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OSTERWEIS CAPITAL MANAGEMENT INC
Period ended Jun 30, 2026 · Latest filing Aug 14, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Sep 30, 2024: $1,973,932,473
- Dec 31, 2024: $2,149,101,752
- Mar 31, 2025: $2,026,050,307
- Jun 30, 2025: $2,090,086,624
- Sep 30, 2025: $2,215,909,888
- Dec 31, 2025: $2,362,738,606
- Mar 31, 2026: $1,938,865,854
- Jun 30, 2026: $2,120,950,602
Top holdings
Top 10 at Jun 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- ALPHABET INC · CAP STK CL C · 02079K107 · shares: $113,836,566
- APPLE INC · COM · 037833100 · shares: $69,393,693
- MARRIOTT VACATIONS WORLDWIDE · NOTE 3.250%12/1 · 57164YAF4 · principal: $62,216,210
- AMAZON COM INC · COM · 023135106 · shares: $60,233,523
- APPLIED MATLS INC · COM · 038222105 · shares: $58,792,914
- AFFIRM HLDGS INC · NOTE 11/1 · 00827BAB2 · principal: $56,637,500
- ANALOG DEVICES INC · COM · 032654105 · shares: $53,685,072
- MICROSOFT CORP · COM · 594918104 · shares: $52,558,517
- ELI LILLY & CO · COM · 532457108 · shares: $52,290,350
- BROADCOM INC · COM · 11135F101 · shares: $51,131,484
Reported holdings
280 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| NVR INC | COM | 62944T105 | — | 963 shares | $6,561,304 |
| MAYVILLE ENGR CO INC | COM | 578605107 | — | 174,600 shares | $6,540,516 |
| AGILYSYS INC | COM | 00847J105 | — | 62,440 shares | $6,524,980 |
| BANK OF AMER CORP | COM | 060505104 | — | 114,156 shares | $6,504,609 |
| INTERCONTINENTAL EXCHANGE IN | COM | 45866F104 | — | 52,664 shares | $6,483,465 |
| TURNING PT BRANDS INC | COM | 90041L105 | — | 76,076 shares | $6,452,006 |
| CANADIAN PACIFIC KANSAS CITY | COM | 13646K108 | — | 74,222 shares | $6,431,336 |
| FERGUSON ENTERPRISES INC | COMMON STOCK NEW | 31488V107 | — | 26,730 shares | $6,343,831 |
| AIR PRODUCTS AND CHEMICALS I | COM | 009158106 | — | 21,538 shares | $6,314,511 |
| LABCORP HOLDINGS INC | COM SHS | 504922105 | — | 20,937 shares | $5,862,360 |
| WAYSTAR HLDG CORP | COM | 946784105 | — | 281,360 shares | $5,776,321 |
| GLAUKOS CORP | COM | 377322102 | — | 40,539 shares | $5,665,731 |
| L3HARRIS TECHNOLOGIES INC | COM | 502431109 | — | 18,751 shares | $5,448,853 |
| GALAXY DIGITAL INC. | CL A | 36317J209 | — | 194,339 shares | $5,313,228 |
| PUBLIC STORAGE | COM | 74460D109 | — | 15,822 shares | $5,036,301 |
| GALLAGHER ARTHUR J & CO | COM | 363576109 | — | 21,786 shares | $5,001,412 |
| CECO ENVIRONMENTAL CORP | COM | 125141101 | — | 51,772 shares | $4,697,791 |
| CORPAY INC | COM SHS | 219948106 | — | 12,404 shares | $4,133,881 |
| ARROWHEAD PHARMACEUTICALS IN | COM | 04280A100 | — | 50,315 shares | $4,101,176 |
| SLB LIMITED | COM STK | 806857108 | — | 88,083 shares | $4,094,979 |
| PROCEPT BIOROBOTICS CORP | COM | 74276L105 | — | 167,095 shares | $3,773,005 |
| CHIME FINL INC | COM SHS CL A | 16935C109 | — | 164,890 shares | $3,376,947 |
