13F 申報指南13F 觀念全攻略
什麼是 SEC Form 13F 申報？美股機構大戶持股全攻略
完整解讀 Form 13F 申報規範、1 億美元門檻與 45 天延遲申報機制，學會如何追蹤頂級對沖基金與機構法人持倉動向。
AlphaSMO 權威研究指南閱讀專題
CIK: 0001504304
申報總市值
US$4.5億
US$4.5億
142 檔
18.1%
在 Q1 2025 的 13F 官方備案中，Bulldog Investors, LLP 管理的美股投資組合規模來到 US$4.5億，整體持股檔數為 142 檔。
Q1 2025 數據顯示 Bulldog Investors, LLP 積極進場，新開立 142 個部位並同步加碼 0 檔個股，反映機構在該季度的資金注入與籌碼積累。
從部位權重觀察，前 5 大標的（包含 STEW, CION, GAM）累計市值佔比達 18.1%，是驅動 Bulldog Investors, LLP 該季度整體投資組合績效表現的核心支柱。
| # | 代號 | 標的名稱 | 資產子類別 | 佔比 | 佔比變動 | 持倉量變化 | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | STEW | Srh Total Return Fund Inc | 股票-其他 | 5.67% | +0.35% | -0.61% | |
| 2 | CION | Cion Investment CORP | 股票-其他 | 4.75% | -0.25% | +0.72% | |
| 3 | GAM | General American Investors | 股票-其他 | 4.66% | +0.26% | +5.41% | |
| 4 | DSM | Bnym Strat Muni Bnd | 股票-其他 | 3.95% | -0.41% | +20.28% | |
| 5 | AFB | Allianceberstein Ntl Muni | 股票-其他 | 3.20% | — | +15.85% | |
| 6 | CET | Central Securities CORP | 股票-其他 | 3.12% | +0.74% | +1.42% | |
| 7 | ✓ | Bny Mellon Mun Income Inc Com | 股票-其他 | 3.11% | — | +0.65% | |
| 8 | NBXG | Neuberger Next Generation Co | 股票-其他 | 2.98% | +0.88% | +51.86% | |
| 9 | TPL | Texas Pacific Land CORP | 股票-能源 | 2.87% | -0.23% | -0.27% | |
| 10 | XCMUX | Mfs High Yield Municipal Tr | 股票-其他 | 2.48% | -2.84% | EXIT | |
| 11 | TRC | Tejon Ranch Co | 股票-其他 | 2.27% | -0.10% | +32.10% | |
| 12 | RWAY | Runway Growth Finance CORP | 股票-其他 | 2.23% | -0.59% | -0.88% | |
| 13 | XGDVX | Gabelli Dividend & Income Tr | 股票-其他 | 1.97% | +0.13% | -0.04% | |
| 14 | ✓ | Haymaker Acquisition CORP Iv | 股票-其他 | 1.95% | — | -6.86% | |
| 15 | CNNE | Cannae Holdings Inc | 股票-其他 | 1.89% | -0.27% | +41.30% | |
| 16 | IIF | Morgan Stanley India Invest | 股票-其他 | 1.89% | — | -0.63% | |
| 17 | XCXHX | Mfs Investment Grade Muni | 股票-其他 | 1.84% | -2.13% | EXIT | |
| 18 | ✓ | M3brigade Acquisition V CORP | 股票-其他 | 1.76% | — | +10.25% | |
| 19 | ARES | Ares Management Corporation | 股票-金融 | 1.51% | — | -4.64% | |
| 20 | LPAAU | Launch One Acquisition Corp. | 股票-其他 | 1.50% | — | -3.32% | |
| 21 | TYG | Tortoise Energy Infrastruct | 股票-其他 | 1.48% | — | -33.02% | |
| 22 | CPTAUSD | Logan Ridge Finance CORP | 股票-其他 | 1.43% | — | +9.53% | |
| 23 | CUBWW | Lionheart Holdings | 股票-其他 | 1.43% | — | -5.81% | |
| 24 | YCY-UN | AA Mission Acquisition Corp. II | 股票-其他 | 1.42% | — | -6.29% | |
| 25 | XENWX | Eaton Vance New York Municip | 股票-其他 | 1.39% | — | -24.12% | |
| 26 | ✓ | Roman Dbdr Acquisition CORP | 股票-其他 | 1.34% | — | — | |
| 27 | SIMA | SIM Acquisition Corp. I | 股票-其他 | 1.21% | -0.48% | EXIT | |
