MCPRX holdings — MFS Mid Cap Growth Fund

MFS Mid Cap Growth Fund (MCPRX) held 111 positions with net assets of $13.8B as of May 31, 2026, according to its Form N-PORT report to the SEC. Its top 10 holdings make up 27.3% of the fund, led by MPWR, HWM, PWR.

MCPRX top holdings

  1. MPWR Monolithic Power Systems, Inc. — 4.26% ($587M)
  2. HWM Howmet Aerospace, Inc. — 3.95% ($544M)
  3. PWR Quanta Services, Inc. — 3.34% ($460M)
  4. TTWO Take-Two Interactive Software, Inc. — 2.72% ($375M)
  5. LYV Live Nation Entertainment, Inc. — 2.62% ($362M)
  6. NTRA Natera, Inc. — 2.18% ($301M)
  7. TKO TKO Group Holdings, Inc. — 2.12% ($292M)
  8. MASI Masimo Corp. — 2.12% ($292M)
  9. Ascendis Pharma A/S — 2.07% ($285M)
  10. BURL Burlington Stores, Inc. — 1.95% ($268M)
  11. NET Cloudflare, Inc. — 1.92% ($264M)
  12. Seagate Technology Holdings plc — 1.90% ($262M)
  13. VST Vistra Corp. — 1.76% ($242M)
  14. NDAQ Nasdaq, Inc. — 1.75% ($241M)
  15. LNG Cheniere Energy, Inc. — 1.67% ($230M)
  16. Viking Holdings Ltd. — 1.66% ($229M)
  17. H Hyatt Hotels Corp. — 1.59% ($220M)
  18. CIEN Ciena Corp. — 1.58% ($218M)
  19. AXON Axon Enterprise, Inc. — 1.55% ($214M)
  20. LPLA LPL Financial Holdings, Inc. — 1.54% ($213M)
  21. EME EMCOR Group, Inc. — 1.45% ($200M)
  22. COHR Coherent Corp. — 1.40% ($193M)
  23. CCJ Cameco Corp. — 1.38% ($191M)
  24. VMC Vulcan Materials Co. — 1.33% ($183M)
  25. CW Curtiss-Wright Corp. — 1.31% ($181M)

What are MCPRX's top 10 holdings?

MPWR (4.3%), HWM (3.9%), PWR (3.3%), TTWO (2.7%), LYV (2.6%), NTRA (2.2%), TKO (2.1%), MASI (2.1%), Ascendis Pharma A/S (2.1%), BURL (1.9%).

How many stocks are in MCPRX?

MFS Mid Cap Growth Fund reported 111 holdings as of May 31, 2026.

Share classes: MCPRX, OTCAX, OTCBX, OTCCX, OTCGX, OTCHX, OTCIX, OTCJX, OTCKX

All ETF and mutual fund holdings