ROSENBAUM JAY D
Q4 2023 Form 13-F

BOSTON, MASSACHUSETTS
CIK 0001622820 · Institutional investment manager
$38.7M Reported Value Total
Reported value
$38.7M
Quarter over quarter
+11.1%
Holdings
53
Top-10 concentration
46.4%

Filing Structure

Reports holdings for

  • COHEN LAWRENCE B · File #028-12074 · Q4 2014 – Q3 2021 · declared by one filing

Holdings reported by

Key People

Named on the latest Form 13-F filing — not necessarily an owner
Dennis Kushmerek
Trust Operations Senior Specialist

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13F Metrics

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Q4 2023 13F record

Q4 2023 13F filing summary

Q4 2023 Form 13F portfolio summary
Period of report December 31, 2023
Filed February 09, 2024
Form 13F-HR
Reported value $38.7M
Positions 53
Change in reported value -35.2%
New positions 6
Exited positions 15
Position turnover 30.9%
Top-10 concentration 46.4%

13F filings by quarter

Form 13F filings by quarter
Quarter Positions Value
Q3 2024 13F
Filed Nov 7, 2024
6 $6.7M
Q2 2024 13F
Filed Jul 26, 2024
30 $17.7M
Q1 2024 13F
Filed May 15, 2024
30 $17.6M
Q4 2023 13F
Filed Feb 9, 2024
53 $38.7M
Q3 2023 13F
Filed Oct 23, 2023
62 $59.7M
Q2 2023 13F
Filed Jul 27, 2023
65 $62.3M
Q1 2023 13F
Filed May 11, 2023
54 $54.4M
Q4 2022 13F
Filed Feb 9, 2023
52 $46.3M
Q3 2022 13F
Filed Nov 10, 2022
55 $43.4M
Q2 2022 13F
Filed Aug 11, 2022
59 $51.7M
Q1 2022 13F
Filed May 12, 2022
66 $63.3M
Q4 2021 13F
Filed Feb 9, 2022
67 $68.0M
Q3 2021 13F
Filed Oct 26, 2021
44 $60.2M
Q2 2021 13F
Filed Jul 14, 2021
42 $60.3M
Q1 2021 13F
Filed Apr 26, 2021
45 $58.3M
Q4 2020 13F
Filed Feb 10, 2021
45 $57.5M
Q3 2020 13F
Filed Nov 3, 2020
47 $54.2M
Q2 2020 13F
Filed Jul 23, 2020
48 $51.0M
Q1 2020 13F
Filed Apr 22, 2020
45 $43.3M
Q4 2019 13F
Filed Jan 27, 2020
48 $56.5M

20 earlier quarters on file — choose one from the quarter menu above.

Top 20 holdings · Q4 2023

Largest Q4 2023 13F positions by reported value
# Holding Reported value % of portfolio
1 NPWR Net Power Inc Cl A $5.1M 13.05%
2 MSFT Microsoft Corporation $3.0M 7.84%
3 AAPL Apple Inc $2.1M 5.52%
4 AMZN Amazon.com Inc $1.9M 4.88%
5 GOOG Alphabet Inc Cl C $1.2M 3.18%
6 CRM Salesforce Inc $1.0M 2.67%
7 AVLV Avantis US Large Cap Value ETF $911.7K 2.36%
8 TMO Thermo Fisher Scientific Inc $898.6K 2.32%
9 NVDA NVIDIA Corp $894.4K 2.31%
10 BKNG Booking Holdings Inc $862.0K 2.23%
11 AVGO Broadcom Inc $788.1K 2.04%
12 GOOGL Alphabet Inc Cl A $769.0K 1.99%
13 PANW Palo Alto Networks Inc $754.9K 1.95%
14 MA Mastercard Inc Cl A $694.4K 1.79%
15 SYK Stryker Corp $683.7K 1.77%
16 AMT American Tower Corp $664.0K 1.72%
17 GD General Dynamics Corp $636.5K 1.64%
18 NEE NextEra Energy Inc $619.3K 1.6%
19 ICE Intercontinental Exchange Inc $616.1K 1.59%
20 TJX TJX Companies Inc $591.5K 1.53%

Values as reported on the Q4 2023 Form 13F. Every position is in the holdings table below.

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