Universe · entity
Penbrook Management LLC
Institutional manager (13F) · CIK 1381055
13F holdings · as of 2026-03-31 · top 50 · reported portfolio $118M
| # | Issuer | Value | Shares |
|---|---|---|---|
| 1 | NOVO-NORDISK A S ADR | $12M | 316,200 |
| 2 | AMAZON COM INC COM | $11M | 51,760 |
| 3 | MICROSOFT CORP COM | $8M | 22,245 |
| 4 | ALPHABET INC CAP STK CL A | $7M | 23,170 |
| 5 | ALPHABET INC CAP STK CL C | $6M | 22,554 |
| 6 | MOODYS CORP COM | $6M | 13,600 |
| 7 | PHOTRONICS INC COM | $4M | 96,730 |
| 8 | PLANET LABS PBC COM CL A | $3M | 105,870 |
| 9 | AEHR TEST SYS COM | $3M | 79,515 |
| 10 | SEABRIDGE GOLD INC COM | $3M | 95,990 |
| 11 | VERMILION ENERGY INC COM | $3M | 197,825 |
| 12 | PROTHENA CORP PLC SHS | $3M | 271,720 |
| 13 | VIEMED HEALTHCARE INC COM | $3M | 272,398 |
| 14 | ELECTROVAYA INC COM NEW | $2M | 295,356 |
| 15 | THOMSON REUTERS CORP COM | $2M | 24,774 |
| 16 | BLACKSTONE INC COM | $2M | 18,150 |
| 17 | ALKAMI TECHNOLOGY INC COM | $2M | 127,685 |
| 18 | CURIOSITYSTREAM INC COM CL A | $2M | 675,150 |
| 19 | NUVEEN N Y MUN VALUE FD COM | $2M | 213,727 |
| 20 | TARGA RES CORP COM | $2M | 6,892 |
| 21 | BERKSHIRE HATHAWAY INC DEL CL B NEW | $2M | 3,300 |
| 22 | CRYOPORT INC COM PAR $0.001 | $2M | 185,775 |
| 23 | VERIZON COMMUNICATIONS INC COM | $2M | 29,899 |
| 24 | ENERGY TRANSFER L P COM UT LTD PTN | $1M | 74,489 |
| 25 | CISCO SYS INC COM | $1M | 18,350 |
| 26 | SONY GROUP CORP SPONSORED ADR | $1M | 68,500 |
| 27 | WILLIAMS COS INC COM | $1M | 19,130 |
| 28 | MESOBLAST LTD SPONS ADR | $1M | 87,075 |
| 29 | MAGNITE INC COM | $1M | 112,190 |
| 30 | AUTOMATIC DATA PROCESSING INC COM | $1M | 6,300 |
| 31 | EXTREME NETWORKS INC COM | $1M | 83,525 |
| 32 | HESS MIDSTREAM LP CL A SHS | $1M | 30,055 |
| 33 | AIRBNB INC COM CL A | $1M | 8,950 |
| 34 | AXCELIS TECHNOLOGIES INC COM NEW | $1M | 12,095 |
| 35 | ABBVIE INC COM | $1M | 5,170 |
| 36 | USA COMPRESSION PARTNERS LP COM UNIT LTDPAR | $1M | 41,038 |
| 37 | STATE STREET SPDR S&P 500 ETF | $1M | 1,605 |
| 38 | ONEOK INC NEW COM | $1M | 11,310 |
| 39 | DOUBLEVERIFY HLDGS INC COM | $978k | 102,910 |
| 40 | NPK INTERNATIONAL INC COM SHS | $974k | 67,250 |
| 41 | META PLATFORMS INC CL A | $973k | 1,700 |
| 42 | MARVELL TECHNOLOGY INC COM | $964k | 9,730 |
| 43 | NVIDIA CORPORATION COM | $911k | 5,223 |
| 44 | DATA I O CORP COM | $903k | 356,850 |
| 45 | SHELL PLC SPON ADS | $874k | 9,400 |
| 46 | NOVARTIS AG SPONSORED ADR | $846k | 5,540 |
| 47 | CENOVUS ENERGY INC COM | $793k | 29,880 |
| 48 | ASURE SOFTWARE INC COM | $771k | 89,635 |
| 49 | ABRDN PHYSICAL GOLD SHARES ETF | $765k | 17,155 |
| 50 | POPULAR INC COM NEW | $738k | 5,500 |
Source: sec_edgar_13f · public regulatory · retrieved 2026-06-29. Public SEC data; no contact information.