FundWatcher
MBCZX
MassMutual Blue Chip Growth Fund
MASSMUTUAL SELECT FUNDS

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.

Dec 31, 2025 → Mar 31, 2026

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

Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
FIXED INC CLEARING CORP.REPO 0 22,739,894 22,739,894 1.27% $22.74M
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
FIXED INC CLEARING CORP.REPO 7,686,940 0 -7,686,940 0.00% -$7.69M
VERALTO CORP 6,047 0 -6,047 0.00% -$603.37K
State Street Navigator Securities Lending Government Money Market Portfolio 569,700 0 -569,700 0.00% -$569.70K
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
THE BOOKING HOLDINGS INC 2,065 2,084 19 0.49% -$2.28M
SEA LTD ADR 43,148 47,857 4,709 0.22% -$1.54M
T Rowe Price Government Reserve Investment Fund 99 100 1 0.00% $1
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
NVIDIA CORP 1,484,779 1,409,279 -75,500 13.68% -$31.13M
MICROSOFT CORP 375,990 354,763 -21,227 7.31% -$50.51M
AMAZON.COM INC 553,284 536,840 -16,444 6.22% -$15.90M
META PLATFORMS INC CL A 191,283 183,694 -7,589 5.85% -$21.17M
APPLE INC 395,545 372,963 -22,582 5.27% -$12.88M
ALPHABET INC CL A 331,026 310,422 -20,604 4.97% -$14.35M
TESLA INC 261,382 224,280 -37,102 4.64% -$34.17M
NETFLIX INC 797,950 745,577 -52,373 3.99% -$3.13M
VISA INC-CLASS A 230,169 214,780 -15,389 3.61% -$15.81M
ALPHABET INC CL C 214,474 202,798 -11,676 3.24% -$9.13M
BROADCOM INC 168,486 156,630 -11,856 2.70% -$9.83M
ORACLE CORP 297,950 277,776 -20,174 2.27% -$17.21M
BOEING CO/THE 203,176 190,343 -12,833 2.11% -$6.23M
CARVANA CO CL A 114,121 111,656 -2,465 1.95% -$13.06M
LILLY ELI and CO 34,924 32,316 -2,608 1.65% -$7.81M
SHOPIFY INC CL A 261,589 246,010 -15,579 1.62% -$12.93M
MONSTER BEVERAGE CORP 352,153 329,904 -22,249 1.33% -$3.09M
VERTEX PHARMACEUTICALS INC 56,501 52,931 -3,570 1.32% -$1.98M
INTUITIVE SURGICAL INC 53,900 50,933 -2,967 1.31% -$7.05M
MASTERCARD INC CL A 47,430 43,991 -3,439 1.22% -$5.10M
REGENERON PHARMACEUTICALS INC 26,736 25,046 -1,690 1.08% -$1.29M
GENERAL ELECTRIC CO 70,235 65,205 -5,030 1.03% -$3.13M
WALT DISNEY CO/T 197,816 185,320 -12,496 0.99% -$4.64M
AUTODESK INC 78,496 73,537 -4,959 0.98% -$5.63M
THERMO FISHER SCIENTIFIC INC 32,677 30,523 -2,154 0.84% -$3.93M
SALESFORCE INC 78,807 73,829 -4,978 0.77% -$7.10M
ASML HOLDING-NY 9,331 8,692 -639 0.64% $1.50M
Novartis AG 77,846 72,929 -4,917 0.62% $407.28K
SERVICENOW INC 113,439 106,196 -7,243 0.62% -$6.27M
STARBUCKS CORP 131,282 122,990 -8,292 0.61% -$36.58K
CHUBB LTD 34,291 32,554 -1,737 0.59% -$92.58K
EXPEDITORS INTL OF WASH INC 77,835 72,918 -4,917 0.58% -$1.15M
T-MOBILE US INC 50,892 47,791 -3,101 0.56% -$295.57K
