Marvell Technology, Inc.
US ˙ NasdaqGS ˙ US5738741041

SecurityMRVL / Marvell Technology, Inc.
InstitutionAmalgamated Bank
Latest Disclosed Ownership42,842 shares
Latest Disclosed Value $ 4,244
Amalgamated Bank reports 8.40% decrease in ownership of MRVL / Marvell Technology, Inc.

On May 8, 2026 - Amalgamated Bank filed a 13F-HR form disclosing ownership of 42,842 shares of Marvell Technology, Inc. (US:MRVL) valued at $4,243,500 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 5, 2026 disclosing 46,772 shares of Marvell Technology, Inc.. This represents a change in shares of -8.40% during the quarter. The current value of the position is $12,923,289 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-08 2026-03-31 13F MARVELL TECHNOLOGY INC COM COM 573874104 42,842 -3,930 -8.40 4 33.33 0.0325
2026-02-05 2025-12-31 13F MARVELL TECHNOLOGY INC COM COM 573874104 46,772 1,575 3.48 4 0.00 0.0287
2025-10-29 2025-09-30 13F MARVELL TECHNOLOGY INC COM COM 573874104 45,197 -534 -1.17 4 0.00 0.0272
2025-08-04 2025-06-30 13F MARVELL TECHNOLOGY INC COM COM 573874104 45,731 -740 -1.59 4 50.00 0.0273
2025-04-25 2025-03-31 13F MARVELL TECHNOLOGY INC COM COM 573874104 46,471 913 2.00 3 -60.00 0.0245
2025-02-04 2024-12-31 13F MARVELL TECHNOLOGY INC COM COM 573874104 45,558 -486 -1.06 5 66.67 0.0413
2024-10-30 2024-09-30 13F MARVELL TECHNOLOGY INC COM COM 573874104 46,044 -1,795 -3.75 3 0.00 0.0274
2024-08-12 2024-06-30 13F MARVELL TECHNOLOGY INC COM COM 573874104 47,839 -1,210 -2.47 3 0.00 0.0285
2024-04-23 2024-03-31 13F MARVELL TECHNOLOGY INC COM COM 573874104 49,049 -30,796 -38.57 3 -25.00 0.0297
2024-02-06 2023-12-31 13F MARVELL TECHNOLOGY INC COM COM 573874104 79,845 -5,017 -5.91 5 0.00 0.0384
2023-11-08 2023-09-30 13F MARVELL TECHNOLOGY INC COM COM 573874104 84,862 945 1.13 5 -20.00 0.0391
2023-08-11 2023-06-30 13F MARVELL TECHNOLOGY INC COM COM 573874104 83,917 -3,429 -3.93 5 66.67 0.0406
2023-05-02 2023-03-31 13F MARVELL TECHNOLOGY GROUP LTD COM COM 573874104 87,346 168 0.19 4 0.00 0.0322
2023-02-10 2022-12-31 13F MARVELL TECHNOLOGY GROUP LTD COM COM 573874104 87,178 1,081 1.26 3 -99.92 0.0288
2022-11-09 2022-09-30 13F MARVELL TECHNOLOGY GROUP LTD COM COM 573874104 86,097 -1,098 -1.26 3,694 -2.69 0.0357
2022-08-15 2022-06-30 13F MARVELL TECHNOLOGY GROUP LTD COM COM 573874104 87,195 4,813 5.84 3,796 -35.75 0.0354
2022-08-25 2022-03-31 13F/A-1 MARVELL TECHNOLOGY GROUP LTD COM COM 573874104 82,382 -3,178 -3.71 5,908 -21.08 0.0459
2022-06-30 2022-03-31 13F MARVELL TECHNOLOGY GROUP LTD COM COM 573874104 82,382 -3,178 5,908 0.0469
2022-02-15 2021-12-31 13F/A-1 MARVELL TECHNOLOGY GROUP LTD COM COM 573874104 85,560 -3,676 -4.12 7,486 39.09 0.0552
2022-02-15 2021-12-31 13F MARVELL TECHNOLOGY GROUP LTD COM COM 573874104 85,560 -3,676 7,486 0.0552
2021-10-29 2021-09-30 13F MARVELL TECHNOLOGY GROUP LTD COM COM 573874104 89,236 -6,519 -6.81 5,382 -3.63 0.0454
2021-08-16 2021-06-30 13F MARVELL TECHNOLOGY GROUP LTD COM COM 573874104 95,755 67,517 239.10 5,585 303.83 0.0448
