Institutional Manager · CIK 0001381055
Penbrook Management LLC
NEW YORK, NY · File #028-12868
Latest AUM
$145.0M
Positions
97
Top-10 Concentration
58.6%
Filings
13
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Dec 202597 pos · $145.0M
- 13F HOLDINGS REPORTQ/E Sep 2025104 pos · $143.2M
- 13F HOLDINGS REPORT (Amended)Q/E Jun 2025102 pos · $133.0M
- 13F HOLDINGS REPORTQ/E Jun 2025107 pos · $132.3M
- 13F HOLDINGS REPORTQ/E Mar 2025107 pos · $132.3M
- 13F HOLDINGS REPORTQ/E Dec 2024110 pos · $146.6M
- 13F HOLDINGS REPORTQ/E Sep 2024106 pos · $153.8M
- 13F HOLDINGS REPORTQ/E Jun 2024101 pos · $163.8M
- 13F HOLDINGS REPORTQ/E Mar 2024102 pos · $161.3M
- 13F HOLDINGS REPORTQ/E Dec 2023100 pos · $136.5M
- 13F HOLDINGS REPORTQ/E Sep 2023100 pos · $138.0M
- 13F HOLDINGS REPORTQ/E Jun 202395 pos · $130.5M
- 13F HOLDINGS REPORTQ/E Mar 202395 pos · $117.3M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | NOVO-NORDISK A S ADR | NONOF | 316,400 | $16.1M | 12.43% |
| 2 | AMAZON COM INC | AMZN | 51,760 | $11.9M | 9.22% |
| 3 | MICROSOFT CORP COM | MSFT | 22,750 | $11.0M | 8.49% |
| 4 | ALPHABET INC CAP STK CL A | GOOG | 23,170 | $7.3M | 5.60% |
| 5 | ALPHABET INC CAP STK CL C | GOOG | 22,554 | $7.1M | 5.46% |
| 6 | MOODYS CORP COM | MCO | 13,600 | $6.9M | 5.36% |
| 7 | PLANET LABS PBC COM CL A | PL-WT | 295,245 | $5.8M | 4.49% |
| 8 | PHOTRONICS INC COM | PLAB | 110,680 | $3.5M | 2.73% |
| 9 | THOMSON REUTERS CORP COM | TMSOF | 24,948 | $3.3M | 2.54% |
| 10 | ALKAMI TECHNOLOGY INC COM | ALKT | 127,685 | $2.9M | 2.27% |
| 11 | SEABRIDGE GOLD INC COM | SA | 95,990 | $2.8M | 2.19% |
| 12 | ELECTROVAYA INC COM NEW | ELVA | 349,861 | $2.8M | 2.13% |
| 13 | AEHR TEST SYS COM | AEHR | 114,900 | $2.3M | 1.79% |
| 14 | BLACKSTONE INC COM | BX | 14,800 | $2.3M | 1.76% |
| 15 | VIEMED HEALTHCARE INC COM | VMD | 271,548 | $2.0M | 1.56% |
| 16 | NUVEEN N Y MUN VALUE FD COM | NU | 213,727 | $1.8M | 1.41% |
| 17 | SONY GROUP CORP SPONSORED ADR | SNEJF | 68,500 | $1.8M | 1.35% |
| 18 | BERKSHIRE HATHAWAY INC DEL CL B NEW | BRK-A | 3,350 | $1.7M | 1.30% |
| 19 | VERMILION ENERGY INC COM | VET | 197,825 | $1.6M | 1.27% |
| 20 | AUTOMATIC DATA PROCESSING INC COM | ADP | 6,300 | $1.6M | 1.25% |