SK Inc.

Related company / holding

NET Power Inc.SES AI CorpNET Power Inc.

Insider activity · 24 months0 buys5 salesCumulative net flow

Dec 24 · 0 buys · 4 salesJan 25 · 0 buys · 0 salesFeb 25 · 0 buys · 0 salesMar 25 · 0 buys · 0 salesApr 25 · 0 buys · 0 salesMay 25 · 0 buys · 0 salesJun 25 · 0 buys · 0 salesJul 25 · 0 buys · 1 saleAug 25 · 0 buys · 0 salesSept 25 · 0 buys · 0 salesOct 25 · 0 buys · 0 salesNov 25 · 0 buys · 0 salesDec 25 · 0 buys · 0 salesJan 26 · 0 buys · 0 salesFeb 26 · 0 buys · 0 salesMar 26 · 0 buys · 0 salesApr 26 · 0 buys · 0 salesMay 26 · 0 buys · 0 salesJun 26 · 0 buys · 0 salesJul 26 · 0 buys · 0 salesAug 26 · 0 buys · 0 salesSept 26 · 0 buys · 0 salesOct 26 · 0 buys · 0 salesNov 26 · 0 buys · 0 sales

Total declarations

Companies

▲ Purchases (0 ops.)

—

▼ Sales (43 ops.)

€33.8M

Latest filing published 31 Jul 2025 for NET Power Inc..

Filing timeline

BuySale

SK Inc.

Insider track record

Disclosed buys

Disclosed sells

Signal history

SK Inc.: trading record in brief

SK Inc. has filed trades across 2 companies (mainly through SEC (Form 4)), most often in SES AI Corp and NET Power Inc. The record holds 44 filings, for trades running from 23 May 2024 to 30 July 2025.

Every open-market trade on record is a sale: 43 sales worth €33.8M. 2025 to date brings no purchases and 1 sale.

The record was last updated on 31 July 2025 with a transaction in NET Power Inc. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. Section 16 rules allow two business days to file each Form 4. Selling is not necessarily a view on the stock: liquidity needs and diversification are common motives. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.

Companies and markets linked to SK Inc.

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

NET Power Inc. (US)SES AI Corp (US)

