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BillionToOne Inc. Class A (BLLN) earnings date & stock reaction

BillionToOne Inc. Class A · Healthcare

BLLN

BillionToOne Inc. Class A earnings is out

Wed, November 4 · after US closeReaction day After the next trading day's close
EPSBeat
$0.32
Est. $0.30+6.7%
Revenue
$123M
Est. $116M
Reaction day
After the next trading day's close
This report
Shown once the stock reacts 
Past reports ↗
  1. 1When
    Wed, 11/4 · after the US closeReported
  2. 2What's expected
    Consensus EPS $0.30 · Revenue $116M
  3. 3Usual reaction
    Avg. next-day move ±17.3% · fell after a beat 2 of 2 times · up 1 of last 4Report history ›
  4. 4The numbers
  5. 5Next-day price
    Live once extended trading opens
  6. 6What they said
    Call summaries are made for featured stocks only
  7. 7Did they deliver
    This company doesn't give quarterly guidance — consensus only
  8. 85 days later
    A week after the report
  9. 9Big holders
    Holdings data is collected for featured stocks only
Next report Thu, January 28 (estimated)Full earnings calendar

BillionToOne Inc. Class A (BLLN) rose the day after earnings in 1 of its last 4 reports (25%), moving ±17.3% on average.

Past earnings reactions4 reports
Up next day
1/4
25%
Fell despite growth
1/4
Good earnings ignored
Price when beating
-22.1%
avg over 2 beats
Price when missing
-10.7%
avg over 1 misses
Avg earnings move
±17.3%
typical swing on earnings
Biggest single move
-38.89%
'26.8 · largest reaction

What to watch

What actually moves this stock?

What really matters here

Key product sales and the company's outlook

In finance terms · Product sales · guidance

Growth · revenueYoY by quarter, latest right

SlowingGrowth slowed from +117% to +64%. This trend alone does not establish the direction of the next price reaction.

+117%
25-12(Sep qtr)
+84%
26-05(Mar qtr)
+64%
26-08(Jun qtr)

What to watch next report

When results drop, skip the EPS number. Check if the growth above holds or accelerates, and whether guidance beats expectations.

How this stock reacts to earnings

Traits seen across its recent earnings reactions

vs Healthcare sector avg (154 peers)
This
-10.2%
Sector
+0.8%
Avg next-day reaction
Fell despite growth1/4

watches Product sales · guidance

Next-day reaction
  • Quarter ended Jun 2026-38.89%
  • Quarter ended Mar 2026+14.13%
  • Quarter ended Dec 2025-10.71%
  • Quarter ended Sep 2025-5.32%

Earnings timeline · bars = next-day move, ▲▼ = beat/miss

Apr–Jun 2026 results
Reported 2026-08-05
Next-day move
-38.89%
After 5 days -35.02%

This report · Bigger drop than usual · Usual earnings move ±17.3%

EPS $0.36

Revenue $109M

YoY vs $67M +64.4%QoQ vs $108M +1.0%

Beat by +124.3% but stock -38.89%
Price around earnings
+0%-39%D-6D-4D-2EarningsD+2D+4D+6-37.3%Reaction -38.9%
Around this report
Ran up +8% into earningsIn the 3 trading days before this report, the stock moved more than usual. A pre-earnings run-up can mean expectations were already priced in, a drop can mean bad news was priced in early. Read the post-earnings reaction with that in mind.

Earnings trend · last 12 quarters

EPS$0.36
'25.12'26.8
Revenue$0.1BYoY +64%
'25.12'26.8

Earnings history and price reaction

BillionToOne Inc. Class A across its last 4 earnings reports: EPS versus consensus, the move on the earnings day, and the cumulative move five trading days later.
Quarter endedReported (ET)vs market expectation (consensus)Earnings dayAfter 5 days
6/20262026-08-05+124.3%†-38.89%-35.02%
3/20262026-05-06—+14.13%+11.29%
12/20252026-03-04-10.6%-10.71%-16.66%
9/20252025-12-09+468.8%†-5.32%-16.04%

4 reports, quarters ending 9/2025 to 6/2026. The earnings-day move is the first trading day that reflects the report; the five-day figure is the cumulative move from that point. Latest report included: 2026-08-05 · How we calculate

Frequently asked questions

When is the next BillionToOne Inc. Class A earnings date?

The next BillionToOne Inc. Class A (BLLN) earnings report is expected Thu, January 28 (estimated). This is an estimate based on past reporting dates, not a confirmed date.