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Penbrook Management Portfolio holdings

AUM $169M Turnover 8.49%
1-Year Est. Return 32.52%
This Fund
S&P 500
This Quarter Est. Return
+1.85%
1 Year Est. Return
+32.52%
3 Year Est. Return
+106.62%
5 Year Est. Return
+155.24%
10 Year Est. Return
–
AUM
$169M
AUM Growth
+$12.7M
Cap. Flow
+$992K
Cap. Flow %
0.59%
Top 10 Hldgs %
50.36%
Holding
106
New
5
Increased
12
Reduced
34
Closed
4
Avg Time Held
5.8 years
Top 10 Avg Time Held
5.3 years
Top 20 Avg Time Held
4 years

Top Buys

Rank Stock Value
1
SKYH icon
Sky Harbour Group
SKYH
+$1.84M
2
ALLT icon
Allot
ALLT
+$814K
3
ELVA icon
Electrovaya
ELVA
+$414K
4
CVE icon
Cenovus Energy
CVE
+$387K
5
TTI icon
TETRA Technologies
TTI
+$335K

Top Sells

Rank Stock Value
1
DV icon
DoubleVerify
DV
+$1.11M
2
CURI icon
CuriosityStream
CURI
+$1.04M
3
AM icon
Antero Midstream
AM
+$225K
4
NVO icon
Novo Nordisk
NVO
+$217K
5
FAF icon
First American
FAF
+$206K

Sector Composition

Rank Sector Weight
1 Technology 23.07%
2 Energy 19.64%
3 Healthcare 13.97%
4 Communication Services 13.15%
5 Consumer Discretionary 8.54%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
SONY icon
26
Sony
SONY
$145B
$1.64M 0.96%
69,500
+1,000
+1% +$22.9K
2013 Q4
51 quarters
ADP icon
27
Automatic Data Processing
ADP
$114B
$1.63M 0.96%
6,300
– –
2013 Q4
51 quarters
BRK.B icon
28
Berkshire Hathaway Class B
BRK.B
$1.14T
$1.61M 0.95%
3,240
-50
-2% -$25.2K
2013 Q4
51 quarters
ET icon
29
Energy Transfer Partners
ET
$69.2B
$1.47M 0.87%
74,293
-196
-0.3% -$4.04K
2021 Q2
21 quarters
BLFS icon
30
DELISTED
BioLife Solutions
BLFS
$1.43M 0.85%
36,895
-2,810
-7% -$95K
2019 Q2
29 quarters
ABNB icon
31
Airbnb
ABNB
$103B
$1.41M 0.83%
8,750
-200
-2% -$32.8K
2022 Q2
17 quarters
VZ icon
32
Verizon
VZ
$183B
$1.4M 0.82%
30,424
– –
2013 Q4
51 quarters
ACLS icon
33
Axcelis
ACLS
$3.43B
$1.38M 0.81%
10,495
-400
-4% -$51.2K
2013 Q4
51 quarters
ABBV icon
34
AbbVie
ABBV
$500B
$1.37M 0.81%
5,252
+100
+2% +$25.6K
2014 Q2
49 quarters
PL icon
35
Planet Labs
PL
$4.94B
$1.33M 0.79%
81,417
-400
-0.5% -$8.57K
2023 Q2
13 quarters
CVE icon
36
Cenovus Energy
CVE
$61.3B
$1.33M 0.78%
42,700
+12,820
+43% +$387K
2022 Q1
18 quarters
WMB icon
37
Williams Companies
WMB
$86.1B
$1.3M 0.77%
19,080
-50
-0.3% -$3.64K
2013 Q4
51 quarters
MESO icon
38
Mesoblast
MESO
$1.55B
$1.28M 0.75%
87,075
– –
2016 Q3
40 quarters
META icon
39
Meta Platforms (Facebook)
META
$1.8T
$1.23M 0.73%
1,700
– –
2014 Q3
48 quarters
SPY icon
40
State Street SPDR S&P 500 ETF Trust
SPY
$817B
$1.22M 0.72%
1,605
– –
2014 Q1
50 quarters
NVDA icon
41
NVIDIA
NVDA
$5.24T
$1.21M 0.71%
5,278
-45
-0.8% -$9.6K
2025 Q1
6 quarters
CURI icon
42
CuriosityStream
CURI
$154M
$1.13M 0.67%
388,550
-376,250
-49% -$1.04M
2024 Q4
7 quarters
HESM icon
43
Hess Midstream
HESM
$3.88B
$1.12M 0.66%
30,005
-50
-0.2% -$1.98K
2018 Q2
33 quarters
DAIO icon
44
Data I/O
DAIO
$26.8M
$1.04M 0.62%
355,850
– –
2013 Q4
51 quarters
USAC icon
45
USA Compression Partners
USAC
$3.62B
$1.02M 0.6%
41,038
– –
2019 Q2
29 quarters
OKE icon
46
Oneok
OKE
$58.3B
$964K 0.57%
11,310
– –
2015 Q3
44 quarters
SHEL icon
47
Shell
SHEL
$298B
$893K 0.53%
9,400
– –
2022 Q1
18 quarters
PAR icon
48
PAR Technology
PAR
$718M
$877K 0.52%
63,700
+9,940
+18% +$172K
2024 Q2
9 quarters
BPOP icon
49
Popular Inc
BPOP
$10.1B
$824K 0.49%
5,300
– –
2013 Q4
51 quarters
EMR icon
50
Emerson Electric
EMR
$89.5B
$822K 0.49%
5,300
– –
2014 Q1
50 quarters
1
2
3 4 5

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Penbrook Management's Q3 2026 Portfolio in Review

As of Q3 2026, Penbrook Management held 106 positions worth $169M, up 8.1% from $157M the previous quarter. Its ten largest holdings account for 50% of the portfolio.

Penbrook Management's Q3 2026 filing shows 5 new, 12 increased, 34 reduced and 4 closed positions. Its largest new stake was Lockheed Martin: 550 shares worth $280K. The largest sale was DoubleVerify, an estimated $1.11M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, down from 25% a quarter earlier, followed by Energy and Healthcare.

  • Penbrook Management's largest Q3 2026 buy was Lockheed Martin: 550 shares worth $280K.
  • Penbrook Management added most to Sky Harbour Group in Q3 2026, an estimated $1.84M increase.
  • Penbrook Management's biggest Q3 2026 reduction was CuriosityStream, cutting an estimated $1.04M.
  • Penbrook Management fully exited DoubleVerify in Q3 2026, selling an estimated $1.11M.
  • Penbrook Management's ten largest holdings make up 50% of its $169M portfolio in Q3 2026.
  • Penbrook Management opened 5 new positions and closed 4 in Q3 2026.
  • Penbrook Management's portfolio value rose 8.1% quarter-over-quarter to $169M.

Based on Penbrook Management's 13F filing for Q3 2026, filed 16 Oct 2026.