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Osterweis Capital Management Inc.

CIK 1007524 · latest 13F filed 14 August 2026 · Read the filing on EDGAR

Osterweis Capital Management Inc. reported 200 US-listed holdings worth $1.84 billion in its 13F for the quarter ended 30 June 2026, filed 14 August 2026. Its largest: Alphabet Inc. (6.2%), Apple Inc. (3.8%) and Amazon.com Inc. (3.3%). Against the quarter before, it opened 14 positions, added to 27, trimmed 84 and sold out of 11.

Reported holdings$1.84B+13.9% on Q1 2026
Positions200+3 on Q1 2026
The largest ten33.0%of its reported holdings
Latest 13FQ2 2026filed 14 August 2026
Where the money is
Added toTrimmed
GOOG6.2%AAPL3.8%AMZN3.3%AMAT3.2%ADI2.9%MSFT2.9%LLY2.8%AVGO2.8%V2.7%WCN2.5%JPM2.5%NVDA2.4%AZO2.2%USFD2.0%186 more58.0%

The 14 largest of its 200 positions, each sized by its share of the reported holdings, coloured by the change in shares against Q1 2026.

Reported holdings, quarter by quarter
Q3 2024: $1.66 billion in 159 positions$1.66BQ3 24Q4 2024: $1.64 billion in 157 positions$1.64BQ4 24Q1 2025: $1.48 billion in 298 positions$1.48BQ1 25Q2 2025: $1.61 billion in 247 positions$1.61BQ2 25Q3 2025: $1.70 billion in 240 positions$1.70BQ3 25Q4 2025: $1.74 billion in 238 positions$1.74BQ4 25Q1 2026: $1.62 billion in 197 positions$1.62BQ1 26Q2 2026: $1.84 billion in 200 positions$1.84BQ2 26

What the fund reported holding at each quarter's end; hover a bar for the number of positions

What it did on the quarter

Opened 14Added 27Held 75Trimmed 84Sold out 11
Opened: 14Added: 27Held: 75Trimmed: 84Sold out: 11

Its positions against its 13F for the quarter to 31 March 2026; a change under 0.1% of a position counts as held

Opened 14

  1. Arthur J. Gallagher & Co. AJG$21.1 million
  2. Dutch Bros Inc. BROS$14.5 million
  3. Semtech Corp. SMTC$9.8 million
  4. Navan Inc. NAVN$7.7 million
  5. Bank of America Corp. BAC$7.3 million
  6. Dave Inc. DAVE$6.6 million
  7. Mayville Engr Co. Inc. MEC$6.5 million
  8. Agilysys Inc. AGYS$6.5 million

and 6 more in the table below

Added to 27

  1. Apple Inc. AAPL+194,242 shares · +426%
  2. Boston Scientific Corp. BSX+266,757 shares · +60%
  3. Synopsys Inc. SNPS+23,565 shares · +54%
  4. Micron Technology Inc. MU+8,774 shares · +4618%
  5. NVR Inc. NVR+1,237 shares · +45%
  6. Boeing Co. BA+37,686 shares · +35%
  7. Affirm Hldgs Inc. AFRM+96,845 shares · +159%
  8. AbbVie Inc. ABBV+27,437 shares · +26%

and 19 more in the table below

Trimmed 84

  1. Applied Materials Inc. AMAT-60,814 shares · -43%
  2. Keysight Technologies, Inc. KEYS-73,070 shares · -63%
  3. L3Harris Technologies, Inc. LHX-67,601 shares · -75%
  4. Public Storage PSA-57,844 shares · -73%
  5. Ceco Environmental Corp. Com CECO-174,845 shares · -77%
  6. Labcorp Holdings Inc. LH-51,743 shares · -67%
  7. Air Products & Chemicals, Inc. APD-44,017 shares · -38%
  8. Intercontinental Exchange, Inc. ICE-100,154 shares · -57%

