Micron Technology, Inc.
US ˙ NasdaqGS ˙ US5951121038

SecurityMU / Micron Technology, Inc.
InstitutionVerition Fund Management LLC
Latest Disclosed Ownership110,716 shares
Latest Disclosed Value $ 37,404,293
Verition Fund Management LLC ownership in MU / Micron Technology, Inc.

On May 15, 2026 - Verition Fund Management LLC filed a 13F-HR form disclosing ownership of 110,716 shares of Micron Technology, Inc. (US:MU) valued at $37,404,293 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 13, 2026 disclosing 391,530 shares of Micron Technology, Inc.. This represents a change in shares of -71.72% during the quarter. The current value of the position is $119,525,672 USD.

Verition Fund Management LLC has a history of taking positions in derivatives of the underlying security (MU) in the form of stock options. The firm currently holds call options representing 900 of underlying shares valued at $304,056 USD and put options representing 1,300 of underlying shares valued at $439,192 USD .

Note: prior versions of this page mistakenly stated that the share values represented the number of options, not the number of underlying shares. For more information on the data backing these reports, please see the SEC document Frequently Asked Questions About Form 13F.

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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Institutional Put/Call Ratios
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In addition to reporting standard equity and debt issues, institutions with more than 100MM assets under management must also disclose their put and call option holdings. Since put options generally indicate negative sentiment, and call options indicate positive sentiment, we can get a sense of the overall institutional sentiment by plotting the ratio of puts to calls. The chart to the right plots the historical put/call ratio for this instrument.

Using Put/Call Ratio as an indicator of investor sentiment overcomes one of the key deficiencies of using total institutional ownership, which is that a significant amount of assets under management are invested passively to track indices. Passively-managed funds do not typically buy options, so the put/call ratio indicator more closely tracks the sentiment of actively-managed funds.

