South Bow Corp (SOBO) Institutional Shareholders
South Bow Corp (SOBO) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $4.57B in SOBO holdings during the latest filing period.
Fmr Llc is currently the largest disclosed institutional shareholder of SOBO tracked by InsiderSet, reporting ownership valued at approximately $771.30M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $785.58M, representing an estimated gain of +1.85% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 59% of the total disclosed SOBO value among the investors covered in this analysis. Major shareholders include Fmr Llc, Royal Bank Of Canada, Clearbridge Investments, Llc, and several other long-term asset managers with concentrated positions in South Bow Corp (SOBO).
This page ranks the largest institutional SOBO shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
288
Total Reported Value
$4.57B
Largest Holder
Fmr Llc
Largest Position
$771.30M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
57
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Fmr Llc | 0.03% | 21,894,771 | $771,302,367 | $785,584,383 | +$14,282,016 | +1.85% | |
| Royal Bank Of Canada | 0.09% | 14,568,356 | $513,388,000 | $522,712,613 | +$9,324,613 | +1.82% | |
| Clearbridge Investments, Llc | 0.26% | 8,855,108 | $312,054,010 | $317,721,275 | +$5,667,265 | +1.82% | |
| Vanguard Capital Management Llc | 0.00% | 6,048,601 | $213,074,067 | $217,023,804 | +$3,949,737 | +1.85% | |
| Bank Of Montreal | 0.07% | 5,554,724 | $195,477,565 | $199,303,497 | +$3,825,932 | +1.96% | |
| Price T Rowe Associates Inc | 0.02% | 5,244,591 | $184,820,000 | $188,175,925 | +$3,355,925 | +1.82% | |
| Thornburg Investment Management Inc | 1.25% | 3,721,332 | $130,974,108 | $133,521,392 | +$2,547,284 | +1.94% | |
| Mackenzie Financial Corp | 0.13% | 2,535,573 | $126,677,227 | $90,976,359 | -$35,700,868 | -28.18% | |
| Cibc World Market Inc. | 0.20% | 3,403,902 | $119,802,003 | $122,132,004 | +$2,330,001 | +1.94% | |
| Dimensional Fund Advisors Lp | 0.02% | 3,043,017 | $107,239,259 | $109,183,450 | +$1,944,191 | +1.81% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.19% | 2,779,943 | $97,829,606 | $99,744,355 | +$1,914,749 | +1.96% | |
| Bank Of America Corp | 0.01% | 2,757,560 | $97,176,415 | $98,941,253 | +$1,764,838 | +1.82% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.09% | 2,157,673 | $76,036,397 | $77,417,307 | +$1,380,910 | +1.82% | |
| American Century Companies Inc | 0.03% | 2,132,078 | $75,105,670 | $76,498,959 | +$1,393,289 | +1.86% | |
| Td Waterhouse Canada Inc. | 0.18% | 1,946,786 | $67,112,898 | $69,850,682 | +$2,737,784 | +4.08% | |
| Vanguard Fiduciary Trust Co | 0.01% | 1,844,124 | $64,962,956 | $66,167,169 | +$1,204,213 | +1.85% | |
| Legal & General Group Plc | 0.01% | 1,784,790 | $62,849,375 | $64,038,265 | +$1,188,890 | +1.89% | |
| Goldman Sachs Group Inc | 0.01% | 1,781,923 | $62,794,966 | $63,935,397 | +$1,140,431 | +1.82% | |
| Scotia Capital Inc. | 0.23% | 1,753,475 | $61,657,858 | $62,914,683 | +$1,256,825 | +2.04% | |
| Td Asset Management Inc | 0.05% | 1,648,279 | $58,042,656 | $59,140,251 | +$1,097,595 | +1.89% | |
| Morgan Stanley | 0.00% | 1,626,299 | $57,310,820 | $58,351,608 | +$1,040,788 | +1.82% | |
