PEAK6’s Octave Specialty Group OSG Stock Holding History

PEAK6’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	-30,478	Closed	-$237K	–	2661
2025 Q4	$237K	Buy	+30,478	New	+$260K	﹤0.01%	2342

Other funds holding OSG

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

WSL

Western Standard LLC Los Angeles, California $295M AUM 40.98% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

PGCM

Prescott Group Capital Management Tulsa, Oklahoma $1.16B AUM 53.61% 1-Year Est. Return

WHCM

Wolf Hill Capital Management Greenwich, Connecticut $1.2B AUM 137.35% 1-Year Est. Return

GJL

Gendell Jeffrey L $11.3B AUM 163.05% 1-Year Est. Return

TAM

Third Avenue Management New York $625M AUM 48.93% 1-Year Est. Return

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

BCC

Bain Capital Credit Boston, Massachusetts $368M AUM 9.33% 1-Year Est. Return

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

PEAK6's OSG Position: Q1 2026 in Review

PEAK6 sold out of Octave Specialty Group (OSG) in Q1 2026, closing a stake of 30,478 shares — an estimated $237K sold.

PEAK6 first reported a position in OSG in Q4 2025 and held it in 1 quarter. The position peaked at $237K in Q4 2025. 148 funds tracked by Wall St. Rank hold OSG as of Q1 2026.

PEAK6 reported no remaining Octave Specialty Group position as of Q1 2026 after selling out during the quarter.
PEAK6 sold 30,478 Octave Specialty Group shares in Q1 2026, an estimated $237K.
PEAK6 first reported a position in Octave Specialty Group in Q4 2025 and held it in 1 quarter.
PEAK6's Octave Specialty Group position peaked at $237K in Q4 2025.
148 funds tracked by Wall St. Rank held Octave Specialty Group as of Q1 2026.

Based on PEAK6's 13F filing for Q1 2026, filed 14 May 2026.