| KEYSIGHT TECHNOLOGIES INC | COM | 49338L103 | — | 9,472 shares | $3,315,863 |
| BERKSHIRE HATHAWAY INC DEL | CL A | 084670108 | — | 4 shares | $2,995,400 |
| INTERCONTINENTAL EXCHANGE IN | COM | 45866F104 | — | 24,080 shares | $2,964,489 |
| MICRON TECHNOLOGY INC | COM | 595112103 | — | 2,464 shares | $2,844,171 |
| BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | — | 5,192 shares | $2,598,025 |
| ENTERPRISE PRODS PARTNERS L | COM | 293792107 | — | 68,720 shares | $2,526,147 |
| AUTODESK INC | COM | 052769106 | — | 12,000 shares | $2,333,040 |
| NOVARTIS AG | SPONSORED ADR | 66987V109 | — | 14,412 principal | $2,258,649 |
| PROCTER & GAMBLE CO | COM | 742718109 | — | 11,447 shares | $1,678,588 |
| PUBLIC STORAGE | COM | 74460D109 | — | 5,141 shares | $1,636,432 |
| ALPHABET INC | CAP STK CL A | 02079K305 | — | 4,511 shares | $1,612,096 |
| VANGUARD INDEX FDS | S&P 500 ETF SHS | 922908363 | — | 2,317 principal | $1,591,490 |
| FAIR ISAAC CORP | COM | 303250104 | — | 1,292 shares | $1,543,656 |
| SCHWAB STRATEGIC TR | US BRD MKT ETF | 808524102 | — | 49,067 principal | $1,420,980 |
| LABCORP HOLDINGS INC | COM SHS | 504922105 | — | 4,303 shares | $1,204,840 |
| ESSEX PPTY TR INC | COM | 297178105 | — | 4,000 shares | $1,166,360 |
| UNION PAC CORP | COM | 907818108 | — | 4,003 shares | $1,088,816 |
| PALANTIR TECHNOLOGIES INC | CL A | 69608A108 | — | 9,042 shares | $1,054,930 |
| L3HARRIS TECHNOLOGIES INC | COM | 502431109 | — | 3,516 shares | $1,021,714 |
| SELECT SECTOR SPDR TR | ST STR TECHN ETF | 81369Y803 | — | 5,182 principal | $987,275 |
| EXXON MOBIL CORP | COM | 30231G102 | — | 6,257 shares | $855,457 |
| BANK OF AMER CORP | COM | 060505104 | — | 14,100 shares | $803,418 |
| WORKDAY INC | CL A | 98138H101 | — | 6,493 shares | $794,873 |
| BERKSHIRE HATHAWAY INC DEL | CL A | 084670108 | — | 1 shares | $748,850 |
| ENTERPRISE PRODS PARTNERS L | COM | 293792107 | — | 19,095 shares | $701,932 |
| JOHNSON & JOHNSON | COM | 478160104 | — | 2,651 shares | $673,274 |
| PROCTER & GAMBLE CO | COM | 742718109 | — | 4,516 shares | $662,226 |
| KLA CORP | COM NEW | 482480100 | — | 2,180 shares | $657,728 |
| FIRST TR EXCHANGE TRAD FD VI | FST TR GLB FD | 33739H101 | — | 19,412 principal | $525,107 |
| AMERICAN EXPRESS CO | COM | 025816109 | — | 1,515 shares | $512,449 |
| PIMCO ETF TR | 0-5 HIGH YIELD | 72201R783 | — | 5,370 principal | $502,202 |
| VANGUARD STAR FDS | VG TL INTL STK F | 921909768 | — | 5,371 principal | $459,163 |
| JOHNSON & JOHNSON | COM | 478160104 | — | 1,780 shares | $452,067 |
| BERKLEY W R CORP | COM | 084423102 | — | 6,331 shares | $446,525 |
| MORGAN STANLEY | COM NEW | 617446448 | — | 2,128 shares | $444,837 |
| EXXON MOBIL CORP | COM | 30231G102 | — | 3,237 shares | $442,563 |
| ISHARES TR | CORE 1 5 YR USD | 46432F859 | — | 9,000 principal | $434,250 |
| CLOROX CO DEL | COM | 189054109 | — | 4,411 shares | $420,986 |
