International Seaways Inc (NYSE:INSW) — Market Cap & Net Worth

$4.57 Billion USD · Rank #3793

Market Cap & Net Worth: International Seaways Inc (INSW)

International Seaways Inc (NYSE:INSW) has a market capitalization of $4.57 Billion ($4.57 Billion) as of September 21, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #3793 globally and #1323 in its home market, demonstrating a 8.82% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying International Seaways Inc's stock price $111.15 by its total outstanding shares 49504696 (49.50 Million). Also see International Seaways Inc balance sheet assets for a full breakdown of the balance sheet.

International Seaways Inc Market Cap History: 2016 to 2026

International Seaways Inc's market capitalization history from 2016 to 2026. Data shows growth from $481.27 Million to $5.50 Billion (32.71% CAGR). Also see INSW operating cash flow for how efficiently the company converts equity into cash flow.

Index Memberships

International Seaways Inc is a constituent of 1 market index:

Index	Total Market Cap	Weight (%)	Rank by Market Cap
S&P Small-Cap 600 Index SML	$1.61 Trillion	0.11%	#89 of 602

Weight: International Seaways Inc's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

International Seaways Inc Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how International Seaways Inc's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check International Seaways Inc (INSW) stock price for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

2.85x

International Seaways Inc's market cap is 2.85 times its annual revenue

Industry average: 11.29x Lower than industry average

Latest Price to Earnings (P/E) Ratio

7.77x

International Seaways Inc's market cap is 7.77 times its annual earnings

Industry average: 28.33x Lower than industry average

What These Ratios Tell Investors:

Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
Industry comparison provides context for whether the company is valued higher or lower than peers.

Year	Market Cap (USD)	Revenue (USD)	Net Income (USD)	P/S Ratio	P/E Ratio
2016	$481.27 Million	$398.32 Million	-$18.22 Million	1.21x	N/A
2017	$632.79 Million	$290.10 Million	-$106.09 Million	2.18x	N/A
2018	$577.26 Million	$270.36 Million	-$88.94 Million	2.14x	N/A
2019	$1.02 Billion	$366.18 Million	-$830.00K	2.79x	N/A
2020	$566.84 Million	$421.65 Million	-$5.53 Million	1.34x	N/A
2021	$550.22 Million	$272.55 Million	-$133.49 Million	2.02x	N/A
2022	$1.44 Billion	$864.66 Million	$387.89 Million	1.67x	3.72x
2023	$2.06 Billion	$1.07 Billion	$556.45 Million	1.93x	3.71x
2024	$1.78 Billion	$951.61 Million	$416.72 Million	1.87x	4.27x
2025	$2.40 Billion	$843.30 Million	$309.26 Million	2.85x	7.77x

Competitor Companies of INSW by Market Capitalization

Companies near International Seaways Inc in the global market cap rankings as of September 21, 2026. Review International Seaways Inc tangible net worth ratio to assess the quality of the company's equity after excluding intangible assets.

Key companies related to International Seaways Inc by market ranking:

Enbridge Inc (TO:ENB): Ranked #233 globally with a market cap of $107.66 Billion USD ( CA$148.83 Billion CAD).
Williams Companies Inc (NYSE:WMB): Ranked #302 globally with a market cap of $88.12 Billion USD.
Enterprise Products Partners LP (NYSE:EPD): Ranked #328 globally with a market cap of $82.04 Billion USD.
Kinder Morgan Inc (NYSE:KMI): Ranked #420 globally with a market cap of $68.70 Billion USD.

Market capitalization comparison (in billions USD)

Rank	Company	Symbol	Market Cap	Price
#233	Enbridge Inc	TO:ENB	$107.66 Billion	CA$68.14
#302	Williams Companies Inc	NYSE:WMB	$88.12 Billion	$72.05
#328	Enterprise Products Partners LP	NYSE:EPD	$82.04 Billion	$38.89
#420	Kinder Morgan Inc	NYSE:KMI	$68.70 Billion	$31.84

International Seaways Inc Historical Marketcap From 2016 to 2026

Between 2016 and today, International Seaways Inc's market cap moved from $481.27 Million to $ 5.50 Billion, with a yearly change of 32.71%.

Year	Market Cap	Change (%)
2026	$5.50 Billion	+128.94%
2025	$2.40 Billion	+35.09%
2024	$1.78 Billion	-13.83%
2023	$2.06 Billion	+42.93%
2022	$1.44 Billion	+162.53%
2021	$550.22 Million	-2.93%
2020	$566.84 Million	-44.43%
2019	$1.02 Billion	+76.72%
2018	$577.26 Million	-8.78%
2017	$632.79 Million	+31.48%
2016	$481.27 Million	--

End of Day Market Cap According to Different Sources

On Sep 21st, 2026 the market cap of International Seaways Inc was reported to be:

Source	Market Cap
Yahoo Finance	$4.57 Billion USD
MoneyControl	$4.57 Billion USD
MarketWatch	$4.57 Billion USD
marketcap.company	$4.57 Billion USD
Reuters	$4.57 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About International Seaways Inc

NYSE:INSW USA Oil & Gas Midstream

Market Cap

$5.50 Billion

Market Cap Rank

#3793 Global

#1323 in USA

Share Price

$111.15

Change (1 day)

+0.56%

52-Week Range

$43.29 - $111.15

All Time High

$111.15