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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
GOOG icon
1
Alphabet (Google) Class C
GOOG
$4.19T
$114M 5.37%
322,182
-4,976
-2% -$1.78M
AAPL icon
2
Apple
AAPL
$4.67T
$69.4M 3.27%
239,818
+194,242
+426% +$55.6M
AMZN icon
3
Amazon
AMZN
$2.87T
$60.2M 2.84%
252,721
-6,344
-2% -$1.59M
AMAT icon
4
Applied Materials
AMAT
$366B
$58.8M 2.77%
81,318
-60,814
-43% -$28.1M
ADI icon
5
Analog Devices
ADI
$175B
$53.7M 2.53%
135,169
-15,090
-10% -$5.97M
MSFT icon
6
Microsoft
MSFT
$3.81T
$52.6M 2.48%
140,900
-3,766
-3% -$1.52M
LLY icon
7
Eli Lilly
LLY
$1.05T
$52.3M 2.47%
43,596
-1,192
-3% -$1.22M
AVGO icon
8
Broadcom
AVGO
$1.75T
$51.1M 2.41%
135,358
-19,736
-13% -$7.91M
V icon
9
Visa
V
$712B
$48.8M 2.3%
142,213
-1,688
-1% -$542K
WCN
10
Waste Connections
WCN
$41.7B
$46.4M 2.19%
278,498
+37,736
+16% +$5.97M
JPM icon
11
JPMorgan Chase
JPM
$951B
$45.8M 2.16%
140,002
-1,451
-1% -$451K
NVDA icon
12
NVIDIA
NVDA
$5.25T
$44.5M 2.1%
222,332
-6,347
-3% -$1.3M
AZO icon
13
AutoZone
AZO
$48.4B
$40M 1.89%
12,513
-88
-0.7% -$292K
USFD icon
14
US Foods
USFD
$23.2B
$36.1M 1.7%
353,146
-937
-0.3% -$83.6K
DHR icon
15
Danaher
DHR
$152B
$35.4M 1.67%
186,015
-4,946
-3% -$898K
ABBV icon
16
AbbVie
ABBV
$451B
$34M 1.6%
134,915
+27,437
+26% +$5.9M
TRNO icon
17
Terreno Realty
TRNO
$7.26B
$32.9M 1.55%
508,667
-47,043
-8% -$3.08M
AWK icon
18
American Water Works
AWK
$27.5B
$32.8M 1.55%
249,175
-7,257
-3% -$933K
BA icon
19
Boeing
BA
$166B
$31.8M 1.5%
146,792
+37,686
+35% +$8.38M
PGR icon
20
Progressive
PGR
$127B
$31.1M 1.46%
142,193
-2,573
-2% -$519K
LAMR icon
21
Lamar Advertising Co
LAMR
$15.3B
$30.8M 1.45%
197,476
-3,760
-2% -$544K
BSX icon
22
Boston Scientific
BSX
$67.9B
$30.3M 1.43%
708,949
+266,757
+60% +$14.5M
SNPS icon
23
Synopsys
SNPS
$84.8B
$30.2M 1.42%
67,599
+23,565
+54% +$11.1M
AME icon
24
Ametek
AME
$54.2B
$28M 1.32%
115,696
-1,198
-1% -$276K
FERG icon
25
Ferguson
FERG
$44.2B
$27.4M 1.29%
115,641
-2,062
-2% -$497K
1
2 3 4 5

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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.