只使用免费官方源：SEC Forms 3/4/5 结构化内部人申报，以及 FINRA Consolidated NMS 场外卖空成交量。 两类数据均保留来源边界，不转写成买卖建议。
SEC 已完成季度 Forms 3/4/5 结构化历史基线 + EDGAR 当前季度 Form 4 增量；个股卡片仅展示当前自然季度的非衍生证券买卖代码 P/S（公开市场或私下交易），成交金额由股数 × 每股价格计算。
官方数据说明| 2026-07-27 2026-07-28 | SAFT SAFETY INSURANCE GROUP INC | SRB CORP TenPercentOwner | 卖出（S） | 774,177 | US$103.05 | US$7978.09万 | 473,387 | SEC |
| 2026-07-27 2026-07-28 | SAFT SAFETY INSURANCE GROUP INC | Plymouth Rock Co Inc TenPercentOwner | 卖出（S） | 774,177 | US$103.05 | US$7978.09万 | 473,387 | SEC |
| 2026-07-24 2026-07-27 | SAFT SAFETY INSURANCE GROUP INC | SRB CORP TenPercentOwner | 卖出（S） | 38,835 | US$103.08 | US$400.3万 | 1,713,739 | SEC |
| 2026-07-24 2026-07-27 | SAFT SAFETY INSURANCE GROUP INC | Plymouth Rock Co Inc TenPercentOwner | 卖出（S） | 38,835 | US$103.08 | US$400.3万 | 1,713,739 | SEC |
| 2026-07-17 2026-07-20 | SAFT SAFETY INSURANCE GROUP INC | SRB CORP TenPercentOwner | 卖出（S） | 5,159 | US$76.03 | US$392,246.51 | 1,752,574 | SEC |
| 2026-07-17 2026-07-20 | SAFT SAFETY INSURANCE GROUP INC | Plymouth Rock Co Inc TenPercentOwner | 卖出（S） | 5,159 | US$76.03 | US$392,246.51 | 1,752,574 | SEC |
| 2026-07-13 2026-07-14 | SAFT SAFETY INSURANCE GROUP INC | SRB CORP TenPercentOwner | 卖出（S） | 34,272 | US$76.04 | US$260.59万 | 1,757,733 | SEC |
| 2026-07-13 2026-07-14 | SAFT SAFETY INSURANCE GROUP INC | Plymouth Rock Co Inc TenPercentOwner | 卖出（S） | 34,272 | US$76.04 | US$260.59万 | 1,757,733 | SEC |
| 2026-07-09 2026-07-10 | SAFT SAFETY INSURANCE GROUP INC | SRB CORP TenPercentOwner | 卖出（S） | 2,650 | US$76.51 | US$202,754.15 | 1,792,005 | SEC |
| 2026-07-09 2026-07-10 | SAFT SAFETY INSURANCE GROUP INC | Plymouth Rock Co Inc TenPercentOwner | 卖出（S） | 2,650 | US$76.51 | US$202,754.15 | 1,792,005 | SEC |
| 2026-07-08 2026-07-09 | UUU UNIVERSAL SAFETY PRODUCTS, INC. | AULT MILTON C III Director,TenPercentOwner | 买入（P） | 100 | US$3.89 | US$388.69 | 2,600 | SEC |
| 2026-07-08 2026-07-09 | UUU UNIVERSAL SAFETY PRODUCTS, INC. | AULT MILTON C III Director,TenPercentOwner | 买入（P） | 200 | US$3.96 | US$792.00 | 6,200 | SEC |
| 2026-07-07 2026-07-09 | UUU UNIVERSAL SAFETY PRODUCTS, INC. | AULT MILTON C III Director,TenPercentOwner | 买入（P） | 300 | US$4.06 | US$1,217.82 | 2,500 | SEC |
| 2026-06-15 2026-06-16 | NMFC New Mountain Finance Corp | Malfettone John P Director | 卖出（S） | 77,500 | US$7.89 | US$611,475.00 | 0 | SEC |
| 2026-06-11 2026-06-12 | MSA MSA Safety Inc | BECK JULIE A Officer · Chief Financial Officer | 买入（P） | 448 | US$158.69 | US$71,093.12 | 3,825 | SEC |
| 2026-06-01 2026-06-01 | CVLG COVENANT LOGISTICS GROUP, INC. | Ballard Joey Officer · EVP, Chief People & Safety Off | 卖出（S） | 4,000 | US$40.15 | US$160,600.00 | 13,149 | SEC |
| 2026-05-26 2026-05-27 | CVLG COVENANT LOGISTICS GROUP, INC. | Ballard Joey Officer · EVP, Chief People & Safety Off | 卖出（S） | 3,718 | US$38.00 | US$141,284.00 | 17,149 | SEC |
| 2026-05-22 2026-05-27 | CVLG COVENANT LOGISTICS GROUP, INC. | Ballard Joey Officer · EVP, Chief People & Safety Off | 卖出（S） | 4,282 | US$37.40 | US$160,146.80 | 20,867 | SEC |
| 2026-05-20 2026-05-22 | RBLX Roblox Corp | Kaufman Matthew D Officer · Chief Safety Officer | 卖出（S） | 12,756 | US$45.36 | US$578,612.16 | 350,154 | SEC |
