AI Portfolio Summary
In 2025 Q4, OSTERWEIS CAPITAL MANAGEMENT INC maintained a portfolio of 326 distinct positions. The most significant new addition to the portfolio was BENTLEY SYS INC, which now represents 3.20% of the total fund value. Conversely, OSTERWEIS CAPITAL MANAGEMENT INC completely exited their position in FIVERR INTL LTD.
Total Positions
326
Quarter
2025 Q4
Top Holding
GOOG (4.8%)
Top 10 Concentration
32.6%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
1-25 of 326
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
GOOG
ALPHABET INC
|
Communication Services | 4.77% | 4.83% |
#1
Prev: #1
|
4.4 | -80,323 | -18.3% |
P
S
|
359,207 | $112,719,156 | 2012 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MSFT
MICROSOFT CORP
|
Technology | 3.62% | 4.48% |
#2
Prev: #2
|
3.4 | -15,140 | -7.9% |
P
S
|
176,624 | $85,418,899 | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 3.29% | 3.51% |
#3
Prev: #3
|
2.8 | -17,868 | -5.0% |
P
S
|
336,333 | $77,632,383 | 2020 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
AIRBNB INC
|
—
|
Bond/Debt | 3.22% | 3.13% |
#4
1
Prev: #5
|
3.8 | 6,000,000 | 8.5% |
P
S
|
76,750,000 | $76,136,000 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
N/A
BENTLEY SYS INC
|
—
|
Bond/Debt | 3.20% | — |
#5
Prev: #—
|
5.3 | 75,804,000 | no change |
NEW
|
75,804,000 | $75,661,868 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
N/A
MARRIOTT VACATI...
|
—
|
Bond/Debt | 3.00% | — |
#6
Prev: #—
|
4.7 | 71,011,000 | no change |
NEW
|
71,011,000 | $70,925,787 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
N/A
SUMMIT HOTEL PP...
|
—
|
Bond/Debt | 2.98% | 2.40% |
#7
2
Prev: #9
|
3.7 | 16,500,000 | 30.5% |
P
S
|
70,537,000 | $70,325,389 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
N/A
CABLE ONE INC
|
—
|
Bond/Debt | 2.94% | 3.10% |
#8
2
Prev: #6
|
2.2 | no change | no change |
P
S
|
70,305,000 | $69,426,188 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
N/A
ENPHASE ENERGY ...
|
—
|
Bond/Debt | 2.87% | 0.44% |
#9
54
Prev: #63
|
4.1 | 58,500,000 | 585.0% |
P
S
|
68,500,000 | $67,815,000 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
AVGO
BROADCOM INC
|
Technology | 2.67% | 3.15% |
#10
6
Prev: #4
|
1.6 | -29,249 | -13.8% |
P
S
|
182,116 | $63,030,348 | 2022 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
V
VISA INC
|
Financial Services | 2.10% | 2.19% |
#11
Prev: #11
|
1.3 | -849 | -0.6% |
P
S
|
141,242 | $49,534,981 | 2008 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
HAEMONETICS COR...
|
—
|
Bond/Debt | 2.04% | 2.15% |
#12
1
Prev: #13
|
1.8 | no change | no change |
P
S
|
48,570,000 | $48,205,725 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
LLY
ELI LILLY & CO
|
Healthcare | 2.04% | 1.65% |
#13
9
Prev: #22
|
1.3 | -3,204 | -6.7% |
P
S
|
44,778 | $48,122,022 | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
JPM
JPMORGAN CHASE ...
|
Financial Services | 1.90% | 2.03% |
#14
Prev: #14
|
1.3 | -3,291 | -2.3% |
P
S
|
138,995 | $44,786,968 | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
DHR
DANAHER CORPORA...
|
Healthcare | 1.82% | 2.16% |
#15
3
Prev: #12
|
0.7 | -53,137 | -22.0% |
P
S
|
188,105 | $43,060,996 | 2004 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
VAIL RESORTS IN...
|
—
|
Bond/Debt | 1.77% | 1.41% |
#16
10
Prev: #26
|
3.2 | 10,000,000 | 31.5% |
P
S
|
41,704,000 | $41,724,852 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
WCN
WASTE CONNECTIO...
|
Industrials | 1.76% | 1.70% |
#17
3
Prev: #20
|
2.7 | 23,868 | 11.2% |
P
S
|
237,665 | $41,676,935 | 2018 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
ALARM COM HLDGS...
|
—
|
Bond/Debt | 1.75% | 1.28% |
#18
12
Prev: #30
|
3.2 | 12,530,000 | 43.8% |
P
S
|
41,165,000 | $41,267,913 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
ADI
ANALOG DEVICES ...
