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Traded Oct 16, 2026 · Filed Oct 20, 2026
A major shareholder of Boundless Bio paid $277K out of pocket for Boundless Bio shares.
Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell.
Written by software from the filings listed below · Oct 21, 2026
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Sign up freeopen market purchase
Code P — open-market or private purchase
~$276,553
Shares × reported transaction price
$100K–$500K
+4.2%
Purchase shares ÷ estimated pre-transaction holdings, from the filing
First purchase in 3 months
Confirmed open-market purchases by the same insider in the available history
No
Compared with 22 earlier confirmed purchases
No other insider purchases within 30 days
Distinct insiders at the same issuer with confirmed open-market purchases
Closed at $2.34 on Oct 16, 2026, 123% above its 52-week low and 22% below its high, after an 18% drop over the previous 30 trading days
52-week range $1.05 (Feb 4, 2026) to $3.00 (Aug 21, 2026), 66% of the way up, from 251 adjusted closes. 30 trading days earlier: $2.87 on Sep 3, 2026. Describes the past only, not a forecast
None found in footnotes
Only flagged when a footnote says so; never inferred
| After | Stock | S&P 500 | Difference |
|---|---|---|---|
| 7 days | +2.5% | −0.1% | +2.6% |
Past results only. Not a forecast.
Insider buying
Traded Nov 6 · filed 4 days later
A major shareholder of Boundless Bio paid $4.1K out of pocket for Boundless Bio shares.
Insider buying
Traded Nov 10 · filed the same day
A major shareholder of Boundless Bio paid $598 out of pocket for Boundless Bio shares.
Insider buying
Traded Nov 4 · filed 1 day later
A major shareholder of Boundless Bio paid $1.2K out of pocket for Boundless Bio shares.
TANG KEVIN, 10% owner's past purchases, 90 days after disclosure: 9 buys, median +0.2 pts vs S&P 500, beat it 5 of 9 times. Past results, not a forecast.
Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.