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NYSE · Industrials

KIRBY CORP (KEX)

As-reported financials and SEC filings for KIRBY CORP. The latest annual period is FY2025. The latest reported quarter is Q2 FY2026. Financial statements come straight from the company’s EDGAR filings; valuation figures such as P/E and market cap use market data.

About KIRBY CORP

Kirby Corporation is the largest domestic tank barge operator in the United States, transporting bulk liquid products such as petrochemicals, black oil, refined petroleum products, and agricultural chemicals along the Mississippi River System, Gulf Intracoastal Waterway, and U.S. coasts. The company also provides equipment, parts, and services for power generation systems and rents industrial equipment through its distribution and services segment. Kirby serves customers in marine transportation, power generation, oilfield services, and other industrial markets.

Snapshot

Revenue
$3.36B
Revenue growth (YoY)
3.0%
Net income
$354.6M
Diluted EPS
$6.33
Gross margin
Operating margin
14.8%
Net margin
10.5%
FCF margin
12.1%
ROE
10.5%
net income / fiscal-year-end equity
P/E
21.1×
trailing when available, otherwise FY EPS
Market cap
$7.34B
Long-term debt / equity
0.27×
non-current term debt only

Fundamentals are from SEC filings for FY2025, the latest annual period (ended December 31, 2025). P/E and market cap are derived from stored market prices, last retrieved on a rolling basis and typically within the past week.

What changed at Kirby

  • Revenue grew 3.0% to $3.4B in FY2025, slower than the 5.6% the year before.
  • Operating margin turned positive at 14.8% in FY2025, from a 11.5% operating loss in FY2021.
  • Most recent quarter Q2 FY2026: revenue $922M, up 7.8% from Q2 FY2025.
  • Free cash flow was $406M in FY2025, 12.1% of revenue.
  • Net income rose 23.7% to $355M in FY2025.

Computed from the as-reported figures in the statements below. A change we cannot state from filed figures is left out rather than estimated.

Peer comparison

Where Kirby’s fundamentals sit among the 684 Industrials companies. Each figure is ranked only against peers that report it, from lowest (left) to highest (right).

Operating margin14.8%
77th percentile of 605
Net margin10.5%
76th percentile of 645
FCF margin12.1%
76th percentile of 562
Revenue growth (YoY)+3.0%
45th percentile of 668
ROE10.5%
61st percentile of 600
P/E21.1×
42nd percentile of 434
Long-term debt / equity0.27×
33rd percentile of 409
Short interest2.70d
38th percentile of 676

No reported insider transactions (codes P/S) in the last 90 days. For context, about 15% of companies in the universe saw any reported insider purchase (code P) in the same window. Browse insider activity →

Percentiles describe where a figure sits among sector peers reporting it (100th = highest). They are position within a peer group, not a rating, and not investment advice. Short interest ranking uses days to cover from FINRA Consolidated Short Interest data; FINRA is the owner and source of that data, included at no additional charge.

Institutional ownership

Held by 2 of the superinvestors we track (plus 6 quant / multi-strat books), based on each investor’s most recent 13F; periods vary by investor (newest: Q2 2026).

Conviction investors
2
+6 quant / multi-strat
Initiated / added
5
0 new, 5 added
Reduced / exited
3
3 trimmed, 0 exited
Combined position
$360.6M
reported long value
InvestorAs ofPosition valueSharesChange
AQR Capital ManagementquantQ2 2026$120.2M883.8KAdded
D. E. ShawquantQ2 2026$91.3M671.7KAdded
Citadel AdvisorsquantQ2 2026$46.0M338.0KReduced
Gotham Asset ManagementQ2 2026$27.5M202.0KAdded
Millennium ManagementquantQ2 2026$22.8M167.9KReduced
Two Sigma InvestmentsquantQ2 2026$22.2M163.0KAdded
Point72 Asset ManagementquantQ2 2026$18.9M139.4KAdded
Bridgewater AssociatesQ2 2026$11.7M86.4KReduced

From quarterly Form 13F filings, which can be up to 45 days delayed. Long US-listed positions only: excludes short positions, options, cash, bonds, and non-US holdings, so this is not a manager’s complete portfolio. Counts are of the investors we track, not all institutions. Not investment advice.

Recent insider activity

Non-derivative buys and sells (codes P/S) reported by officers, directors and 10% owners on SEC Form 4.

Buys (90d)
0
code P
Bought (90d)
code P value
Sells (90d)
0
Reported activity
Quiet
by $ value, 90d
Trade dateInsiderTypeSharesPriceValue
2026-05-15
filed 2026-05-18
O'Neil Christian G.President and COOSell11.3K$145.93$1.6M
2026-05-15
filed 2026-05-18
Husted Amy D.Exec VP General Counsel & SecSell4.0K$145.43$582K
2026-05-15
filed 2026-05-18
Woodruff William MatthewVP of Public and Govt AffairsSell678$147.37$100K
2026-05-04
filed 2026-05-06
DRAGG RONALD AVice President and ControllerSell1.7K$145.01$250K

Reported non-derivative purchases and sales (codes P/S) — which may be open-market or private; excludes option exercises, grants, and shares withheld for taxes. Dates shown are the trade date; a Form 4 can be filed days to years later. A sale can be routine (e.g. a pre-set 10b5-1 plan), so read individual transactions in context. From SEC Form 4. Not investment advice.