and 76 more in the table below

Sold out of 11

  1. Brown & Brown, Inc. BRO$25.9 million last quarter
  2. Artivion, Inc. AORT$8.8 million last quarter
  3. Palomar Holdings, Inc. PLMR$8.1 million last quarter
  4. Modine Manufacturing Co MOD$7.4 million last quarter
  5. Rambus Inc. RMBS$7.3 million last quarter
  6. Cava Group, Inc. CAVA$6.8 million last quarter
  7. Fastly Inc. A FSLY$3.6 million last quarter
  8. S&P Global Inc. SPGI$103,783 last quarter

What it holds

CompanySharesValueOf its bookChange in shares
Alphabet Inc. GOOG322,182$113.8 million6.18%-4,976
Apple Inc. AAPL239,818$69.4 million3.77%+194,242
Amazon.com Inc. AMZN252,721$60.2 million3.27%-6,344
Applied Materials Inc. AMAT81,318$58.8 million3.19%-60,814
Analog Devices Inc. ADI135,169$53.7 million2.92%-15,090
Microsoft Corp. MSFT140,900$52.6 million2.85%-3,766
Eli Lilly & Co. LLY43,596$52.3 million2.84%-1,192
Broadcom Inc. AVGO135,358$51.1 million2.78%-19,736
Visa Inc. V142,213$48.8 million2.65%-1,688
Waste Connections Inc. WCN278,498$46.4 million2.52%+37,736
JPMorgan Chase & Co. JPM140,002$45.8 million2.49%-1,451
NVIDIA Corp. NVDA222,332$44.5 million2.42%-6,347
Autozone Inc. AZO12,513$40.0 million2.17%-88
US Foods Holding Corp. USFD353,146$36.1 million1.96%-937
Danaher Corp. DHR186,015$35.4 million1.92%-4,946
AbbVie Inc. ABBV134,915$34.0 million1.84%+27,437
Terreno Realty Corp. TRNO508,667$32.9 million1.79%-47,043
American Water Works Company, Inc. AWK249,175$32.8 million1.78%-7,257
Boeing Co. BA146,792$31.8 million1.73%+37,686
Progressive Corp. PGR142,193$31.1 million1.69%-2,573
Lamar Advertising Co. LAMR197,476$30.8 million1.67%-3,760
Boston Scientific Corp. BSX708,949$30.3 million1.64%+266,757
Synopsys Inc. SNPS67,599$30.2 million1.64%+23,565
AMETEK Inc. AME115,696$28.0 million1.52%-1,198
Ferguson Enterprises Inc. FERG115,641$27.4 million1.49%-2,062
Deere & Co. DE43,068$27.3 million1.48%-423
NVR Inc. NVR3,962$27.0 million1.47%+1,237
Canadian Pacific Kansas City LT CP304,752$26.4 million1.43%-17,491
Arthur J. Gallagher & Co. AJG91,965$21.1 million1.15%new
Air Products & Chemicals, Inc. APD70,429$20.6 million1.12%-44,017
Vericel Corp. VCEL398,365$17.7 million0.96%-2,680
Life Time Group Holdings, Inc. LTH429,210$17.5 million0.95%-90,350
SPX Technologies, Inc. SPXC71,108$17.4 million0.95%+22,126
Novanta Inc. NOVT105,125$17.1 million0.93%-1,925
Cardinal Infrastructure Grou CDNL179,516$16.9 million0.92%+9,580
SLB Limited SLB363,472$16.9 million0.92%-9,862
Twilio Inc. TWLO80,590$16.6 million0.90%+14,660
VSE Corp. VSEC71,699$16.4 million0.89%-925
Axos Financial, Inc. AX165,685$16.1 million0.88%+1,945
Loar Holdings Inc. LOAR188,865$15.2 million0.83%+50,495
Repligen Corp. RGEN110,995$15.1 million0.82%+18,775
