MGNI
MAGNITE, INC.
+2.01 (+8.45%)25.79USD3.1M成交股數3.7B市值23.4本益比(近四季)5.0股價營收比+11.2%營收年增(近四季)2026-11-04下次財報
內部人交易 SEC Form 4 · 董事、高階主管與持股 10% 以上股東 · 交易後兩個營業日內申報
買賣點與股價近一年
● 公開市場買進 · ● 公開市場賣出 · 空心 = 10b5-1 預設計畫(事先排程,不代表當下看法)。近一年,只畫 P / S 兩種代碼。
統計
| 近 90 天 買進筆數 · 金額 · 人數 | 0 · 0.00 · 0 |
|---|---|
| 近 90 天 賣出筆數 · 金額 · 人數 | 31 · 17.9M · 11 |
| 其中 10b5-1 計畫賣出 | 28 筆 |
| 近 180 天 買進 · 賣出金額 | 0.00 · 24.4M |
| 近 180 天 淨額 | −24.4M |
公開市場買進(P)是內部人自掏腰包,通常比賣出更有資訊含量 —— 賣出的理由很多(繳稅、分散、買房),買進的理由只有一個。
10b5-1 是事先排定的交易計畫,執行時點不反映當下看法。獲配股票(A)、繳稅扣股(F)、選擇權執行(M)是薪酬流程,不是意見。
| 交易日 | 申報日 | 申報人 | 職稱 | 代碼 | 股數 | 價格 | 金額 | 交易後持股 | 原件 |
|---|---|---|---|---|---|---|---|---|---|
| 2026-09-14 | 09-17 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 1.2K | 24.00 | 28K | 245K | SEC |
| 2026-09-14 | 09-17 | Spillane Robert F | Director | S 公開市場賣出 | 10.4K | 23.76 | 246K | 57.7K | SEC |
| 2026-09-14 | 09-17 | Spillane Robert F | Director | M 選擇權執行 | 10.4K | 5.17 | 54K | 68.1K | SEC |
| 2026-09-11 | 09-11 | Evans Katie Seitz | See Remarks | S 公開市場賣出(10b5-1) | 14.0K | 24.00 | 336K | 442K | SEC |
| 2026-09-10 | 09-11 | Caine Paul | Director | S 公開市場賣出(10b5-1) | 5.0K | 23.53 | 118K | 145K | SEC |
| 2026-09-10 | 09-11 | Saltz Aaron | CHIEF LEGAL OFFICER | S 公開市場賣出(10b5-1) | 40.0K | 23.41 | 936K | 224K | SEC |
| 2026-09-09 | 09-10 | Evans Katie Seitz | See Remarks | S 公開市場賣出(10b5-1) | 11.1K | 23.46 | 260K | 456K | SEC |
| 2026-09-08 | 09-10 | Evans Katie Seitz | See Remarks | M 選擇權執行 | 13.5K | 5.16 | 70K | 499K | SEC |
| 2026-09-08 | 09-10 | Evans Katie Seitz | See Remarks | S 公開市場賣出(10b5-1) | 32.3K | 23.63 | 763K | 467K | SEC |
| 2026-09-02 | 09-03 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 1.0K | 25.00 | 26K | 246K | SEC |
| 2026-09-01 | 09-03 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 5.4K | 23.42 | 126K | 247K | SEC |
| 2026-08-28 | 08-28 | Harden Sarah Patricia | Director | S 公開市場賣出(10b5-1) | 18.4K | 24.00 | 442K | 115K | SEC |
| 2026-08-26 | 08-28 | Harden Sarah Patricia | Director | S 公開市場賣出(10b5-1) | 30.6K | 23.31 | 712K | 133K | SEC |
| 2026-08-18 | 08-18 | Buckley Sean Patrick | See Remarks | S 公開市場賣出(10b5-1) | 2.8K | 25.00 | 69K | 293K | SEC |
| 2026-08-17 | 08-18 | Buckley Sean Patrick | See Remarks | S 公開市場賣出(10b5-1) | 8.3K | 24.31 | 201K | 296K | SEC |
| 2026-08-15 | 08-18 | BARRETT MICHAEL G. | CEO | F 繳稅扣股 | 10.4K | 24.73 | 257K | 393K | SEC |
| 2026-08-15 | 08-18 | Saltz Aaron | CHIEF LEGAL OFFICER | F 繳稅扣股 | 5.6K | 24.73 | 139K | 264K | SEC |
