Do BOAT and DOCK hold the same stocks?

By their latest filings, 5% of their books are the same securities at the same weight, which is mostly different names. Overlap is the sum of the smaller weight of every security they share.

Which is more different from the S&P 500, BOAT or DOCK?

BOAT has 0% of its weight in S&P 500 names and DOCK has 53%, so BOAT differs more from the index.

Which is cheaper, BOAT or DOCK?

BOAT charges 0.69% a year and DOCK charges 0.35%, so DOCK is cheaper. Fees come from each fund's prospectus.

Share on X Download as PDF Open live

BOAT vs DOCK: which is really different?

BOAT and DOCK hold 5% of their weight in the same names. SonicShares Global Shipping ETF and Corgi Ports, Rail & Freight ETF.

0.0%

BOAT in the S&P 500

52.8%

DOCK in the S&P 500

+78.0%

BOAT total return, 1 year

−4.1%

DOCK total return, since launch

BOAT · 1 year to Sep 30, 2026100% of its weight is outside the S&P 500

0% of BOAT's weight is in S&P 500 companies and 100% is outside the index

DOCK · 3 months to Sep 30, 202647% of its weight is outside the S&P 500

53% of DOCK's weight is in S&P 500 companies and 47% is outside the index

ETFIQ Off-Index Score · BOAT scores higherHow much of it is not the index it is sold as an alternative to?

BOAT 92

DOCK 58.7

0.1, the lowest in this set92.0, the highest

A percentile among the 375 thematic ETFs with a holdings filing. It is a position in a set, not a rating, and neither end of it is a recommendation. All thematic ETFs ranked by it → How it is computed →

What they hold in common

By the books each fund has filed, BOAT and DOCK hold 5% of their money in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice. Holdings dated Jun 30, 2026 and Sep 30, 2026.

50%

half

5% in common

Positions both hold, largest shared weight first

Holding BOAT DOCK

Matson Inc 4.38% 1.77%

ZIM Integrated Shipping Servic 2.10% 1.23%

Global Ship Lease Inc 0.91% 0.78%

Danaos Corp 1.49% 0.74%

Costamare Inc 1.13% 0.46%

Only in BOAT

Frontline PLC 5.43%

HMM Co Ltd 5.05%

Kawasaki Kisen Kaisha Ltd 5.04%

Mitsui OSK Lines Ltd 4.94%

SITC International Holdings Co 4.84%

OOIL 4.81%

AP Moller - Maersk A/S 4.57%

International Seaways Inc 4.16%

Only in DOCK

Union Pacific Corp 8.32%

Canadian National Railway Co 5.17%

CSX Corp 5.09%

Canadian Pacific Kansas City Ltd 4.86%

PACCAR Inc 4.85%

Norfolk Southern Corp 4.72%

Westinghouse Air Brake Technologies Corp 4.62%

FedEx Corp 4.36%

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed.

5% of the two portfolios are the same securities at the same weight.

Performance, window by window

	Total return		vs the S&P 500		vs the Nasdaq-100
Window	BOAT	DOCK	BOAT	DOCK	BOAT	DOCK
3 months	+37.6%	−8.4%	+35.0 pts	−10.9 pts	+35.4 pts	−10.5 pts
6 months	+31.3%	not published	+14.3 pts	not published	+4.5 pts	not published
1 year	+78.0%	not published	+62.3 pts	not published	+54.2 pts	not published
3 years	+143.1%	not published	+58.1 pts	not published	+33.1 pts	not published
Since launch BOAT Aug 2021 · DOCK May 2026	+261.6%	−4.1%	+175.2 pts	−8.5 pts	+153.9 pts	−10.6 pts

BOAT and DOCK over each window. Every figure is an ETFIQ calculation with distributions reinvested. Source: ETFIQ. Open the live comparison on ETFIQ →

On the same fields

BOAT

SonicShares Global Shipping ETF · Holds 51 stocks in shipping, aviation and logistics, 0% of its weight in S&P 500 companies

DOCK

Corgi Ports, Rail & Freight ETF · Holds 46 stocks in shipping, aviation and logistics, 53% of its weight in S&P 500 companies

Issuer SonicShares Corgi

Theme Shipping, aviation and logistics Shipping, aviation and logistics

In the S&P 500 0.0% 52.8%

Active share vs the S&P 500 100.0% 98.8%

In the Nasdaq-100 0.0% 13.0%

Holdings 51 46

Top ten, share of the fund 47.4% 50.1%

Expense ratio 0.69% 0.35%

Fee for the differing part 0.69% 0.35%

Total return, 1 year +78.0% −4.1% (since launch on May 6, 2026)

vs the S&P 500 +62.3 pts −8.5 pts

vs the Nasdaq-100 +54.2 pts −10.6 pts

Below its high −2.9% −12.6%

Net assets $67m $745,665

BOAT and DOCK on the same fields, as of Sep 30, 2026. Source: ETFIQ.

BOAT in plain words

By weight, 0% of BOAT's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 100%. The top ten holdings are 47% of the fund across 51 positions, as filed for Jun 30, 2026. Over the year to Sep 30, 2026 the fund returned +78.0% with distributions reinvested against +15.7% for the S&P 500, so a holder was ahead by 62.2 pts.

DOCK in plain words

By weight, 53% of DOCK's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 99%. The top ten holdings are 50% of the fund across 46 positions, as published by its issuer for Sep 30, 2026. Since it launched on May 6, 2026 the fund returned −4.1% with distributions reinvested against +4.5% for the S&P 500, so a holder was behind by 8.5 pts. It sits 12.6% below its all-time high of Jul 23, 2026.

Questions people ask

Do BOAT and DOCK hold the same stocks?: By their latest filings, 5% of their books are the same securities at the same weight, which is mostly different names. Overlap is the sum of the smaller weight of every security they share.
Which is more different from the S&P 500, BOAT or DOCK?: BOAT has 0% of its weight in S&P 500 names and DOCK has 53%, so BOAT differs more from the index.
Which is cheaper, BOAT or DOCK?: BOAT charges 0.69% a year and DOCK charges 0.35%, so DOCK is cheaper. Fees come from each fund's prospectus.

Other comparisons

BOAT vs HULL BOAT vs JETS BOAT vs SEA BOAT vs SHPP DOCK vs HULL DOCK vs JETS DOCK vs SEA DOCK vs SHPP

BOAT on its own →DOCK on its own →How every figure is computed →Standards and sources →

Where these figures came from

BOAT filings on SEC EDGAR ↗BOAT prospectus with the expense ratio (SEC) ↗SonicShares website ↗DOCK filings on SEC EDGAR ↗DOCK prospectus with the expense ratio (SEC) ↗Corgi website ↗

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement. A comparison is not a recommendation.

Cite this page

ETFIQ, BOAT against DOCK, data as of Sep 30, 2026. https://etfiq.com/compare/themes/boat-vs-dock

Open data

Free to use with attribution. Every figure is calculated from a named public source; the method is at etfiq.com/methodology.