|
Technology | 1.74% | 1.74% |
#19
1
Prev: #18
|
1.2 | -4,884 | -3.1% |
P
S
|
151,936 | $41,205,043 | 2017 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AWK
AMERICAN WTR WK...
|
Utilities | 1.67% | 1.87% |
#20
5
Prev: #15
|
1.2 | 5,036 | 1.7% |
P
S
|
303,095 | $39,553,898 | 2009 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AMAT
APPLIED MATLS I...
|
Technology | 1.66% | 1.72% |
#21
2
Prev: #19
|
1.2 | -32,869 | -17.7% |
P
S
|
152,877 | $39,287,860 | 2019 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AZO
AUTOZONE INC
|
Consumer Cyclical | 1.63% | 2.26% |
#22
12
Prev: #10
|
1.2 | -342 | -2.9% |
P
S
|
11,327 | $38,415,521 | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
APD
AIR PRODS & CHE...
|
Basic Materials | 1.50% | 1.83% |
#23
7
Prev: #16
|
1.1 | -5,749 | -3.9% |
P
S
|
143,308 | $35,399,942 | 2020 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PGR
PROGRESSIVE COR...
|
Financial Services | 1.46% | 1.68% |
#24
3
Prev: #21
|
1.1 | 295 | 0.2% |
P
S
|
151,278 | $34,449,026 | 2016 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BRO
BROWN & BROWN I...
|
Financial Services | 1.44% | 1.79% |
#25
8
Prev: #17
|
1.1 | 2,155 | 0.5% |
P
S
|
425,746 | $33,931,956 | 2022 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
FIVERR INTL LTD
|
—
|
Bond/Debt | 0.00% | 2.66% |
Sold All 😨
(Was: #7) |
0.0 | -59,000,000 | -100.0% |
CLOSED
|
— | $— | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
N/A
DEXCOM INC
|
—
|
Bond/Debt | 0.00% | 2.44% |
Sold All 😨
(Was: #8) |
0.0 | -54,500,000 | -100.0% |
CLOSED
|
— | $— | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
N/A
REDFIN CORP
|
—
|
Bond/Debt | 0.00% | 1.24% |
Sold All 😨
(Was: #33) |
0.0 | -27,385,000 | -100.0% |
CLOSED
|
— | $— | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
N/A
JAMF HLDG CORP
|
—
|
Bond/Debt | 0.00% | 0.50% |
Sold All 😨
(Was: #56) |
0.0 | -11,600,000 | -100.0% |
CLOSED
|
— | $— | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
TREX
TREX CO INC
|
Industrials | 0.00% | 0.46% |
Sold All 😨
(Was: #61) |
0.0 | -195,296 | -100.0% |
CLOSED
|
— | $— | 2016 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CWAN
CLEARWATER ANAL...
|
Technology | 0.00% | 0.36% |
Sold All 😨
(Was: #75) |
0.0 | -446,490 | -100.0% |
CLOSED
|
— | $— | 2023 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
RBRK
RUBRIK INC.
|
Technology | 0.00% | 0.28% |
Sold All 😨
(Was: #78) |
0.0 | -76,005 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ENSG
ENSIGN GROUP IN...
|
Healthcare | 0.00% | 0.22% |
Sold All 😨
(Was: #79) |
0.0 | -28,845 | -100.0% |
CLOSED
|
— | $— | 2023 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ADMA
ADMA BIOLOGICS ...
|
Healthcare | 0.00% | 0.20% |
Sold All 😨
(Was: #81) |
0.0 | -309,031 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
LAD
LITHIA MTRS INC
|
Consumer Cyclical | 0.00% | 0.16% |
Sold All 😨
(Was: #87) |
0.0 | -10,914 | -100.0% |
CLOSED
|
— | $— | 2025 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
FORD MTR CO
|
—
|
Bond/Debt | 0.00% | 0.14% |
Sold All 😨
(Was: #88) |
0.0 | -3,000,000 | -100.0% |
CLOSED
|
— | $— | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
KVYO
KLAVIYO INC
|
Technology | 0.00% | 0.12% |
Sold All 😨
(Was: #91) |
0.0 | -98,528 | -100.0% |
CLOSED
|
— | $— | 2024 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SLB
SCHLUMBERGER LT...
|
Energy | 0.00% | 0.02% |
Sold All 😨
(Was: #114) |
0.0 | -14,455 | -100.0% |
CLOSED
|
— | $— | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
HON
HONEYWELL INTL ...
|
Industrials | 0.00% | 0.01% |
Sold All 😨
(Was: #144) |
0.0 | -821 | -100.0% |
CLOSED
|
— | $— | 2010 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CSGP
COSTAR GROUP IN...
|
Real Estate | 0.00% | 0.01% |
Sold All 😨
(Was: #154) |
0.0 | -1,768 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MTD
METTLER TOLEDO ...