| 2026-08-15 | 08-18 | Buonasera David | CHIEF TECHNOLOGY OFFICER | F 繳稅扣股 | 8.1K | 24.73 | 200K | 253K | SEC |
| 2026-08-15 | 08-18 | Buckley Sean Patrick | See Remarks | F 繳稅扣股 | 11.7K | 24.73 | 290K | 304K | SEC |
| 2026-08-15 | 08-18 | Day David | CHIEF FINANCIAL OFFICER | F 繳稅扣股 | 14.2K | 24.73 | 350K | 453K | SEC |
| 2026-08-15 | 08-18 | Evans Katie Seitz | See Remarks | F 繳稅扣股 | 11.2K | 24.73 | 277K | 486K | SEC |
| 2026-08-15 | 08-18 | Gephart Brian | CHIEF ACCOUNTING OFFICER | F 繳稅扣股 | 3.8K | 24.73 | 94K | 102K | SEC |
| 2026-08-14 | 08-18 | Caine Paul | Director | S 公開市場賣出(10b5-1) | 7.5K | 25.00 | 188K | 150K | SEC |
| 2026-08-13 | 08-14 | Day David | CHIEF FINANCIAL OFFICER | G 贈與 | 26.3K | – | – | 467K | SEC |
| 2026-08-10 | 08-12 | Caine Paul | Director | S 公開市場賣出(10b5-1) | 5.0K | 24.35 | 122K | 157K | SEC |
| 2026-08-10 | 08-12 | Lam Rachel | Director | S 公開市場賣出 | 10.0K | 24.16 | 242K | 231K | SEC |
| 2026-08-10 | 08-12 | Gephart Brian | CHIEF ACCOUNTING OFFICER | S 公開市場賣出 | 12.5K | 24.68 | 308K | 106K | SEC |
| 2026-08-06 | 08-07 | Evans Katie Seitz | See Remarks | M 選擇權執行 | 20.0K | 5.16 | 103K | 517K | SEC |
| 2026-08-06 | 08-07 | Knopper Douglas S | Director | S 公開市場賣出(10b5-1) | 37.3K | 22.72 | 848K | 88.5K | SEC |
| 2026-08-06 | 08-07 | BARRETT MICHAEL G. | CEO | S 公開市場賣出(10b5-1) | 294K | 22.72 | 6.7M | 403K | SEC |
| 2026-08-06 | 08-07 | BARRETT MICHAEL G. | CEO | M 選擇權執行 | 294K | 5.80 | 1.7M | 697K | SEC |
| 2026-08-06 | 08-07 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 871 | 25.00 | 22K | 261K | SEC |
| 2026-08-06 | 08-07 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 4.2K | 22.81 | 95K | 264K | SEC |
| 2026-08-06 | 08-07 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 2.6K | 24.00 | 62K | 262K | SEC |
| 2026-08-06 | 08-07 | Buckley Sean Patrick | See Remarks | M 選擇權執行 | 28.7K | 13.90 | 399K | 383K | SEC |
| 2026-08-06 | 08-07 | Buckley Sean Patrick | See Remarks | S 公開市場賣出(10b5-1) | 19.2K | 23.00 | 442K | 316K | SEC |
| 2026-08-06 | 08-07 | Evans Katie Seitz | See Remarks | S 公開市場賣出(10b5-1) | 20.0K | 24.00 | 480K | 497K | SEC |
| 2026-08-06 | 08-07 | Buckley Sean Patrick | See Remarks | S 公開市場賣出(10b5-1) | 47.9K | 25.09 | 1.2M | 335K | SEC |
| 2026-07-15 | 07-17 | BARRETT MICHAEL G. | CEO | S 公開市場賣出(10b5-1) | 38.6K | 20.35 | 785K | 403K | SEC |
| 2026-07-15 | 07-17 | BARRETT MICHAEL G. | CEO | M 選擇權執行 | 38.6K | 5.80 | 224K | 442K | SEC |
| 2026-07-10 | 07-14 | Caine Paul | Director | S 公開市場賣出(10b5-1) | 5.0K | 20.64 | 103K | 162K | SEC |
