HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
PensionPosition in WMB — Williams Companies, Inc.
CIK 1535845
TORONTO, A6
Position in WMB
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$31,230,189
-$24,412,255 QoQ
Shares Held
429,104
-53.6% QoQ
Ownership
0.035%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
14 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in WMB Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas Midstream
Energy · as of Mar 31, 2026HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND holds $793,766,565 across 15 Oil & Gas Midstream names. WMB ranks #5 (3.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TRP |
Tc Energy Corp
|
5,654,803 | $353,990,667 | |
| 2 | ENB |
Enbridge Inc
|
3,196,000 | $173,031,440 | |
| 3 | KMI |
Kinder Morgan, Inc.
|
2,994,968 | $100,421,277 | |
| 4 | PBA |
Pembina Pipeline Corp
|
1,219,100 | $54,566,916 | |
| 5 | WMB |
Williams Companies, Inc.
This page
|
429,104 | $31,230,189 | |
| 6 | GLNG |
Golar Lng Ltd
|
554,943 | $30,027,965 | |
| 7 | DHT |
DHT Holdings, Inc.
|
1,162,300 | $21,235,221 | |
| 8 | SUNC |
SunocoCorp LLC
|
135,300 | $8,341,245 |
All Filings in WMB
Export CSV
14 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $31,230,189 | 429,104 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $55,642,444 | 925,677 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $3,062,465 | 48,342 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $3,059,349 | 48,708 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $868,492 | 14,533 | Shares | Sole | 2025-05-14 | |
| 2024-09-30 | $2,145,550 | 47,000 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $7,004,000 | 164,800 | Shares | Sole | 2024-09-20 | |
| 2023-06-30 | $49,711,805 | 1,523,500 | Shares | Sole | 2023-08-11 | |
| 2021-12-31 | $22,188,059 | 852,076 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $29,701,300 | 1,145,000 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $22,637,246 | 852,627 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $1,840,713 | 77,700 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $74,126,855 | 3,697,100 | Shares | Sole | 2021-03-01 | |
| 2020-09-30 | $95,007 | 4,835 | Shares | Sole | 2021-03-01 | |
| No filing history on record for this holder in this stock. | ||||||