Declarations24 total

●
SK Inc.
Related company / holdingExecutives30 Jul 2025NET Power Inc.
0SEC
26,729,880 sharesClass B Common StockSEC:0001104659-25-072811:0
▼
SK Inc.
Related company / holdingExecutives15 Jul 2025NET Power Inc.
7M USD10SEC
2,500,000 shares@ US$2.61100.0% of flowClass A Common StockSEC:0000950170-25-096435:0
▼
SK Inc.
Related company / holdingExecutives17 Dec 2024SES AI Corp
124,055 USD2SEC
326,460 shares@ US$0.384.7% of flowClass A Common StockSEC:0000950170-24-138459:0
▼
SK Inc.
Related company / holdingExecutives13 Dec 2024SES AI Corp
162,964 USD15SEC
417,857 shares@ US$0.396.2% of flowClass A Common StockSEC:0000950170-24-137420:0
▼
SK Inc.
Related company / holdingExecutives11 Dec 2024SES AI Corp
132,000 USD14SEC
300,000 shares@ US$0.445.0% of flowClass A Common StockSEC:0000950170-24-136205:0
▼
SK Inc.
Related company / holdingExecutives9 Dec 2024SES AI Corp
192,000 USD15SEC
400,000 shares@ US$0.487.2% of flowClass A Common StockSEC:0000950170-24-135378:0
▼
SK Inc.
Related company / holdingExecutives13 Nov 2024SES AI Corp
70,000 USD2SEC
250,000 shares@ US$0.282.6% of flowClass A Common StockSEC:0000950170-24-127590:0
▼
SK Inc.
Related company / holdingExecutives11 Nov 2024SES AI Corp
61,289 USD2SEC
170,248 shares@ US$0.362.3% of flowClass A Common StockSEC:0000950170-24-126331:0
▼
SK Inc.
Related company / holdingExecutives7 Nov 2024SES AI Corp
60,101 USD2SEC
154,105 shares@ US$0.392.2% of flowClass A Common StockSEC:0000950170-24-124473:0
▼
SK Inc.
Related company / holdingExecutives5 Nov 2024SES AI Corp
86,000 USD2SEC
200,000 shares@ US$0.433.1% of flowClass A Common StockSEC:0000950170-24-123361:0
▼
SK Inc.
Related company / holdingExecutives1 Nov 2024SES AI Corp
66,507 USD2SEC
147,794 shares@ US$0.452.4% of flowClass A Common StockSEC:0000950170-24-121483:0
▼
SK Inc.
Related company / holdingExecutives30 Oct 2024SES AI Corp
10,780 USD2SEC
19,250 shares@ US$0.560.4% of flowClass A Common StockSEC:0000950170-24-120076:0
▼
SK Inc.
Related company / holdingExecutives28 Oct 2024SES AI Corp
126,240 USD2SEC
217,655 shares@ US$0.584.7% of flowClass A Common StockSEC:0000950170-24-118998:0
▼
SK Inc.
Related company / holdingExecutives24 Oct 2024SES AI Corp
180,236 USD3SEC
290,703 shares@ US$0.626.6% of flowClass A Common StockSEC:0000950170-24-117733:0
▼
SK Inc.
Related company / holdingExecutives22 Oct 2024SES AI Corp
293,316 USD3SEC
437,785 shares@ US$0.6710.8% of flowClass A Common StockSEC:0000950170-24-117061:0
▼
SK Inc.
Related company / holdingExecutives18 Oct 2024SES AI Corp
244,000 USD15SEC
400,000 shares@ US$0.619.0% of flowClass A Common StockSEC:0000950170-24-116262:0
▼
SK Inc.
Related company / holdingExecutives16 Oct 2024SES AI Corp
240,000 USD15SEC
400,000 shares@ US$0.608.8% of flowClass A Common StockSEC:0000950170-24-115608:0
▼
SK Inc.
Related company / holdingExecutives14 Oct 2024SES AI Corp
248,000 USD15SEC
400,000 shares@ US$0.629.0% of flowClass A Common StockSEC:0000950170-24-115001:0
▼
SK Inc.
Related company / holdingExecutives10 Oct 2024SES AI Corp
114,000 USD14SEC
200,000 shares@ US$0.574.1% of flowClass A Common StockSEC:0000950170-24-114679:0
▼
SK Inc.
Related company / holdingExecutives8 Oct 2024SES AI Corp
42,754 USD14SEC
71,256 shares@ US$0.601.5% of flowClass A Common StockSEC:0000950170-24-114062:0
▼
SK Inc.
Related company / holdingExecutives4 Oct 2024SES AI Corp
61,000 USD14SEC
100,000 shares@ US$0.612.2% of flowClass A Common StockSEC:0000950170-24-113538:0
▼
SK Inc.
Related company / holdingExecutives2 Oct 2024SES AI Corp
146,371 USD15SEC
243,951 shares@ US$0.605.3% of flowClass A Common StockSEC:0000950170-24-112990:0
▼
SK Inc.
Related company / holdingExecutives30 Sept 2024SES AI Corp
49,823 USD14SEC
71,176 shares@ US$0.701.8% of flowClass A Common StockSEC:0000950170-24-111637:0
▼
SK Inc.
Related company / holdingExecutives23 May 2024NET Power Inc.
25M USD10SEC
2,500,000 shares@ US$10.04100.0% of flowClass A Common StockSEC:0001104659-24-065503:0

24 of 24 declarations

SK Inc.

Insider track record

SK Inc.: trading record in brief

Companies and markets linked to SK Inc.

Similar companies

Related executives