Boston Partners

Position in HOS — Hornbeck Offshore Services, Inc.

CIK 1386060 BOSTON, MA

Position in HOS

as of Jun 30, 2026 · filed Aug 4, 2026 Compact

Position Value

$21,735,968

-$7,446,908 QoQ

Shares Held

2,486,953

-15.7% QoQ

Ownership

1.69%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

#15

of 286 holders

Holding Since

Mar 2026

2 quarters on record

Voting authority Sole 95% Shared 0% None 5%

Industrials · as of Jun 30, 2026

Boston Partners holds $129,004,107 across 6 Marine Shipping names. HOS ranks #3 (16.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MATX	Matson, Inc.	297,305	$57,150,938
2	KEX	Kirby Corp	207,362	$28,195,010
3	HOS	Hornbeck Offshore Services, Inc. This page	2,486,953	$21,735,968
4	SBLK	Star Bulk Carriers Corp.	788,200	$19,681,353
5	ESEA	Euroseas Ltd.	24,648	$1,635,887
6	ASC	Ardmore Shipping Corp	43,180	$604,951

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$21,735,968	2,486,953	-15.7%	Shares	Other	2026-08-04
2026-03-31	$29,182,876	2,950,746	—	Shares	Other	2026-05-11
No filing history on record for this holder in this stock.