Zazove Associates’s Hornbeck Offshore Services, Inc. HOS Stock Holding History

Zazove Associates’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 Q4	–	Sell	-30,400	Closed	-$199K	–	172
2025 Q3	$199K	Hold	30,400	–	–	0.02%	129
2025 Q2	$190K	Hold	30,400	–	–	0.02%	123
2025 Q1	$253K	Hold	30,400	–	–	0.02%	113
2024 Q4	$283K	Buy	+30,400	New	+$306K	0.03%	106
2023 Q3	–	Sell	-20,000	Closed	-$148K	–	152
2023 Q2	$148K	Hold	20,000	–	–	0.01%	122
2023 Q1	$155K	Hold	20,000	–	–	0.01%	127
2022 Q4	$148K	Hold	20,000	–	–	0.01%	136
2022 Q3	$77K	Hold	20,000	–	–	0.01%	150
2022 Q2	$62K	Hold	20,000	–	–	0.01%	158
2022 Q1	$96K	Buy	+20,000	New	+$82K	0.01%	151
2021 Q3	$78K	Buy	+20,000	New	+$82.4K	0.01%	146

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

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

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 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

SFM

Systematic Financial Management Teaneck, New Jersey $5.02B AUM 66.06% 1-Year Est. Return

Zazove Associates's HOS Position: Q4 2025 in Review

Zazove Associates sold out of Hornbeck Offshore Services, Inc. (HOS) in Q4 2025, closing a stake of 30,400 shares — an estimated $199K sold.

Zazove Associates first reported a position in HOS in Q3 2021 and held it in 11 quarters. The position peaked at $283K in Q4 2024. 265 funds tracked by Wall St. Rank hold HOS as of Q4 2025.

Zazove Associates reported no remaining Hornbeck Offshore Services, Inc. position as of Q4 2025 after selling out during the quarter.
Zazove Associates sold 30,400 Hornbeck Offshore Services, Inc. shares in Q4 2025, an estimated $199K.
Zazove Associates first reported a position in Hornbeck Offshore Services, Inc. in Q3 2021 and held it in 11 quarters.
Zazove Associates's Hornbeck Offshore Services, Inc. position peaked at $283K in Q4 2024.
265 funds tracked by Wall St. Rank held Hornbeck Offshore Services, Inc. as of Q4 2025.

Based on Zazove Associates's 13F filing for Q4 2025, filed 18 Feb 2026.