CHIANG YAO-CHUNG

PrivateCIK: 1859317
Location

TAIPEI, F5

CHIANG YAO-CHUNG purchased 75.0% of their position (300.00 shares) of AINOS, INC. on the open market

Open‑market purchase worth $511.00 — a major conviction buy. The strongest form of insider conviction signal.

P · 2 purchases
InsiderCHIANG YAO-CHUNGCIK 1859317
IssuerAINOS, INC.CIK 1014763
Director
Since Apr 2021
+300.00
Net shares
Net buyer
$511.00
Total acquired
2
Open market trades
2B · 0S
2
Total transactions
300.00 acquired
Non-Derivative Transactions2

Common Stock

Indirect
P · Purchase

Shares

+100.00

Price / share

$1.75

Trade value

$175.00

% of position

25.0%
4/29/2026
400.00500.00

Common Stock

Indirect
P · Purchase

Shares

+200.00

Price / share

$1.68

Trade value

$336.00

% of position

40.0%
4/30/2026
500.00700.00
Total

Net shares

+300.00

Net value

$511.00

Derivative Transactions0
No derivative transactions reported
CHIANG YAO-CHUNG — Insider Transaction (Form 4) Filed May 1, 2026 | Finecho