Renaissance Technologies’s South Bow Corp SOBO Stock Holding History

Renaissance Technologies’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	$2.7M	Buy	76,680 +41,800	+120%	+$1.47M	﹤0.01%	1803
2026 Q1	$1.16M	Buy	+34,880	New	+$1.06M	﹤0.01%	2187
2025 Q4	–	Sell	-239,180	Closed	-$6.77M	–	3883
2025 Q3	$6.77M	Buy	239,180 +75,300	+46%	+$2.05M	0.01%	1311
2025 Q2	$4.25M	Buy	163,880 +119,380	+268%	+$3.04M	0.01%	1631
2025 Q1	$1.14M	Buy	+44,500	New	+$1.11M	﹤0.01%	2338

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

Renaissance Technologies's SOBO Position: Q2 2026 in Review

Renaissance Technologies increased its South Bow Corp (SOBO) stake by 120% in Q2 2026, buying an estimated $1.47M and bringing the position to 76,680 shares worth $2.7M. The position accounts for ﹤0.01% of the portfolio, ranked #1803.

Renaissance Technologies first reported a position in SOBO in Q1 2025 and has held it in 5 quarters since. The position peaked at $6.77M in Q3 2025. 303 funds tracked by Wall St. Rank hold SOBO as of Q2 2026.

Renaissance Technologies held 76,680 shares of South Bow Corp worth $2.7M as of Q2 2026.
Renaissance Technologies bought 41,800 South Bow Corp shares in Q2 2026, an estimated $1.47M.
South Bow Corp made up ﹤0.01% of Renaissance Technologies's portfolio in Q2 2026, its #1803 holding.
Renaissance Technologies first reported a position in South Bow Corp in Q1 2025 and has held it in 5 quarters since.
Renaissance Technologies's South Bow Corp position peaked at $6.77M in Q3 2025.
303 funds tracked by Wall St. Rank held South Bow Corp as of Q2 2026.

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