有価証券レコード · アーカイブ済み四半期
MGNI
Magnite, Inc. · Communication Services · Advertising Agencies
13追跡対象保有者
-1Δ保有者数
54.58M保有株数
$1.32B報告済み評価額
+1新規ポジション
−2解消銘柄
モメンタム指標（同類マネージャー）：
保有者の広がり -7.1% ·
株式フロー -0.4% ·
新規ネットポジション数 -7.7%
— 計算式
幅広い売り распределение — 株式数の減少と保有者数の縮小
すべての保有状況データ：追跡対象13Fマネージャーのみ、普通株ポジション、報告期間 Q2 2025
保有状況の推移
| 四半期 | 保有者 | Δ | 株数 | 報告済み評価額 | 新規 | 解消銘柄 |
|---|---|---|---|---|---|---|
| Q2 2026 | 102 | -1 | 92.37M | $1.75B | +9 | −11 |
| Q1 2026 | 107 | +5 | 86.26M | $1.03B | +8 | −3 |
| Q4 2025 | 102 | -2 | 99.58M | $1.62B | — | −2 |
| Q3 2025 | 19 | +4 | 66.20M | $1.44B | +4 | −1 |
| Q2 2025 | 13 | -1 | 54.58M | $1.32B | +1 | −2 |
| Q1 2025 | 11 | -1 | 13.35M | $152.28M | — | −1 |
| Q4 2024 | 12 | +1 | 14.99M | $238.72M | +1 | — |
| Q3 2024 | 10 | 0 | 14.78M | $204.65M | — | — |
| Q2 2024 | 10 | — | 8.59M | $114.16M | — | — |
保有者情報 · Q2 2025
| # | 運用会社 | 株数 | Δ株式数 | 時価 | そのウェイト | 保有中 | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fidelity (FMR) ✦ | 17.19M | — | $414.52M | 0.0% | n/c | 1 | SEC ↗ |
| 2 | Fidelity (FMR) ✦ | 17.19M | — | $414.52M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | Fidelity (FMR) ✦ | 17.19M | — | $414.52M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | Fidelity (FMR) ✦ | 17.19M | — | $414.52M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | Fidelity (FMR) ✦ | 17.19M | — | $414.52M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | Fidelity (FMR) ✦ | 17.19M | — | $414.52M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | The Vanguard Group ✦ (パッシブ) | 13.56M | — | $327.12M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | The Vanguard Group ✦ (パッシブ) | 13.56M | — | $327.12M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | The Vanguard Group ✦ (パッシブ) | 13.56M | — | $327.12M | 0.0% | n/c | 1 | SEC ↗ |
| 10 | The Vanguard Group ✦ (パッシブ) | 13.56M | — | $327.12M | 0.0% | n/c | 1 | SEC ↗ |
| 11 | The Vanguard Group ✦ (パッシブ) | 13.56M | — | $327.12M | 0.0% | n/c | 1 | SEC ↗ |
| 12 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 19 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 20 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 21 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 22 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 23 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 24 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 25 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 27 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 28 | BlackRock ✦ (パッシブ) | 10.70M | — | $258.04M | 0.0% | n/c | 1 | SEC ↗ |
| 29 | Wellington Management ✦ | 5.45M | -7.7% | $131.40M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 30 | Wellington Management ✦ | 5.45M | -7.7% | $131.40M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 31 | Wellington Management ✦ | 5.45M | -7.7% | $131.40M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 32 | Wellington Management ✦ | 5.45M | -7.7% | $131.40M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 33 | Wellington Management ✦ | 5.45M | -7.7% | $131.40M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 34 | Wellington Management ✦ | 5.45M | -7.7% | $131.40M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 35 | Wellington Management ✦ | 5.45M | -7.7% | $131.40M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 36 | Wellington Management ✦ | 5.45M | -7.7% | $131.40M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 37 | Wellington Management ✦ | 5.45M | -7.7% | $131.40M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 38 | Wellington Management ✦ | 5.45M | -7.7% | $131.40M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 39 | Geode Capital Management ✦ (パッシブ) | 3.22M | +6.0% | $77.60M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 40 | Geode Capital Management ✦ (パッシブ) | 3.22M | +6.0% | $77.60M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 41 | State Street Global Advisors ✦ (パッシブ) | 3.05M | +5.2% | $73.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 42 | Citadel Advisors ✦ | 835.10K | +40.8% | $20.14M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 43 | Citadel Advisors ✦ | 835.10K | +40.8% | $20.14M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 44 | Two Sigma Investments ✦ | 237.83K | +344.1% | $5.74M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 45 | T. Rowe Price ✦ | 117.60K | +18.7% | $2.84M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 46 | Norges Bank ✦ (パッシブ) | 108.72K | -50.4% | $2.62M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 47 | GAMCO Investors ✦ | 59.58K | -24.4% | $1.44M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 48 | D. E. Shaw & Co. ✦ | 31.95K | 新規 | $770,562 | 0.0% | New | 1 | SEC ↗ |
| 49 | D. E. Shaw & Co. ✦ | 31.95K | 新規 | $770,562 | 0.0% | New | 1 | SEC ↗ |
| 50 | AQR Capital Management ✦ | 20.96K | +47.9% | $505,556 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | AQR Capital Management ✦ | 20.96K | +47.9% | $505,556 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 52 | AQR Capital Management ✦ | 20.96K | +47.9% | $505,556 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 53 | AQR Capital Management ✦ | 20.96K | +47.9% | $505,556 | 0.0% | ▲ Add | 3 | SEC ↗ |
「当該ウェイト」= そのマネージャーの報告済み13F株式評価額に占めるポジションの割合（確信度の指標）。✦ = キュレーション済みマネージャー。
新規買い手
| D. E. Shaw & Co. | $770,562 | 0.0% |
| D. E. Shaw & Co. | $770,562 | 0.0% |
ポジション解消済み
| Millennium Management | $4.96M | だった 0.0% |
| Marshall Wace | $153,669 | だった 0.0% |
市場全体のコンテキスト: 全13Fファイラー対象（SEC構造化データ、 Q1 2026): 295 保有者, 130.58M 株式数, $1.54B 報告済み. これは上記の追跡対象ユニバースの数値とは異なる、より古い期間のものであり、両者が混在することはありません。
共同保有が多い銘柄
この有価証券の追跡対象保有者が最も頻繁に保有する他の銘柄 — ファンダメンタルな関係ではなく、共同保有件数に基づきます。
市場内買い付け (P)
カバレッジ期間内にインサイダーによる市場内買い付けはありません。
市場内売却 (S)
Aug 18
Buckley Sean Patrick
Officer · 2.76K 株 · $68,975
Aug 17
Buckley Sean Patrick
Officer · 8.27K 株 · $201,068
Aug 14
Caine Paul
Director · 7.50K 株 · $187,500
Aug 10
Lam Rachel
Director · 10.00K 株 · $241,600
Aug 10
Caine Paul
Director · 5.00K 株 · $121,750
Aug 10
Gephart Brian
Officer · 12.48K 株 · $307,982
株式付与、権利行使および税務目的の株式差し引きは、買いや売りとして集計しません。 方法論
Aug 13
SC 13G/A — WELLINGTON MANAGEMENT GROUP LLP
Aug 06
SC 13G — FMR LLC