Penbrook Management LLC

In its 13F for Q4 2024 (holdings as of December 31, 2024, filed January 23, 2025), Penbrook Management LLC reported 110 stock positions worth $146.6 million. Its top holding was Novo-Nordisk A/S-Spons ADR (NVO) at 18.3% of the portfolio, followed by Amazon.com (AMZN, 7.8%) and Microsoft (MSFT, 7.7%). Compared with Q3 2024, it opened 10 new positions, sold out of 4, added to 9 and reduced 35. The biggest buy was Mr Cooper (COOP, shares +38%) and the biggest sale Novo-Nordisk A/S-Spons ADR (NVO, shares −0%).

Most Recent 13F
Q2 2026
Location
NEW YORK, NY
CIK
0001381055
Portfolio Value
$146.6M (Q4 2024)
SEC Filing
0001381055-25-000001 ↗ filed Jan 23, 2025

Holdings Value

0$50.0M$100.0M$150.0M$200.0M Q1 2024: $161.3M Q1 2024 Q2 2024: $163.8M Q2 2024 Q3 2024: $153.8M Q3 2024 Q4 2024: $146.6M $146.6M Q4 2024 Q1 2025: $132.3M Q1 2025 Q2 2025: $133.0M Q2 2025 Q3 2025: $143.2M Q3 2025 Q4 2025: $145.0M Q4 2025 Q1 2026: $132.1M Q1 2026 Q2 2026: $156.8M Q2 2026

