FundWatcher
OTCIX
MFS Mid Cap Growth Fund
MFS SERIES TRUST IV

Portfolio moves

Net position changes between two of this fund's N-PORT snapshots. These are differences between point-in-time reports — not a trade log — and share counts can be affected by splits and other corporate actions.

Nov 30, 2025 → Feb 28, 2026

Expand a category to see the positions behind it, ranked by weight.

Security Shares Nov 2025 Shares Feb 2026 Δ shares End % Δ value
RBC BEARINGS INC 0 184,426 184,426 0.77% $106.21M
WOODWARD INC 0 229,686 229,686 0.64% $88.83M
MEDLINE INC-A 0 1,798,467 1,798,467 0.62% $85.45M
HUNTINGTON INGALLS INDUSTRIES INC 0 145,655 145,655 0.47% $64.75M
FIFTH THIRD BANCORP 0 1,279,953 1,279,953 0.46% $63.32M
APPLIED INDU TEC 0 218,765 218,765 0.45% $61.82M
ILLUMINA INC 0 425,484 425,484 0.41% $57.21M
MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC 0 200,132 200,132 0.36% $49.66M
NORDSON CORP 0 166,924 166,924 0.35% $48.98M
LINCOLN ELECTRIC HLDGS INC 0 169,727 169,727 0.35% $48.72M
INGERSOLL RAND INC 0 501,575 501,575 0.34% $47.22M
DONALDSON CO INC 0 448,234 448,234 0.30% $41.58M
FERGUSON ENTERPRISES INC 0 154,831 154,831 0.29% $40.37M
TECHNIPFMC PLC 0 563,951 563,951 0.27% $37.40M
DT MIDSTREAM INC 0 251,796 251,796 0.25% $34.96M
TOPBUILD CORP 0 63,348 63,348 0.21% $28.40M
MODINE MFG CO 0 120,512 120,512 0.20% $27.39M
OVINTIV INC 0 407,676 407,676 0.15% $20.62M
ALAMOS GOLD INC A 0 275,236 275,236 0.11% $14.92M
ANTOFAGASTA PLC 0 254,351 254,351 0.11% $14.63M
ALCOA CORP 0 212,039 212,039 0.10% $13.16M
Security Shares Nov 2025 Shares Feb 2026 Δ shares End % Δ value
CONSTELLATION SOFTWARE INC 77,835 0 -77,835 0.00% -$190.49M
COSTAR GROUP INC 1,582,797 0 -1,582,797 0.00% -$108.90M
MANHATTAN ASSOCIATES INC 557,115 0 -557,115 0.00% -$98.30M
VEEVA SYSTEMS-A 379,756 0 -379,756 0.00% -$91.25M
UNITY SOFTWARE INC 1,940,934 0 -1,940,934 0.00% -$82.53M
PEGASYSTEMS INC 1,286,813 0 -1,286,813 0.00% -$70.48M
MELROSE INDUSTRI 7,112,717 0 -7,112,717 0.00% -$56.02M
ODDITY TECH LTD A 1,065,086 0 -1,065,086 0.00% -$46.08M
TYLER TECHNOLOGIES INC 87,940 0 -87,940 0.00% -$41.30M
MORNINGSTAR INC 168,102 0 -168,102 0.00% -$36.12M
MIRION TECHNOLOGIES INC-A 1,337,486 0 -1,337,486 0.00% -$34.80M
BULLISH 786,175 0 -786,175 0.00% -$34.29M
BLOCK INC CL A 504,291 0 -504,291 0.00% -$33.69M
WIX.COM LTD 260,291 0 -260,291 0.00% -$24.91M
ACV AUCTIONS INC CL A 3,075,389 0 -3,075,389 0.00% -$24.14M
SERVICETITAN INC-A 270,008 0 -270,008 0.00% -$24.13M
JPMORGAN US GOVERNMENT MONEY MARKET FUND OPEN-END FUND USD 21,835,928 0 -21,835,928 0.00% -$21.84M
VERISK ANALYTICS INC 81,313 0 -81,313 0.00% -$18.30M