| 2026-07-07 | 07-09 | Buckley Sean Patrick | See Remarks | S 公開市場賣出(10b5-1) | 19.2K | 21.03 | 404K | 354K | SEC |
| 2026-07-07 | 07-09 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 1.2K | 21.00 | 26K | 268K | SEC |
| 2026-07-01 | 07-02 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 9.4K | 20.00 | 188K | 270K | SEC |
| 2026-06-29 | 07-01 | BARRETT MICHAEL G. | CEO | S 公開市場賣出(10b5-1) | 75.0K | 19.50 | 1.5M | 403K | SEC |
| 2026-06-29 | 07-01 | BARRETT MICHAEL G. | CEO | M 選擇權執行 | 75.0K | 5.80 | 435K | 478K | SEC |
| 2026-06-17 | 06-18 | Buckley Sean Patrick | See Remarks | S 公開市場賣出(10b5-1) | 19.2K | 19.00 | 365K | 374K | SEC |
| 2026-06-17 | 06-17 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 1.4K | 19.00 | 27K | 279K | SEC |
| 2026-06-16 | 06-17 | Knopper Douglas S | Director | S 公開市場賣出(10b5-1) | 37.3K | 18.10 | 676K | 126K | SEC |
| 2026-06-16 | 06-17 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 11.2K | 18.00 | 202K | 280K | SEC |
| 2026-06-16 | 06-17 | BARRETT MICHAEL G. | CEO | M 選擇權執行 | 100K | 5.80 | 580K | 503K | SEC |
| 2026-06-16 | 06-17 | BARRETT MICHAEL G. | CEO | S 公開市場賣出(10b5-1) | 100K | 17.50 | 1.8M | 403K | SEC |
| 2026-06-15 | 06-17 | BARRETT MICHAEL G. | CEO | S 公開市場賣出(10b5-1) | 179K | 16.59 | 3.0M | 403K | SEC |
| 2026-06-15 | 06-17 | BARRETT MICHAEL G. | CEO | M 選擇權執行 | 179K | 5.80 | 1.0M | 582K | SEC |
| 2026-06-15 | 06-17 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 1.1K | 17.00 | 18K | 292K | SEC |
| 2026-06-10 | 06-10 | Knopper Douglas S | Director | S 公開市場賣出(10b5-1) | 10.8K | 15.73 | 169K | 163K | SEC |
| 2026-06-10 | 06-10 | PEARSON DAVID T. | Director | S 公開市場賣出(10b5-1) | 10.8K | 15.65 | 168K | 79.0K | SEC |
| 2026-06-08 | 06-10 | Harden Sarah Patricia | Director | A 獲配股票 | 13.8K | – | – | 164K | SEC |
| 2026-06-08 | 06-10 | Knopper Douglas S | Director | A 獲配股票 | 13.8K | – | – | 174K | SEC |
| 2026-06-08 | 06-10 | Rossman James | Director | A 獲配股票 | 13.8K | – | – | 107K | SEC |
| 2026-06-08 | 06-10 | Lam Rachel | Director | A 獲配股票 | 13.8K | – | – | 241K | SEC |
| 2026-06-08 | 06-10 | Spillane Robert F | Director | A 獲配股票 | 13.8K | – | – | 57.7K | SEC |
| 2026-06-08 | 06-10 | PEARSON DAVID T. | Director | A 獲配股票 | 13.8K | – | – | 89.8K | SEC |
| 2026-06-08 | 06-10 | Yu Diane | Director | A 獲配股票 | 13.8K | – | – | 81.3K | SEC |
| 2026-06-08 | 06-10 | Caine Paul | Director | A 獲配股票 | 13.8K | – | – | 167K | SEC |
| 2026-06-01 | 06-03 | Buonasera David | CHIEF TECHNOLOGY OFFICER | S 公開市場賣出(10b5-1) | 1.4K | 15.00 | 21K | 293K | SEC |
