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Super Investors Columbia Mid Cap Index Fund

Columbia Mid Cap Index Fund

Columbia Funds Series Trust · net assets $2.45B · 402 holdings as of August 31, 2026. Monthly N-PORT disclosure: the full book, not just equities.

Asset mix

EC: 98.8% · STIV: 1.2% · DE: 0.0%

Financial position

Total assets
$2.45B
Total liabilities
$945K
Net assets
$2.45B
Assets attributable to miscellaneous securities
$0
Assets invested in controlled foreign corporations
$0
Borrowings payable within one year
$0
Payable to controlled companies within one year
$0
Payable to other affiliates within one year
$0
Other liabilities payable within one year
$0
Borrowings payable after one year
$0
Payable to controlled companies after one year
$0
Payable to other affiliates after one year
$0
Other liabilities payable after one year
$0
Payables for delayed-delivery investments
$0
Payables for standby commitments
$0
Liquidation preference of outstanding preferred stock
$0
Cash not reported in Parts C or D
$0

Monthly flows and gains

Month 1 Month 2 Month 3
Sales $36.9M $28.8M $23.6M
Reinvestment $83.8M $0 $0
Redemptions $60.6M $74.4M $50M
Net realized gain (non-derivative) $47.8M $33.1M $15.1M
Net unrealized appreciation (non-derivative) $37.1M $-94.3M $-13.8M

The three months of the reporting period, as filed; month 3 ends August 31, 2026.

Filing details

Registrant
Columbia Funds Series Trust
Registrant CIK
1097519
Registrant LEI
549300712V4UL3XCAB43
Series
Columbia Mid Cap Index Fund
Series ID
S000010826
Series LEI
T7U4HCU80YGSBI8Z3385
SEC file number
811-09645
Address
290 Congress Street, Boston, US-MA, 02210, US
Phone
1800-345-6611
Form
NPORT-P
Filed
October 28, 2026
Report period ends
February 28, 2027
Report month ends
August 31, 2026
Accession number
000141036826109453
Holding Value % of net assets
Columbia Short Term Cash Fund STIV $29.9M 1.22%
Twilio Inc EC $24.3M 0.99%
Illumina Inc EC $22M 0.89%
Technipfmc PLC EC $21.2M 0.86%
Everpure Inc EC $19.9M 0.81%
Okta Inc EC $19.7M 0.80%
Ati Inc EC $18.9M 0.77%
Nvent Electric PLC EC $16.6M 0.68%
Carpenter Technology Corp EC $16.1M 0.66%
Us Foods Holding Corp EC $15.7M 0.64%
Tenet Healthcare Corp EC $15.6M 0.63%
Xpo Inc EC $15.5M 0.63%
United Therapeutics Corp EC $14.7M 0.60%
Curtiss-wright Corp EC $14.6M 0.60%
Coeur Mining Inc EC $14.6M 0.60%
Royal Gold Inc EC $14.5M 0.59%
Entegris Inc EC $14M 0.57%
Roku Inc EC $14M 0.57%
Woodward Inc EC $13.8M 0.56%
Reliance Inc EC $13.3M 0.54%
Td Synnex Corp EC $12.8M 0.52%
Permian Resources Corp EC $12.5M 0.51%
Nutanix Inc EC $12.4M 0.50%
Ovintiv Inc EC $12.3M 0.50%
Itt Inc EC $12.2M 0.50%
East West Bancorp Inc EC $11.8M 0.48%
Guidewire Software Inc EC $11.8M 0.48%
Macom Technology Solutions Holdings Inc EC $11.8M 0.48%
Mks Inc EC $11.8M 0.48%
Jones Lang Lasalle Inc EC $11.5M 0.47%
Annaly Capital Management Inc EC $11.4M 0.47%
Wesco International Inc EC $11.3M 0.46%
Transunion EC $11.1M 0.45%
Burlington Stores Inc EC $11.1M 0.45%
Reinsurance Group Of America Inc EC $10.9M 0.45%
Dynatrace Inc EC $10.9M 0.45%
Toast Inc EC $10.9M 0.44%
Lattice Semiconductor Corp EC $10.7M 0.44%
Rb Global Inc EC $10.7M 0.44%
Jazz Pharmaceuticals PLC EC $10.7M 0.44%
Clean Harbors Inc EC $10.6M 0.43%
Roivant Sciences Ltd EC $10.6M 0.43%
Rbc Bearings Inc EC $10.6M 0.43%
Wp Carey Inc EC $10.6M 0.43%
Performance Food Group Co EC $10.6M 0.43%
Hf Sinclair Corp EC $10.6M 0.43%
Neurocrine Biosciences Inc EC $10.5M 0.43%
Lincoln Electric Holdings Inc EC $10.5M 0.43%
Api Group Corp EC $10.3M 0.42%
Pinnacle Financial Partners Inc EC $10.2M 0.42%
Somnigroup International Inc EC $10.1M 0.41%
Aramark EC $10.1M 0.41%
Fabrinet EC $10M 0.41%
Mastec Inc EC $10M 0.41%
Sterling Infrastructure Inc EC $9.8M 0.40%
Equitable Holdings Inc EC $9.59M 0.39%
Sun Communities Inc EC $9.55M 0.39%
Carlisle Cos Inc EC $9.5M 0.39%
Renaissancere Holdings Ltd EC $9.49M 0.39%
Bwx Technologies Inc EC $9.48M 0.39%

Showing top 60 of 402 holdings.

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