Filed: 2/17/2026ACC: 0001007524-26-000001
📋 What this filing means
OSTERWEIS CAPITAL MANAGEMENT INC filed this quarterly 13F‑HR report disclosing 285 equity positions with a total reported market value of $2.36B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
285
Positions
$2.36B
Total AUM (reported)
608.67M
Total Shares
Allocation by class
COM$1.37B58.0%
NOTE 3/1$145.56M6.2%
NOTE 3/0$116.02M4.9%
CAP STK CL C$112.72M4.8%
NOTE 1/1$112.19M4.7%
CL A$96.69M4.1%
NOTE 0.125% 1/1$75.66M3.2%
Portfolio Concentration
Top 3$275.77M11.7%
4–10$493.32M20.9%
11–25$620.62M26.3%
Rest$973.02M41.2%
Top 3 weight
11.7%
Top 10 weight
32.6%
Voting Authority Distribution
Total shares with voting rights: 608.67M
Sole
Full voting authority
608.67M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole285
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings285
Rows:
ALPHABET INC
SOLEShares359.21K
TypeSH
Market value$112.72M
4.77%
Sole
359.21K
Shared
0.00
None
0.00
MICROSOFT CORP
SOLEShares176.62K
TypeSH
Market value$85.42M
3.62%
Sole
176.62K
Shared
0.00
None
0.00
AMAZON COM INC
SOLEShares336.33K
TypeSH
Market value$77.63M
3.29%
Sole
336.33K
Shared
0.00
None
0.00
AIRBNB INC
SOLEShares76.75M
TypePRN
Market value$76.14M
3.22%
Sole
76.75M
Shared
0.00
None
0.00
BENTLEY SYS INC
SOLEShares75.80M
TypePRN
Market value$75.66M
3.20%
Sole
75.80M
Shared
0.00
None
0.00
MARRIOTT VACATIONS WORLDWIDE
SOLEShares71.01M
TypePRN
Market value$70.93M
3.00%
Sole
71.01M
Shared
0.00
None
0.00
SUMMIT HOTEL PPTYS
SOLEShares70.54M
TypePRN
Market value$70.33M
2.98%
Sole
70.54M
Shared
0.00
None
0.00
CABLE ONE INC
SOLEShares70.31M
TypePRN
Market value$69.43M
2.94%
Sole
70.31M
Shared
0.00
None
0.00
ENPHASE ENERGY INC
SOLEShares68.50M
TypePRN
Market value$67.81M
2.87%
Sole
68.50M
Shared
0.00
None
0.00
BROADCOM INC
SOLEShares182.12K
TypeSH
Market value$63.03M
2.67%
Sole
182.12K
Shared
0.00
None
0.00
VISA INC
SOLEShares141.24K
TypeSH
Market value$49.53M
2.10%
Sole
141.24K
Shared
0.00
None
0.00
HAEMONETICS CORP MASS
SOLEShares48.57M
TypePRN
Market value$48.21M
2.04%
Sole
48.57M
Shared
0.00
None
0.00
ELI LILLY & CO
SOLEShares44.78K
TypeSH
Market value$48.12M
2.04%
Sole
44.78K
Shared
0.00
None
0.00
JPMORGAN CHASE & CO.