Keysight Technologies, Inc. KEYS42,323$14.8 million0.80%-73,070
Guardant Health Inc. GH97,320$14.6 million0.79%-51,626
Dutch Bros Inc. BROS201,610$14.5 million0.79%new
Alignment Healthcare, Inc. ALHC604,000$14.4 million0.78%+257,015
DigitalOcean Holdings, Inc. DOCN91,535$14.4 million0.78%-24,430
Atricure Inc. ATRC501,355$14.0 million0.76%+151,710
Meta Platforms, Inc. META24,876$14.0 million0.76%-176
Corpay, Inc. CPAY40,873$13.6 million0.74%-994
Boot Barn Holdings, Inc. BOOT81,015$13.3 million0.72%+22,335
Firstservice Corp. New FSV91,739$13.0 million0.71%+26,855
Affirm Hldgs Inc. AFRM157,605$12.9 million0.70%+96,845
Sitime Corp. SITM16,670$12.4 million0.68%-8,467
Transcat Inc. TRNS132,797$12.3 million0.67%+32,335
Lattice Semiconductor Corp. LSCC79,865$12.2 million0.66%-26,045
Casella Waste Systems Inc. CWST123,055$11.9 million0.65%-25,215
Twist Bioscience Corp. TWST111,458$11.5 million0.62%-99,700
Micron Technology Inc. MU8,964$10.3 million0.56%+8,774
Semtech Corp. SMTC60,445$9.8 million0.53%new
Macom Technology Solutions Holdings, Inc. MTSI25,396$9.7 million0.52%-11,147
Servicetitan TTAN135,580$9.6 million0.52%+76,100
Intercontinental Exchange, Inc. ICE76,744$9.4 million0.51%-100,154
Nextpower Inc. NXT74,675$8.9 million0.48%-7,660
Hinge Health Inc. HNGE103,545$8.6 million0.47%-106,725
Navan Inc. NAVN337,640$7.7 million0.42%new
Bank of America Corp. BAC128,256$7.3 million0.40%new
Labcorp Holdings Inc. LH25,240$7.1 million0.38%-51,743
Public Storage PSA20,963$6.7 million0.36%-57,844
Cogent Biosciences Inc. COGT172,085$6.7 million0.36%+21,275
Dave Inc. DAVE17,672$6.6 million0.36%new
Mayville Engr Co. Inc. MEC174,600$6.5 million0.36%new
Agilysys Inc. AGYS62,440$6.5 million0.35%new
L3Harris Technologies, Inc. LHX22,267$6.5 million0.35%-67,601
Turning PT Brands Inc. TPB76,076$6.5 million0.35%+17,201
Waystar Holding Corp. WAY281,360$5.8 million0.31%new
Glaukos Corp. GKOS40,539$5.7 million0.31%-54,324
Galaxy Digital Inc. Class A GLXY194,339$5.3 million0.29%new
Ceco Environmental Corp. Com CECO51,772$4.7 million0.26%-174,845
Arrowhead Pharmaceuticals, Inc. ARWR50,315$4.1 million0.22%new
Procept Biorobotics Corp. PRCT167,095$3.8 million0.20%+65,770
Berkshire Hathaway Inc. Del5$3.7 million0.20%no change
Chime Finl Inc CHYM164,890$3.4 million0.18%-40,160
Enterprise Products Partners LP EPD87,815$3.2 million0.18%no change
Berkshire Hathaway Inc. Class B BRKB5,192$2.6 million0.14%-92
Procter & Gamble Co. PG15,963$2.3 million0.13%-155
Autodesk, Inc. ADSK12,000$2.3 million0.13%-2,000
Alphabet Inc. GOOGL4,511$1.6 million0.09%-467
Fair Isaac Corp. FICO1,292$1.5 million0.08%no change
ExxonMobil Holdings Corp. XOM9,494$1.3 million0.07%-1,303
Essex Property Trust, Inc. ESS4,000$1.2 million0.06%no change
Johnson & Johnson JNJ4,431$1.1 million0.06%no change
