Microcap Ledger

Tickers · $PRME

Prime Medicine, Inc. $PRME

By Microcap Ledger desk · CIK 0001894562

Facts as of . Built from SEC filings and our own data. Small caps move fast; check the latest filings.

Snapshot

Exchange
Nasdaq Global Market
Sector
Biological Products, (No Diagnostic Substances)
Headquarters
Cambridge, MA
Fiscal year end
December 31
Shares outstanding
181,376,856 [10-Q 2026-08-06]
as of 2026-07-31

Sources: [10-K 2026-03-03]

What the company doesAI summary of filing

Prime Medicine is a clinical-stage biotechnology company developing genetic medicines based on Prime Editing, a gene editing technology that makes targeted modifications to DNA without creating double-stranded breaks. The company is advancing a pipeline of programs targeting genetic diseases, including PM359 for chronic granulomatous disease (an ex vivo program in clinical development), PM577 for Wilson Disease (planned IND submission in the first half of 2026), PM647 for alpha-1 antitrypsin deficiency (planned IND submission in mid-2026), and early-stage programs in cystic fibrosis. Prime Medicine generates revenue through milestone payments and royalties from collaborations, including a partnership with Bristol-Myers Squibb valued at over $3.5 billion in potential milestones and funding from the Cystic Fibrosis Foundation. [10-K 2026-03-03]

Segments: PM359 (Chronic Granulomatous Disease, ex vivo), PM577 (Wilson Disease, in vivo), PM647 (Alpha-1 Antitrypsin Deficiency, in vivo), Cystic Fibrosis Program (in vivo)

Financial health

From XBRL company facts (USD)
PeriodRevenueNet incomeOperating cash flowCashFiling
6 months to Jun 2026—−$91.23M −$83.76M$47.45M[10-Q 2026-08-06]
FY ended Dec 2025$4.63M−$201.14M −$162.56M$63.03M[10-K 2026-03-03]
FY ended Dec 2024$2.98M−$195.88M −$122.86M$182.48M[10-K 2026-03-03]
Quarterly cash burn
−$41.88M
Cash runway Estimate
~3.4 months

Estimate: cash at the end of the period (6 months to Jun 2026) divided by the average monthly operating cash outflow over that period. Ignores any cash raised or spent since, and any financing.

Capital structure and dilution

Summary only. How these instruments work: Dilution & financing desk.

Share count
DateShares outstandingFiling
2024-10-31131,160,842[10-Q 2024-11-12]
2025-02-20131,160,842[10-K 2025-02-28]
2025-04-30131,294,454[10-Q 2025-05-08]
2025-07-31134,573,998[10-Q 2025-08-07]
2025-10-31180,510,658[10-Q 2025-11-07]
2026-02-20180,552,179[10-K 2026-03-03]
2026-04-30180,617,451[10-Q 2026-05-07]
2026-07-31181,376,856[10-Q 2026-08-06]
Shelf registration
S-3ASR filed 2025-11-07; declared effective 2026-03-04 [S-3ASR 2025-11-07]

Listing status

Current status: No Form 8-K Item 3.01 (listing notice) filings in the last 24 months, as of 2026-10-11.

More on deficiency notices and uplistings: Listing status desk.

Catalysts and calendar

Recent filings and releases
DateTypeTitle
2026-08-0610-QQuarterly report
2026-08-068-KResults of operations
2026-07-088-KOther events
2026-06-088-KShareholder vote results
2026-05-0710-QQuarterly report
2026-05-078-KResults of operations
2026-04-23DEF 14AProxy statement
2026-04-168-KDirector or officer change
2026-03-0310-KAnnual report
2026-03-038-KResults of operations; Regulation FD disclosure
2026-02-1713G/ABeneficial ownership report (5%+ holder)
2026-01-128-KRegulation FD disclosure

Facts as of . Small caps move fast; check the latest filings.