Insider buying on May 28, 2026
57 open-market insider purchases filed with the SEC on May 28, 2026, worth $47.73M in total. Largest: ARTV ($16.50M).
← May 27, 2026 · May 29, 2026 →
| Filed | Stock | Insider | Value | Shares | Price | Since buy | Stake | Trade | |
|---|---|---|---|---|---|---|---|---|---|
| May 28 | ARTVArtiva Biotherapeutics, Inc. | GC Corp. +110% Owner | $16.50M | 1,432,291 | $11.52 | -64% | +816% | May 11 | SEC |
| May 28 | HLNEHamilton Lane INC | Rogers Hartley R.Executive Co-Chairman, Director… | $9.99M | 110,932 | $90.08 | +0.1% | — | May 26 | SEC |
| May 28 | STRUXStepStone Private Infrastruct… | StepStone Group LP10% Owner | $3M | 265,567 | $11.30 | — | — | Sep 28 | SEC |
| May 28 | GFNew Germany Fund Inc | Saba Capital Management, L.P.indirect10% Owner | $2.92M | 244,493 | $11.93 | -14% | +8% | May 26 | SEC |
| May 28 | SCHWSchwab Charles Corp | Wurster Richard APresident & CEO, Director | $1.85M | 21,959 | $84.23 | +9.9% | +11% | May 28 | SEC |
| May 28 | MXFMexico Fund Inc | Saba Capital Management, L.P.indirect10% Owner | $1.31M | 59,010 | $22.20 | -7.5% | +3% | May 26 | SEC |
| May 28 | LOGCContextLogic Holdings Inc. | Bobbili RajaindirectDirector, 10% Owner | $1.14M | 130,201 | $8.72 | +75% | +32% | May 26 | SEC |
| May 28 | CORCencora, Inc. | Durcan Dermot MarkDirector | $1.07M | 4,000 | $266.26 | +28% | +17% | May 28 | SEC |
| May 28 | PSECProspect Capital Corp | Barry John FChief Executive Officer, Director… | $1M | 433,000 | $2.32 | -40% | +0% | May 26 | SEC |
| May 28 | GLOBGlobant S.A. | Aguzin Alejandro NicolasDirector | $971.75K | 25,000 | $38.87 | +27% | +108% | May 27 | SEC |
| May 28 | PAMPampa Energy Inc. | Mindlin Marcos MarceloDirector, 10% Owner | $926.75K | 275,000 | $3.37 | — | +1% | May 27 | SEC |
| May 28 | DNUTKrispy Kreme, Inc. | Hees BernardoindirectDirector | $768.64K | 225,077 | $3.42 | +35% | +32% | May 26 | SEC |
| May 28 | NAKANakamoto Inc. | Bailey David FChief Executive Officer, Director… | $683.11K | 136,333 | $5.01 | +11% | +5% | May 26 | SEC |
| May 28 | CDZICadiz Inc | O'Hara David MarkDirector | $507.76K | 110,865 | $4.58 | -26% | >+999% | May 26 | SEC |
| May 28 | XPEPXAMG Pantheon Fund, LLC | Miller Jeffrey GrantExecutive Vice President | $500K | 17,042 | $29.34 | — | new | May 1 | SEC |
| May 28 | BSMBlack Stone Minerals, L.P. | DeWalch D MarkDirector | $497.36K | 37,650 | $13.21 | +8.6% | +10% | May 28 | SEC |
| May 28 | PLYXPolaryx Therapeutics, Inc. | Mstone Partners Healthcare Lt…indirectprivateDirector, 10% Owner | $360K | 88,453 | $4.07 | — | +0% | May 27 | SEC |
| May 28 | PAXPatria Investments Ltd | Neto Olimpio MatarazzoindirectDirector | $341.85K | 30,000 | $11.39 | -16% | +67% | May 26 | SEC |
| May 28 | TMCITreace Medical Concepts, Inc. | Treace John T.Chief Executive Officer, Director… | $340.36K | 115,520 | $2.95 | +42% | +2% | May 26 | SEC |
| May 28 | CAVACava Group, Inc. | Thompson Douglas W.Chief Operations Officer | $317.80K | 4,000 | $79.45 | -24% | +63% | May 26 | SEC |
| May 28 | NAKANakamoto Inc. | Bailey David FChief Executive Officer, Director… | $309.52K | 55,115 | $5.62 | -0.8% | +2% | May 28 | SEC |
| May 28 | DGICADonegal Group Inc | Donegal Mutual Insurance Co10% Owner | $293.08K | 17,000 | $17.24 | +10.0% | +0% | May 26 | SEC |
| May 28 | CRTCross Timbers Royalty Trust | SoftVest GP I, LLC +2indirect10% Owner | $254.44K | 23,386 | $10.88 | +14% | +3% | May 26 | SEC |
| May 28 | MTDRMatador Resources Co | Foran Joseph WmChairman and CEO, Director | $244.78K | 4,675 | $52.36 | -4.8% | +201% | May 27 | SEC |
| May 28 | NWBINorthwest Bancshares, Inc. | Hunter Timothy MDirector | $139.70K | 10,000 | $13.97 | +9.6% | +5% | May 27 | SEC |
| May 28 | AUNAAuna S.A. | Zamora Leon JesusPresident, Director | $134.75K | 32,000 | $4.21 | +9.0% | +104% | May 26 | SEC |
| May 28 | RLIRli Corp | Klobnak Jennifer LChief Operating Officer | $105.44K | 2,000 | $52.72 | +32% | +2% | May 27 | SEC |
