Citadel Advisors’s South Bow Corp SOBO Stock Holding History

Citadel Advisors’s Portfolio SOBO Stock Details SOBO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$433K	Sell	12,300 -2,400	-16%	-$84.5K	﹤0.01%	10230
2026 Q1	$490K	Buy	+14,700	New	+$446K	﹤0.01%	9367
2025 Q3	–	Sell	-8,000	Closed	-$207K	–	14456
2025 Q2	$207K	Sell	8,000 -22,140	-73%	-$563K	﹤0.01%	10605
2025 Q1	$769K	Sell	30,140 -25,580	-46%	-$640K	﹤0.01%	7539
2024 Q4	$1.31M	Buy	+55,720	New	+$1.36M	﹤0.01%	6482

Other funds holding SOBO

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

Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return

ClearBridge Investments New York $121B AUM 27.52% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Bank of Montreal Toronto, Ontario, Canada $304B AUM 35.64% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

TIM

Thornburg Investment Management Santa Fe, New Mexico $10.5B AUM 30.38% 1-Year Est. Return

Mackenzie Financial Toronto Ontario, Ontario, Canada $100B AUM 36.93% 1-Year Est. Return

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

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

Citadel Advisors's SOBO Position: Q2 2026 in Review

Citadel Advisors reduced its South Bow Corp (SOBO) stake by 21% in Q2 2026, selling an estimated $2.96M and leaving 318,459 shares worth $11.2M. The position accounts for ﹤0.01% of the portfolio, ranked #3399.

Citadel Advisors first reported a position in SOBO in Q4 2024 and has held it in 6 quarters since. The position peaked at $19.2M in Q4 2025. 303 funds tracked by Wall St. Rank hold SOBO as of Q2 2026.

Citadel Advisors held 318,459 shares of South Bow Corp worth $11.2M as of Q2 2026.
Citadel Advisors sold 84,066 South Bow Corp shares in Q2 2026, an estimated $2.96M.
South Bow Corp made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #3399 holding.
Citadel Advisors first reported a position in South Bow Corp in Q4 2024 and has held it in 6 quarters since.
Citadel Advisors's South Bow Corp position peaked at $19.2M in Q4 2025.
303 funds tracked by Wall St. Rank held South Bow Corp as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.