| 2026-05-19 | 05-21 | Spillane Robert F | Director | S 公開市場賣出 | 10.0K | 13.33 | 133K | 43.9K | SEC |
| 2026-05-15 | 05-19 | BARRETT MICHAEL G. | CEO | F 繳稅扣股 | 10.4K | 12.82 | 133K | 403K | SEC |
| 2026-05-15 | 05-19 | Evans Katie Seitz | President, Operations | F 繳稅扣股 | 11.2K | 12.82 | 144K | 497K | SEC |
| 2026-05-15 | 05-19 | Buonasera David | CHIEF TECHNOLOGY OFFICER | F 繳稅扣股 | 8.3K | 12.82 | 107K | 294K | SEC |
| 2026-05-15 | 05-19 | Buckley Sean Patrick | President, Revenue | F 繳稅扣股 | 12.0K | 12.82 | 154K | 393K | SEC |
| 2026-05-15 | 05-19 | Saltz Aaron | CHIEF LEGAL OFFICER | F 繳稅扣股 | 5.6K | 12.82 | 72K | 270K | SEC |
| 2026-05-15 | 05-19 | Day David | CHIEF FINANCIAL OFFICER | F 繳稅扣股 | 14.2K | 12.82 | 182K | 493K | SEC |
| 2026-05-15 | 05-19 | Gephart Brian | CHIEF ACCOUNTING OFFICER | F 繳稅扣股 | 3.8K | 12.82 | 49K | 119K | SEC |
| 2026-02-18 | 02-18 | Soroca Adam Lee | CHIEF PRODUCT OFFICER | S 公開市場賣出(10b5-1) | 21.5K | 12.00 | 258K | 388K | SEC |
| 2026-02-15 | 02-18 | Gephart Brian | CHIEF ACCOUNTING OFFICER | F 繳稅扣股 | 6.1K | 11.70 | 72K | 122K | SEC |
| 2026-02-15 | 02-18 | Soroca Adam Lee | CHIEF PRODUCT OFFICER | F 繳稅扣股 | 18.9K | 11.70 | 222K | 410K | SEC |
| 2026-02-15 | 02-18 | Evans Katie Seitz | President, Operations | F 繳稅扣股 | 27.4K | 11.70 | 321K | 508K | SEC |
| 2026-02-15 | 02-18 | Day David | CHIEF FINANCIAL OFFICER | F 繳稅扣股 | 30.6K | 11.70 | 358K | 507K | SEC |
| 2026-02-15 | 02-18 | BARRETT MICHAEL G. | CEO | F 繳稅扣股 | 23.5K | 11.70 | 276K | 412K | SEC |
機構持股(13F) 管理規模 1 億美元以上的機構,每季末後 45 天內申報 · 最新 2026-06-30
前 25 大持有機構季末市值 · 與前一季股數比較
| 機構 | 持股 | 季末市值 | 股數季變化 | 動作 |
|---|---|---|---|---|
| BlackRock, Inc. | 12.7M | 241M | 新進 | 新進 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 8.2M | 156M | 新進 | 新進 |
| FMR LLC | 7.8M | 147M | 新進 | 新進 |
| VANGUARD CAPITAL MANAGEMENT LLC | 6.2M | 118M | 新進 | 新進 |
| WELLINGTON MANAGEMENT GROUP LLP | 6.0M | 115M | 新進 | 新進 |
| DIMENSIONAL FUND ADVISORS LP | 5.3M | 99.8M | 新進 | 新進 |
| Boston Partners | 5.0M | 95.9M | 新進 | 新進 |
| AMERICAN CENTURY COMPANIES INC | 4.6M | 87.7M | 新進 | 新進 |
| Capital Research Global Investors | 3.9M | 73.4M | 新進 | 新進 |
| Nuveen, LLC | 3.8M | 72.0M | 新進 | 新進 |
| GEODE CAPITAL MANAGEMENT, LLC | 3.8M | 71.9M | 新進 | 新進 |
| Edenbrook Capital, LLC | 3.6M | 67.5M | 新進 | 新進 |
| STATE STREET CORP | 3.5M | 67.0M | 新進 | 新進 |
| 325 CAPITAL LLC | 3.4M | 64.8M | 新進 | 新進 |
| Nine Ten Capital Management LLC | 3.3M | 61.9M | 新進 | 新進 |
| Granahan Investment Management, LLC | 3.1M | 58.5M | 新進 | 新進 |
