2026 Q2 Portfolio Activity
In 2026 Q2, OSTERWEIS CAPITAL MANAGEMENT INC maintained a portfolio of 247 distinct positions. The most significant new addition was GALLAGHER ARTHUR J & CO, now representing 1.00% of the total fund value. They heavily accumulated shares in APPLE INC, increasing the position by 426.2%. The fund also reduced its exposure to AFFIRM HLDGS INC by 86.5%.
Position History
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Total Positions
247
Quarter
2026 Q2
Top Holding
GOOG (5.4%)
Top 10 Concentration
29.7%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 247
OSTERWEIS CAPITAL MANAGEMENT INC Full Holdings List — 2026 Q2
| 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 | 5.37% | 4.84% |
#1
Prev: #1
|
4.6 |
—
|
-4,976 | -1.5% |
P
S
|
322,182 | $113,836,566 | 2012 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
AAPL
APPLE INC
|
Technology | 3.27% | 0.60% |
#2
53
Prev: #55
|
5.8 |
—
|
194,242 | 426.2% |
P
S
|
239,818 | $69,393,693 | 2008 Q3 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
N/A
MARRIOTT VACATI...
|
|
Bond/Debt | 2.93% | 2.48% |
#3
3
Prev: #6
|
4.7 |
—
|
13,260,000 | 26.5% |
P
S
|
63,260,000 | $62,216,210 | — | 13F Filing | 2026-06-30 | 2026-08-14 | ||
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 2.84% | 2.78% |
#4
1
Prev: #3
|
2.1 |
—
|
-6,344 | -2.4% |
P
S
|
252,721 | $60,233,523 | 2020 Q2 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
AMAT
APPLIED MATLS I...
|
Technology | 2.77% | 2.51% |
#5
Prev: #5
|
1.6 |
—
|
-60,814 | -42.8% |
P
S
|
81,318 | $58,792,914 | 2019 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
N/A
AFFIRM HLDGS IN...
|
|
Bond/Debt | 2.67% | 2.88% |
#6
4
Prev: #2
|
2.1 |
—
|
no change | no change |
P
S
|
57,500,000 | $56,637,500 | — | 13F Filing | 2026-06-30 | 2026-08-14 | ||
|
ADI
ANALOG DEVICES ...
|
Technology | 2.53% | 2.47% |
#7
1
Prev: #8
|
1.5 |
—
|
-15,090 | -10.0% |
P
S
|
135,169 | $53,685,072 | 2017 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
MSFT
MICROSOFT CORP
|
Technology | 2.48% | 2.76% |
#8
4
Prev: #4
|
1.5 |
—
|
-3,766 | -2.6% |
P
S
|
140,900 | $52,558,517 | 1999 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
LLY
ELI LILLY & CO
|
Healthcare | 2.47% | 2.12% |
#9
4
Prev: #13
|
1.5 |
—
|
-1,192 | -2.7% |
P
S
|
43,596 | $52,290,350 | 1999 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
AVGO
BROADCOM INC
|
Technology | 2.41% | 2.48% |
#10
3
Prev: #7
|
1.5 |
—
|
-19,736 | -12.7% |
P
S
|
135,358 | $51,131,484 | 2022 Q3 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
V
VISA INC
|
Financial Services | 2.30% | 2.24% |
#11
2
Prev: #9
|
1.4 |
—
|
-1,688 | -1.2% |
P
S
|
142,213 | $48,791,858 | 2008 Q2 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
WCN
WASTE CONNECTIO...
|
Industrials | 2.19% | 2.02% |
#12
3
Prev: #15
|
2.9 |
—
|
37,736 | 15.7% |
P
S
|
278,498 | $46,422,832 | 2018 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
JPM
JPMORGAN CHASE ...
|
Financial Services | 2.16% | 2.15% |
#13
2
Prev: #11
|
1.4 |
—
|
-1,451 | -1.0% |
P
S
|
140,002 | $45,826,855 | 1999 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
NVDA
NVIDIA CORPORAT...
|
Technology | 2.10% | 2.06% |
#14
Prev: #14
|
1.3 |
—
|
-6,347 | -2.8% |
P
S
|
222,332 | $44,486,410 | 2013 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
N/A
PEBBLEBROOK HOT...
|
|
Bond/Debt | 1.90% | 1.71% |
#15
7
Prev: #22
|
2.8 |
—
|
6,700,000 | 19.8% |
P
S
|
40,571,000 | $40,291,060 | — | 13F Filing | 2026-06-30 | 2026-08-14 | ||
|
AZO
AUTOZONE INC
|
Consumer Cyclical | 1.89% | 2.20% |
#16
6
Prev: #10
|
1.3 |
—
|
-88 | -0.7% |
P
S
|
12,513 | $39,990,797 | 2024 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
USFD
US FOODS HLDG C...
