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Chicago Capital Management Portfolio holdings
AUM
$110M
Turnover
48.65%
1-Year Est. Return
69.96%
This Fund
S&P 500
This Quarter Est. Return
+7.44%
1 Year Est. Return
+69.96%
3 Year Est. Return
+270.23%
5 Year Est. Return
+1,901.88%
10 Year Est. Return
+157,015.28%
AUM
$110M
AUM Growth
-$1.87M
(-1.7%)
Cap. Flow
-$63.7M
Cap. Flow % of AUM
Cap. Flow %
-57.7%
Top 10 Holdings %
Top 10 Hldgs %
61.39%
Holding
37
New
7
Increased
–
Reduced
–
Closed
11
Avg Time Held
0.5
years
Top 10 Avg Time Held
0.1
years
Top 20 Avg Time Held
0.4
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
ATKR
Atkore
ATKR
|
+$11.3M |
| 2 |
Integer Holdings
ITGR
|
+$6.65M |
| 3 |
MarineMax
HZO
|
+$4.77M |
| 4 |
Shift4 Payments Inc 6.00% Series A Preferred Stock
FOUR.PRA
|
+$1.49M |
| 5 |
The Southern Company 2025 Series A Corp Units
SOMN
|
+$489K |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Nuvalent
NUVL
|
+$11.1M |
| 2 |
Apogee Therapeutics
APGE
|
+$9.8M |
| 3 |
Chart Industries
GTLS
|
+$8.36M |
| 4 |
Taylor Morrison
TMHC
|
+$7.17M |
| 5 |
Catalyst Pharmaceutical
CPRX
|
+$2.93M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Miscellaneous | 81.89% |
| 2 | Industrials | 8.54% |
| 3 | Healthcare | 5.21% |
| 4 | Consumer Discretionary | 4.08% |
| 5 | Financials | 0.29% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
|
ATKR
1
DELISTED
Atkore
ATKR
| $9.43M | 8.54% |
+130,451
| New | +$11.3M |
2026 Q3
0 quarters
|
|
|
2
Integer Holdings
ITGR
$4.3B
| $5.53M | 5% |
+57,359
| New | +$6.65M |
2026 Q3
0 quarters
|
|
3
Hewlett Packard Enterprise 7.625% Series C Preferred Stock
HPE.PRC
$4.26B
| $5.38M | 4.87% |
32,900
| – | – |
2025 Q1
6 quarters
|
|
|
4
MarineMax
HZO
$1.16B
| $4.24M | 3.84% |
+106,294
| New | +$4.77M |
2026 Q3
0 quarters
|
|
|
5
Shift4 Payments Inc 6.00% Series A Preferred Stock
FOUR.PRA
$529M
| $1.24M | 1.12% |
+25,100
| New | +$1.49M |
2026 Q3
0 quarters
|
|
|
6
The Southern Company 2025 Series A Corp Units
SOMN
| $452K | 0.41% |
+10,100
| New | +$489K |
2026 Q3
0 quarters
|
|
7
DELISTED
NSTS Bancorp
NSTS
| $315K | 0.29% |
29,020
| – | – |
2026 Q2
1 quarter
|
|
8
DELISTED
ACV Auctions
ACVA
| $264K | 0.24% |
+33,216
| New | +$269K |
2026 Q3
0 quarters
|
|
9
DELISTED
BioLife Solutions
BLFS
| $223K | 0.2% |
+7,524
| New | +$254K |
2026 Q3
0 quarters
|
|
10
Xerox Holdings Corp Warrants
XRXDW
$20.3M
| $26.5K | 0.02% |
95,980
| – | – |
2026 Q2
1 quarter
|
|
11
DELISTED
AstroNova
ALOT
| – | – |
-131,100
| Closed | -$2.85M | – |
|
|
12
DELISTED
Apogee Therapeutics
APGE
| – | – |
-97,100
| Closed | -$9.8M | – |
|
|
13
DELISTED
Catalyst Pharmaceutical
CPRX
| – | – |
-122,650
| Closed | -$2.93M | – |
|
14
DELISTED
Electronic Arts
EA
| – | – |
-2,000
| Closed | -$309K | – |
|
15
DELISTED
Esperion Therapeutics
ESPR
| – | – |
-830,935
| Closed | -$2.61M | – |
|
|
16
DELISTED
Chart Industries
GTLS
| – | – |
-53,000
| Closed | -$8.36M | – |
|
|
17
DELISTED
Nuvalent
NUVL
| – | – |
-115,500
| Closed | -$11.1M | – |
|
18
DELISTED
Stellar Bancorp
STEL
| – | – |
-11,559
| Closed | -$342K | – |
|
19
Bio-Techne
TECH
$11.4B
| – | – |
-37,509
| Closed | -$2.02M | – |
|
|
20
DELISTED
Taylor Morrison
TMHC
| – | – |
-133,000
| Closed | -$7.17M | – |
|
21
DELISTED
TruBridge
TBRG
| – | – |
-34,663
| Closed | -$686K | – |
|
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Chicago Capital Management's Q3 2026 Portfolio in Review
As of Q3 2026, Chicago Capital Management held 37 positions worth $110M, down 1.7% from $112M the previous quarter. Its ten largest holdings account for 61% of the portfolio.
Chicago Capital Management withdrew a net $63.7M in Q3 2026, closing 11 positions. Its most notable exit was Nuvalent, an estimated $11.1M position sold in full.
By sector, the portfolio is most concentrated in Miscellaneous at 82% of assets, up from 57% a quarter earlier, followed by Industrials and Healthcare.
Against the trend, Chicago Capital Management opened a new position in Atkore worth $9.43M.
- Chicago Capital Management's largest Q3 2026 buy was Atkore: 130,451 shares worth $9.43M.
- Chicago Capital Management fully exited Nuvalent in Q3 2026, selling an estimated $11.1M.
- Chicago Capital Management's ten largest holdings make up 61% of its $110M portfolio in Q3 2026.
- Chicago Capital Management opened 7 new positions and closed 11 in Q3 2026.
- Chicago Capital Management's portfolio value fell 1.7% quarter-over-quarter to $110M.
Based on Chicago Capital Management's 13F filing for Q3 2026, filed 21 Oct 2026.