Samsung SDS018260

Largest holderSamsung Electronics22.58%$2.8B National Pensionfiled 2026-04-018.70%$1.1B

Price and institutional trades

1Y 2Y

$160.31+23.9%1Y

DecJanFebMarAprMayJunJulAugSepOctNov

Holders

$2.8B · 2026-10-1622.58%

$2.3B · direct 17.08% · indirect 1.53% · 2026-10-1618.61%

Direct17.08%
Samsung Electronics 5.11% → Samsung SDS 22.58%1.15%
Samsung Life Insurance 19.34% → Samsung Electronics 8.57% → Samsung SDS 22.58%0.37%

$1.7B · direct 9.20% · indirect 4.70% · 2026-10-1613.90%

Direct9.20%
Samsung C&T 22.01% → Samsung SDS 17.08%3.76%
Samsung Electronics 1.80% → Samsung SDS 22.58%0.41%
Samsung C&T 22.01% → Samsung Electronics 5.11% → Samsung SDS 22.58%0.25%
Samsung Life Insurance 10.44% → Samsung Electronics 8.57% → Samsung SDS 22.58%0.20%
Samsung C&T 22.01% → Samsung Life Insurance 19.34% → Samsung Electronics 8.57% → Samsung SDS 22.58%0.08%

$1.3B · direct 8.70% · indirect 1.52% · 2026-04-0110.22%

Companies held by Samsung SDS

Multicampus$74M · 2025-06-0262.40%EMRO., Incorporated$40M · 2026-06-0935.47%

Filings

Filed	Changed	Before → after	Amount	Avg buy price
2026-10-16	2026-10-13	48.97 → 48.90%	−$3.4M	$119.69	Filing
2026-05-04	2026-04-30	0.00 → 8.05%	+$903M	$133.28	Filing
2026-04-01	2026-03-10	9.77 → 8.70%	−$99M	-	Filing
2025-11-19	-	10.02 → 9.97%	−$5.1M	-	Filing
2025-11-12	-	10.02%

Direct8.70%
Samsung C&T 8.19% → Samsung SDS 17.08%1.40%
Samsung C&T 8.19% → Samsung Electronics 5.11% → Samsung SDS 22.58%0.09%
Samsung C&T 8.19% → Samsung Life Insurance 19.34% → Samsung Electronics 8.57% → Samsung SDS 22.58%0.03%

STARTECH AI L.P.$883M · 2026-07-076.54%

STARTECH GEMINI L.P.$204M · 2026-07-071.51%

1 other related parties$4.6M0.04%

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

Indirect-only holders

Lee Seo-hyun$191M · indirect1.54%

Samsung C&T 7.19% → Samsung SDS 17.08%1.23%
Samsung Electronics 0.78% → Samsung SDS 22.58%0.18%
Samsung C&T 7.19% → Samsung Electronics 5.11% → Samsung SDS 22.58%0.08%
Samsung Life Insurance 1.15% → Samsung Electronics 8.57% → Samsung SDS 22.58%0.02%
Samsung C&T 7.19% → Samsung Life Insurance 19.34% → Samsung Electronics 8.57% → Samsung SDS 22.58%0.03%

Lee Boo-jin$183M · indirect1.47%

Samsung C&T 6.45% → Samsung SDS 17.08%1.10%
Samsung Electronics 0.71% → Samsung SDS 22.58%0.16%
Samsung C&T 6.45% → Samsung Electronics 5.11% → Samsung SDS 22.58%0.07%
Samsung Life Insurance 5.76% → Samsung Electronics 8.57% → Samsung SDS 22.58%0.11%
Samsung C&T 6.45% → Samsung Life Insurance 19.34% → Samsung Electronics 8.57% → Samsung SDS 22.58%0.02%

$42M · indirect0.34%

Samsung Electronics 1.49% → Samsung SDS 22.58%0.34%

$33M · indirect0.27%

Samsung C&T 1.23% → Samsung SDS 17.08%0.21%
Samsung C&T 1.23% → Samsung Electronics 5.11% → Samsung SDS 22.58%0.01%
Samsung Life Insurance 2.18% → Samsung Electronics 8.57% → Samsung SDS 22.58%0.04%

$31M · indirect0.25%

Samsung Electronics 1.12% → Samsung SDS 22.58%0.25%

$26M · indirect0.21%

Samsung C&T 0.71% → Samsung SDS 17.08%0.12%
Samsung Life Insurance 4.68% → Samsung Electronics 8.57% → Samsung SDS 22.58%0.09%

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
2026-07-07	2026-07-06	STARTECHAIL.P.	No change	8.05 → 8.05%	−$0	$133.28	Filing

7 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