13F reference period
Q2 2026
Security Snapshot
South Bow Corp - COMMON STOCK (SOBO) Institutional Ownership
CUSIP: 83671M105
13F Institutional Holders and Ownership History from Q4 2024 to Q3 2026
Institutions Reporting
301
Shares (Excl. Options)
129,085,135
Price
$35.24
The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.
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- Security type / class
- Equity / COMMON STOCK
- Symbol
- SOBO on NYSE
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 129,085,135
- Total 13F value
- $4,585,948,130
- Portfolio coverage rank
- 0%
- Share change
- -3,073,028
- Value change
- -$54,481,411
- Number of holders
- 301
- Shares outstanding
- 208,118,767
- SEC-reported price per share
- $33.13
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source
Key facts
- SOBO - South Bow Corp - COMMON STOCK is tracked under CUSIP 83671M105.
- 301 institutions reported positions in Q2 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 298 to 301 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $4,398,468,671 to $4,585,948,130.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 301 institutions filings for Q2 2026.
Security key
83671M105
13F reference period
Q2 2026
13F holders
301
13D/G owners
3
CIK / CUSIP context first
Open Q2 2026 holders
SOBO full holder history
South Bow Corp SEC filings
South Bow Corp company facts
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 83671M105:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
SOBO
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| FMR LLC | 10% | +114% | $770,081,061 | +$414,761,162 | 21,852,471 | +117% | FMR LLC | 30 Jun 2026 |
| Capital International Investors | 2.2% | -68% | $153,039,089 | -$371,294,745 | 4,622,141 | -71% | Capital International Investors | 31 Mar 2026 |
| GOLDMAN SACHS GROUP INC | 1.3% | -75% | $78,661,991 | -$260,869,445 | 2,780,558 | -77% | THE GOLDMAN SACHS GROUP, INC. | 30 Sep 2025 |
As of 30 Jun 2026, 301 institutional investors reported holding 129,085,135 shares of South Bow Corp - COMMON STOCK (SOBO). This represents 62% of the company’s total 208,118,767 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
49%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| FMR LLC | 11% | 21,894,771 | +126% | 0.03% | $771,302,367 |
| ROYAL BANK OF CANADA | 7% | 14,568,342 | -11% | 0.09% | $513,388,000 |
| Clearbridge Investments, LLC | 4.3% | 8,855,108 | +2.1% | 0.26% | $312,054,010 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.9% | 6,048,601 | +1.4% | 0% | $213,074,067 |
| BANK OF MONTREAL /CAN/ | 2.7% | 5,554,724 | -16% | 0.07% | $195,477,565 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 2.5% | 5,244,591 | +0.14% | 0.02% | $184,820,000 |
| THORNBURG INVESTMENT MANAGEMENT INC | 1.8% | 3,721,332 | +2.4% | 1.3% | $130,974,108 |
| CIBC WORLD MARKET INC. | 1.6% | 3,403,902 | -1% | 0.2% | $119,802,003 |
| DIMENSIONAL FUND ADVISORS LP | 1.5% | 3,043,017 | +4.4% | 0.02% | $107,239,259 |
| Connor, Clark & Lunn Investment Management Ltd. | 1.3% | 2,779,943 | -0.49% | 0.19% | $97,829,606 |
| BANK OF AMERICA CORP /DE/ | 1.3% | 2,757,560 | +38% | 0.01% | $97,176,415 |
| MACKENZIE FINANCIAL CORP | 1.2% | 2,535,573 | +411% | 0.13% | $126,677,227 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 1% | 2,157,673 | -3.4% | 0.09% | $76,036,397 |
| AMERICAN CENTURY COMPANIES INC | 1% | 2,132,078 | +134% | 0.03% | $75,105,670 |
| TD Waterhouse Canada Inc. | 0.94% | 1,946,786 | +0.83% | 0.18% | $67,112,898 |
| VANGUARD FIDUCIARY TRUST CO | 0.89% | 1,844,124 | +1.2% | 0.01% | $64,962,956 |
| Legal & General Group Plc | 0.86% | 1,784,790 | +1.3% | 0.01% | $62,849,375 |
| GOLDMAN SACHS GROUP INC | 0.86% | 1,781,923 | +26% | 0.01% | $62,794,966 |
| SCOTIA CAPITAL INC. | 0.84% | 1,753,475 | -2% | 0.23% | $61,657,858 |
| TD Asset Management Inc | 0.79% | 1,648,279 | -31% | 0.05% | $58,042,656 |
| MORGAN STANLEY | 0.78% | 1,626,299 | +22% | 0% | $57,310,820 |
| Vanguard Global Advisers, LLC | 0.68% | 1,405,526 | +11% | 0.02% | $49,512,464 |
| Invesco Ltd. | 0.62% | 1,289,008 | -15% | 0% | $45,424,641 |
| TWO SIGMA INVESTMENTS, LP | 0.59% | 1,222,942 | -12% | 0.03% | $43,096,476 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 0.56% | 1,170,452 | -9.4% | 0.03% | $41,215,696 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
8
Headline period
Q2 2026
Rows shown
1-8 of 8
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q3 | 2,544,334 | $84,956,384 | +$7,838,649 | $33.13 | 50 |
| 2026 Q2 | 129,085,135 | $4,585,948,130 | -$54,481,411 | $35.24 | 301 |
| 2026 Q1 | 132,153,504 | $4,398,468,671 | +$145,026,034 | $33.32 | 298 |
| 2025 Q4 | 127,497,220 | $3,505,711,506 | -$337,858,933 | $27.47 | 277 |
| 2025 Q3 | 139,521,052 | $3,897,851,376 | -$146,720,133 | $28.29 | 287 |
| 2025 Q2 | 150,077,591 | $3,892,661,985 | -$48,993,977 | $25.91 | 282 |
| 2025 Q1 | 150,813,330 | $3,856,588,436 | +$330,239,893 | $25.52 | 289 |
| 2024 Q4 | 137,990,768 | $3,254,209,980 | +$3,252,855,470 | $23.57 | 275 |