Union Pacific Corp. UNP4,003$1.1 million0.06%no change
Palantir Technologies Inc. PLTR9,042$1.1 million0.06%-160
Workday, Inc. WDAY6,493$794,8730.04%-6,250
KLA Corp. KLAC2,180$657,7280.04%+1,962
American Express Co. AXP1,515$512,4490.03%no change
W. R. Berkley Corp. WRB6,331$446,5250.02%no change
Morgan Stanley MS2,128$444,8370.02%-150
Tesla, Inc. TSLA1,034$434,9000.02%no change
Clorox Co. CLX4,411$420,9860.02%no change
Costco Wholesale Corp. COST432$404,1230.02%-23
Home Depot, Inc. HD1,089$384,0690.02%-89
Cisco Systems, Inc. CSCO3,067$360,2500.02%no change
Walmart Inc. WMT3,072$347,9350.02%no change
Lam Research Corp. LRCX796$344,9310.02%no change
Merck & Co., Inc. MRK2,511$322,6640.02%-1,672
RTX Corp. RTX1,436$272,4520.01%-189
Oracle Corp. ORCL1,845$270,3850.01%no change
Airbnb, Inc. ABNB1,715$245,4170.01%no change
Crane Co. CR1,095$244,2620.01%-230
CrowdStrike Holdings, Inc. CRWD286$218,2580.01%no change
Quanta Services, Inc. PWR300$216,0120.01%no change
Vertiv Holdings Co. VRT579$193,8610.01%no change
Citigroup Inc. C1,314$183,9070.01%no change
Norfolk Southern Corp. NSC582$183,0910.01%no change
Parker-Hannifin Corp. PH187$182,9080.01%no change
McKesson Corp. MCK226$170,7660.01%no change
TJX Companies Inc. TJX1,104$167,2560.01%no change
Marriott International Inc. MAR420$155,6480.01%+276
Wells Fargo & Company WFC1,783$147,3470.01%-2,524
Intuitive Surgical Inc. ISRG368$146,3460.01%no change
O'Reilly Automotive, Inc. ORLY1,515$139,5160.01%no change
Prologis, Inc. PLD1,020$138,1790.01%no change
Fastenal Co. FAST2,553$122,6210.01%no change
Bank of New York Mellon Corp. BNY808$116,8450.01%-391
Walt Disney Co. DIS1,205$115,9810.01%-395
Abbott Laboratories ABT1,265$114,7860.01%no change
Emcor Group, Inc. EME136$112,8640.01%no change
Booking Holdings Inc. BKNG625$111,4000.01%+600
PNC Financial Services Group, Inc. PNC449$110,5530.01%-465
International Business Machines Corp. IBM354$99,5480.01%no change
Chevron Corp. CVX598$99,1240.01%no change
Caterpillar Inc. CAT91$96,9060.01%no change
Space Exploration Techn Corp. Class A Com STK SPCX550$93,9730.01%new
Old Dominion Freight Line, Inc. ODFL432$93,5710.01%-174
HA Sustainable Infrastructure Capital, Inc. HASI2,390$93,3300.01%no change
General Dynamics Corp. GD262$92,8110.01%-332
Lyft, Inc. LYFT6,099$89,1060.00%no change
Valero Energy Corp. VLO341$88,8100.00%no change
Advanced Micro Devices Inc. AMD150$87,1370.00%no change
Marsh & McLennan Companies, Inc. MRSH513$85,5020.00%no change
Heico Corp. New HEI227$80,8550.00%-117
Netflix Inc. NFLX1,100$78,5400.00%-200
MSCI Inc. MSCI137$76,7250.00%no change
Summit Therapeutics Inc. SMMT5,000$72,8500.00%no change
Entergy Corp. ETR626$71,9020.00%no change
Esco Technologies Inc. ESE205$71,7580.00%no change
