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OCM

Osterweis Capital Management Portfolio holdings

AUM $1.94B
1-Year Est. Return 20.77%
This Fund
S&P 500
This Quarter Est. Return
+4.74%
1 Year Est. Return
+20.77%
3 Year Est. Return
+69.82%
5 Year Est. Return
+88.03%
10 Year Est. Return
+482.02%
AUM
$2.22B
AUM Growth
+$126M
Cap. Flow
-$222M
Cap. Flow %
-10.03%
Top 10 Hldgs %
31.96%
Holding
298
New
16
Increased
46
Reduced
64
Closed
23

Top Buys

Rank Stock Value
1
LLY icon
Eli Lilly
LLY
+$27.2M
2
CP icon
Canadian Pacific Kansas City
CP
+$25.8M
3
ICE icon
Intercontinental Exchange
ICE
+$22.4M
4
CWST icon
Casella Waste Systems
CWST
+$12.4M
5
BRO icon
Brown & Brown
BRO
+$9.1M

Top Sells

Rank Stock Value
1
MSFT icon
Microsoft
MSFT
+$18.7M
2
ODFL icon
Old Dominion Freight Line
ODFL
+$17.5M
3
LHX icon
L3Harris
LHX
+$10.7M
4
RMBS icon
Rambus
RMBS
+$10.2M
5
GOOG icon
Alphabet (Google) Class C
GOOG
+$9.17M

Sector Composition

Rank Sector Weight
1 Technology 23.25%
2 Industrials 11.13%
3 Healthcare 10.9%
4 Financials 9.85%
5 Consumer Discretionary 7.05%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
VRTX icon
251
Vertex Pharmaceuticals
VRTX
$133B
$8.22K ﹤0.01%
21
– –
ATEC icon
252
Alphatec Holdings
ATEC
$1.47B
$4.86K ﹤0.01%
334
-2,962
-90% -$41.2K
SOLV icon
253
Solventum
SOLV
$14.5B
$3.87K ﹤0.01%
+53
New +$3.88K
VCYT icon
254
Veracyte
VCYT
$3.72B
$2.95K ﹤0.01%
86
– –
FWONA icon
255
Liberty Media Series A
FWONA
$23.5B
$2.57K ﹤0.01%
27
– –
BL icon
256
BlackLine
BL
$1.7B
$2.28K ﹤0.01%
43
-37
-46% -$2K
PSKY
257
Paramount Skydance Corp
PSKY
$10.4B
$2.1K ﹤0.01%
+111
New +$1.76K
AMSF icon
258
AMERISAFE
AMSF
$522M
$351 ﹤0.01%
8
-59
-88% -$2.65K
PHG icon
259
Philips
PHG
$26.3B
$109 ﹤0.01%
+4
New +$103
ACMR icon
260
ACM Research
ACMR
$5.49B
– –
-266,426
Closed -$6.9M
ANGI icon
261
Angi Inc
ANGI
$186M
– –
-63
Closed -$961
AVTR icon
262
Avantor
AVTR
$9.29B
– –
-1,886
Closed -$25.4K
BMY icon
263
Bristol-Myers Squibb
BMY
$132B
– –
-3,531
Closed -$163K
BOOT icon
264
Boot Barn
BOOT
$5.11B
– –
-45,820
Closed -$6.96M
CAVA icon
265
CAVA Group
CAVA
$7.17B
– –
-48,840
Closed -$4.11M
CMG icon
266
Chipotle Mexican Grill
CMG
$40.7B
– –
-1,819
Closed -$102K
CVBF icon
267
CVB Financial
CVBF
$3.97B
– –
-5,227
Closed -$103K
CXT icon
268
Crane NXT
CXT
$2.96B
– –
-1,320
Closed -$71.1K
DUOL icon
269
Duolingo
DUOL
$6.42B
– –
-11,476
Closed -$4.71M
ECL icon
270
Ecolab
ECL
$79.7B
– –
-235
Closed -$63.3K
FOLD
271
DELISTED
Amicus Therapeutics
FOLD
– –
-250,935
Closed -$1.44M
GDDY icon
272
GoDaddy
GDDY
$11.6B
– –
-844
Closed -$152K
IT icon
273
Gartner
IT
$12.2B
– –
-119
Closed -$48.1K
LNTH icon
274
Lantheus
LNTH
$6.59B
– –
-439
Closed -$35.9K
MELI icon
275
Mercado Libre
MELI
$92.5B
– –
-29
Closed -$75.8K
8 9 10
11
12

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BC
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HCL
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HC
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CC
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Osterweis Capital Management's Q3 2025 Portfolio in Review

As of Q3 2025, Osterweis Capital Management held 298 positions worth $2.22B, up 6% from $2.09B the previous quarter. Its ten largest holdings account for 32% of the portfolio.

Osterweis Capital Management withdrew a net $222M in Q3 2025, closing 23 positions and reducing 64 holdings. Its most notable exit was Bio-Techne, an estimated $7.7M position sold in full.

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

Against the trend, Osterweis Capital Management opened a new position in Canadian Pacific Kansas City worth $25.1M.

  • Osterweis Capital Management's largest Q3 2025 buy was Canadian Pacific Kansas City: 337,288 shares worth $25.1M.
  • Osterweis Capital Management added most to Eli Lilly in Q3 2025, an estimated $27.2M increase.
  • Osterweis Capital Management's biggest Q3 2025 reduction was Microsoft, cutting an estimated $18.7M.
  • Osterweis Capital Management fully exited Bio-Techne in Q3 2025, selling an estimated $7.7M.
  • Osterweis Capital Management's ten largest holdings make up 32% of its $2.22B portfolio in Q3 2025.
  • Osterweis Capital Management opened 16 new positions and closed 23 in Q3 2025.
  • Osterweis Capital Management's portfolio value rose 6% quarter-over-quarter to $2.22B.

Based on Osterweis Capital Management's 13F filing for Q3 2025, filed 14 Nov 2025.