|
Consumer Defensive | 1.70% | 1.68% |
#17
6
Prev: #23
|
1.2 |
—
|
-937 | -0.3% |
P
S
|
353,146 | $36,109,178 | 2016 Q4 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
DHR
DANAHER CORP DE...
|
Healthcare | 1.67% | 1.87% |
#18
2
Prev: #16
|
1.2 |
—
|
-4,946 | -2.6% |
P
S
|
186,015 | $35,432,137 | 2004 Q3 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
N/A
REDFIN CORP
|
|
Bond/Debt | 1.61% | — |
#19
Prev: #—
|
4.1 |
—
|
35,377,000 | — |
NEW
|
35,377,000 | $34,138,805 | — | 13F Filing | 2026-06-30 | 2026-08-14 | ||
|
ABBV
ABBVIE INC
|
Healthcare | 1.60% | 1.21% |
#20
16
Prev: #36
|
3.1 |
—
|
27,437 | 25.5% |
P
S
|
134,915 | $33,950,010 | 2013 Q2 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
TRNO
TERRENO RLTY CO...
|
Real Estate | 1.55% | 1.76% |
#21
1
Prev: #20
|
1.1 |
—
|
-47,043 | -8.5% |
P
S
|
508,667 | $32,946,362 | 2025 Q2 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
AWK
AMERICAN WTR WK...
|
Utilities | 1.55% | 1.80% |
#22
3
Prev: #19
|
1.1 |
—
|
-7,257 | -2.8% |
P
S
|
249,175 | $32,786,447 | 2009 Q2 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
BA
BOEING CO
|
Industrials | 1.50% | 1.12% |
#23
14
Prev: #37
|
3.1 |
—
|
37,686 | 34.5% |
P
S
|
146,792 | $31,776,064 | 2012 Q4 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
PGR
PROGRESSIVE COR...
|
Financial Services | 1.46% | 1.48% |
#24
3
Prev: #27
|
1.1 |
—
|
-2,573 | -1.8% |
P
S
|
142,193 | $31,062,061 | 2016 Q4 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
LAMR
LAMAR ADVERTISI...
|
Real Estate | 1.45% | 1.31% |
#25
7
Prev: #32
|
1.1 |
—
|
-3,760 | -1.9% |
P
S
|
197,476 | $30,802,306 | 2003 Q4 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
N/A
ZIFF DAVIS INC
|
|
Bond/Debt | 1.43% | 1.55% |
#26
Prev: #26
|
1.6 |
—
|
no change | no change |
P
S
|
30,595,000 | $30,328,597 | — | 13F Filing | 2026-06-30 | 2026-08-14 | ||
|
BSX
BOSTON SCIENTIF...
|
Healthcare | 1.43% | 1.43% |
#27
2
Prev: #29
|
3.6 |
—
|
266,757 | 60.3% |
P
S
|
708,949 | $30,257,943 | 2021 Q3 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
SNPS
SYNOPSYS INC
|
Technology | 1.42% | 0.90% |
#28
14
Prev: #42
|
3.6 |
—
|
23,565 | 53.5% |
P
S
|
67,599 | $30,153,886 | 2018 Q3 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
AME
AMETEK INC
|
Industrials | 1.32% | 1.29% |
#29
5
Prev: #34
|
1.0 |
—
|
-1,198 | -1.0% |
P
S
|
115,696 | $27,991,490 | 2006 Q3 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
FERG
FERGUSON ENTERP...
|
Industrials | 1.29% | 1.42% |
#30
Prev: #30
|
1.0 |
—
|
-2,062 | -1.8% |
P
S
|
115,641 | $27,445,079 | 2025 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
DE
DEERE & CO
|
Industrials | 1.29% | 1.26% |
#31
4
Prev: #35
|
1.0 |
—
|
-423 | -1.0% |
P
S
|
43,068 | $27,319,324 | 1999 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
NVR
NVR INC
|
Consumer Cyclical | 1.27% | 0.93% |
#32
9
Prev: #41
|
3.0 |
—
|
1,237 | 45.4% |
P
S
|
3,962 | $26,994,691 | 2025 Q4 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
CP
CANADIAN PACIFI...
|
Industrials | 1.25% | 1.31% |
#33
Prev: #33
|
1.0 |
—
|
-17,491 | -5.4% |
P
S
|
304,752 | $26,406,761 | 2025 Q3 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
AJG
GALLAGHER ARTHU...
