Market Recap — September 15, 2026

Recap of insider activity, SEC filings, and market-moving news for September 15, 2026.

Last generated Sep 17, 2026, 4:58 PM ET

Top Importance Today

Filings and news with the highest AI-ranked importance score.

Brookfield Strikes $2.9B Deal for Australia's Reliance Worldwide

ProNEWSBN · Reuters · Score 9

Rallybio's Avenzo Merger Proxy Updated: $215M Financing, $82.2M Net Cash, CFO Transition

ProS-4/ARLYB · Score 9

AEye Launches New $50M At-The-Market Offering, Potentially Diluting Existing Shareholders by 87%

Pro424B5LIDR · Score 9

Perpetuals.com 20-F: Going Concern, $17.6M Loss, and Material Weakness

Pro20-FPDC · Score 9

Karbon-X 10-K: Going Concern, Material Weakness, and 86% Customer Concentration

Pro10-KKARX · Score 9

Transglobal 10-K: Going Concern, $5.8M Loss, and 536M New Shares

Pro10-KTMGI · Score 9

zSpace Moves to Voluntarily Delist from Nasdaq and Deregister Its Common Stock

Pro8-KZSPC · Score 9

Nasdaq Flags XMax for Discounted Share Issuances

Pro8-KXMAX · Score 9

Flag Ship Acquisition Signs $400M Definitive Merger with Bluechip & Co. Holdings

Pro425FSHP · Score 9

Flag Ship Signs $400M Definitive Merger with Bluechip & Co. Holdings

Pro8-KFSHP · Score 9

SPAC Flag Ship Inks $400M Merger With Bluechip, Ending Long Search

ProNEWSFSHP · GlobeNewswire · Score 9

SPX Technologies Acquires FIS Water, Expanding Water Solutions

ProNEWSSPXC · Dow Jones Newswires · Score 9

Largest Open-Market Insider Buys

Form 4 open-market purchases ranked by dollar amount.

Affiliate of 10% Owner Buys $17.2M in Warrants at $2.50 Each

ProSAFX · $17.23M · 1 reporting owner

CEO Abate Buys $384K of Redwood Trust Stock

RWT · $384K · 1 reporting owner

CEO Amir Heshmatpour Buys $174,795 of NTHI Stock in Open Market

NTHI · $175K · 1 reporting owner

Largest Open-Market Insider Sells

Form 4 open-market sales ranked by dollar amount.

ProFrac GDM Sells $60M of Flotek Stock to Cancel Alpine Term Loans

ProFTK · $60.00M · 1 reporting owner

CEO Jeffrey Lorberbaum Sells $8.7M in Mohawk Stock Across Three Family Entities

MHK · $8.72M · 1 reporting owner

CFO Tierney Brian Scott Sells $3.2M of GMRS Stock

GMRS · $3.24M · 1 reporting owner

President & COO Edward Van Horne Sells $3.2M of GMRS Stock

GMRS · $3.20M · 1 reporting owner

Notable 8-Ks and News

Material events and breaking news with importance score 6 or higher.

Brookfield Strikes $2.9B Deal for Australia's Reliance Worldwide

ProBN · Reuters · Score 9

zSpace Moves to Voluntarily Delist from Nasdaq and Deregister Its Common Stock

ProZSPC · Score 9

Nasdaq Flags XMax for Discounted Share Issuances

ProXMAX · Score 9

Flag Ship Signs $400M Definitive Merger with Bluechip & Co. Holdings

ProFSHP · Score 9

SPAC Flag Ship Inks $400M Merger With Bluechip, Ending Long Search

ProFSHP · GlobeNewswire · Score 9

SPX Technologies Acquires FIS Water, Expanding Water Solutions

ProSPXC · Dow Jones Newswires · Score 9

Nasdaq Delists SOBR Safe; Clean World Ventures Merger Likely Off

ProSOBR · Score 9

TXNM and Blackstone Sweeten Merger Terms with $300M Customer Benefits Package

ProTXNM · PR Newswire · Score 9

Algorhythm Closes $23M Renewable Power Plant Developer Acquisition

ProRIME · Dow Jones Newswires · Score 9

5E Advanced Materials to Acquire Searles Valley Minerals Assets in Bankruptcy Sale

ProFEAM · Score 9

Form 144 Notices

Notices that restricted shares may be sold soon — often a precursor to insider selling.

CEO Michael Intrator Files to Sell $16.6M in CoreWeave Shares

CRWV · Form 144

CEO Files to Sell 1M Shares Worth $11.4M

SGLA · Form 144

Day boundary: 00:00 ET (America/New_York). Filings accepted late may appear in the next day's recap.