Columbia Mid Cap Index Fund
Registrant
COLUMBIA FUNDS SERIES TRUST
Class tickers
CMDYX
CPXRX
NMPAX
NTIAX
Net Assets
$2,453,309,103
Holdings
384
Latest Report
Aug 31, 2026
Net Assets Over Time
Holdings · 384
Export CSV
Portfolio coverage: 384 of
402 reported positions.
Showing 1–50
of 384 holdings by value
· page 1 of 8
| Holding | Symbol | Balance | Value | % of Fund | Side | Category | Open |
|---|---|---|---|---|---|---|---|
| Twilio Inc | TWLO | 103,096 | $24,292,510 | 0.99% | Long | EC | |
| Illumina Inc | ILMN | 102,774 | $21,955,610 | 0.89% | Long | EC | |
| Everpure Inc | P | 214,341 | $19,922,996 | 0.81% | Long | EC | |
| Okta Inc | OKTA | 113,886 | $19,706,833 | 0.80% | Long | EC | |
| ATI Inc | ATI | 92,700 | $18,929,340 | 0.77% | Long | EC | |
| Carpenter Technology Corp | CRS | 33,750 | $16,079,175 | 0.66% | Long | EC | |
| US Foods Holding Corp | USFD | 149,591 | $15,683,120 | 0.64% | Long | EC | |
| Tenet Healthcare Corp | THC | 58,510 | $15,558,394 | 0.63% | Long | EC | |
| XPO Inc | XPO | 79,753 | $15,471,284 | 0.63% | Long | EC | |
| United Therapeutics Corp | UTHR | 28,833 | $14,715,787 | 0.60% | Long | EC | |
| Curtiss-Wright Corp | CW | 25,093 | $14,617,425 | 0.60% | Long | EC | |
| Coeur Mining Inc | CDE | 702,714 | $14,602,397 | 0.60% | Long | EC | |
| Royal Gold Inc | RGLD | 55,342 | $14,470,273 | 0.59% | Long | EC | |
| Entegris Inc | ENTG | 103,589 | $14,014,556 | 0.57% | Long | EC | |
| Roku Inc | ROKU | 89,115 | $13,984,817 | 0.57% | Long | EC | |
| Woodward Inc | WWD | 40,473 | $13,753,535 | 0.56% | Long | EC | |
| Reliance Inc | RS | 34,676 | $13,317,318 | 0.54% | Long | EC | |
| TD SYNNEX Corp | SNX | 50,785 | $12,840,987 | 0.52% | Long | EC | |
| Permian Resources Corp | PR | 534,625 | $12,451,416 | 0.51% | Long | EC | |
| Nutanix Inc | NTNX | 180,151 | $12,352,954 | 0.50% | Long | EC | |
| Ovintiv Inc | OVV | 187,072 | $12,281,277 | 0.50% | Long | EC | |
| ITT Inc | ITT | 60,727 | $12,163,011 | 0.50% | Long | EC | |
| East West Bancorp Inc | EWBC | 93,058 | $11,805,338 | 0.48% | Long | EC | |
| Guidewire Software Inc | GWRE | 57,505 | $11,774,149 | 0.48% | Long | EC | |
| MACOM Technology Solutions Holdings Inc | MTSI | 44,570 | $11,758,903 | 0.48% | Long | EC | |
| MKS Inc | MKSI | 45,881 | $11,756,547 | 0.48% | Long | EC | |
| Jones Lang LaSalle Inc | JLL | 31,514 | $11,530,027 | 0.47% | Long | EC | |
| Annaly Capital Management Inc | NLY | 497,755 | $11,408,545 | 0.47% | Long | EC | |
| WESCO International Inc | WCC | 33,084 | $11,261,794 | 0.46% | Long | EC | |
| TransUnion | TRU | 130,964 | $11,120,153 | 0.45% | Long | EC | |
| Burlington Stores Inc | BURL | 42,679 | $11,086,297 | 0.45% | Long | EC | |
| Reinsurance Group of America Inc | RGA | 44,501 | $10,949,026 | 0.45% | Long | EC | |
| Dynatrace Inc | DT | 200,150 | $10,926,189 | 0.45% | Long | EC | |
| Toast Inc | TOST | 318,959 | $10,873,312 | 0.44% | Long | EC | |
| Lattice Semiconductor Corp | LSCC | 93,066 | $10,734,232 | 0.44% | Long | EC | |
| RB Global Inc | RBA | 126,548 | $10,703,430 | 0.44% | Long | EC | |
| Clean Harbors Inc | CLH | 33,743 | $10,637,481 | 0.43% | Long | EC | |
| RBC Bearings Inc | RBC | 21,427 | $10,590,509 | 0.43% | Long | EC | |
| WP Carey Inc | WPC | 151,301 | $10,585,018 | 0.43% | Long | EC | |
| Performance Food Group Co | PFGC | 106,707 | $10,582,133 | 0.43% | Long | EC | |
| HF Sinclair Corp | DINO | 104,083 | $10,575,874 | 0.43% | Long | EC | |
| Neurocrine Biosciences Inc | NBIX | 68,301 | $10,520,403 | 0.43% | Long | EC | |
| Lincoln Electric Holdings Inc | LECO | 37,215 | $10,465,974 | 0.43% | Long | EC | |
| API Group Corp | APG | 261,909 | $10,279,928 | 0.42% | Long | EC | |
| Pinnacle Financial Partners Inc | PNFP | 102,163 | $10,213,235 | 0.42% | Long | EC | |
| Somnigroup International Inc | SGI | 156,308 | $10,120,943 | 0.41% | Long | EC | |
| Aramark | ARMK | 178,617 | $10,057,923 | 0.41% | Long | EC | |
| MasTec Inc | MTZ | 41,854 | $10,035,752 | 0.41% | Long | EC | |
| Sterling Infrastructure Inc | STRL | 20,844 | $9,798,139 | 0.40% | Long | EC | |
| Equitable Holdings Inc | EQH | 191,228 | $9,586,260 | 0.39% | Long | EC |
Showing the top 50 of 384 holdings. Create a free account to see every holding and download the CSV.