| May 28 | RLIRli Corp | Kliethermes Craig WChief Executive Officer | $104K | 2,000 | $52.00 | +34% | +1% | May 27 | SEC |
| May 28 | HFROHighland Opportunities & Inco… | Saba Capital Management, L.P.indirect10% Owner | $99.43K | 15,858 | $6.27 | -2.2% | +0% | May 26 | SEC |
| May 28 | GTMZoomInfo Technologies Inc. | Maida DomenicDirector | $99K | 27,500 | $3.60 | -3.2% | +71% | May 26 | SEC |
| May 28 | CURICuriosityStream Inc. | Stinchcomb Clinton LarryPresident and CEO, Director | $80.10K | 30,000 | $2.67 | -5.6% | +1% | May 26 | SEC |
| May 28 | JACKJack In The Box Inc | Diaz Guillermo JrDirector | $68.62K | 5,962 | $11.51 | +25% | +40% | May 28 | SEC |
| May 28 | UBCPUnited Bancorp Inc | Glessner Gary WDirector | $52.66K | 3,527 | $14.93 | -2.7% | +3% | May 27 | SEC |
| May 28 | BZUNBaozun Inc. | Qiu WenbinindirectChief Executive Officer, Director | $51.30K | 20,000 | $2.56 | +34% | +1% | May 26 | SEC |
| May 28 | ADMAAdma Biologics, Inc. | Grossman Jerrold BDirector | $50.62K | 6,400 | $7.91 | +67% | +1% | May 27 | SEC |
| May 28 | GPGIGPGI, Inc. | Moriarty Kevin MDirector | $50K | 3,956 | $12.64 | +7.8% | +6% | May 26 | SEC |
| May 28 | ATYRaTYR PHARMA INC | Schimmel PaulindirectDirector | $50K | 100,000 | $0.50 | -70% | +15% | May 27 | SEC |
| May 28 | STEXStreamex Corp. | Lekstrom Morgan LeeindirectInterim Executive Chairman, Direc… | $49.98K | 34,000 | $1.47 | -78% | +12% | May 28 | SEC |
| May 28 | RNTXRein Therapeutics, Inc. | Von Rickenbach Josef HDirector | $49.70K | 47,060 | $1.06 | -42% | — | May 21 | SEC |
| May 28 | WATTEnergous Corp | Burak Mallorie SaraCEO & CFO, Director | $49.42K | 1,867 | $26.47 | -73% | +7% | May 27 | SEC |
| May 28 | FIPFTAI Infrastructure Inc. | Fletcher Carl Russell IVCFO and CAO | $45.80K | 10,000 | $4.58 | -36% | +33% | May 28 | SEC |
| May 28 | DYNDyne Therapeutics, Inc. | Posner Brian SDirector | $36.42K | 2,000 | $18.21 | -4.7% | +11% | May 26 | SEC |
| May 28 | NRPNatural Resource Partners LP | Craig Kevin JExecutive Vice President | $34.33K | 336 | $102.18 | +15% | +1% | May 26 | SEC |
| May 28 | UBCPUnited Bancorp Inc | Everson Scott AChairman Pres and CEO | $33.04K | 2,213 | $14.93 | -2.7% | +2% | May 27 | SEC |
| May 28 | UBCPNorwood Broadcasting Corp | Hendershot Brian MDirector Unified Bank | $31.05K | 2,080 | $14.93 | -2.7% | +6% | May 27 | SEC |
| May 28 | XZOExzeo Group, Inc. | Patel Paresh10b5-1Chief Executive Officer, Director | $27.34K | 2,000 | $13.67 | +26% | +0% | May 27 | SEC |
| May 28 | BZUNBaozun Inc. | Wu JunhuaChief Strategy Officer, Director | $25.50K | 10,000 | $2.55 | +35% | +7% | May 26 | SEC |
| May 28 | UBCPUnited Bancorp Inc | Clark Jonathan CHASEDirector | $22.56K | 1,511 | $14.93 | -2.7% | +3% | May 27 | SEC |
| May 28 | PFBXPeoples Financial Corp | Barnes Ronald GDirector | $21.25K | 1,000 | $21.25 | +12% | +37% | May 28 | SEC |
| May 28 | FKYSFirst Keystone Corp | Bower Donald MatthewDirector | $18K | 1,000 | $18.00 | +5.6% | +14% | May 28 | SEC |
| May 28 | TUSKMammoth Energy Services, Inc. | Amron Arthur HDirector | $17.85K | 5,500 | $3.25 | -8.2% | +10% | May 26 | SEC |
| May 28 | DLHCDLH Holdings Corp. | Mink Brook Asset Management L…indirect10% Owner | $17.73K | 3,223 | $5.50 | -34% | +0% | May 27 | SEC |
| May 28 | UBCPUnited Bancorp Inc | Schunn Bethany EDirector | $17.54K | 1,175 | $14.93 | -2.7% | +6% | May 28 | SEC |
| May 28 | TIPTTiptree Inc. | Ilany JonathanindirectDirector | $17.28K | 990 | $17.45 | +0.7% | +0% | May 27 | SEC |
| May 28 | UBCPUnited Bancorp Inc | Greenwood Randall MSR VP CFO and Treasurer | $15.44K | 1,034 | $14.93 | -2.7% | +1% | May 27 | SEC |
| May 28 | UBCPUnited Bancorp Inc | Hoopingarner John MDirector | $13.90K | 931 | $14.93 | -2.7% | +2% | May 27 | SEC |
| May 28 | FLDFold Holdings, Inc. | Young Bracebridge H JrindirectDirector | $10.30K | 10,000 | $1.03 | -53% | +25% | May 27 | SEC |
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