| Vanguard Global Advisers, Llc | 0.02% | 1,405,526 | $49,512,464 | $50,430,273 | +$917,809 | +1.85% | |
| Invesco Ltd. | 0.00% | 1,289,008 | $45,424,641 | $46,249,607 | +$824,966 | +1.82% | |
| Two Sigma Investments, Lp | 0.03% | 1,222,942 | $43,096,476 | $43,879,159 | +$782,683 | +1.82% | |
| Manufacturers Life Insurance Company, The | 0.03% | 1,170,452 | $41,215,696 | $41,995,818 | +$780,122 | +1.89% | |
| Recurrent Investment Advisors Llc | 2.53% | 1,158,738 | $40,833,484 | $41,575,519 | +$742,035 | +1.82% | |
| Barclays Plc | 0.01% | 1,129,454 | $39,801,959 | $40,524,810 | +$722,851 | +1.82% | |
| D. E. Shaw & Co., Inc. | 0.02% | 1,127,006 | $39,684,766 | $40,436,975 | +$752,209 | +1.90% | |
| Intact Investment Management Inc. | 1.02% | 1,015,860 | $35,782,681 | $36,449,057 | +$666,376 | +1.86% | |
| Westwood Holdings Group Inc | 0.27% | 1,004,618 | $35,402,738 | $36,045,694 | +$642,956 | +1.82% | |
| Toronto Dominion Bank | 0.06% | 999,798 | $35,198,165 | $35,872,752 | +$674,587 | +1.92% | |
| Portland Investment Counsel Inc. | 9.37% | 951,824 | $33,530,328 | $34,151,445 | +$621,117 | +1.85% | |
| Tortoise Capital Advisors, L.L.C. | 0.34% | 943,552 | $33,250,772 | $33,854,646 | +$603,874 | +1.82% | |
| Geode Capital Management, Llc | 0.00% | 849,366 | $33,010,189 | $30,475,252 | -$2,534,937 | -7.68% | |
| Cushing Asset Management, Lp Dba Nxg Investment Management | 1.35% | 855,500 | $30,147,820 | $30,695,340 | +$547,520 | +1.82% | |
| Capital International Investors | 0.01% | 854,458 | $30,099,847 | $30,657,953 | +$558,106 | +1.85% | |
| Brookfield Corp | 0.04% | 833,871 | $29,385,614 | $29,919,291 | +$533,677 | +1.82% | |
| Boston Partners | 0.02% | 753,936 | $26,779,519 | $27,051,224 | +$271,705 | +1.01% | |
| Norges Bank | 0.00% | 759,445 | $26,725,802 | $27,248,887 | +$523,085 | +1.96% | |
| Blackstone Inc. | 0.08% | 666,481 | $23,486,790 | $23,913,338 | +$426,548 | +1.82% | |
| Charles Schwab Investment Management Inc | 0.00% | 540,885 | $19,046,777 | $19,406,954 | +$360,177 | +1.89% | |
| National Bank Of Canada | 0.02% | 536,100 | $18,661,265 | $19,235,268 | +$574,003 | +3.08% | |
| Miller Howard Investments Inc | 0.46% | 496,936 | $17,512,025 | $17,830,064 | +$318,039 | +1.82% | |
| Blackrock, Inc. | 0.00% | 486,641 | $17,149,240 | $17,460,679 | +$311,439 | +1.82% | |
| Jpmorgan Chase & Co | 0.00% | 442,837 | $15,889,026 | $15,888,992 | -$34 | -0.00% | |
| Swiss National Bank | 0.01% | 420,520 | $14,770,233 | $15,088,258 | +$318,025 | +2.15% | |
| Cibc Asset Management Inc | 0.03% | 379,616 | $13,346,105 | $13,620,622 | +$274,517 | +2.06% | |
| Heathbridge Capital Management Ltd. | 4.06% | 338,000 | $11,884,270 | $12,127,440 | +$243,170 | +2.05% | |
| Citadel Advisors Llc | 0.01% | 318,459 | $11,222,495 | $11,426,309 | +$203,814 | +1.82% | |
| Jane Street Group, Llc | 0.01% | 305,104 | $10,737,529 | $10,947,132 | +$209,603 | +1.95% |
Frequently asked questions about SOBO
Who owns the most SOBO stock?
The largest holders of SOBO are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for South Bow Corp (SOBO).
Is SOBO widely held by superinvestors?
Many widely followed stocks like SOBO appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly SOBO is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.