| 2026-05-20 2026-05-22 | RBLX Roblox Corp | Kaufman Matthew D Officer · Chief Safety Officer | 卖出（S） | 1,410 | US$44.42 | US$62,632.20 | 362,910 | SEC |
| 2026-05-20 2026-05-22 | RBLX Roblox Corp | Kaufman Matthew D Officer · Chief Safety Officer | 卖出（S） | 190 | US$45.89 | US$8,719.10 | 349,964 | SEC |
| 2026-05-15 2026-05-19 | UUU UNIVERSAL SAFETY PRODUCTS, INC. | AULT MILTON C III Director,TenPercentOwner | 买入（P） | 185,000 | US$5.75 | US$106.38万 | 1,025,252 | SEC |
| 2026-05-13 2026-05-15 | PRM Perimeter Solutions, Inc. | Emery Jeffrey Officer · President - Global Fire Safety | 卖出（S） | 53,537 | US$33.45 | US$179.08万 | 0 | SEC |
| 2026-05-13 2026-05-14 | FET FORUM ENERGY TECHNOLOGIES, INC. | Danford Michael Dewayne Officer · SVP & CHO | 卖出（S） | 3,000 | US$55.49 | US$166,470.00 | 54,139 | SEC |
| 2026-05-11 2026-05-13 | CMI CUMMINS INC | Fetch Bonnie J Officer · EVP & President - Operations | 卖出（S） | 642.82 | US$702.66 | US$451,683.90 | 0 | SEC |
| 2026-05-11 2026-05-12 | PRM Perimeter Solutions, Inc. | Emery Jeffrey Officer · President - Global Fire Safety | 卖出（S） | 2,108 | US$34.05 | US$71,777.40 | 0 | SEC |
| 2026-05-11 2026-05-12 | PRM Perimeter Solutions, Inc. | Emery Jeffrey Officer · President - Global Fire Safety | 卖出（S） | 97,855 | US$32.90 | US$321.94万 | 2,108 | SEC |
| 2026-05-11 2026-05-11 | CMI CUMMINS INC | Fetch Bonnie J Officer · EVP & President - Operations | 卖出（S） | 652 | US$700.19 | US$456,523.88 | 11,679 | SEC |
| 2026-05-08 2026-05-12 | PRM Perimeter Solutions, Inc. | Emery Jeffrey Officer · President - Global Fire Safety | 卖出（S） | 46,500 | US$32.00 | US$148.8万 | 0 | SEC |
| 2026-05-01 2026-05-05 | DVA DAVITA INC. | BUFFETT WARREN E TenPercentOwner | 卖出（S） | 1,220,376 | US$149.84 | US$1.83亿 | 28,880,209 | SEC |
| 2026-04-30 2026-05-04 | UUU UNIVERSAL SAFETY PRODUCTS, INC. | AULT MILTON C III Director,TenPercentOwner | 买入（P） | 155,000 | US$5.75 | US$891,250.00 | 840,252 | SEC |
| 2026-04-13 2026-04-15 | RBLX Roblox Corp | Kaufman Matthew D Officer · Chief Safety Officer | 卖出（S） | 100 | US$58.45 | US$5,845.00 | 364,320 | SEC |
| 2026-04-13 2026-04-15 | RBLX Roblox Corp | Kaufman Matthew D Officer · Chief Safety Officer | 卖出（S） | 13,225 | US$57.94 | US$766,256.50 | 364,420 | SEC |
| 2026-03-31 2026-04-01 | UUU UNIVERSAL SAFETY PRODUCTS, INC. | AULT MILTON C III Director,TenPercentOwner | 买入（P） | 100 | US$5.54 | US$554.00 | 2,200 | SEC |
| 2026-03-31 2026-04-01 | UUU UNIVERSAL SAFETY PRODUCTS, INC. | AULT MILTON C III Director,TenPercentOwner | 买入（P） | 5,000 | US$5.85 | US$29,250.00 | 685,252 | SEC |
| 2026-03-31 2026-04-01 | UUU UNIVERSAL SAFETY PRODUCTS, INC. | AULT MILTON C III Director,TenPercentOwner | 买入（P） | 5,000 | US$5.84 | US$29,200.00 | 20,000 | SEC |
| 2026-03-30 2026-04-01 | UUU UNIVERSAL SAFETY PRODUCTS, INC. | AULT MILTON C III Director,TenPercentOwner | 买入（P） | 2,008 | US$5.54 | US$11,124.32 | 680,252 | SEC |
| 2026-03-30 2026-04-01 | UUU UNIVERSAL SAFETY PRODUCTS, INC. | AULT MILTON C III Director,TenPercentOwner | 买入（P） | 500 | US$5.39 | US$2,695.00 | 2,100 | SEC |
| 代码 | 卖空成交量 | 豁免卖空量 | 场外总成交量 | 卖空量占比 | 报告设施 |
|---|---|---|---|---|---|
| FET | 115,939.6807 | 154 | 146,477.1743 | 79.15% | B, Q, N |
| FETH | 310,292.5686 | 5,085 | 466,327.6761 | 66.54% | B, Q, N |