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Home/Insiders/ARCH Venture Partners XII, LLC

ARCH Venture Partners XII, LLC

Insider

Insider
Total trades
12
Bought (open market)
$94.8M
Sold (open market)
$0
Tickers traded
3

12-month activity

Monthly buy vs sell totals from ARCH Venture Partners XII, LLC's Form 4 filings.

BuysSellsFilings with no price (gifts, grants)
Show data table
MonthBuysSellsFilings
October 2025$5M$01
November 2025$0$02
December 2025$0$00
January 2026$0$00
February 2026$0$00
March 2026$0$00
April 2026$0$00
May 2026$19.8M$03
June 2026$0$00
July 2026$0$00
August 2026$0$00
September 2026$0$00

Recent trades

Most recent Form 4 filings by ARCH Venture Partners XII, LLC.

  • ARCH Venture Partners XII, LLCtraded2,513,686 shares ofSPTXMay 4Details
  • ARCH Venture Partners XII, LLCtraded2,681,265 shares ofSPTXMay 4Details
  • ARCH Venture Partners XII, LLCbought1,100,000 shares ofSPTXat $18$19.8MMay 4Details
  • ARCH Venture Partners XII, LLCtraded

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
18,503,128 shares of
MTSR
Nov 13, 2025 · filed Nov 14, 2025Details
  • ARCH Venture Partners XII, LLCtraded8,313,680 shares ofMTSRNov 13, 2025 · filed Nov 14, 2025Details
  • ARCH Venture Partners XII, LLCbought1,915,700 shares ofNMRAat $2.61$5MOct 27, 2025 · filed Oct 29, 2025Details
  • ARCH Venture Partners XII, LLCbought3,030,300 shares ofPRMEat $3.3$10MAug 1, 2025Details
  • ARCH Venture Partners XII, LLCtraded16,006,949 shares ofMTSRFeb 3, 2025Details
  • ARCH Venture Partners XII, LLCtraded7,523,682 shares ofMTSRFeb 3, 2025Details
  • ARCH Venture Partners XII, LLCbought1,432,224 shares ofMTSRat $18$25.8MFeb 3, 2025Details
  • ARCH Venture Partners XII, LLCbought789,998 shares ofMTSRat $18$14.2MFeb 3, 2025Details
  • ARCH Venture Partners XII, LLCtraded19,933,333 shares ofMTSRFeb 3, 2025Details
  • ARCH Venture Partners XII, LLCtraded15,000,000 shares ofMTSRFeb 3, 2025Details
  • ARCH Venture Partners XII, LLCtraded2,678,571 shares ofMTSRFeb 3, 2025Details
  • ARCH Venture Partners XII, LLCbought3,200,000 shares ofPRMEat $6.25$20MFeb 15, 2024 · filed Feb 20, 2024Details