MU / Micron Technology, Inc. Historical Put/Call Ratio
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)
2026-05-15 2026-03-31 13F MICRON TECHNOLOGY COM 595112103 110,716 -280,814 -71.72 37,404 -66.53 0.2425
2026-02-13 2025-12-31 13F MICRON TECHNOLOGY COM 595112103 391,530 296,905 313.77 111,747 605.82 0.4388
2025-11-14 2025-09-30 13F MICRON TECHNOLOGY COM 595112103 94,625 -228,784 -70.74 15,833 -60.28 0.0653
2025-08-14 2025-06-30 13F MICRON TECHNOLOGY COM 595112103 323,409 299,140 1,232.60 39,860 1,790.89 0.1774
2025-05-15 2025-03-31 13F MICRON TECHNOLOGY COM 595112103 24,269 -404,129 -94.33 2,109 -94.15 0.0098
2025-02-14 2024-12-31 13F MICRON TECHNOLOGY COM 595112103 428,398 392,962 1,108.93 36,054 881.03 0.1426
2024-11-14 2024-09-30 13F MICRON TECHNOLOGY COM 595112103 35,436 -32,444 -47.80 3,675 -58.84 0.0185
2024-08-14 2024-06-30 13F MICRON TECHNOLOGY COM 595112103 67,880 -50,748 -42.78 8,928 -36.16 0.0488
2024-05-14 2024-03-31 13F MICRON TECHNOLOGY COM 595112103 118,628 521 0.44 13,985 38.75 0.0957
2024-02-14 2023-12-31 13F MICRON TECHNOLOGY COM 595112103 118,107 60,699 105.73 10,079 158.10 0.0789
2023-11-14 2023-09-30 13F MICRON TECHNOLOGY COM 595112103 57,408 44,309 338.26 3,905 372.76 0.0456
2023-08-14 2023-06-30 13F MICRON TECHNOLOGY COM 595112103 13,099 -1,369 -9.46 827 -5.28 0.0110
2023-05-15 2023-03-31 13F MICRON TECHNOLOGY COM 595112103 14,468 7,266 100.89 873 142.90 0.0121
2023-02-14 2022-12-31 13F MICRON TECHNOLOGY COM 595112103 7,202 -157,452 -95.63 360 -95.65 0.0056
2023-01-18 2022-09-30 13F/A-1 MICRON TECHNOLOGY COM 595112103 164,654 -27,454 -14.29 8,249 -22.33 0.0923
2022-11-14 2022-09-30 13F MICRON TECHNOLOGY COM 595112103 164,654 -27,454 8,249 0.0935
2022-08-30 2022-06-30 13F/A-1 MICRON TECHNOLOGY COM 595112103 192,108 139,689 266.49 10,620 160.10 0.2100
2022-08-15 2022-06-30 13F MICRON TECHNOLOGY COM 595112103 192,108 139,689 10,620 0.1795
2022-06-02 2022-03-31 13F/A-1 MICRON TECHNOLOGY COM 595112103 52,419 -140,859 -72.88 4,083 -77.32 0.0491
2022-05-13 2022-03-31 13F MICRON TECHNOLOGY COM 595112103 52,419 -140,859 4,083 0.0468
2022-05-03 2021-12-31 13F/A-1 MICRON TECHNOLOGY COM 595112103 193,278 137,708 247.81 18,004 356.49 0.1231
2022-02-14 2021-12-31 13F MICRON TECHNOLOGY COM 595112103 241,078 185,508 22,457 0.1454
2021-11-15 2021-09-30 13F MICRON TECHNOLOGY COM 595112103 55,570 17,994 47.89 3,944 23.52 0.0342
2021-08-16 2021-06-30 13F MICRON TECHNOLOGY COM 595112103 37,576 -226,193 -85.75 3,193 -86.28 0.0290
2021-05-18 2021-03-31 13F MICRON TECHNOLOGY COM 595112103 263,769 201,972 326.83 23,267 400.80 0.2625
2021-02-16 2020-12-31 13F MICRON TECHNOLOGY COM 595112103 61,797 -1,537,595 -96.14 4,646 -93.81 0.0408
2020-11-16 2020-09-30 13F MICRON TECHNOLOGY COM 595112103 1,599,392 1,555,699 3,560.52 75,107 3,236.61 1.4994
2020-08-14 2020-06-30 13F MICRON TECHNOLOGY COM 595112103 43,693 -60,265 -57.97 2,251 -48.51 0.0740
2020-05-15 2020-03-31 13F MICRON TECHNOLOGY COM 595112103 103,958 -98,545 -48.66 4,372 -59.86 0.1726
2020-02-14 2019-12-31 13F MICRON TECHNOLOGY COM 595112103 202,503 14,031 7.44 10,891 34.86 0.1981
2019-11-14 2019-09-30 13F MICRON TECHNOLOGY COM 595112103 188,472 172,412 1,073.55 8,076 1,202.58 0.2226
2019-08-14 2019-06-30 13F MICRON TECHNOLOGY COM 595112103 16,060 16,060 -91.48 620 -92.32 0.0174
2019-02-14 2018-12-31 13F MICRON TECHNOLOGY COM 595112103 0 -4,843 -100.00 0 -100.00
2018-11-14 2018-09-30 13F MICRON TECHNOLOGY COM 595112103 4,843 4,843 219 0.0078
2018-05-15 2018-03-31 13F MICRON TECHNOLOGY COM 595112103 0 -19,217 -100.00 0 -100.00
2018-02-14 2017-12-31 13F MICRON TECHNOLOGY COM 595112103 19,217 19,217 790 0.0730
2017-11-14 2017-09-30 13F MICRON TECHNOLOGY COM 595112103 0 -10,584 -100.00 0 -100.00
2017-08-15 2017-06-30 13F MICRON TECHNOLOGY COM 595112103 10,584 -28,016 -72.58 316 -71.68 0.0307