Cummins Inc. CMI95$67,7550.00%no change
Raymond James Financial Inc. RJF445$67,6530.00%-115
Philip Morris International Inc. PM357$64,5850.00%no change
RBC Bearings Inc. RBC100$64,4060.00%-112
Uber Technologies, Inc. UBER857$61,8410.00%-472
Northrop Grumman Corp. NOC119$60,6080.00%no change
BlackRock, Inc. BLK62$59,6170.00%no change
CME Group Inc. CME258$56,9740.00%no change
Howmet Aerospace Inc. HWM208$55,9230.00%no change
Nextnav Inc. NN3,071$54,7560.00%-3,462
Texas Instruments Inc. TXN180$53,6530.00%no change
ConocoPhillips COP511$53,1240.00%no change
Shopify Inc. SHOP463$52,8650.00%no change
Ingersoll Rand Inc. IR631$51,7360.00%no change
EQT Corp. EQT921$48,9700.00%no change
New Found Gold Corp NFGC31,250$48,1250.00%no change
Goldman Sachs Group Inc. GS43$43,4890.00%no change
Agnico Eagle Mines Ltd AEM278$43,1260.00%-313
Agilent Technologies, Inc. A324$43,0370.00%no change
Primoris Services Corp. PRIM431$42,7210.00%no change
Nasdaq, Inc. NDAQ539$42,4840.00%no change
Amgen Inc. AMGN117$42,3680.00%no change
Reliance, Inc. RS111$41,4700.00%no change
Waste Management Inc. WM181$40,3410.00%no change
Martin Marietta Materials Inc. MLM68$39,2160.00%no change
Equity Lifestyle Properties Inc. ELS593$38,2190.00%-415
Salesforce, Inc. CRM236$36,9720.00%-266
Adobe Inc. ADBE176$36,0840.00%no change
Align Technology Inc. ALGN211$35,5870.00%no change
AllianceBernstein Holding LP AB998$35,1500.00%-1,126
Carlisle Companies Inc. CSL96$34,8240.00%no change
Qxo Inc. QXO1,995$34,4740.00%-2,250
Equifax Inc. EFX210$33,3310.00%no change
Fiserv Inc. FISV645$31,6370.00%no change
PepsiCo Inc. PEP230$31,1420.00%no change
Pulse Biosciences Inc. PLSE1,000$27,7300.00%no change
Perpetua Resources Corp. PPTA1,232$25,5760.00%-1,390
Idacorp Inc. IDA166$25,1160.00%-186
Columbia Banking System, Inc. COLB730$23,3970.00%-823
Stifel Financial Corp. SF318$22,1870.00%no change
Ars Pharmaceuticals Inc. SPRY2,637$21,1220.00%-2,973
TMC the Metals Company Inc. TMC4,675$20,7100.00%no change
Rivian Automotive Inc. RIVN1,175$20,3860.00%no change
LPL Finl Hldgs Inc. LPLA70$19,7180.00%no change
Broadridge Financial Solutions, Inc. BR143$19,5840.00%-56
Snap Inc. SNAP4,000$17,7600.00%no change
Newsmax Inc. Com SHS Class B NMAX2,120$17,5540.00%no change
PTC Inc. PTC136$15,4510.00%-153
Blackstone Secd Lending FD BXSL598$14,1790.00%-674
Vertex Pharmaceuticals Inc. VRTX21$10,4310.00%no change
Thermo Fisher Scientific Inc. TMO11$5,5150.00%-77
Marriott Vacations Worldwide Corp. VAC21$2,1390.00%new
Host Hotels & Resorts, Inc. HST1$240.00%new
Every US-listed position in the fund's 13F for the quarter ended 30 June 2026, by the value it reported.
Read moreChange is shares against its 13F for the quarter before; the 11 it sold out of are in the box above.