Walleye Trading’s Octave Specialty Group OSG Stock Holding History

Walleye Trading’s Portfolio OSG Stock Details OSG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-700	Closed	-$5.45K	–	4080
2025 Q4	$5.45K	Sell	700 -5,100	-88%	-$43.6K	﹤0.01%	4198
2025 Q3	$48.4K	Buy	5,800 +5,700	+5,700%	+$48.2K	﹤0.01%	3968
2025 Q2	$710	Sell	100 -12,200	-99%	-$90.9K	﹤0.01%	4155
2025 Q1	$108K	Buy	12,300 +5,900	+92%	+$62.1K	﹤0.01%	3350
2024 Q4	$81K	Buy	6,400 +1,400	+28%	+$16.9K	﹤0.01%	3634
2024 Q3	$56K	Sell	5,000 -1,200	-19%	-$14K	﹤0.01%	3500
2024 Q2	$79.5K	Buy	6,200 +4,900	+377%	+$74.7K	﹤0.01%	3448
2024 Q1	$20.3K	Sell	1,300 -45,000	-97%	-$710K	﹤0.01%	4212
2023 Q4	$763K	Buy	46,300 +45,300	+4,530%	+$630K	﹤0.01%	2716
2023 Q3	$12.1K	Sell	1,000 -61,800	-98%	-$830K	﹤0.01%	4497
2023 Q2	$894K	Buy	62,800 +57,600	+1,108%	+$843K	﹤0.01%	2272
2023 Q1	$80.5K	Buy	5,200 +200	+4%	+$3.24K	﹤0.01%	3935
2022 Q4	$87.2K	Sell	5,000 -50,800	-91%	-$755K	﹤0.01%	4035
2022 Q3	$711K	Buy	+55,800	New	+$743K	﹤0.01%	2582
2022 Q2	–	Sell	-35,600	Closed	-$370K	–	5069
2022 Q1	$370K	Buy	35,600 +22,400	+170%	+$304K	﹤0.01%	3214
2021 Q4	$212K	Sell	13,200 -1,700	-11%	-$26.7K	﹤0.01%	3807
2021 Q3	$213K	Buy	14,900 +11,300	+314%	+$161K	﹤0.01%	3784
2021 Q2	$56K	Buy	+3,600	New	+$57.9K	﹤0.01%	4586
2020 Q4	–	Sell	-8,700	Closed	-$111K	–	4554
2020 Q3	$111K	Buy	8,700 +900	+12%	+$11.6K	﹤0.01%	3353
2020 Q2	$112K	Sell	7,800 -9,600	-55%	-$140K	﹤0.01%	3447
2020 Q1	$215K	Buy	+17,400	New	+$333K	﹤0.01%	2550
2019 Q3	–	Sell	-300	Closed	-$5K	–	3976
2019 Q2	$5K	Buy	300 +100	+50%	+$1.71K	﹤0.01%	3883
2019 Q1	$4K	Buy	+200	New	+$3.82K	﹤0.01%	4055
2018 Q4	–	Sell	-50,000	Closed	-$1.02M	–	4572
2018 Q3	$1.02M	Hold	50,000	–	–	0.01%	2042
2018 Q2	$993K	Buy	+50,000	New	+$923K	0.01%	2111
2017 Q4	–	Sell	-9,200	Closed	-$159	–	4294
2017 Q3	$159	Sell	9,200 -22,700	-71%	-$419K	﹤0.01%	3391
2017 Q2	$553	Buy	31,900 +9,400	+42%	+$167K	﹤0.01%	2285
2017 Q1	$424	Buy	22,500 +5,200	+30%	+$109K	﹤0.01%	2383
2016 Q4	$390K	Buy	+17,300	New	+$378K	﹤0.01%	2283
2016 Q3	–	Sell	-1,400	Closed	-$23K	–	4783
2016 Q2	$23K	Sell	1,400 -1,500	-52%	-$24.1K	﹤0.01%	4459
2016 Q1	$46K	Buy	2,900 +2,800	+2,800%	+$40.5K	﹤0.01%	3919
2015 Q4	$1K	Buy	+100	New	+$1.54K	﹤0.01%	5132
2015 Q1	–	Sell	-1,100	Closed	-$27K	–	4008
2014 Q4	$27K	Buy	+1,100	New	+$25.6K	﹤0.01%	3528

Other funds holding OSG

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

WSL

Western Standard LLC Los Angeles, California $190M AUM 40.88% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

PGCM

Prescott Group Capital Management Tulsa, Oklahoma $1B AUM 51.95% 1-Year Est. Return

WHCM

Wolf Hill Capital Management Greenwich, Connecticut $1.03B AUM 80.44% 1-Year Est. Return

GJL

Gendell Jeffrey L $7.34B AUM 183.72% 1-Year Est. Return

TAM

Third Avenue Management New York $616M AUM 45.6% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

BCC

Bain Capital Credit Boston, Massachusetts $303M AUM 15.47% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Walleye Trading's OSG Position: Q3 2025 in Review

Walleye Trading sold out of Octave Specialty Group (OSG) in Q3 2025, closing a stake of 154,159 shares — an estimated $1.3M sold.

Walleye Trading first reported a position in OSG in Q2 2014 and held it in 38 quarters. The position peaked at $7.78M in Q4 2023. 130 funds tracked by Wall St. Rank hold OSG as of Q3 2025.

Walleye Trading reported no remaining Octave Specialty Group position as of Q3 2025 after selling out during the quarter.
Walleye Trading sold 154,159 Octave Specialty Group shares in Q3 2025, an estimated $1.3M.
Walleye Trading first reported a position in Octave Specialty Group in Q2 2014 and held it in 38 quarters.
Walleye Trading's Octave Specialty Group position peaked at $7.78M in Q4 2023.
130 funds tracked by Wall St. Rank held Octave Specialty Group as of Q3 2025.

Based on Walleye Trading's 13F filing for Q3 2025, filed 14 Nov 2025.