Hanjoo ART058450

Largest holderP&A investment association21.11%$1.8M

Filed holders55% or more, plus insiders

Price and institutional trades

1Y 2Y

$0.44−86.9%1Y

DecJanFebMarAprMayJunJulAugSepOctNov

Holders

$1.8M · 2026-01-2621.11%New

$361K · 2026-08-0716.20%−7.79pp

$925K · 2024-11-1214.07%

$656K · 2026-02-257.87%+2.45pp

$496K · 2025-05-097.54%

Average cost is the mean purchase price from filings since November 2024. Indirect stakes multiply ownership through listed companies.

Indirect-only holders

$420K · indirect5.04%

Rftech 31.13% → Hanjoo ART 16.20%5.04%

$128K · indirect1.53%

Kyung NAM Pharm 20.34% → Hanjoo ART 7.54%1.53%

$91K · indirect1.09%

14.48% → Hanjoo ART 7.54%

Filings

Filed	Changed	Before → after	Amount	Avg buy price
2026-10-02	2026-09-29	5.07 → 0.00%	−$125K	-	Filing
2026-09-08	2026-09-02	0.00 → 5.07%	+$617K	$2.25	Filing
2026-08-07	2026-08-04	17.70 → 16.20%	−$276K	-	Filing
2026-05-08	-	17.70 → 16.71%	−$190K	-	Filing
2026-04-29	2026-04-10	23.99 → 17.70%

$90K · indirect1.09%

Rftech 6.70% → Hanjoo ART 16.20%1.09%

$90K · indirect1.08%

Kyung NAM Pharm 14.28% → Hanjoo ART 7.54%1.08%

$83K · indirect1.00%

Kyung NAM Pharm 7.55% → Hanjoo ART 7.54%0.57%
Billions 40.05% → Kyung NAM Pharm 14.28% → Hanjoo ART 7.54%0.43%

$57K · indirect0.68%

Osung Advanced Materials 13.46% → Rftech 31.13% → Hanjoo ART 16.20%0.68%

$54K · indirect0.64%

Osung Advanced Materials 12.74% → Rftech 31.13% → Hanjoo ART 16.20%0.64%

$27K · indirect0.33%

Osung Advanced Materials 6.48% → Rftech 31.13% → Hanjoo ART 16.20%0.33%

$24K · indirect0.29%

Osung Advanced Materials 5.82% → Rftech 31.13% → Hanjoo ART 16.20%0.29%

No direct stake in the filings. It may be under 5% or filed before November 2024, so actual holdings may be larger.

Show 1 unchanged reports

Filed	Changed	Holder	Change	Before → after	Amount	Avg buy price
2025-02-12	-			26.29 → 26.29%	-	-	Filing

15 in the last 2 years · amount = quantity × price per trade in the last year (closing price where no price is filed), avg buy price = average of buys in that filing · change dates and prices only where the original filing was fetched

· avg $2.56 (partial)

· avg $5.44 (partial)

RftechInsider report

Not a trade −6.29pp

Not a trade −7.37pp

Not a trade −0.00pp