| 28 | GF | New Germany Fund Inc/the | 股票-其他 | 1.19% | +0.12% | +28.75% | |
| 29 | EVAC-WT | EQV Ventures Acquisition Corp. II WT | 股票-其他 | 1.10% | — | — | |
| 30 | ALFUW | Centurion Acquisition Corp. | 股票-其他 | 1.09% | — | -6.71% | |
| 31 | ✓ | Cantor Equity Partners Inc | 股票-其他 | 1.08% | — | -4.27% | |
| 32 | VOYG | Voyager Technologies, Inc. | 股票-其他 | 1.08% | — | — | |
| 33 | ✓ | Jackson Acquisition Co Ii | 股票-其他 | 1.07% | -0.52% | — | |
| 34 | PGZ | Principal Real Estate Income | 股票-其他 | 1.05% | — | — | |
| 35 | ✓ | 股票-其他 | 0.98% | — | — | ||
| 36 | DMA | Destra Multi-alternative | 股票-其他 | 0.90% | -0.02% | — | |
| 37 | ✓ | Silverbox CORP Iv | 股票-其他 | 0.85% | — | +34.19% | |
| 38 | BCIC | Bcp Investment CORP | 股票-其他 | 0.84% | -0.03% | — | |
| 39 | BTX | Blackrock Tech & Priv Eqty | 股票-其他 | 0.83% | +0.02% | NEW | |
| 40 | GDL | Gdl Fund | 股票-其他 | 0.82% | -0.01% | — | |
| 41 | ✓ | 股票-其他 | 0.82% | — | +83.74% | ||
| 42 | ✓ | 股票-其他 | 0.80% | +1.40% | NEW | ||
| 43 | ✓ | Hcm Ii Acquisition CORP | 股票-其他 | 0.79% | — | -21.15% | |
| 44 | KTF | Dws Municipal Income Trust | 股票-其他 | 0.78% | — | -32.63% | |
| 45 | ECF | Ellsworth Growth And Income | 股票-其他 | 0.77% | +0.09% | -0.62% | |
| 46 | EAF | GrafTech International Ltd. | 股票-其他 | 0.75% | -0.24% | EXIT | |
| 47 | ✓ | Rf Acquisition CORP Ii | 股票-其他 | 0.67% | — | — | |
| 48 | ✓ | Tavia Acquisition CORP | 股票-其他 | 0.63% | -0.24% | EXIT | |
| 49 | ✓ | 股票-其他 | 0.62% | — | -0.11% | ||
| 50 | ✓ | Roman Dbdr Acquisition CORP | 股票-其他 | 0.59% | — | -70.30% |
| # | 代號 | 標的名稱 | 佔比變動 | 持倉量變化 | 異動類型 |
|---|---|---|---|---|---|
| 1 | STEW | Srh Total Return Fund Inc | — | NEW | 新建倉 |
| 2 | CION | Cion Investment CORP | — | NEW | 新建倉 |
| 3 | GAM | General American Investors | — | NEW | 新建倉 |
| 4 | DSM | Bnym Strat Muni Bnd | — | NEW | 新建倉 |
| 5 | AFB | Allianceberstein Ntl Muni | — | NEW | 新建倉 |
| 6 | CET | Central Securities CORP | — | NEW | 新建倉 |
| 7 | ✓ | Bny Mellon Mun Income Inc Com | — | NEW | 新建倉 |
| 8 | NBXG | Neuberger Next Generation Co | — | NEW | 新建倉 |
| 9 | TPL | Texas Pacific Land CORP | — | NEW | 新建倉 |
| 10 | XCMUX | Mfs High Yield Municipal Tr | — | NEW | 新建倉 |
| 11 | TRC | Tejon Ranch Co | — | NEW | 新建倉 |
| 12 | RWAY | Runway Growth Finance CORP | — | NEW | 新建倉 |
| 13 | XGDVX | Gabelli Dividend & Income Tr | — | NEW | 新建倉 |
| 14 | ✓ | Haymaker Acquisition CORP Iv | — | NEW | 新建倉 |
| 15 | CNNE | Cannae Holdings Inc | — | NEW | 新建倉 |
| 16 | IIF | Morgan Stanley India Invest | — | NEW | 新建倉 |