Short interest

Total shares sold short as of each twice-monthly FINRA settlement. Rising short interest means more investors are positioned against the stock; days to cover estimates how many trading days of average volume that position represents.

Shares short
1.5M
settled 2026-08-14
Change vs prior
+0.9%
vs previous settlement
Days to cover
2.70
at avg daily volume
Avg daily volume
552.0K
FINRA reported
SettlementShares shortChangeDays to cover
2026-08-141.5M+0.9%2.70
2026-07-311.5M-6.7%2.30
2026-07-151.6M+8.5%2.39
2026-06-301.5M+6.8%2.39
2026-06-151.4M+2.7%2.42
2026-05-291.3M-10.3%2.43
2026-05-151.5M+16.2%2.26
2026-04-301.3M-7.8%1.67

Source: FINRA Consolidated Short Interest. FINRA is the owner and source of the FINRA-supplied data, which is included at no additional charge for your own personal or professional use; republishing or redistributing it is not permitted. Settlement dates are shown; FINRA publishes each settlement about nine business days later, so the latest figure can be two to four weeks old. Not presented as a percentage of float. No FINRA endorsement of this product is implied. Not investment advice.

Income statement (as reported)

 FY2025FY2024FY2023FY2022FY2021
Revenue$3.36B$3.27B$3.09B$2.78B$2.25B
Gross profit
Operating income$496.3M$399.1M$335.1M$192.9M$-258.1M
Net income$354.6M$286.7M$222.9M$122.3M$-247.0M
Diluted EPS$6.33$4.91$3.72$2.03$-4.11

Figures as reported to the SEC. Underlined values link to the filing they came from; dotted values are calculated by us from reported figures; “adj” means restated for a stock split (hover to see the figure as filed). Full details: where the numbers come from.

Balance sheet (as reported)

 FY2025FY2024FY2023FY2022FY2021
Cash and equivalents$78.8M$74.4M$32.6M$80.6M$34.8M
Current assets$1.08B$1.07B$1.14B$1.21B$1.00B
Total assets$6.01B$5.85B$5.72B$5.55B$5.40B
Current liabilities$706.5M$734.8M$675.8M$642.2M$543.8M
Long-term debt$911.9M$866.7M$1.01B$1.08B$1.16B
Total liabilities$2.63B$2.50B$2.54B$2.51B$2.51B
Total equity$3.38B$3.35B$3.19B$3.05B$2.89B

Figures as reported to the SEC. Underlined values link to the filing they came from; dotted values are calculated by us from reported figures; “adj” means restated for a stock split (hover to see the figure as filed). Full details: where the numbers come from.

Cash flow (as reported)

 FY2025FY2024FY2023FY2022FY2021
Operating cash flow$670.2M$756.5M$540.2M$294.1M$321.6M
Capital expenditure$264.5M$342.7M$401.7M$172.6M$98.0M
Free cash flow$405.7M$413.8M$138.5M$121.5M$223.6M

Figures as reported to the SEC. Underlined values link to the filing they came from; dotted values are calculated by us from reported figures; “adj” means restated for a stock split (hover to see the figure as filed). Full details: where the numbers come from.

Quarterly trend (as reported)

QuarterRevenueRevenue YoYNet incomeDiluted EPS
Q2 FY2026$922.4M7.8%$89.7M$1.67
Q1 FY2026$844.1M7.4%$81.2M$1.50
Q4 FY2025$851.8M6.2%$91.8M$1.68
Q3 FY2025$871.2M4.8%$92.5M$1.65
Q2 FY2025$855.5M3.8%$94.3M$1.67
Q1 FY2025$785.7M-2.8%$76.0M$1.33
Q4 FY2024$802.3M0.4%$42.8M$0.74
Q3 FY2024$831.1M8.7%$90.0M$1.55

Latest 8 reported quarters, from company XBRL filings on SEC EDGAR.

Company facts

ExchangeNYSE
SectorIndustrials
SIC industryWater Transportation
Latest annual periodFY2025 (ended December 31, 2025)
Latest reported quarterQ2 FY2026 (ended June 30, 2026)
Oldest indexed filing2015
SEC CIK56047

Selected SEC filings

10-Q2026-08-05
View on EDGAR →
10-Q2026-05-08
View on EDGAR →
8-K2026-07-29
View on EDGAR →
8-K2026-04-30
View on EDGAR →
8-K2026-03-30
View on EDGAR →

Largest Industrials peers

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Data sourced from SEC EDGAR. Figures are as-reported and may be unaudited or restated; verify against the source filing before relying on them. Informational only. Not investment advice.