|
Healthcare | 0.00% | 0.00% |
Sold All 😨
(Was: #193) |
0.0 | -50 | -100.0% |
CLOSED
|
— | $— | 2022 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SBUX
STARBUCKS CORP
|
Consumer Cyclical | 0.00% | 0.00% |
Sold All 😨
(Was: #200) |
0.0 | -685 | -100.0% |
CLOSED
|
— | $— | 2017 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
TRU
TRANSUNION
|
Financial Services | 0.00% | 0.00% |
Sold All 😨
(Was: #216) |
0.0 | -508 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
FWONK
LIBERTY MEDIA C...
|
Communication Services | 0.00% | 0.00% |
Sold All 😨
(Was: #223) |
0.0 | -371 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ARMK
ARAMARK
|
Industrials | 0.00% | 0.00% |
Sold All 😨
(Was: #225) |
0.0 | -958 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AEP
AMERICAN ELEC P...
|
Utilities | 0.00% | 0.00% |
Sold All 😨
(Was: #228) |
0.0 | -310 | -100.0% |
CLOSED
|
— | $— | 2025 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AIR
AAR CORP
|
Industrials | 0.00% | 0.00% |
Sold All 😨
(Was: #230) |
0.0 | -383 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AEE
AMEREN CORP
|
Utilities | 0.00% | 0.00% |
Sold All 😨
(Was: #238) |
0.0 | -307 | -100.0% |
CLOSED
|
— | $— | 2025 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
WEC
WEC ENERGY GROU...
|
Utilities | 0.00% | 0.00% |
Sold All 😨
(Was: #241) |
0.0 | -262 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CHWY
CHEWY INC
|
Consumer Cyclical | 0.00% | 0.00% |
Sold All 😨
(Was: #242) |
0.0 | -715 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
HUBS
HUBSPOT INC
|
Technology | 0.00% | 0.00% |
Sold All 😨
(Was: #243) |
0.0 | -61 | -100.0% |
CLOSED
|
— | $— | 2022 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CBRE
CBRE GROUP INC
|
Real Estate | 0.00% | 0.00% |
Sold All 😨
(Was: #254) |
0.0 | -136 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SEIC
SEI INVTS CO
|
Financial Services | 0.00% | 0.00% |
Sold All 😨
(Was: #255) |
0.0 | -246 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
UFPI
UFP INDUSTRIES ...
|
Basic Materials | 0.00% | 0.00% |
Sold All 😨
(Was: #256) |
0.0 | -210 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
EBAY
EBAY INC.
|
Consumer Cyclical | 0.00% | 0.00% |
Sold All 😨
(Was: #258) |
0.0 | -198 | -100.0% |
CLOSED
|
— | $— | 2014 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ULTA
ULTA BEAUTY INC
|
Consumer Cyclical | 0.00% | 0.00% |
Sold All 😨
(Was: #262) |
0.0 | -30 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CPRT
COPART INC
|
Industrials | 0.00% | 0.00% |
Sold All 😨
(Was: #265) |
0.0 | -260 | -100.0% |
CLOSED
|
— | $— | 2009 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
VEEV
VEEVA SYS INC
|
Healthcare | 0.00% | 0.00% |
Sold All 😨
(Was: #266) |
0.0 | -37 | -100.0% |
CLOSED
|
— | $— | 2017 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ATEC
ALPHATEC HLDGS ...
|
Healthcare | 0.00% | 0.00% |
Sold All 😨
(Was: #268) |
0.0 | -334 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SOLV
SOLVENTUM CORP
|
Healthcare | 0.00% | 0.00% |
Sold All 😨
(Was: #269) |
0.0 | -53 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
VCYT
VERACYTE INC
|
Healthcare | 0.00% | 0.00% |
Sold All 😨
(Was: #270) |
0.0 | -86 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
FWONA
LIBERTY MEDIA C...
|
Communication Services | 0.00% | 0.00% |
Sold All 😨
(Was: #271) |
0.0 | -27 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BL
BLACKLINE INC
|
Technology | 0.00% | 0.00% |
Sold All 😨
(Was: #272) |
0.0 | -43 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PSKY
PARAMOUNT SKYDA...
|
Communication Services | 0.00% | 0.00% |
Sold All 😨
(Was: #273) |
0.0 | -111 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AMSF
AMERISAFE INC
|
Financial Services | 0.00% | 0.00% |
Sold All 😨
(Was: #274) |
0.0 | -8 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PHG
KONINKLIJKE PHI...
|
Healthcare | 0.00% | 0.00% |
Sold All 😨
(Was: #275) |
0.0 | -4 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) |
Showing 1-25 of 326 holdings