NETSKOPE INC-A 952,617 0 -952,617 0.00% -$17.51M
TEMPUS AI INC-A 223,562 0 -223,562 0.00% -$17.42M
CARIS LIFE SCIENCES INC 492,887 0 -492,887 0.00% -$12.58M
FIGMA INC-CL A 244,692 0 -244,692 0.00% -$8.80M
Security Shares Nov 2025 Shares Feb 2026 Δ shares End % Δ value
MONOLITHIC POWER SYS INC 370,616 385,713 15,097 3.19% $96.78M
LPL FINL HLDGS INC 800,512 897,884 97,372 1.95% -$15.31M
BURLINGTON STORES INC 747,119 792,368 45,249 1.76% $54.71M
HYATT HOTELS CORP CL A 1,006,486 1,217,409 210,923 1.42% $31.16M
CARLYLE GROUP INC (THE) 3,532,881 3,660,200 127,319 1.38% -$2.35M
CARVANA CO CL A 494,746 567,500 72,754 1.37% $4.35M
STERIS PLC 605,645 660,880 55,235 1.21% $5.50M
EMCOR GROUP INC 34,157 219,309 185,152 1.15% $137.91M
HEXCEL CORPORATION 1,120,888 1,490,033 369,145 1.00% $52.67M
CARNIVAL CORP 2,776,488 4,363,355 1,586,867 1.00% $66.09M
ASM INTL NV 55,185 156,566 101,381 0.96% $101.75M
CIENA CORP 294,172 352,236 58,064 0.89% $62.75M
HUBBELL INC 101,115 239,044 137,929 0.89% $78.68M
WATERS CORP 356,945 375,362 18,417 0.87% -$24.12M
CELSIUS HOLDINGS INC 1,223,646 2,117,494 893,848 0.82% $63.42M
REPLIGEN CORP 822,965 866,360 43,395 0.81% -$29.22M
SEAGATE TECHNOLOGY HOLDINGS PLC 254,148 272,280 18,132 0.80% $40.73M
AMETEK INC NEW 131,496 456,831 325,335 0.79% $83.26M
JABIL INC 354,533 387,575 33,042 0.74% $28.00M
DEXCOM INC 504,487 1,068,800 564,313 0.57% $46.46M
AMER SPORTS INC 1,012,399 1,986,832 974,433 0.55% $37.87M
ANTERO RESOURCES 926,855 1,729,392 802,537 0.46% $29.89M
MONGODB INC CL A 83,983 189,971 105,988 0.45% $34.49M
VF CORP 1,575,821 2,998,396 1,422,575 0.42% $30.65M
BLOOM ENERGY CORP CL A 190,773 299,276 108,503 0.34% $25.75M
FLOOR & DECOR-A 529,780 627,275 97,495 0.31% $9.63M
Grab Holdings Ltd., Class A 4,341,752 7,278,929 2,937,177 0.22% $7.05M
CAVA GROUP INC 240,872 343,033 102,161 0.21% $16.51M
FX Spot Contract: EUR/USD SETTLE 2026-01-05 212 212 0 0.00% $5
Security Shares Nov 2025 Shares Feb 2026 Δ shares End % Δ value
HOWMET AEROSPACE INC 3,230,844 2,302,899 -927,945 4.38% -$56.42M
TAKE-TWO INTERACTV SOFTWR INC 2,003,542 1,886,157 -117,385 2.89% -$94.13M
VISTRA CORP 2,315,677 1,615,099 -700,578 2.04% -$133.33M
CBRE GROUP INC - CL A 1,930,823 1,607,075 -323,748 1.72% -$75.16M
ROBLOX CORP - A 3,505,457 3,188,993 -316,464 1.59% -$114.17M
O'REILLY AUTOMOTIVE INC 2,217,358 1,985,830 -231,528 1.35% -$39.08M
CLOUDFLARE INC-A 1,152,548 1,031,626 -120,922 1.29% -$53.12M
TRIMBLE INC 2,834,718 2,398,115 -436,603 1.16% -$70.44M
MFS Institutional Money Market Portfolio, Class A 175,035,385 149,962,545 -25,072,840 1.09% -$25.09M
COHERENT CORP 563,894 537,551 -26,343 1.01% $46.56M