|
Financial Services | 1.00% | — |
#34
Prev: #—
|
3.9 |
—
|
91,965 | — |
NEW
|
91,965 | $21,112,405 | 2022 Q3 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
APD
AIR PRODUCTS AN...
|
Basic Materials | 0.97% | 1.71% |
#35
14
Prev: #21
|
0.4 |
—
|
-44,017 | -38.5% |
P
S
|
70,429 | $20,648,374 | 2020 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
VCEL
VERICEL CORP
|
Healthcare | 0.84% | 0.67% |
#36
14
Prev: #50
|
0.8 |
—
|
-2,680 | -0.7% |
P
S
|
398,365 | $17,723,259 | 2019 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
LTH
LIFE TIME GROUP...
|
Consumer Cyclical | 0.83% | 0.72% |
#37
8
Prev: #45
|
0.8 |
—
|
-90,350 | -17.4% |
P
S
|
429,210 | $17,528,936 | 2024 Q4 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
SPXC
SPX TECHNOLOGIE...
|
Industrials | 0.82% | 0.51% |
#38
25
Prev: #63
|
2.8 |
—
|
22,126 | 45.2% |
P
S
|
71,108 | $17,433,548 | 2025 Q2 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
NOVT
NOVANTA INC
|
Technology | 0.80% | 0.65% |
#39
13
Prev: #52
|
0.8 |
—
|
-1,925 | -1.8% |
P
S
|
105,125 | $17,055,480 | 2025 Q4 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
CDNL
CARDINAL INFRAS...
|
Industrials | 0.80% | 0.35% |
#40
38
Prev: #78
|
2.3 |
—
|
9,580 | 5.6% |
P
S
|
179,516 | $16,910,407 | 2025 Q4 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
SLB
SLB LIMITED
|
Energy | 0.80% | 0.99% |
#41
1
Prev: #40
|
0.8 |
—
|
-9,862 | -2.6% |
P
S
|
363,472 | $16,897,814 | 1999 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
TWLO
TWILIO INC
|
Technology | 0.78% | 0.43% |
#42
26
Prev: #68
|
2.8 |
—
|
14,660 | 22.2% |
P
S
|
80,590 | $16,628,135 | 2019 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
VSEC
VSE CORP
|
Industrials | 0.77% | 0.69% |
#43
6
Prev: #49
|
0.8 |
—
|
-925 | -1.3% |
P
S
|
71,699 | $16,383,222 | 2025 Q4 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
AX
AXOS FINANCIAL ...
|
Financial Services | 0.76% | 0.72% |
#44
2
Prev: #46
|
0.8 |
—
|
1,945 | 1.2% |
P
S
|
165,685 | $16,136,062 | 2018 Q3 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
LOAR
LOAR HOLDINGS I...
|
Industrials | 0.72% | 0.41% |
#45
27
Prev: #72
|
2.8 |
—
|
50,495 | 36.5% |
P
S
|
188,865 | $15,224,408 | 2026 Q1 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
RGEN
REPLIGEN CORP
|
Healthcare | 0.71% | 0.56% |
#46
10
Prev: #56
|
2.8 |
—
|
18,775 | 20.4% |
P
S
|
110,995 | $15,144,158 | 2024 Q2 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
KEYS
KEYSIGHT TECHNO...
|
Technology | 0.70% | 1.68% |
#47
23
Prev: #24
|
0.3 |
—
|
-73,070 | -63.3% |
P
S
|
42,323 | $14,816,013 | 2022 Q3 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
GH
GUARDANT HEALTH...
|
Healthcare | 0.69% | 0.71% |
#48
1
Prev: #47
|
0.3 |
—
|
-51,626 | -34.7% |
P
S
|
97,320 | $14,600,920 | 2019 Q4 | 13F Filing | 2026-06-30 | 2026-08-14 | |||
|
N/A
UPWORK INC
|
|
Bond/Debt | 0.69% | 0.74% |
#49
6
Prev: #43
|
1.3 |
—
|
no change | no change |
P
S
|
14,680,000 | $14,569,896 | — | 13F Filing | 2026-06-30 | 2026-08-14 | ||
|
BROS
DUTCH BROS INC
|
Consumer Cyclical | 0.68% | — |
#50
Prev: #—
|
3.8 |
—
|
201,610 | — |
NEW
|
201,610 | $14,477,614 | 2025 Q2 | 13F Filing | 2026-06-30 | 2026-08-14 |
Showing 1-50 of 247 holdings