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Elefante Mark B — 13F Holdings & Portfolio

CIK 1661535 · latest 13F-HR filed 2026-08-13

Backtest portfolio

Elefante Mark B manages $232.2M in 13F-reported U.S. long-equity assets across 186 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are AMD (3.78%), GOOGL (3.56%), AMD (3.14%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 5 new positions, exited 3, added to 44, and trimmed 6.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Filer Information
Address
75 STATE STREET
15TH FLOOR
BOSTON, MA 02109
Phone
(617) 619-8258
Filing Manager
Elefante Mark B
BOSTON, MA
Signatory
Alicia L Fazzone
Operations Manager
Loading holdings…
AUM

$232.2M

Long-equity book

Holdings

186

Distinct positions

Period

2026-06-30

Filed 2026-08-13

Q/Q Activity

+5 / −3 / ↑44 / ↓6

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • ADVANCED MICRO DEVICES$11.7M +208.8%
  • APPLIED MATERIAL$4.8M +116.2%
  • NVIDIA CORP$3.9M +39.8%
  • ALPHABET INC CL A$3.6M +29.9%
  • ROCKWELL AUTOMATION$2.7M +52.2%
Show all 44 →

Top Trims

  • CARRIER GLOBAL-$1.8M -84.7%
  • FISERV-$913.8K -79.4%
  • CHEVRON-$274.2K -6.6%
  • EXXON MOBIL-$248.7K -19.4%
  • PEPSICO-$145.2K -32.5%
Show all 6 →

New Positions

  • HONEYWELL INTL$530.4K
  • HONEYWELL AEROSPACE INC$523.7K
  • ISHARES S&P 500$374.4K
  • AFLAC INC$211.1K
  • GOLDMAN SACHS GROUP$202.3K
Show all 5 →

Exited Positions

  • HONEYWELL INTL$1.0M
  • UNITEDHEALTH GROUP$973.0K
  • MCCORMICK & CO$443.1K
Show all 3 →
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 ADVANCED MICRO DEVICES AMD 007903107 $8.8M 3.78% 15,110 SH
2 ALPHABET INC CL A GOOGL 02079K305 $8.3M 3.56% 23,158 SH
3 ADVANCED MICRO DEVICES AMD 007903107 $7.3M 3.14% 12,538 SH
4 NVIDIA CORP NVDA 67066G104 $7.0M 3.00% 34,825 SH
5 APPLE AAPL 037833100 $6.5M 2.79% 22,377 SH
6 ALPHABET INC CL A GOOGL 02079K305 $6.2M 2.69% 17,472 SH
7 NVIDIA CORP NVDA 67066G104 $5.8M 2.49% 28,870 SH
8 ANALOG DEVICES ADI 032654105 $5.7M 2.46% 14,399 SH
9 APPLIED MATERIAL AMAT 038222105 $5.3M 2.27% 7,283 SH
10 APPLE AAPL 037833100 $5.2M 2.23% 17,860 SH
11 AMAZON.COM AMZN 023135106 $4.9M 2.11% 20,534 SH
12 MASTERCARD MA 57636Q104 $4.5M 1.94% 8,752 SH
13 MICROSOFT MSFT 594918104 $4.3M 1.86% 11,570 SH
14 ROCKWELL AUTOMATION ROK 773903109 $4.1M 1.75% 8,216 SH
15 TJX COS TJX 872540109 $4.0M 1.73% 26,477 SH
16 JOHNSON AND JOHNSON JNJ 478160104 $4.0M 1.72% 15,691 SH
17 RTX CORPORATION RTX 75513E101 $3.9M 1.70% 20,766 SH
18 ANALOG DEVICES ADI 032654105 $3.7M 1.60% 9,357 SH
19 MASTERCARD MA 57636Q104 $3.3M 1.43% 6,488 SH
20 SCHNEIDER ELEC SA ADR SBGSF 80687P106 $3.3M 1.43% 51,019 SH
21 ROCKWELL AUTOMATION ROK 773903109 $3.3M 1.42% 6,681 SH
22 PROCTER & GAMBLE PG 742718109 $3.2M 1.36% 21,568 SH
23 MICROSOFT MSFT 594918104 $3.2M 1.36% 8,446 SH
24 AUTOMATIC DATA PROCESSING ADP 053015103 $3.0M 1.31% 13,600 SH
25 AMAZON.COM AMZN 023135106 $3.0M 1.31% 12,766 SH
26 ELI LILLY & CO LLY 532457108 $3.0M 1.28% 2,478 SH
27 HOME DEPOT HD 437076102 $2.9M 1.25% 8,241 SH
28 APPLIED MATERIAL AMAT 038222105 $2.9M 1.24% 3,980 SH
29 ABBOTT LABS ABT 002824100 $2.9M 1.24% 31,659 SH
30 DANAHER CORP DHR 235851102 $2.9M 1.23% 14,994 SH
31 TJX COS TJX 872540109 $2.9M 1.23% 18,818 SH
32 JOHNSON AND JOHNSON JNJ 478160104 $2.8M 1.22% 11,115 SH
33 APTARGROUP ATR 038336103 $2.7M 1.15% 21,327 SH
34 CHEVRON CVX 166764100 $2.6M 1.11% 15,507 SH
35 VERTEX PHARMACEUTICALS VRTX 92532F100 $2.5M 1.09% 5,097 SH
36 ELI LILLY & CO LLY 532457108 $2.5M 1.06% 2,058 SH
37 SCHNEIDER ELEC SA ADR SBGSF 80687P106 $2.5M 1.06% 37,635 SH
38 AUTOMATIC DATA PROCESSING ADP 053015103 $2.3M 1.00% 10,376 SH
39 PROCTER & GAMBLE PG 742718109 $2.3M 0.99% 15,752 SH
40 AMERICAN EXPRESS AXP 025816109 $2.3M 0.98% 6,705 SH
41 DANAHER CORP DHR 235851102 $2.2M 0.96% 11,710 SH
42 HOME DEPOT HD 437076102 $2.2M 0.93% 6,152 SH
43 XYLEM INC XYL 98419M100 $2.2M 0.93% 18,331 SH
44 ABBOTT LABS ABT 002824100 $2.1M 0.90% 23,075 SH
45 CANADIAN NATL RAILWAY CNI 136375102 $2.0M 0.88% 17,138 SH
46 CHARLES SCHWAB SCHW 808513105 $2.0M 0.88% 22,114 SH
47 XYLEM INC XYL 98419M100 $2.0M 0.87% 17,073 SH
48 APTARGROUP ATR 038336103 $2.0M 0.86% 15,955 SH
49 RTX CORPORATION RTX 75513E101 $1.9M 0.83% 10,195 SH
50 CANADIAN NATL RAILWAY CNI 136375102 $1.8M 0.79% 15,385 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-13 $232.2M 186 0001661535-26-000003
2026-03-31 2026-05-15 $181.8M 187 0001661535-26-000002
2025-12-31 2026-02-17 $163.2M 244 0001661535-26-000001
2025-09-30 2025-11-10 $156.3M 222 0001661535-25-000004