Holdings 110 stocks · $146.6M
NVO Novo-Nordisk A/S-Spons ADR 18.33% 312,400 $26.9M Reduce -0.0%
AMZN Amazon.com Inc. 7.83% 52,340 $11.5M Reduce -0.6%
MSFT Microsoft Corp. 7.71% 26,803 $11.3M Reduce -1.2%
MCO Moody's Corp. 4.41% 13,650 $6.5M No change
GOOG Alphabet Inc. Class C 3.22% 24,820 $4.7M Reduce -2.7%
GOOGL Alphabet Inc. Class A 2.99% 23,170 $4.4M No change
TRI Thomson Reuters Corp. 2.74% 25,004 $4.0M Reduce -1.9%
BX Blackstone Inc. 1.83% 15,600 $2.7M No change
TRGP Targa Resources Corp. 1.67% 13,711 $2.4M Reduce -24.2%
VRN Veren Inc. 1.55% 441,000 $2.3M Reduce -0.1%
PLAB Photronics Inc. 1.50% 93,045 $2.2M Add +0.4%
ADP Automatic Data Processing 1.26% 6,300 $1.8M No change
MESO Mesoblast Ltd.- Spon ADR 1.23% 91,075 $1.8M Reduce -15.1%
PL Planet Labs PBC 1.18% 427,255 $1.7M No change
VET Vermilion Energy Inc. 1.18% 183,400 $1.7M Reduce -0.6%
NNY Nuveen New York Muni Val 1.17% 213,727 $1.7M No change
VMD Viemed Healthcare Inc. 1.17% 213,857 $1.7M No change
ET Energy Transfer LP 1.12% 83,500 $1.6M Reduce -0.3%
ALKT Alkami Technology Inc. 1.11% 44,435 $1.6M Reduce -11.2%
BRK.B Berkshire Hathaway Inc. Class B 1.11% 3,580 $1.6M No change
FNF Fidelity National Financial 1.06% 27,559 $1.5M No change
COOP Mr Cooper Group Inc. 1.03% 15,725 $1.5M Add +37.9%
SONY Sony Group Corp. - SP ADR 0.99% 68,500 $1.4M Reduce -2.1%
COHU Cohu Inc. 0.99% 54,100 $1.4M Reduce -1.8%
ACLS Axcelis Technologies Inc. 0.93% 19,565 $1.4M No change
SYF Synchrony Financial 0.93% 21,000 $1.4M No change
SPY SS SPDR S&P 500 ETF Trust-US 0.93% 2,315 $1.4M No change
BPOP Popular Inc. 0.89% 13,800 $1.3M Reduce -0.7%
NVGS Navigator Holdings Ltd. 0.88% 84,500 $1.3M No change
OKE Oneok Inc. 0.82% 12,035 $1.2M No change
ABNB Airbnb Inc. Class A 0.79% 8,850 $1.2M Reduce -4.3%
SA Seabridge Gold Inc. 0.78% 99,645 $1.1M Reduce -0.6%
QQQ Invesco QQQ Trust Series 1 0.77% 2,195 $1.1M No change
VZ Verizon Communications Inc. 0.76% 27,921 $1.1M Reduce -7.5%
CSCO Cisco Systems Inc. 0.74% 18,350 $1.1M Reduce -5.4%
WMB Williams Cos Inc. 0.74% 19,930 $1.1M Reduce -0.5%
ASUR Asure Software Inc. 0.73% 114,035 $1.1M Add +1.8%
FBP First Bancorp Puerto Rico 0.71% 55,600 $1.0M No change
AAPL Apple Inc. 0.70% 4,104 $1.0M No change
META Meta Platforms Inc. Class A 0.68% 1,700 $995K Reduce -5.6%
HESM Hess Midstream LP Class A 0.67% 26,630 $986K Reduce -1.5%
USAC USA Compression Partners LP 0.67% 41,676 $982K No change
ABBV Abbvie Inc. 0.64% 5,273 $937K No change
KLIC Kulicke & Soffa Industries 0.60% 18,985 $886K Add +1.1%
BLFS Biolife Solutions Inc. 0.54% 30,650 $796K No change
SKY Champion Homes Inc. 0.52% 8,585 $756K Reduce -11.8%
DAIO Data I/O Corp. 0.51% 271,450 $752K No change
EMR Emerson Electric Co. 0.46% 5,400 $669K Reduce -6.9%
REGN Regeneron Pharmaceuticals 0.44% 897 $639K Reduce -21.8%
NPKI NPK International Inc. 0.43% 81,985 $629K No change
SHEL Shell PLC-ADR 0.42% 9,900 $620K No change
MGNI Magnite Inc. 0.42% 38,480 $613K Add +64.2%
PAR Par Technology Corp. 0.41% 8,230 $598K No change
POWI Power Integrations Inc. 0.39% 9,200 $568K No change
AEHR Aehr Test Systems 0.38% 33,825 $563K Add +25.3%
NVS Novartis AG-Sponsored ADR 0.38% 5,760 $561K No change
IBM Intl Business Machines Corp. filed as INTERNATIONAL BUSINESS MACHS 0.38% 2,525 $555K Reduce -3.8%
LINC Lincoln Educational Services 0.37% 34,591 $547K Reduce -35.4%
RRC Range Resources Corp. 0.36% 14,640 $527K No change
BBSI Barrett Business SVCS Inc. 0.36% 12,000 $521K No change
PUBM Pubmatic Inc. Class A 0.35% 35,045 $515K No change
NU Nu Holdings Ltd./Cayman Isl-A filed as NU HLDGS LTD 0.35% 49,690 $515K No change
IVAC Intevac Inc. 0.35% 148,780 $506K Reduce -0.7%
HTGC Hercules Capital Inc. 0.34% 24,602 $494K Add +1.7%
PIM Franklin Master Interm IT-Ui filed as PUTNAM MASTER INTER INCOME T 0.33% 148,763 $485K No change
ELVA Electrovaya Inc. 0.31% 183,215 $448K New
IBB iShares Biotechnology ETF 0.30% 3,360 $444K No change
CVE Cenovus Energy Inc. 0.30% 28,800 $436K No change
GBDC Golub Capital BDC Inc. 0.30% 28,630 $434K New
DMLP Dorchester Minerals LP 0.28% 12,450 $415K No change
BLDR Builders Firstsource Inc. 0.28% 2,873 $411K No change
CYRX Cryoport Inc. 0.28% 52,570 $409K Add +6.0%
RSP Invesco S&P 500 Equal Weight 0.26% 2,170 $380K No change
INVE Inve Technologies Inc. filed as IDENTIV INC 0.25% 100,594 $368K No change
EPD Enterprise Products Partners 0.25% 11,490 $360K No change
WMT Walmart Inc. 0.24% 3,821 $345K Reduce -17.3%
FIS Fidelity National Info Serv 0.23% 4,124 $333K No change
T AT&T Inc. 0.22% 14,455 $329K No change
UTG Reaves Utility Income Fund 0.21% 9,875 $313K No change
MP MP Materials Corp. 0.21% 19,990 $312K No change
FAF First American Financial 0.21% 4,950 $309K No change
JEPI JPMorgan Equity Premium Inco 0.20% 5,150 $296K No change
AFL Aflac Inc. 0.20% 2,850 $295K No change
ORI Old Republic Intl Corp. 0.20% 8,080 $292K No change
BLZE Backblaze Inc. Class A 0.20% 47,875 $288K New
OESX Orion Energy Systems Inc. 0.19% 340,847 $273K Reduce -11.8%
MRK Merck & Co. Inc. 0.18% 2,706 $269K Reduce -35.7%
WBS Webster Financial Corp. 0.18% 4,830 $267K Add +4.3%
BDX Becton Dickinson and Co. 0.17% 1,115 $253K No change
CURI Curiositystream Inc. 0.17% 161,750 $247K New
WES Western Midstream Partners L 0.17% 6,400 $246K New
WLY Wiley (john) & Sons Class A 0.16% 5,500 $240K No change
ARCC Ares Capital Corp. 0.16% 10,890 $238K New
TLT iShares 20+ Year Treasury BD 0.15% 2,595 $227K Reduce -3.7%
CVX Chevron Corp. 0.15% 1,555 $225K No change
CVS CVS Health Corp. 0.15% 4,800 $215K No change
JPC Nuveen Prefered & Income Opp 0.14% 25,710 $202K Reduce -23.5%
COP Conocophillips 0.14% 2,025 $201K No change
VKQ Invesco Municipal Trust 0.13% 20,000 $196K No change
XGN Exagen Inc. 0.12% 44,594 $183K Reduce -29.2%

