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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
+0.37%
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
$1.94B
AUM Growth
-$424M
Cap. Flow
-$100M
Cap. Flow %
-5.17%
Top 10 Hldgs %
27.63%
Holding
283
New
13
Increased
32
Reduced
68
Closed
54

Top Buys

Rank Stock Value
1
ABBV icon
AbbVie
ABBV
+$23M
2
PSA icon
Public Storage
PSA
+$22.6M
3
SLB icon
SLB Ltd
SLB
+$18.1M
4
NVDA icon
NVIDIA
NVDA
+$17.6M
5
BSX icon
Boston Scientific
BSX
+$13.8M

Top Sells

Rank Stock Value
1
INTU icon
Intuit
INTU
+$28.6M
2
CRM icon
Salesforce
CRM
+$20.1M
3
AMZN icon
Amazon
AMZN
+$17M
4
MSFT icon
Microsoft
MSFT
+$13.4M
5
VITL icon
Vital Farms
VITL
+$10.7M

Sector Composition

Rank Sector Weight
1 Technology 21.13%
2 Miscellaneous 15.87%
3 Industrials 13.83%
4 Healthcare 13.58%
5 Financials 10.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ATRC icon
51
AtriCure
ATRC
$2.47B
$9.98M 0.51%
349,645
+146,070
+72% +$4.98M
DOCN icon
52
DigitalOcean
DOCN
$13.1B
$9.95M 0.51%
+115,965
New +$7.31M
NXT icon
53
Nextpower Inc. Common Stock
NXT
$13B
$9.93M 0.51%
82,335
+34,085
+71% +$3.78M
LSCC icon
54
Lattice Semiconductor
LSCC
$16.2B
$9.82M 0.51%
105,910
-54,655
-34% -$4.9M
SPXC icon
55
SPX Corp
SPXC
$9.95B
$9.79M 0.51%
48,982
+852
+2% +$183K
FSV icon
56
FirstService
FSV
$6.18B
$9.01M 0.47%
64,884
-37,470
-37% -$5.71M
AORT icon
57
Artivion
AORT
$1.31B
$8.8M 0.45%
240,217
+19,490
+9% +$769K
SITM icon
58
SiTime
SITM
$16.8B
$8.68M 0.45%
25,137
-5,561
-18% -$2.05M
BOOT icon
59
Boot Barn
BOOT
$4.69B
$8.59M 0.44%
+58,680
New +$10.6M
TWLO icon
60
Twilio
TWLO
$36.5B
$8.3M 0.43%
65,930
+10,715
+19% +$1.32M
PLMR icon
61
Palomar
PLMR
$3.46B
$8.14M 0.42%
68,090
+10,580
+18% +$1.32M
MTSI icon
62
MACOM Technology Solutions
MTSI
$20.3B
$8.12M 0.42%
36,543
-24,427
-40% -$5.45M
HNGE
63
Hinge Health
HNGE
$7.05B
$8.11M 0.42%
210,270
+38,010
+22% +$1.58M
LOAR icon
64
Loar Holdings
LOAR
$6.72B
$7.93M 0.41%
+138,370
New +$9.33M
MOD icon
65
Modine Manufacturing
MOD
$9.43B
$7.42M 0.38%
34,224
-54,998
-62% -$10.4M
TRNS icon
66
Transcat
TRNS
$804M
$7.38M 0.38%
+100,462
New +$7.07M
RMBS icon
67
Rambus
RMBS
$9.3B
$7.31M 0.38%
84,930
-4,135
-5% -$413K
CAVA icon
68
CAVA Group
CAVA
$7.82B
$6.77M 0.35%
83,695
-3,720
-4% -$271K
CDNL
69
Cardinal Infrastructure Group
CDNL
$777M
$6.74M 0.35%
169,936
+93,711
+123% +$2.71M
ALHC icon
70
Alignment Healthcare
ALHC
$2.83B
$6.11M 0.32%
+346,985
New +$6.97M
COGT icon
71
Cogent Biosciences
COGT
$6.02B
$5.8M 0.3%
+150,810
New +$5.57M
TPB icon
72
Turning Point Brands
TPB
$1.68B
$5.11M 0.26%
58,875
-25,680
-30% -$2.86M
CHYM
73
Chime Financial
CHYM
$12.6B
$3.84M 0.2%
205,050
-217,300
-51% -$4.93M
TTAN
74
ServiceTitan Inc
TTAN
$9.53B
$3.77M 0.19%
59,480
-57,575
-49% -$4.44M
FSLY icon
75
Fastly Inc
FSLY
$3.67B
$3.65M 0.19%
+125,495
New +$2.06M
1 2
3
4 5

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Osterweis Capital Management's Q1 2026 Portfolio in Review

As of Q1 2026, Osterweis Capital Management held 283 positions worth $1.94B, down 18% from $2.36B the previous quarter. Its ten largest holdings account for 28% of the portfolio.

Osterweis Capital Management withdrew a net $100M in Q1 2026, closing 54 positions and reducing 68 holdings. Its most notable exit was Intuit, an estimated $28.6M position sold in full.

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

Against the trend, Osterweis Capital Management opened a new position in Public Storage worth $21.3M.

  • Osterweis Capital Management's largest Q1 2026 buy was Public Storage: 78,807 shares worth $21.3M.
  • Osterweis Capital Management added most to AbbVie in Q1 2026, an estimated $23M increase.
  • Osterweis Capital Management's biggest Q1 2026 reduction was Salesforce, cutting an estimated $20.1M.
  • Osterweis Capital Management fully exited Intuit in Q1 2026, selling an estimated $28.6M.
  • Osterweis Capital Management's ten largest holdings make up 28% of its $1.94B portfolio in Q1 2026.
  • Osterweis Capital Management opened 13 new positions and closed 54 in Q1 2026.
  • Osterweis Capital Management's portfolio value fell 18% quarter-over-quarter to $1.94B.

Based on Osterweis Capital Management's 13F filing for Q1 2026, filed 15 May 2026.