Oberweis Asset Management’s Hornbeck Offshore Services, Inc. HOS Stock Holding History

Oberweis Asset Management’s Portfolio HOS Stock Details HOS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-501,700	Closed	-$3.13M	–	194
2025 Q2	$3.13M	Hold	501,700	–	–	0.14%	158
2025 Q1	$4.17M	Hold	501,700	–	–	0.21%	146
2024 Q4	$4.68M	Buy	501,700 +94,200	+23%	+$948K	0.22%	145
2024 Q3	$4.52M	Hold	407,500	–	–	0.23%	140
2024 Q2	$4.87M	Hold	407,500	–	–	0.3%	125
2024 Q1	$4.42M	Buy	407,500 +50,100	+14%	+$488K	0.32%	117
2023 Q4	$3.67M	Buy	357,400 +21,800	+6%	+$217K	0.34%	115
2023 Q3	$3.75M	Buy	+335,600	New	+$3.23M	0.4%	100
2021 Q3	–	Sell	-83,300	Closed	-$476K	–	167
2021 Q2	$476K	Hold	83,300	–	–	0.1%	111
2021 Q1	$421K	Hold	83,300	–	–	0.09%	121
2020 Q4	$350K	Hold	83,300	–	–	0.09%	105
2020 Q3	$201K	Buy	+83,300	New	+$304K	0.07%	119

Other funds holding HOS

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Oberweis Asset Management's HOS Position: Q3 2025 in Review

Oberweis Asset Management sold out of Hornbeck Offshore Services, Inc. (HOS) in Q3 2025, closing a stake of 501,700 shares — an estimated $3.13M sold.

Oberweis Asset Management first reported a position in HOS in Q3 2020 and held it in 12 quarters. The position peaked at $4.87M in Q2 2024. 245 funds tracked by Wall St. Rank hold HOS as of Q3 2025.

Oberweis Asset Management reported no remaining Hornbeck Offshore Services, Inc. position as of Q3 2025 after selling out during the quarter.
Oberweis Asset Management sold 501,700 Hornbeck Offshore Services, Inc. shares in Q3 2025, an estimated $3.13M.
Oberweis Asset Management first reported a position in Hornbeck Offshore Services, Inc. in Q3 2020 and held it in 12 quarters.
Oberweis Asset Management's Hornbeck Offshore Services, Inc. position peaked at $4.87M in Q2 2024.
245 funds tracked by Wall St. Rank held Hornbeck Offshore Services, Inc. as of Q3 2025.

Based on Oberweis Asset Management's 13F filing for Q3 2025, filed 17 Nov 2025.