PEAK6’s Celestica CLS Stock Holding History

PEAK6’s Portfolio CLS Stock Details CLS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$622	Buy	+2	New	+$751	﹤0.01%	2627
2026 Q1	–	Sell	-93,251	Closed	-$27.1M	–	2793
2025 Q4	$27.6M	Buy	93,251 +9,862	+12%	+$2.97M	0.05%	299
2025 Q3	$20.5M	Buy	+83,389	New	+$16.8M	0.03%	418
2025 Q2	–	Sell	-87,606	Closed	-$9.31M	–	3042
2025 Q1	$6.9M	Buy	+87,606	New	+$9.29M	0.02%	738

Other funds holding CLS

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

CIBC World Market Toronto, Ontario, Canada $62.3B AUM 44.64% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $52.8B AUM 58.98% 1-Year Est. Return

VARA

Value Aligned Research Advisors Princeton, New Jersey $40.1B AUM 376.19% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

PEAK6's CLS Position: Q2 2026 in Review

PEAK6 opened a new position in Celestica (CLS) in Q2 2026: 2 shares worth $622. The stake represents ﹤0.01% of the portfolio and ranks #2627 among its holdings. This is a return to the name: PEAK6 previously reported a position in CLS as recently as Q4 2025.

PEAK6 first reported a position in CLS in Q1 2025 and has held it in 4 quarters since. The position peaked at $27.6M in Q4 2025. 875 funds tracked by Wall St. Rank hold CLS as of Q2 2026.

PEAK6 held 2 shares of Celestica worth $622 as of Q2 2026.
Celestica was a new PEAK6 position in Q2 2026.
Celestica made up ﹤0.01% of PEAK6's portfolio in Q2 2026, its #2627 holding.
PEAK6 first reported a position in Celestica in Q1 2025 and has held it in 4 quarters since.
PEAK6's Celestica position peaked at $27.6M in Q4 2025.
875 funds tracked by Wall St. Rank held Celestica as of Q2 2026.

Based on PEAK6's 13F filing for Q2 2026, filed 13 Aug 2026.