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WTM
White Mountains Insurance Group, Ltd. · Financial Services · Insurance - Diversified
16Détenteurs suivis
+1Δ détenteurs
649.64KActions détenues
$1.09BValeur déclarée
+1Nouvelles positions
−1Sorties
Données momentum (gérants comparables) :
étendue des détenteurs +6.7% ·
flux d'actions -1.0% ·
nouvelles positions nettes 0.0%
— formule
Fragmentation de l'actionnariat — plus de détenteurs, participation agrégée plus faible
Toutes les données de détention : gérants 13F suivis uniquement, positions en actions ordinaires, période de référence Q3 2025
Évolution de la détention dans le temps
| Trimestre | Détenteurs | Δ | Actions | Valeur déclarée | Nouveau | Sorties |
|---|---|---|---|---|---|---|
| Q2 2026 | 100 | -5 | 1.16M | $2.41B | +2 | −6 |
| Q1 2026 | 107 | 0 | 1.13M | $2.49B | +3 | −4 |
| Q4 2025 | 108 | +2 | 1.27M | $2.64B | +3 | — |
| Q3 2025 | 16 | +1 | 649.64K | $1.09B | +1 | −1 |
| Q2 2025 | 13 | -1 | 533.60K | $958.13M | +1 | −2 |
| Q1 2025 | 11 | +1 | 169.09K | $325.53M | +1 | — |
| Q4 2024 | 10 | 0 | 193.12K | $375.52M | — | — |
| Q3 2024 | 9 | -1 | 149.43K | $253.48M | — | −1 |
| Q2 2024 | 10 | — | 158.36K | $287.38M | — | — |
Qui le détient · Q3 2025
| # | Gérant | Actions | Δ actions | Valeur | Leur poids | Détenu | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passif) | 247.00K | -0.9% | $412.87M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 2 | The Vanguard Group ✦ (passif) | 247.00K | -0.9% | $412.87M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 3 | The Vanguard Group ✦ (passif) | 247.00K | -0.9% | $412.87M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 4 | The Vanguard Group ✦ (passif) | 247.00K | -0.9% | $412.87M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 5 | The Vanguard Group ✦ (passif) | 247.00K | -0.9% | $412.87M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 6 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 10 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 11 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 12 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | Morgan Stanley ✦ | 138.86K | — | $232.11M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 19 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 20 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 21 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 22 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 23 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 24 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 25 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 26 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 27 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 28 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 29 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 30 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 31 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 32 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 33 | BlackRock ✦ (passif) | 112.58K | -0.5% | $188.18M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 34 | State Street Global Advisors ✦ (passif) | 54.44K | -4.9% | $91.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 35 | Geode Capital Management ✦ (passif) | 42.09K | -1.0% | $70.37M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 36 | Geode Capital Management ✦ (passif) | 42.09K | -1.0% | $70.37M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 37 | Wellington Management ✦ | 19.21K | -22.1% | $32.11M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 38 | Wellington Management ✦ | 19.21K | -22.1% | $32.11M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 39 | Wellington Management ✦ | 19.21K | -22.1% | $32.11M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 40 | Wellington Management ✦ | 19.21K | -22.1% | $32.11M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 41 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 42 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 43 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 44 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 45 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 46 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 47 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 48 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 49 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 50 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 51 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 52 | JPMorgan Chase ✦ | 8.64K | — | $14.45M | 0.0% | n/c | 1 | SEC ↗ |
| 53 | Gotham Asset Management ✦ | 6.90K | +618.6% | $11.53M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 54 | Goldman Sachs Group ✦ | 5.91K | — | $9.88M | 0.0% | n/c | 1 | SEC ↗ |
| 55 | Goldman Sachs Group ✦ | 5.91K | — | $9.88M | 0.0% | n/c | 1 | SEC ↗ |
| 56 | AQR Capital Management ✦ | 5.91K | -26.9% | $9.84M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 57 | AQR Capital Management ✦ | 5.91K | -26.9% | $9.84M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 58 | AQR Capital Management ✦ | 5.91K | -26.9% | $9.84M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 59 | AQR Capital Management ✦ | 5.91K | -26.9% | $9.84M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 60 | D. E. Shaw & Co. ✦ | 2.51K | +3.1% | $4.20M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 61 | D. E. Shaw & Co. ✦ | 2.51K | +3.1% | $4.20M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 62 | T. Rowe Price ✦ | 1.88K | +7.5% | $3.15M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 63 | Renaissance Technologies ✦ | 1.85K | Nouveau | $3.09M | 0.0% | New | 1 | SEC ↗ |
| 64 | Millennium Management ✦ | 934 | -32.9% | $1.56M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 65 | Fidelity (FMR) ✦ | 625 | +11.4% | $1.04M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 66 | Fidelity (FMR) ✦ | 625 | +11.4% | $1.04M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 67 | Fidelity (FMR) ✦ | 625 | +11.4% | $1.04M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 68 | Citadel Advisors ✦ | 281 | -76.0% | $469,697 | 0.0% | ▼ Trim | 3 | SEC ↗ |
« Leur pondération » = la part de la position dans la valeur des actions 13F déclarées de ce gérant — la mesure de conviction. ✦ = gérant sélectionné.
Nouveaux acheteurs
| Renaissance Technologies | $3.09M | 0.0% |
Sorti(e)
| Norges Bank | $54.76M | était 0.0% |
Contexte marché global: parmi TOUS les déposants 13F (données structurées SEC, Q1 2026): 363 détenteurs, 2.21M actions, $4.62B déclaré. Il s'agit d'une période différente et plus ancienne que les chiffres de l'univers suivi ci-dessus ; les deux ne sont jamais mélangés.
Fréquemment codétenus
Ce que les détenteurs suivis de ce titre détiennent le plus souvent par ailleurs — nombre de détentions partagées, sans relation fondamentale sous-jacente.
Provenance: Détention issue des positions en actions ordinaires analysées des 13F (univers suivi, ensembles comparables pour les variations) ; lignes initiés issues des formulaires 3/4/5 ; participations issues des annexes 13D/13G ; chaque dépôt renvoie à son original sur SEC EDGAR.
Période de déclaration: Q3 2025 ·
Méthodologie ·
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