| 17 | XCXHX | Mfs Investment Grade Muni | — | NEW | 新建倉 |
| 18 | ✓ | M3brigade Acquisition V CORP | — | NEW | 新建倉 |
| 19 | ARES | Ares Management Corporation | — | NEW | 新建倉 |
| 20 | LPAAU | Launch One Acquisition Corp. | — | NEW | 新建倉 |
| 21 | TYG | Tortoise Energy Infrastruct | — | NEW | 新建倉 |
| 22 | CPTAUSD | Logan Ridge Finance CORP | — | NEW | 新建倉 |
| 23 | CUBWW | Lionheart Holdings | — | NEW | 新建倉 |
| 24 | YCY-UN | AA Mission Acquisition Corp. II | — | NEW | 新建倉 |
| 25 | XENWX | Eaton Vance New York Municip | — | NEW | 新建倉 |
| 26 | ✓ | Roman Dbdr Acquisition CORP | — | NEW | 新建倉 |
| 27 | SIMA | SIM Acquisition Corp. I | — | NEW | 新建倉 |
| 28 | GF | New Germany Fund Inc/the | — | NEW | 新建倉 |
| 29 | EVAC-WT | EQV Ventures Acquisition Corp. II WT | — | NEW | 新建倉 |
| 30 | ALFUW | Centurion Acquisition Corp. | — | NEW | 新建倉 |
| 31 | ✓ | Cantor Equity Partners Inc | — | NEW | 新建倉 |
| 32 | VOYG | Voyager Technologies, Inc. | — | NEW | 新建倉 |
| 33 | ✓ | Jackson Acquisition Co Ii | — | NEW | 新建倉 |
| 34 | PGZ | Principal Real Estate Income | — | NEW | 新建倉 |
| 35 | ✓ | — | NEW | 新建倉 | |
| 36 | DMA | Destra Multi-alternative | — | NEW | 新建倉 |
| 37 | ✓ | Silverbox CORP Iv | — | NEW | 新建倉 |
| 38 | BCIC | Bcp Investment CORP | — | NEW | 新建倉 |
| 39 | BTX | Blackrock Tech & Priv Eqty | — | NEW | 新建倉 |
| 40 | GDL | Gdl Fund | — | NEW | 新建倉 |
| 41 | ✓ | — | NEW | 新建倉 | |
| 42 | ✓ | — | NEW | 新建倉 | |
| 43 | ✓ | Hcm Ii Acquisition CORP | — | NEW | 新建倉 |
| 44 | KTF | Dws Municipal Income Trust | — | NEW | 新建倉 |
| 45 | ECF | Ellsworth Growth And Income | — | NEW | 新建倉 |
| 46 | EAF | GrafTech International Ltd. | — | NEW | 新建倉 |
| 47 | ✓ | Rf Acquisition CORP Ii | — | NEW | 新建倉 |
| 48 | ✓ | Tavia Acquisition CORP | — | NEW | 新建倉 |
| 49 | ✓ | — | NEW | 新建倉 | |
| 50 | ✓ | Roman Dbdr Acquisition CORP | — | NEW | 新建倉 |
根據 SEC 官方 Form 13F 申報備案，Bulldog Investors, LLP 在 Q1 2025 季度的美股持倉總市值約為 US$4.5億，共申報了 142 個公開持股部位。
在 Q1 2025 季度，Bulldog Investors, LLP 按市值排列的前三大核心持股分別為：STEW (5.7%)、CION (4.8%)、GAM (4.7%)。其中最大持股部位 STEW 佔據整體投資組合約 5.7% 的權重。
精選 AlphaSMO 大戶持股與內部人交易深度分析，提升投資決策勝率
完整解讀 Form 13F 申報規範、1 億美元門檻與 45 天延遲申報機制，學會如何追蹤頂級對沖基金與機構法人持倉動向。
本季最大新建倉標的
STEW
市值: US$2095.4萬
在 Q1 2025 季度中，Bulldog Investors, LLP 共進行了 142 項持倉異動，包含新建倉 142 個部位、加碼 0 個部位、減碼 0 個部位以及清倉 0 個部位。 其中最大新建倉標的為 STEW。
本頁面所有持股數據均直接同步自美國證券交易委員會（SEC）EDGAR 官方系統之 13F-HR / 13F-HR/A 季度申報文件。AlphaSMO 透過機器解析 CUSIP 與個股對照，提供 100% 精準對齊的歷史時序數據集，並支援 Schema.org 結構化資料格式。
解析公司高管、董事與 10% 大股東之 Form 4 內部人交易申報，掌握高管自家股票買賣第一手訊號。
深入剖析 5% 股益申報門檻、13D 與 13G 之差異，以及最新 SEC 申報時程規範，洞察機構法人的激進投資動向。