DEERE & CO 18,608 17,431 -1,177 0.55% $1.16M
GE VERNOVA LLC 12,450 11,243 -1,207 0.55% $1.68M
SEI INVESTMENTS 116,822 109,442 -7,380 0.48% -$993.83K
OPTION 248,555 232,849 -15,706 0.48% -$4.09M
Roche Holding AG 177,071 165,888 -11,183 0.46% -$885.26K
YUM! BRANDS INC 53,884 50,480 -3,404 0.44% -$302.94K
TAIWAN SEMIC MFG CO LTD SP ADR 23,311 22,201 -1,110 0.42% $418.85K
QUALCOMM INC 57,302 53,683 -3,619 0.38% -$2.89M
MONOLITHIC POWER SYS INC 6,346 5,949 -397 0.36% $752.58K
UNITEDHEALTH GRP 24,042 22,774 -1,268 0.34% -$1.77M
ROSS STORES INC 27,690 27,515 -175 0.33% $972.50K
TJX COS INC 37,569 34,980 -2,589 0.31% -$184.67K
BLOCK INC CL A 98,946 92,695 -6,251 0.31% -$862.01K
NIKE INC CL B 111,413 104,375 -7,038 0.31% -$1.59M
DANAHER CORP 28,632 26,802 -1,830 0.28% -$1.47M
TE CONNECTIVITY PLC 24,803 23,440 -1,363 0.27% -$743.50K
SYNOPSYS INC 12,849 11,979 -870 0.26% -$1.29M
CONSTELLATION ENERGY CORP 18,011 16,874 -1,137 0.26% -$1.65M
ILLUMINA INC 57,833 37,875 -19,958 0.26% -$2.92M
MORGAN STANLEY 29,452 28,283 -1,169 0.26% -$574.08K
STRYKER CORP 14,786 13,641 -1,145 0.25% -$714.54K
GOLDMAN SACHS GROUP INC 5,669 5,219 -450 0.25% -$567.83K
CHIPOTLE MEXICAN GRILL INC 141,389 135,956 -5,433 0.24% -$879.44K
FACTSET RESEARCH SYSTEMS INC 20,508 19,213 -1,295 0.23% -$1.78M
LINDE PLC 8,255 7,854 -401 0.22% $373.85K
PAYPAL HOLDINGS 89,730 84,062 -5,668 0.21% -$1.44M
SHERWIN WILLIAMS CO 12,112 11,432 -680 0.20% -$260.12K
CROWDSTRIKE HOLDINGS INC 9,957 9,322 -635 0.20% -$1.03M
COLGATE-PALMOLIVE CO 42,541 40,279 -2,262 0.19% $71.39K
WORKDAY INC CL A 27,346 25,617 -1,729 0.19% -$2.55M
DOORDASH INC-A 24,706 21,629 -3,077 0.18% -$2.35M
SCHWAB CHARLES CORP 36,641 33,656 -2,985 0.18% -$497.81K
ROPER TECHNOLOGIES INC 9,320 8,811 -509 0.17% -$1.03M
MARSH & MCLENNAN 19,329 17,553 -1,776 0.17% -$541.35K
TEXAS INSTRUMENTS INC 16,600 15,261 -1,339 0.16% $82.84K
MOODYS CORP 7,352 6,753 -599 0.16% -$809.77K
PALANTIR TECHNOLOGIES INC 21,025 19,549 -1,476 0.16% -$877.57K
OLD DOMINION FRT 14,829 13,847 -982 0.15% $380.52K
PROCTER & GAMBLE 18,820 17,502 -1,318 0.14% -$169.11K
TRANSDIGM GROUP INC 2,123 2,107 -16 0.14% -$381.34K
YUM CHINA HOLDINGS INC - XHKG LISTING 49,161 46,056 -3,105 0.13% -$100.33K
CINTAS CORP 13,782 12,756 -1,026 0.12% -$434.43K
MONDELEZ INTL INC 34,542 31,527 -3,015 0.10% -$42.18K
DATADOG INC CL A 13,516 11,935 -1,581 0.08% -$429.11K
ADYEN NV 1,345 1,166 -179 0.06% -$991.26K
ALIBABA GROUP HOLDING LTD SPON ADR 3,934 3,685 -249 0.03% -$114.33K
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
Carvana Co. 1,410,488 1,410,488 0 0.08% -$66.47K
MEDLINE INC-A 24,980 24,980 0 0.06% $62.45K
Carvana Co 1,054,922 1,054,922 0 0.06% -$8.31K

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