Diligence memo · auto-generated · as of July 2, 2026

Boundless Bio, Inc.

Boundless Bio, Inc. looks fair against its niche peers and is at-risk on financing cadence.

WatchOverdue for a raise versus sector cadence — could be a bridge, a down round, or distress. Watch for the next filing.

Businessfiled

Boundless Bio, Inc. operates in Biotechnology, based in San Diego.

No verified homepage on file yet — operating evidence is limited to the public record.

Capital & rounds (filed)filed

Boundless Bio, Inc. has raised $229M in disclosed capital across 3 recorded rounds, aggregated from public filings. Its latest round is modeled as Series D+ (a $100M–$400M round).

Largest single filing: $106M on 2021-04-23.

Most recent recorded round closed around 2023-04-05.

Valuation (modeled)modeled

Provath models Boundless Bio, Inc. at approximately $1.7B (range $453M–$2.6B). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.

Read: Fair. Modeled value is 0.82× the median modeled value of Series D+ Biotechnology companies in 2022–2024 (75 peers) — value vs value, same stage and era. Within the normal band (82% of peer median) for its niche.

Financing rhythm & timingmixed

Historic cadence: a new round about every 28 months.

Last raise 3.2 yr ago; this sector typically re-raises about every 14 months.

Past due for a raise versus sector cadence — watch for distress or a bridge.

The last round was 1.1× smaller than the prior — a bridge or down round.

Comparablesmixed

Capital scale ranks ahead of 97% of Biotechnology peers (4293 compared).

Modeled value ranks above 93% of those peers.

Closest niche peers: Areteia Therapeutics, Inc., GIO World Health Ltd, Crinetics Pharmaceuticals, Inc., 2seventy bio, Inc., Gio World Health (Europe) Sa.

Peoplefiled

16 named people on file across officers, directors and signatories.

Risks & flagsmixed

Overdue for a raise versus sector norm — distress or bridge risk.

No clearly named CEO/founder/principal in the surfaced records — key-person evidence is thin.