Advanced Micro Devices, Inc.
CH ˙ SWX ˙ US0079031078
SecurityCH:AMD / Advanced Micro Devices, Inc.
InstitutionGABELLI & Co INVESTMENT ADVISERS, INC.
Latest Disclosed Ownership4,100 shares
Latest Disclosed Value $ 834,063
GABELLI & Co INVESTMENT ADVISERS, INC. ownership in AMD / Advanced Micro Devices, Inc.

On May 14, 2026 - GABELLI & Co INVESTMENT ADVISERS, INC. filed a 13F-HR form disclosing ownership of 4,100 shares of Advanced Micro Devices, Inc. (CH:AMD) valued at $834,063 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 5, 2026 disclosing 4,100 shares of Advanced Micro Devices, Inc.. This represents a change in shares of 0.00% during the quarter.

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)
2026-05-14 2026-03-31 13F ADVANCED MICRO DEVICES EQUITY 007903107 4,100 0 0.00 834 -5.01 0.1237
2026-02-05 2025-12-31 13F ADVANCED MICRO DEVICES EQUITY 007903107 4,100 0 0.00 878 32.43 0.1319
2025-11-12 2025-09-30 13F ADVANCED MICRO DEVICES EQUITY 007903107 4,100 0 0.00 663 14.11 0.1064
2025-08-13 2025-06-30 13F ADVANCED MICRO DEVICES EQUITY 007903107 4,100 0 0.00 582 38.00 0.0893
2025-05-14 2025-03-31 13F ADVANCED MICRO DEVICES EQUITY 007903107 4,100 300 7.89 421 -8.28 0.0637
2025-02-13 2024-12-31 13F ADVANCED MICRO DEVICES EQUITY 007903107 3,800 1,800 90.00 459 39.94 0.0783
2024-11-13 2024-09-30 13F ADVANCED MICRO DEVICES EQUITY 007903107 2,000 0 0.00 328 1.23 0.0559
2024-08-13 2024-06-30 13F ADVANCED MICRO DEVICES EQUITY 007903107 2,000 0 0.00 324 -10.00 0.0542
2024-05-14 2024-03-31 13F ADVANCED MICRO DEVICES EQUITY 007903107 2,000 0 0.00 361 22.45 0.0628
2024-02-13 2023-12-31 13F ADVANCED MICRO DEVICES EQUITY 007903107 2,000 0 0.00 295 43.41 0.0553
2023-11-08 2023-09-30 13F ADVANCED MICRO DEVICES EQUITY 007903107 2,000 0 0.00 206 -9.69 0.0334
2023-08-10 2023-06-30 13F ADVANCED MICRO DEVICES EQUITY 007903107 2,000 2,000 228 0.0381
2022-08-12 2022-06-30 13F ADVANCED MICRO DEVICES INC COM COM 007903107 0 -2,050 -100.00 0 -100.00
2022-05-18 2022-03-31 13F/A-1 ADVANCED MICRO DEVICES INC COM COM 007903107 2,050 0 0.00 224 -24.07 0.0291
2022-05-13 2022-03-31 13F ADVANCED MICRO DEVICES INC COM COM 007903107 2,050 0 224 0.0327
2022-02-11 2021-12-31 13F ADVANCED MICRO DEVICES INC COM COM 007903107 2,050 50 2.50 295 43.20 0.0391
2021-11-12 2021-09-30 13F ADVANCED MICRO DEVICES INC COM COM 007903107 2,000 2,000 206 0.0249
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.