SOLEShares139K
TypeSH
Market value$44.79M
1.90%
Sole
139K
Shared
0.00
None
0.00
DANAHER CORPORATION
SOLEShares188.10K
TypeSH
Market value$43.06M
1.82%
Sole
188.10K
Shared
0.00
None
0.00
VAIL RESORTS INC
SOLEShares41.70M
TypePRN
Market value$41.72M
1.77%
Sole
41.70M
Shared
0.00
None
0.00
WASTE CONNECTIONS INC
SOLEShares237.66K
TypeSH
Market value$41.68M
1.76%
Sole
237.66K
Shared
0.00
None
0.00
ALARM COM HLDGS INC
SOLEShares41.16M
TypePRN
Market value$41.27M
1.75%
Sole
41.16M
Shared
0.00
None
0.00
ANALOG DEVICES INC
SOLEShares151.94K
TypeSH
Market value$41.21M
1.74%
Sole
151.94K
Shared
0.00
None
0.00
AMERICAN WTR WKS CO INC NEW
SOLEShares303.10K
TypeSH
Market value$39.55M
1.67%
Sole
303.10K
Shared
0.00
None
0.00
APPLIED MATLS INC
SOLEShares152.88K
TypeSH
Market value$39.29M
1.66%
Sole
152.88K
Shared
0.00
None
0.00
AUTOZONE INC
SOLEShares11.33K
TypeSH
Market value$38.42M
1.63%
Sole
11.33K
Shared
0.00
None
0.00
AIR PRODS & CHEMS INC
SOLEShares143.31K
TypeSH
Market value$35.40M
1.50%
Sole
143.31K
Shared
0.00
None
0.00
PROGRESSIVE CORP
SOLEShares151.28K
TypeSH
Market value$34.45M
1.46%
Sole
151.28K
Shared
0.00
None
0.00
BROWN & BROWN INC
SOLEShares425.75K
TypeSH
Market value$33.93M
1.44%
Sole
425.75K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
ALPHABET INCSOLE | CAP STK CL C | 359.21K | SH | $112.72M 4.77% | 359.21K | 0.00 | 0.00 |
MICROSOFT CORPSOLE | COM | 176.62K | SH | $85.42M 3.62% | 176.62K | 0.00 | 0.00 |
AMAZON COM INCSOLE | COM | 336.33K | SH | $77.63M 3.29% | 336.33K | 0.00 | 0.00 |
AIRBNB INCSOLE | NOTE 3/1 | 76.75M | PRN | $76.14M 3.22% | 76.75M | 0.00 | 0.00 |
BENTLEY SYS INCSOLE | NOTE 0.125% 1/1 | 75.80M | PRN | $75.66M 3.20% | 75.80M | 0.00 | 0.00 |
MARRIOTT VACATIONS WORLDWIDESOLE | NOTE 1/1 | 71.01M | PRN | $70.93M 3.00% | 71.01M | 0.00 | 0.00 |
SUMMIT HOTEL PPTYSSOLE | NOTE 1.500% 2/1 | 70.54M | PRN | $70.33M 2.98% | 70.54M | 0.00 | 0.00 |
CABLE ONE INCSOLE | NOTE 3/1 | 70.31M | PRN | $69.43M 2.94% | 70.31M | 0.00 | 0.00 |
ENPHASE ENERGY INCSOLE | NOTE 3/0 | 68.50M | PRN | $67.81M 2.87% | 68.50M | 0.00 | 0.00 |
BROADCOM INCSOLE | COM | 182.12K | SH | $63.03M 2.67% | 182.12K | 0.00 | 0.00 |
VISA INCSOLE | COM CL A | 141.24K | SH | $49.53M 2.10% | 141.24K | 0.00 | 0.00 |
HAEMONETICS CORP MASSSOLE | NOTE 3/0 | 48.57M | PRN | $48.21M 2.04% | 48.57M | 0.00 | 0.00 |
ELI LILLY & COSOLE | COM | 44.78K | SH | $48.12M 2.04% | 44.78K | 0.00 | 0.00 |
JPMORGAN CHASE & CO.SOLE | COM | 139K | SH | $44.79M 1.90% | 139K | 0.00 | 0.00 |
DANAHER CORPORATIONSOLE | COM | 188.10K | SH | $43.06M 1.82% | 188.10K | 0.00 | 0.00 |
VAIL RESORTS INCSOLE | NOTE 1/0 | 41.70M | PRN | $41.72M 1.77% | 41.70M | 0.00 | 0.00 |
WASTE CONNECTIONS INCSOLE | COM | 237.66K | SH | $41.68M 1.76% | 237.66K | 0.00 | 0.00 |
ALARM COM HLDGS INCSOLE | NOTE 1/1 | 41.16M | PRN | $41.27M 1.75% | 41.16M | 0.00 | 0.00 |
ANALOG DEVICES INCSOLE | COM | 151.94K | SH | $41.21M 1.74% | 151.94K | 0.00 | 0.00 |
AMERICAN WTR WKS CO INC NEWSOLE | COM | 303.10K | SH | $39.55M 1.67% | 303.10K | 0.00 | 0.00 |
APPLIED MATLS INCSOLE | COM | 152.88K | SH | $39.29M 1.66% | 152.88K | 0.00 | 0.00 |
AUTOZONE INCSOLE | COM | 11.33K | SH | $38.42M 1.63% | 11.33K | 0.00 | 0.00 |
AIR PRODS & CHEMS INCSOLE | COM | 143.31K | SH | $35.40M 1.50% | 143.31K | 0.00 | 0.00 |
PROGRESSIVE CORPSOLE | COM | 151.28K | SH | $34.45M 1.46% | 151.28K | 0.00 | 0.00 |
BROWN & BROWN INCSOLE | COM | 425.75K | SH | $33.93M 1.44% | 425.75K | 0.00 | 0.00 |
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