Chicago Capital Portfolio holdings
Chicago Capital, known as Chi-Cap, is a wealth management firm that focuses on helping families pursue financial goals that span generations. David Mabie and Eric Maddix started it in 2018 after years as portfolio managers and researchers at William Blair and Stein Roe, and they are two of its managing partners. Client portfolios are built for the long term from stocks, bonds, publicly traded partnerships, mutual funds and ETFs. Chi-Cap also runs the Armitage Focused Equity Strategy, whose holdings it shares as research with institutional investors.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
SpaceX
SPCX
|
+$100M |
| 2 |
ExxonMobil
XOM
|
+$48M |
| 3 |
Seagate
STX
|
+$16.9M |
| 4 |
GE Vernova
GEV
|
+$14.7M |
| 5 |
Palantir
PLTR
|
+$8.96M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Insulet
PODD
|
+$35.4M |
| 2 |
Procept Biorobotics
PRCT
|
+$31.5M |
| 3 |
Fair Isaac
FICO
|
+$17M |
| 4 |
CoStar Group
CSGP
|
+$14.8M |
| 5 |
Intuit
INTU
|
+$11.3M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 31.95% |
| 2 | Healthcare | 16.22% |
| 3 | Industrials | 13.28% |
| 4 | Financials | 11.56% |
| 5 | Communication Services | 11.4% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
26
Burlington
BURL
$16B
| $51.8M | 1.2% |
193,996
-2,197
| -1% | -$682K |
2020 Q2
25 quarters
|
|
|
27
ExxonMobil
XOM
$678B
| $49.9M | 1.16% |
+306,714
| New | +$48M |
2026 Q3
0 quarters
|
|
28
Quanta Services
PWR
$92.6B
| $49.7M | 1.15% |
77,428
+499
| +0.6% | +$322K |
2023 Q4
11 quarters
|
|
29
Dell
DELL
$243B
| $49.7M | 1.15% |
92,356
-5,817
| -6% | -$2.73M |
2024 Q1
10 quarters
|
|
30
Stryker
SYK
$121B
| $48.6M | 1.12% |
176,424
-22,158
| -11% | -$6.98M |
2018 Q1
34 quarters
|
|
31
JPMorgan Chase
JPM
$914B
| $47.1M | 1.09% |
142,228
+3,056
| +2% | +$1.07M |
2018 Q1
34 quarters
|
|
32
Costco
COST
$477B
| $46.8M | 1.08% |
51,448
-6,165
| -11% | -$5.76M |
2018 Q1
34 quarters
|
|
33
ServiceNow
NOW
$107B
| $46.6M | 1.08% |
347,894
+1,520
| +0.4% | +$187K |
2022 Q2
17 quarters
|
|
|
34
Palantir
PLTR
$419B
| $46.2M | 1.07% |
247,210
+56,219
| +29% | +$8.96M |
2021 Q1
22 quarters
|
|
35
Carvana
CVNA
$82B
| $37.9M | 0.88% |
606,456
+699
| +0.1% | +$47.8K |
2024 Q3
8 quarters
|
|
36
Idexx Laboratories
IDXX
$55B
| $37M | 0.86% |
70,796
-3,501
| -5% | -$1.92M |
2018 Q1
34 quarters
|
|
37
Kornit Digital
KRNT
$767M
| $35.1M | 0.81% |
2,114,692
-16,230
| -0.8% | -$260K |
2018 Q1
34 quarters
|
|
38
Netflix
NFLX
$263B
| $34.7M | 0.8% |
499,223
-65,296
| -12% | -$4.91M |
2018 Q1
34 quarters
|
|
39
Eaton
ETN
$142B
| $32.1M | 0.74% |
74,799
+6,669
| +10% | +$2.78M |
2023 Q4
11 quarters
|
|
40
Amphenol
APH
$201B
| $29M | 0.67% |
343,880
+822
| +0.2% | +$66.2K |
2025 Q2
5 quarters
|
|
41
Berkshire Hathaway Class B
BRK.B
$1.24T
| $28.1M | 0.65% |
56,425
+1,637
| +3% | +$826K |
2018 Q1
34 quarters
|
|
42
Alphabet (Google) Class C
GOOG
$3.59T
| $26.9M | 0.62% |
79,034
-4,928
| -6% | -$1.7M |
2018 Q1
34 quarters
|
|
|
43
GE Vernova
GEV
$217B
| $19.5M | 0.45% |
20,496
+14,813
| +261% | +$14.7M |
2024 Q2
9 quarters
|
|
|
44
Fair Isaac
FICO
$15.4B
| $17.2M | 0.4% |
28,959
-15,554
| -35% | -$17M |
2018 Q1
34 quarters
|
|
45
Lowe's Companies
LOW
$129B
| $17.1M | 0.4% |
92,915
-2,226
| -2% | -$462K |
2018 Q1
34 quarters
|
|
46
State Street SPDR S&P 500 ETF Trust
SPY
$808B
| $16.1M | 0.37% |
21,133
+3
| +0% | +$2.28K |
2018 Q1
34 quarters
|
|
47
iShares Core S&P 500 ETF
IVV
$883B
| $15.8M | 0.36% |
20,572
+41
| +0.2% | +$31.3K |
2018 Q1
34 quarters
|
|
48
Johnson & Johnson
JNJ
$672B
| $15M | 0.35% |
56,720
+548
| +1% | +$145K |
2018 Q1
34 quarters
|
|
49
Thermo Fisher Scientific
TMO
$267B
| $14.2M | 0.33% |
21,109
+467
| +2% | +$277K |
2020 Q2
25 quarters
|
|
50
Vistra
VST
$45.9B
| $14.2M | 0.33% |
102,869
+1,690
| +2% | +$249K |
2023 Q4
11 quarters
|
|
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Chicago Capital's Q3 2026 Portfolio in Review
As of Q3 2026, Chicago Capital held 390 positions worth $4.32B, up 4% from $4.15B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
Chicago Capital's Q3 2026 filing shows 29 new, 126 increased, 116 reduced and 18 closed positions. Its largest new stake was ExxonMobil: 306,714 shares worth $49.9M. The largest sale was Insulet, an estimated $35.4M.
By sector, the portfolio is most concentrated in Technology at 32% of assets, up from 32% a quarter earlier, followed by Healthcare and Industrials.
- Chicago Capital's largest Q3 2026 buy was ExxonMobil: 306,714 shares worth $49.9M.
- Chicago Capital added most to SpaceX in Q3 2026, an estimated $100M increase.
- Chicago Capital's biggest Q3 2026 reduction was Insulet, cutting an estimated $35.4M.
- Chicago Capital fully exited Arthur J. Gallagher & Co in Q3 2026, selling an estimated $2.31M.
- Chicago Capital's ten largest holdings make up 38% of its $4.32B portfolio in Q3 2026.
- Chicago Capital opened 29 new positions and closed 18 in Q3 2026.
- Chicago Capital's portfolio value rose 4% quarter-over-quarter to $4.32B.
Based on Chicago Capital's 13F filing for Q3 2026, filed 13 Oct 2026.