Transaction · 0001878313-26-000077

Guerrero Ramiro

Guerrero Ramiro, DIR, reported an open-market or private purchase at MAIA Biotechnology, Inc. involving 11899.000000 shares for an estimated $16301.63. Reported holdings after the transaction were 600117.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market buySEC transaction code PDIR
MAIAMAIA Biotechnology, Inc.
Filing timeAug 24
Trade dateAug 20, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$1.35
Pre-filing
1mo ago -1.5%1w ago -0.7%1d ago +3.0%
Returns since
7d +6.7%30d +6.7%90d +6.7%180d +6.7%1y +6.7%

MAIA price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
MAIA since 2026-08-24Filed 11 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Buy
Code P
Identifier
0001878313-26-000077
Common Stock
Transaction date
Aug 20, 2026
Filed Aug 24, 2026, 08:09 PM · 4d delay
Shares
11.8k sh
$137 per share
Estimated value
$1.63M
Computed from shares × price
Holdings after
600k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Director Buy Direct Ownership
+24score
Filing-only score

+24

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

No officer title

Officer NoDirector Yes10% NoOther No
Footnotes & amended

No footnotes recorded.

Original filing · 0001878313-26-000077
Related transactions

0 other filings

Same reporting owner
Recent company activity

0 recent txs

MAIA