Institutions / TCI Fund Management Ltd Institutional filer · CIK 0001647251
TCI Fund Management Ltd reported holdings. Reported positions from the latest cached Form 13F-HR. Figures are framed as of the quarter end and dated to the filing; they are not live firm AUM or a complete portfolio.
Reported book
$45.2B Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Filing lines parsed
10 Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Holdings published
9 Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Current reported holdings
Top 9 positions by filed value As of 2026-03-31; filed 2026-05-15. Reported changes appear only when both exact quarter filing receipts are present.
Form 13F does not disclose ordinary short sales. PUT and CALL labels identify reported option positions; they do not prove the filer's net directional exposure or provide a live buy-or-short signal.
Rank Reported position Filed value Weight / quantity Reported change
1
Filed value
$13.5B Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Weight / quantity
29.85% · 47,510,431 shares Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Reported change
Reported quantity unchanged Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt 0 shares Filed value -$1.2B · -7.9% Prior receipt ↗ 2
Filed value
$9.2B Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Weight / quantity
20.39% · 30,468,133 shares Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Reported change
Reported quantity increased Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt +2,743,900 shares Filed value -$514.5M · -5.3% Prior receipt ↗ 3
Filed value
$6.3B Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Weight / quantity
13.84% · 14,334,027 shares Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Reported change
Reported quantity increased Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt +1,025,548 shares Filed value -$545.4M · -8.0% Prior receipt ↗ 4
Filed value
$6.0B Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Weight / quantity
13.22% · 14,035,310 shares Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Reported change
Reported quantity increased Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt +2,245,000 shares Filed value -$191.7M · -3.1% Prior receipt ↗ 5
Filed value
$3.7B Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Weight / quantity
8.10% · 46,521,923 shares Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Reported change
Reported quantity reduced Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt -1,132,500 shares Filed value +$151.0M · +4.3% Prior receipt ↗ 6
Filed value
$3.2B Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Weight / quantity
7.19% · 11,311,019 shares Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Reported change
Reported quantity increased Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt +3,714,200 shares Filed value +$862.5M · +36.2% Prior receipt ↗ 7
Filed value
$1.3B Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Weight / quantity
2.94% · 20,740,214 shares Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Reported change
Reported quantity unchanged Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt 0 shares Filed value -$20.2M · -1.5% Prior receipt ↗ 8
Filed value
$1.0B Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Weight / quantity
2.24% · 9,849,934 shares Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Reported change
Reported quantity unchanged Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt 0 shares Filed value +$39.1M · +4.0% Prior receipt ↗ 9
Filed value
$1.0B Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Weight / quantity
2.24% · 2,728,412 shares Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt Reported change
Reported quantity reduced Verified receipt Current 13F-HR · quarter ended 2026-03-31 SEC Form 13F-HR / 2026-05-15 Open receipt -14,053,541 shares Filed value -$7.1B · -87.6% Prior receipt ↗ Form 13F generally covers reportable US securities and some option positions. It can omit cash, private assets, many derivatives, ordinary short sales, bonds, and foreign-only listings. The filing receipt, not an inferred total, defines this page's scope.