Show all 110 holdings

Portfolio Sells Q3 2024 → Q4 2024
NVO Novo-Nordisk A/S-Spons ADR Reduce -0.0% 18.33% −5.86
REGN Regeneron Pharmaceuticals Reduce -21.8% 0.44% −0.35
SA Seabridge Gold Inc. Reduce -0.6% 0.78% −0.32
XLG Invesco S&P 500 Top 50 ETF Sold out 0.00% −0.31
VRN Veren Inc. Reduce -0.1% 1.55% −0.22
BCOV Brightcove Sold out 0.00% −0.13
MRK Merck & Co. Inc. Reduce -35.7% 0.18% −0.13
VZ Verizon Communications Inc. Reduce -7.5% 0.76% −0.12
TRI Thomson Reuters Corp. Reduce -1.9% 2.74% −0.09
SKY Champion Homes Inc. Reduce -11.8% 0.52% −0.08
NXH Neighborhood Intelligence Inc. Sold out 0.00% −0.08
TRGP Targa Resources Corp. Reduce -24.2% 1.67% −0.07
LINC Lincoln Educational Services Reduce -35.4% 0.37% −0.04
TUSK Mammoth Energy Services Inc. Reduce -32.1% 0.05% −0.04
JPC Nuveen Prefered & Income Opp Reduce -23.5% 0.14% −0.04
MIN Aberdeen Intermediate Inc. FD Reduce -35.6% 0.07% −0.03
OESX Orion Energy Systems Inc. Reduce -11.8% 0.19% −0.03
BPOP Popular Inc. Reduce -0.7% 0.89% −0.02
CHGG Chegg Inc. Sold out 0.00% −0.02
TLT iShares 20+ Year Treasury BD Reduce -3.7% 0.15% −0.02
WMT Walmart Inc. Reduce -17.3% 0.24% −0.01
XGN Exagen Inc. Reduce -29.2% 0.12% −0.00
IBM Intl Business Machines Corp. Reduce -3.8% 0.38% +0.00
VET Vermilion Energy Inc. Reduce -0.6% 1.18% +0.00
META Meta Platforms Inc. Class A Reduce -5.6% 0.68% +0.01
IVAC Intevac Inc. Reduce -0.7% 0.35% +0.01
ABNB Airbnb Inc. Class A Reduce -4.3% 0.79% +0.03
EMR Emerson Electric Co. Reduce -6.9% 0.46% +0.04
HESM Hess Midstream LP Class A Reduce -1.5% 0.67% +0.05
COHU Cohu Inc. Reduce -1.8% 0.99% +0.06
CSCO Cisco Systems Inc. Reduce -5.4% 0.74% +0.07
ALKT Alkami Technology Inc. Reduce -11.2% 1.11% +0.09
SONY Sony Group Corp. - SP ADR Reduce -2.1% 0.99% +0.11
MSFT Microsoft Corp. Reduce -1.2% 7.71% +0.12
WMB Williams Cos Inc. Reduce -0.5% 0.74% +0.14
ET Energy Transfer LP Reduce -0.3% 1.12% +0.24
GOOG Alphabet Inc. Class C Reduce -2.7% 3.22% +0.45
MESO Mesoblast Ltd.- Spon ADR Reduce -15.1% 1.23% +0.66
AMZN Amazon.com Inc. Reduce -0.6% 7.83% +1.46