2021-05-13 2021-03-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 28,238 -1,343 -4.54 1,383 -1.64 0.0519
2021-02-12 2020-12-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 29,581 -47 -0.16 1,406 19.56 0.0533
2020-10-30 2020-09-30 13F MARVELL TECHNOLOGY GROUP COM G5876H105 29,628 -95 -0.32 1,176 12.86 0.0511
2020-08-10 2020-06-30 13F MARVELL TECHNOLOGY GROUP COM G5876H105 29,723 -57,593 -65.96 1,042 -47.27 0.0482
2020-05-13 2020-03-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 87,316 -3,550 -3.91 1,976 -18.11 0.0483
2020-02-13 2019-12-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 90,866 7,065 8.43 2,413 15.29 0.0444
2019-11-13 2019-09-30 13F MARVELL TECHNOLOGY GROUP COM G5876H105 83,801 -1,555 -1.82 2,093 2.75 0.0440
2019-08-14 2019-06-30 13F MARVELL TECHNOLOGY GROUP COM G5876H105 85,356 -25,962 -23.32 2,037 -7.99 0.0475
2019-05-15 2019-03-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 111,318 2,668 2.46 2,214 25.87 0.0537
2019-02-15 2018-12-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 108,650 12,956 13.54 1,759 -4.76 0.0498
2018-11-14 2018-09-30 13F MARVELL TECHNOLOGY GROUP COM G5876H105 95,694 19,971 26.37 1,847 13.73 0.0457
2018-07-18 2018-06-30 13F MARVELL TECHNOLOGY GROUP COM G5876H105 75,723 20 0.03 1,624 2.14 0.0397
2018-05-22 2018-03-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 75,703 -721 -0.94 1,590 -3.11 0.0422
2018-02-13 2017-12-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 76,424 3,660 5.03 1,641 26.04 0.0444
2017-11-09 2017-09-30 13F MARVELL TECHNOLOGY GROUP COM G5876H105 72,764 -378 -0.52 1,302 7.78 0.0405
2017-08-10 2017-06-30 13F MARVELL TECHNOLOGY GROUP COM G5876H105 73,142 15,300 26.45 1,208 36.81 0.0396
2017-05-12 2017-03-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 57,842 1,871 3.34 883 13.79 0.0439
2017-02-14 2016-12-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 55,971 7,225 14.82 776 19.94 0.0351
2016-11-15 2016-09-30 13F/A-1 MARVELL TECHNOLOGY GROUP COM G5876H105 48,746 74 0.15 647 16.37 0.0375
2016-08-16 2016-06-30 13F MARVELL TECHNOLOGY GROUP COM G5876H105 48,672 -4,031 -7.65 556 2.39 0.0322
2016-05-11 2016-03-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 52,703 4,711 9.82 543 28.37 0.0529
2016-02-10 2015-12-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 47,992 -3,312 -6.46 423 -8.84 0.0522
2015-11-04 2015-09-30 13F MARVELL TECHNOLOGY GROUP COM G5876H105 51,304 502 0.99 464 -30.75 0.0487
2015-07-10 2015-06-30 13F MARVELL TECHNOLOGY GROUP COM G5876H105 50,802 40,417 389.19 670 337.91 0.0658
2015-04-22 2015-03-31 13F MARVELL TECHNOLOGY GROUP COM G5876H105 10,385 10,385 -8.64 153 27.50 0.0187
2013-11-14 2013-09-30 13F MARVELL TECHNOLOGY GROUP LTD ORD COM COM G5876H105 0 0 0 0.0000
2013-08-15 2013-06-30 13F MARVELL TECHNOLOGY GROUP LTD ORD COM COM G5876H105 0 -11,367 -100.00 0 -100.00
2014-02-13 2013-03-31 13F MARVELL TECHNOLOGY GROUP LTD ORD COM COM G5876H105 11,367 341 3.09 120 50.00 0.0340
2014-02-11 2012-12-31 13F MARVELL TECHNOLOGY GROUP LTD ORD COM COM G5876H105 11,026 11,026 80 0.0333
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.