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OCM

Osterweis Capital Management Portfolio holdings

AUM $2.12B
1-Year Est. Return 32.36%
This Fund
S&P 500
This Quarter Est. Return
+21.23%
1 Year Est. Return
+32.36%
3 Year Est. Return
+93.72%
5 Year Est. Return
+113.14%
10 Year Est. Return
+557.09%
AUM
$2.12B
AUM Growth
+$182M
Cap. Flow
-$242M
Cap. Flow %
-11.41%
Top 10 Hldgs %
29.74%
Holding
242
New
14
Increased
25
Reduced
84
Closed
11

Top Buys

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$55.6M
2
AJG icon
Arthur J. Gallagher & Co
AJG
+$19.5M
3
BSX icon
Boston Scientific
BSX
+$14.5M
4
BROS icon
Dutch Bros
BROS
+$11.6M
5
SNPS icon
Synopsys
SNPS
+$11.1M

Top Sells

Rank Stock Value
1
AMAT icon
Applied Materials
AMAT
+$28.1M
2
BRO icon
Brown & Brown
BRO
+$25.9M
3
KEYS icon
Keysight
KEYS
+$24.9M
4
LHX icon
L3Harris
LHX
+$21.5M
5
PSA icon
Public Storage
PSA
+$17.7M

Sector Composition

Rank Sector Weight
1 Technology 25.57%
2 Industrials 14.09%
3 Healthcare 13.95%
4 Miscellaneous 12.58%
5 Financials 9.75%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AXP icon
101
American Express
AXP
$225B
$512K 0.02%
1,515
– –
HYS icon
102
PIMCO 0-5 Year High Yield Corporate Bond Index Exchange-Traded Fund
HYS
$1.78B
– –
0
– –
VXUS icon
103
Vanguard Total International Stock ETF
VXUS
$163B
– –
0
– –
WRB icon
104
W.R. Berkley
WRB
$25.4B
$447K 0.02%
6,331
– –
MS icon
105
Morgan Stanley
MS
$337B
$445K 0.02%
2,128
-150
-7% -$29.7K
TSLA icon
106
Tesla
TSLA
$1.38T
$435K 0.02%
1,034
– –
ISTB icon
107
iShares Core 1-5 Year USD Bond ETF
ISTB
$5.08B
– –
0
– –
CLX icon
108
Clorox
CLX
$12.4B
$421K 0.02%
4,411
– –
QQQ icon
109
Invesco QQQ Trust
QQQ
$489B
– –
0
– –
COST icon
110
Costco
COST
$419B
$404K 0.02%
432
-23
-5% -$22.9K
HD icon
111
Home Depot
HD
$329B
$384K 0.02%
1,089
-89
-8% -$29K
CSCO icon
112
Cisco
CSCO
$433B
$360K 0.02%
3,067
– –
WMT icon
113
Walmart Inc
WMT
$820B
$348K 0.02%
3,072
– –
LRCX icon
114
Lam Research
LRCX
$378B
$345K 0.02%
796
– –
IGM icon
115
iShares Expanded Tech Sector ETF
IGM
$10.6B
– –
0
– –
MRK icon
116
Merck
MRK
$366B
$323K 0.02%
2,511
-1,672
-40% -$196K
RTX icon
117
RTX Corp
RTX
$285B
$272K 0.01%
1,436
-189
-12% -$34.7K
ORCL icon
118
Oracle
ORCL
$435B
$270K 0.01%
1,845
– –
ABNB icon
119
Airbnb
ABNB
$112B
$245K 0.01%
1,715
– –
CR icon
120
Crane Co
CR
$12B
$244K 0.01%
1,095
-230
-17% -$43.3K
CRWD icon
121
CrowdStrike
CRWD
$224B
$218K 0.01%
1,144
– –
PWR icon
122
Quanta Services
PWR
$90.6B
$216K 0.01%
300
– –
IEFA icon
123
iShares Core MSCI EAFE ETF
IEFA
$195B
– –
0
– –
VXF icon
124
Vanguard Extended Market ETF
VXF
$31.3B
– –
0
– –
VUG icon
125
Vanguard Morningstar Growth ETF
VUG
$228B
– –
0
– –
3 4
5
6 7

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MSR
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CP
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PCM
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MWA
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Osterweis Capital Management's Q2 2026 Portfolio in Review

As of Q2 2026, Osterweis Capital Management held 242 positions worth $2.12B, up 9.4% from $1.94B the previous quarter. Its ten largest holdings account for 30% of the portfolio.

Osterweis Capital Management withdrew a net $242M in Q2 2026, closing 11 positions and reducing 84 holdings. Its most notable exit was Brown & Brown, an estimated $25.9M position sold in full.

By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 21% a quarter earlier, followed by Industrials and Healthcare.

Against the trend, Osterweis Capital Management opened a new position in Arthur J. Gallagher & Co worth $21.1M.

  • Osterweis Capital Management's largest Q2 2026 buy was Arthur J. Gallagher & Co: 91,965 shares worth $21.1M.
  • Osterweis Capital Management added most to Apple in Q2 2026, an estimated $55.6M increase.
  • Osterweis Capital Management's biggest Q2 2026 reduction was Applied Materials, cutting an estimated $28.1M.
  • Osterweis Capital Management fully exited Brown & Brown in Q2 2026, selling an estimated $25.9M.
  • Osterweis Capital Management's ten largest holdings make up 30% of its $2.12B portfolio in Q2 2026.
  • Osterweis Capital Management opened 14 new positions and closed 11 in Q2 2026.
  • Osterweis Capital Management's portfolio value rose 9.4% quarter-over-quarter to $2.12B.

Based on Osterweis Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.