CPXRX
Columbia Mid Cap Index Fund
COLUMBIA FUNDS SERIES TRUST
Index fund

Portfolio concentration

As of February 28, 2026 · N-PORT
Holdings
402
Top-10 weight
8.78%
Effective holdings ?
277
Crowding ?
538.6

Holdings

As of February 28, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 LUMENTUM HOLDINGS INC 52,281 $36.64M 1.42%
2 COLUMBIA SHORT TERM CASH FUND 31,772,864 $31.77M 1.23%
3 COHERENT CORP 115,884 $30.01M 1.16%
4 TECHNIPFMC PLC 298,289 $19.78M 0.77%
5 CURTISS WRIGHT CORPORATION 27,191 $19.04M 0.74%
6 CASEY'S GENERAL 27,417 $18.80M 0.73%
7 XPO LOGISTICS INC 86,558 $18.22M 0.71%
8 ROYAL GOLD INC 59,745 $17.91M 0.69%
9 FLEX LTD 272,680 $17.18M 0.67%
10 WOODWARD INC 44,218 $17.10M 0.66%
11 ATI INC 100,185 $16.39M 0.64%
12 UNITED THERAPEUTICS CORP DEL 31,750 $16.00M 0.62%
13 US FOODS HOLDING CORP 164,395 $15.88M 0.62%
14 TENET HEALTHCARE CORP 64,806 $15.51M 0.60%
15 ILLUMINA INC 112,673 $15.15M 0.59%
16 ENTEGRIS INC 111,788 $14.81M 0.57%
17 PURE STORAGE INC CL A 230,217 $14.78M 0.57%
18 CARPENTER TECHNOLOGY CORP 36,736 $14.62M 0.57%
19 FABRINET 26,418 $14.41M 0.56%
20 BURLINGTON STORES INC 45,918 $14.09M 0.55%
21 NVENT ELECTRIC PLC 118,985 $14.08M 0.55%
22 BWX TECHNOLOGIES INC 67,417 $13.89M 0.54%
23 TEMPUR SEALY INTERNATIONAL INC 154,784 $13.85M 0.54%
24 RB GLOBAL INC 136,928 $13.82M 0.54%
25 TWILIO INC CLASS A 111,798 $13.52M 0.52%
26 MASTEC INC 45,229 $13.48M 0.52%
27 RBC BEARINGS INC 23,212 $13.37M 0.52%
28 ITT INC 62,678 $12.69M 0.49%
29 TALEN ENERGY CORP 33,690 $12.50M 0.48%
30 HECLA MINING CO 494,125 $12.31M 0.48%
31 RELIANCE STEEL and ALUMINUM CO 38,556 $12.17M 0.47%
32 API GROUP CORP 272,950 $12.14M 0.47%
33 CARLISLE COS INC 30,739 $12.13M 0.47%
34 MKS INSTRUMENTS INC 49,530 $12.11M 0.47%
35 WP CAREY INC 161,595 $12.06M 0.47%
36 ALCOA CORP 190,958 $11.85M 0.46%
37 MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC 47,226 $11.72M 0.45%
38 ANNALY CAPITAL MGMT INC REIT 503,661 $11.71M 0.45%
39 LINCOLN ELECTRIC HLDGS INC 40,576 $11.65M 0.45%
40 NEXTRACKER INC CL A 109,419 $11.50M 0.45%
41 GRACO INC 122,255 $11.48M 0.45%
42 ECHOSTAR CORP CL A 99,263 $11.47M 0.44%
43 TRANSUNION 143,201 $11.25M 0.44%
44 PERFORMANCE FOOD GROUP CO 115,632 $11.22M 0.44%
45 TOLL BROTHERS INC 71,072 $11.18M 0.43%
46 EAST WEST BNCRP 101,455 $11.10M 0.43%
47 JONES LANG LASALLE INC 34,801 $10.98M 0.43%
48 CLEAN HARBORS INC 37,036 $10.86M 0.42%
49 REGAL REXNORD CORP 48,955 $10.82M 0.42%
50 RPM INTL INC 94,548 $10.79M 0.42%
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