We are live on ! Find out more
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
Avg Time Held
10.5 quarters
Top 10 Avg Time Held
10 quarters
Top 20 Avg Time Held
8.3 quarters

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 Held Since
CAVA icon
226
CAVA Group
CAVA
$6.14B
– –
-83,695
Closed -$6.77M –
CSGP icon
227
CoStar Group
CSGP
$11.9B
– –
-326
Closed -$13.2K –
FSLY icon
228
Fastly Inc
FSLY
$4.29B
– –
-125,495
Closed -$3.65M –
MOD icon
229
Modine Manufacturing
MOD
$9.11B
– –
-34,224
Closed -$7.42M –
NOW icon
230
ServiceNow
NOW
$144B
– –
-525
Closed -$54.9K –
PANW icon
231
Palo Alto Networks
PANW
$329B
– –
-200
Closed -$32.1K –
PLMR icon
232
Palomar
PLMR
$3.52B
– –
-68,090
Closed -$8.14M –
RMBS icon
233
Rambus
RMBS
$10.5B
– –
-84,930
Closed -$7.31M –
SPGI icon
234
S&P Global
SPGI
$122B
– –
-244
Closed -$104K –
6 7 8 9
10

Similar funds

CWP
Cyndeo Wealth Partners St. Petersburg, Florida $2.12B AUM 24.61% 1-Year Est. Return
MSR
Main Street Research Lakeville, Connecticut $2.12B AUM 67.44% 1-Year Est. Return
CP
Caligan Partners New York $2.13B AUM 758.65% 1-Year Est. Return
PCM
Philosophy Capital Management Alamo, California $2.12B AUM 39.96% 1-Year Est. Return
MWA
Midland Wealth Advisors Effingham, Illinois $2.13B AUM 17.72% 1-Year Est. Return
GC
Gobi Capital San Francisco, California $2.13B AUM 6.1% 1-Year Est. Return
PSC
Portman Square Capital London, United Kingdom $2.11B AUM 19.71% 1-Year Est. Return
BP
BBR Partners New York $2.13B AUM 21.87% 1-Year Est. Return

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.