Portfolio Buys Q3 2024 → Q4 2024
COOP Mr Cooper Group Inc. Add +37.9% 1.03% +0.35
ELVA Electrovaya Inc. New 0.31% +0.31
GBDC Golub Capital BDC Inc. New 0.30% +0.30
MGNI Magnite Inc. Add +64.2% 0.42% +0.21
BLZE Backblaze Inc. Class A New 0.20% +0.20
CURI Curiositystream Inc. New 0.17% +0.17
WES Western Midstream Partners L New 0.17% +0.17
ARCC Ares Capital Corp. New 0.16% +0.16
AEHR Aehr Test Systems Add +25.3% 0.38% +0.16
ASUR Asure Software Inc. Add +1.8% 0.73% +0.07
KLIC Kulicke & Soffa Industries Add +1.1% 0.60% +0.05
KOPN Kopin Corp. New 0.05% +0.05
WBS Webster Financial Corp. Add +4.3% 0.18% +0.04
HTGC Hercules Capital Inc. Add +1.7% 0.34% +0.03
OCEAN POWER TECHNOLOGIES INC New 0.02% +0.02
ONDS Ondas Inc. New 0.02% +0.02
CYRX Cryoport Inc. Add +6.0% 0.28% +0.02
SACKS PARENTE GOLF INC New 0.01% +0.01
PLAB Photronics Inc. Add +0.4% 1.50% +0.00

Options Activity Q3 2024 → Q4 2024
MAGNITE INC call Sold out 500 $7Kbefore exit
PUBMATIC INC COM CL A call Sold out 200 $3Kbefore exit

Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 101$156.8MNVO, AMZN, GOOGL, MSFT, GOOG
Q1 2026 93$132.1MNVO, AMZN, MSFT, GOOGL, GOOG
Q4 2025 97$145.0MNVO, AMZN, MSFT, GOOGL, GOOG
Q3 2025 104$143.2MNVO, MSFT, AMZN, MCO, GOOGL
Q2 2025Amended 102$133.0MNVO, MSFT, AMZN, MCO, TRI
Q1 2025 107$132.3MNVO, AMZN, MSFT, MCO, TRI
Q4 2024 110$146.6MNVO, AMZN, MSFT, MCO, GOOG
Q3 2024 104$153.8MNVO, MSFT, AMZN, MCO, TRI
Q2 2024 101$163.8MNVO, MSFT, AMZN, MCO, GOOG
Q1 2024 102$161.3MNVO, MSFT, AMZN, MCO, ACLS