EXPAND ENERGY CORP 1,338,242 1,211,028 -127,214 0.95% -$32.48M
GUIDEWIRE SOFTWARE INC 1,897,261 875,525 -1,021,736 0.92% -$282.54M
CADENCE DESIGN SYSTEMS INC 652,722 388,339 -264,383 0.85% -$86.50M
COUPANG INC A 8,411,268 6,128,836 -2,282,432 0.85% -$119.92M
DATADOG INC CL A 1,704,231 966,155 -738,076 0.78% -$164.52M
TRANSUNION 1,616,219 1,244,967 -371,252 0.71% -$39.67M
CHARLES RIVER LABS INTL INC 455,652 430,003 -25,649 0.56% -$4.42M
ARES MANAGEMENT CORP CL A 941,110 640,121 -300,989 0.52% -$75.91M
SPOTIFY TECHNOLOGY SA 453,142 130,759 -322,383 0.49% -$204.04M
EXACT SCIENCES CORP 3,676,635 569,990 -3,106,645 0.43% -$313.48M
ROBINHOOD MARKETS INC 1,424,045 723,758 -700,287 0.40% -$128.08M
BJS WHSL CLUB HLDGS INC 548,207 154,818 -393,389 0.11% -$33.62M
Security Shares Nov 2025 Shares Feb 2026 Δ shares End % Δ value
QUANTA SVCS INC 667,580 667,580 0 2.72% $65.56M
LIVE NATION ENTERTAINMENT INC 2,156,753 2,156,753 0 2.53% $66.19M
TKO GROUP HOLDINGS INC 1,430,847 1,430,847 0 2.32% $42.90M
Ascendis Pharma A/S 1,279,738 1,279,738 0 2.17% $27.09M
NATERA INC 1,417,224 1,417,224 0 2.14% -$43.61M
MASIMO CORP 1,643,450 1,643,450 0 2.09% $54.10M
CHENIERE ENERGY INC 1,165,873 1,165,873 0 1.99% $31.79M
AXON ENTERPRISE INC 479,513 479,513 0 1.88% $1.08M
WINGSTOP INC 909,649 909,649 0 1.71% -$4.75M
NASDAQ INC 2,611,865 2,611,865 0 1.66% -$8.72M
VULCAN MATERIALS CO 729,132 729,132 0 1.64% $9.30M
VIKING HOLDINGS LTD 2,668,781 2,668,781 0 1.51% $30.00M
CAMECO CORP 1,700,149 1,700,149 0 1.46% $50.82M
TAPESTRY INC 1,111,670 1,111,670 0 1.25% $51.35M
AGILENT TECHNOLOGIES INC 1,411,097 1,411,097 0 1.24% -$45.32M
CURTISS WRIGHT CORPORATION 243,543 243,543 0 1.24% $33.13M
BWX TECHNOLOGIES INC 688,050 688,050 0 1.03% $18.65M
VERTIV HOLDINGS CO 521,169 521,169 0 0.96% $39.17M
ROYAL CARIBBEAN CRUISES LTD 415,180 415,180 0 0.94% $18.56M
OKTA INC CL A 1,658,649 1,658,649 0 0.87% -$12.99M
GFL ENVIRONM-SUB 2,688,819 2,688,819 0 0.86% -$3.44M
DRAFTKINGS INC 4,931,528 4,931,528 0 0.85% -$45.96M
ALNYLAM PHARMACEUTICALS INC 331,878 331,878 0 0.80% -$39.26M
BIO-TECHNE CORP 1,802,620 1,802,620 0 0.77% -$9.93M
PERFORMANCE FOOD GROUP CO 1,078,547 1,078,547 0 0.76% -$10.79K
ARAMARK 2,485,660 2,485,660 0 0.75% $11.63M
BIO RAD LABS CL A 278,278 278,278 0 0.56% -$12.92M
Sportradar Holding AG 3,643,288 3,643,288 0 0.48% -$13.63M
GENERAC HOLDINGS INC 251,819 251,819 0 0.41% $18.57M
LIBERTY MEDIA CORP LIBERTY FORMULA ONE CL C 511,318 511,318 0 0.34% -$2.24M
TRACTOR SUPPLY CO. 613,381 613,381 0 0.23% -$1.80M
British Pound 2 2 0 0.00% $0
CONSTELLATION SO 115,391 115,391 0 0.00% $0

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