| INVESCO QQQ TR | UNIT SER 1 | 46090E103 | — | 551 principal | $405,756 |
| COSTCO WHOLESALE CORPORATION | COM | 22160K105 | — | 432 shares | $404,123 |
| HOME DEPOT INC | COM | 437076102 | — | 1,089 shares | $384,069 |
| CISCO SYS INC | COM | 17275R102 | — | 3,067 shares | $360,250 |
| WALMART INC | COM | 931142103 | — | 3,072 shares | $347,935 |
| LAM RESEARCH CORP | COM NEW | 512807306 | — | 796 shares | $344,931 |
| ISHARES TR | EXPND TEC SC ETF | 464287549 | — | 2,005 principal | $327,966 |
| RTX CORPORATION | COM | 75513E101 | — | 1,436 shares | $272,452 |
| ORACLE CORP | COM | 68389X105 | — | 1,845 shares | $270,385 |
| AIRBNB INC | COM CL A | 009066101 | — | 1,715 shares | $245,417 |
| CRANE COMPANY | COMMON STOCK | 224408104 | — | 1,095 shares | $244,262 |
| TESLA INC | COM | 88160R101 | — | 534 shares | $224,600 |
| CROWDSTRIKE HLDGS INC | CL A | 22788C105 | — | 286 shares | $218,258 |
| QUANTA SVCS INC | COM | 74762E102 | — | 300 shares | $216,012 |
| ISHARES TR | CORE MSCI EAFE | 46432F842 | — | 2,210 principal | $213,442 |
| VANGUARD INDEX FDS | EXTEND MKT ETF | 922908652 | — | 858 principal | $211,196 |
| TESLA INC | COM | 88160R101 | — | 500 shares | $210,300 |
| VANGUARD INDEX FDS | GROWTH ETF | 922908736 | — | 2,310 principal | $198,973 |
| VERTIV HOLDINGS CO | COM CL A | 92537N108 | — | 579 shares | $193,861 |
| VANGUARD ADMIRAL FDS INC | SMLLCP 600 IDX | 921932828 | — | 1,342 principal | $184,603 |
| CITIGROUP INC | COM NEW | 172967424 | — | 1,314 shares | $183,907 |
| NORFOLK SOUTHN CORP | COM | 655844108 | — | 582 shares | $183,091 |
| PARKER-HANNIFIN CORP | COM | 701094104 | — | 187 shares | $182,908 |
| MCKESSON CORP | COM | 58155Q103 | — | 226 shares | $170,766 |
| TJX COS INC NEW | COM | 872540109 | — | 1,104 shares | $167,256 |
| MERCK & CO INC | COM | 58933Y105 | — | 1,260 shares | $161,910 |
| MERCK & CO INC | COM | 58933Y105 | — | 1,251 shares | $160,754 |
| SPDR GOLD TR | GOLD SHS | 78463V107 | — | 427 principal | $157,298 |
| MARRIOTT INTL INC NEW | CL A | 571903202 | — | 420 shares | $155,648 |
| WELLS FARGO & CO | COM | 949746101 | — | 1,783 shares | $147,347 |
| INTUITIVE SURGICAL INC | COM NEW | 46120E602 | — | 368 shares | $146,346 |
| SPDR SERIES TRUST | ST STR BLO 1 ETF | 78468R663 | — | 1,582 principal | $144,974 |
| OREILLY AUTOMOTIVE INC | COM | 67103H107 | — | 1,515 shares | $139,516 |
| PROLOGIS INC. | COM | 74340W103 | — | 1,020 shares | $138,179 |
| TAIWAN SEMICONDUCTOR MANUFAC | SPONSORED ADS | 874039100 | — | 281 principal | $134,197 |
| FASTENAL CO | COM | 311900104 | — | 2,553 shares | $122,621 |
| BANK OF NY MELLON CORP | COM | 064058100 | — | 808 shares | $116,845 |
| DISNEY WALT CO | COM | 254687106 | — | 1,205 shares | $115,981 |
| VANGUARD BD INDEX FDS | TOTAL BND MRKT | 921937835 | — | 1,578 principal | $115,845 |
| ABBOTT LABORATORIES | COM | 002824100 | — | 1,265 shares | $114,786 |