Year, $1B Deal With Paradium.AI, Targets $100M Annual Revenue
CID HoldCo Surges 213% on $65M Envoy Acquisition and Debt Cleanup
Largest Open-Market Insider Buys
Form 4 open-market purchases ranked by dollar amount.
Largest Open-Market Insider Sells
Form 4 open-market sales ranked by dollar amount.
Notable 8-Ks and News
Material events and breaking news with importance score 6 or higher.
Aethlon Medical to Merge with North Immunology in $346.5M All-Stock Reverse Merger; $180M PIPE to Fund NOR-101 Bispecific Antibody
Nasdaq Flags Fifth Era Acquisition Corp I for Missing Minimum Total Holders Rule
FDA Approves Ultragenyx Gene Therapy for Sanfilippo Syndrome
Lisata Jumps 17% on Marea Acquisition and $225M Financing
Generac Soars 19% on $8B Amazon Data Center Backup Power Deal
RTB Digital Inks 10-Year, $1B Deal With Paradium.AI, Targets $100M Annual Revenue
CID HoldCo Surges 213% on $65M Envoy Acquisition and Debt Cleanup
Lisata Completes Marea Acquisition and $225M PIPE, Reshaping Ownership
Lisata Acquires Marea Therapeutics with $225M Private Placement
Colony Bankcorp and First Reliance Clear Final Regulatory Hurdle for $163M Merger
Form 144 Notices
Notices that restricted shares may be sold soon — often a precursor to insider selling.
Day boundary: 00:00 ET (America/New_York). Filings accepted late may appear in the next day's recap.