| CANADA PENSION PLAN INVESTMENT BOARD | 3.0M | 56.8M | 新進 | 新進 |
| JANE STREET GROUP, LLC | 2.2M | 41.7M | 新進 | 新進 |
| Park West Asset Management LLC | 2.0M | 38.0M | 新進 | 新進 |
| MORGAN STANLEY | 2.0M | 37.8M | 新進 | 新進 |
| Qube Research & Technologies Ltd | 2.0M | 37.1M | 新進 | 新進 |
| Blue Grotto Capital, LLC | 1.7M | 32.4M | 新進 | 新進 |
| KENNEDY CAPITAL MANAGEMENT LLC | 1.7M | 31.6M | 新進 | 新進 |
| NORTHERN TRUST CORP | 1.6M | 29.5M | 新進 | 新進 |
| ROYCE & ASSOCIATES LP | 1.5M | 28.0M | 新進 | 新進 |
持有機構數近 12 季
每季 13F 申報中持有本股的機構家數;綠柱 = 比上季少。機構數是「有多少人在船上」,不是「買了多少」。
| 持有機構 · 季變化 | 310 +13 |
|---|---|
| 新進 / 出清 / 加碼 / 減碼 | 310 / 0 / 0 / 0 |
| 機構合計持股 · 佔流通股 | 143M · 99.4% |
| 合計季末市值 | 2.7B |
13F 只申報多頭部位(含可轉債與選擇權,選擇權這裡已排除),不申報放空,也不申報 1 億美元以下的機構。同一集團多個申報主體會各算一家。
放空餘額 FINRA 每月兩次(15 日與月底結算)· 最新 2026-08-31
空單佔流通股近 13 個月
FINRA 每月兩次結算的空單餘額佔流通股數的比例,近 13 個月。滑到柱子看股數與回補天數。
最新一期
| 空單股數 | 11.0M |
|---|---|
| 與上期比 | -1.8% |
| 佔流通股數 | 7.65% |
| 日均成交量 | 1.9M |
| 回補天數 | 5.6 天 |
空單佔比 10% 以上算高、20% 以上算很高(這是通行的說法,不是本站的判斷)。回補天數 = 空單 ÷ 日均量,天數愈長,空方要出場時愈容易推升股價。
放空餘額是「有人借股票賣掉還沒還」的存量,不代表看空的人正在加碼;避險基金做多空配對時也會產生空單。
| 結算日 | 空單股數 | 與上期比 | 佔流通股 | 日均量 | 回補天數 |
|---|---|---|---|---|---|
| 2026-08-31 | 11.0M | -1.8% | 7.65% | 1.9M | 5.6 |
| 2026-08-14 | 11.2M | -4.0% | 7.79% | 3.6M | 3.1 |
| 2026-07-31 | 11.6M | -14.5% | 8.11% | 2.1M | 5.6 |
| 2026-07-15 | 13.6M | -7.5% | 9.49% | 2.5M | 5.4 |
| 2026-06-30 | 14.7M | +9.6% | 10.26% | 4.1M | 3.6 |
| 2026-06-15 | 13.4M | +10.6% | 9.36% | 2.9M | 4.7 |
| 2026-05-29 | 12.1M | -0.7% | 8.46% | 2.3M | 5.3 |
| 2026-05-15 | 12.2M | +0.6% | 8.52% | 3.4M | 3.6 |
| 2026-04-30 | 12.1M | +7.1% | 8.47% | 2.0M | 6.0 |
| 2026-04-15 | 11.3M | +4.5% | 7.90% | 1.7M | 6.6 |
| 2026-03-31 | 10.8M | -1.0% | 7.56% | 2.1M | 5.3 |
| 2026-03-13 | 11.0M | -4.7% | 7.64% | 1.9M | 5.8 |
| 2026-02-27 | 11.5M | -10.9% | 8.02% | 2.6M | 4.4 |
| 2026-02-13 | 12.9M | -8.3% | 9.00% | 3.0M | 4.3 |
| 2026-01-30 | 14.1M | -7.8% | 9.82% | 2.0M | 6.9 |
| 2026-01-15 | 15.3M | +10.0% | 10.65% | 2.3M | 6.6 |
| 2025-12-31 | 13.9M | +3.8% | 9.68% | 1.8M | 7.7 |
| 2025-12-15 | 13.4M | +5.7% | 9.33% | 2.4M | 5.5 |
| 2025-11-28 | 12.7M | -19.0% | 8.82% | 2.7M | 4.7 |
| 2025-11-14 | 15.6M | +1.6% | 10.90% | 4.0M | 4.0 |
| 2025-10-31 | 15.4M | +10.6% | 10.73% | 2.3M | 6.8 |
| 2025-10-15 | 13.9M | -4.9% | 9.70% | 3.0M | 4.7 |
| 2025-09-30 | 14.6M | +1.2% | 10.20% | 3.3M | 4.4 |
| 2025-09-15 | 14.5M | -0.5% | 10.08% | 2.8M | 5.1 |
| 2025-08-29 | 14.5M | -2.9% | 10.13% | 3.2M | 4.6 |
| 2025-08-15 | 15.0M | -1.7% | 10.43% | 3.0M | 4.9 |