PEAK6’s Cleveland-Cliffs CLF Stock Holding History

PEAK6’s Portfolio CLF Stock Details CLF Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-60,400	Closed	-$802K	–	2792
2025 Q4	$802K	Buy	+60,400	New	+$763K	﹤0.01%	1882
2025 Q3	–	Sell	-59,600	Closed	-$453K	–	2996
2025 Q2	$453K	Sell	59,600 -120,000	-67%	-$892K	﹤0.01%	2161
2025 Q1	$1.48M	Sell	179,600 -103,000	-36%	-$1.05M	﹤0.01%	1561
2024 Q4	$2.66M	Buy	+282,600	New	+$3.41M	0.01%	1252

Other funds holding CLF

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

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

MRCP

Maple Rock Capital Partners Toronto, Ontario, Canada $3.07B AUM 157.2% 1-Year Est. Return

SPC

Slate Path Capital New York $6.73B AUM 95.97% 1-Year Est. Return

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

FFH

Fairfax Financial Holdings Toronto, Ontario, Canada $1.94B AUM 27.76% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

PEAK6's CLF Position: Q1 2026 in Review

PEAK6 sold out of Cleveland-Cliffs (CLF) in Q1 2026, closing a stake of 48,652 shares — an estimated $557K sold.

PEAK6 first reported a position in CLF in Q4 2024 and held it in 2 quarters. The position peaked at $1.06M in Q4 2024. 566 funds tracked by Wall St. Rank hold CLF as of Q1 2026.

PEAK6 reported no remaining Cleveland-Cliffs position as of Q1 2026 after selling out during the quarter.
PEAK6 sold 48,652 Cleveland-Cliffs shares in Q1 2026, an estimated $557K.
PEAK6 first reported a position in Cleveland-Cliffs in Q4 2024 and held it in 2 quarters.
PEAK6's Cleveland-Cliffs position peaked at $1.06M in Q4 2024.
566 funds tracked by Wall St. Rank held Cleveland-Cliffs as of Q1 2026.

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