2017-05-12 2017-03-31 13F MICRON TECHNOLOGY COM 595112103 38,600 -59,831 -60.78 1,116 -48.29 0.1040
2017-02-14 2016-12-31 13F MICRON TECHNOLOGY COM 595112103 98,431 -41,569 -29.69 2,158 -13.30 0.1861
2016-11-15 2016-09-30 13F MICRON TECHNOLOGY COM 595112103 140,000 130,000 1,300.00 2,489 1,703.62 0.2671
2016-08-15 2016-06-30 13F MICRON TECHNOLOGY COM 595112103 10,000 -12,633 -55.82 138 -41.77 0.0176
2016-05-13 2016-03-31 13F MICRON TECHNOLOGY COM 595112103 22,633 22,633 126.33 237 71.74 0.0383
2016-02-17 2015-12-31 13F MICRON TECHNOLOGY COM 595112103 0 -15,000 -100.00 0 -100.00
2015-11-13 2015-09-30 13F MICRON TECHNOLOGY COM 595112103 15,000 15,000 0.00 225 0.0586
2015-08-14 2015-06-30 13F MICRON TECHNOLOGY COM 595112103 0 -9,370 -100.00 0 -100.00
2015-05-15 2015-03-31 13F MICRON TECHNOLOGY COM 595112103 9,370 9,370 0.00 254 0.0295
2014-11-14 2014-09-30 13F MICRON TECHNOLOGY COM 595112103 0 -10,556 -100.00 0 -100.00
2014-08-14 2014-06-30 13F MICRON TECHNOLOGY COM 595112103 10,556 -293,218 -96.53 348 -94.74 0.0372
2014-02-14 2013-12-31 13F MICRON TECHNOLOGY COM 595112103 303,774 135,179 80.18 6,610 124.45 1.1751
2013-11-14 2013-09-30 13F MICRON TECHNOLOGY COM 595112103 168,595 168,595 2,945 0.4453
Disclosed Call Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share
Price
Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-05-15 2026-03-31 13F MICRON TECHNOLOGY COM Call 900 -98.10 304 -97.75 n/a n/a n/a
2026-02-13 2025-12-31 13F MICRON TECHNOLOGY COM Call 47,300 -2.27 13,500 66.70 n/a n/a n/a
2025-11-14 2025-09-30 13F MICRON TECHNOLOGY COM Call 48,400 103.36 8,098 176.10 n/a n/a n/a
2025-08-14 2025-06-30 13F MICRON TECHNOLOGY COM Call 23,800 2,933 n/a n/a n/a
2025-05-15 2025-03-31 13F MICRON TECHNOLOGY COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2025-02-14 2024-12-31 13F MICRON TECHNOLOGY COM Call 15,700 -43.12 1,321 -53.84 n/a n/a n/a
2024-11-14 2024-09-30 13F MICRON TECHNOLOGY COM Call 27,600 0.00 2,862 -21.16 n/a n/a n/a
2024-08-14 2024-06-30 13F MICRON TECHNOLOGY COM Call 27,600 0.00 3,630 11.59 n/a n/a n/a
2024-05-14 2024-03-31 13F MICRON TECHNOLOGY COM Call 27,600 170.59 3,254 273.91 n/a n/a n/a
2024-02-14 2023-12-31 13F MICRON TECHNOLOGY COM Call 10,200 870 n/a n/a n/a
2023-05-15 2023-03-31 13F MICRON TECHNOLOGY COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2023-02-14 2022-12-31 13F MICRON TECHNOLOGY COM Call 18,100 -50.14 905 -50.30 n/a n/a n/a
2023-01-18 2022-09-30 13F/A MICRON TECHNOLOGY COM Call 36,300 1,819 n/a n/a n/a
2022-11-14 2022-09-30 13F MICRON TECHNOLOGY COM Call 36,300 1,819 n/a n/a n/a
2022-08-30 2022-06-30 13F/A MICRON TECHNOLOGY COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2022-08-15 2022-06-30 13F MICRON TECHNOLOGY COM Call 0 0 n/a n/a n/a
2022-06-02 2022-03-31 13F/A MICRON TECHNOLOGY COM Call 44,300 36.31 3,451 14.01 n/a n/a n/a
2022-05-13 2022-03-31 13F MICRON TECHNOLOGY COM Call 44,300 3,451 n/a n/a n/a
2022-05-03 2021-12-31 13F/A MICRON TECHNOLOGY COM Call 32,500 10.17 3,027 44.56 n/a n/a n/a
2022-02-14 2021-12-31 13F MICRON TECHNOLOGY COM Call 32,500 3,027 n/a n/a n/a
2021-11-15 2021-09-30 13F MICRON TECHNOLOGY COM Call 29,500 2,094 n/a n/a n/a
2020-02-14 2019-12-31 13F MICRON TECHNOLOGY COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2019-11-14 2019-09-30 13F MICRON TECHNOLOGY COM Call 50,000 2,143 n/a n/a n/a
Disclosed Put Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share Price Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-05-15 2026-03-31 13F MICRON TECHNOLOGY COM Put 1,300 -99.46 439 -99.37 n/a n/a n/a
2026-02-13 2025-12-31 13F MICRON TECHNOLOGY COM Put 242,600 151.92 69,240 329.74 n/a n/a n/a
2025-11-14 2025-09-30 13F MICRON TECHNOLOGY COM Put 96,300 618.66 16,113 875.89 n/a n/a n/a
2025-08-14 2025-06-30 13F MICRON TECHNOLOGY COM Put 13,400 1,652 n/a n/a n/a
2025-05-15 2025-03-31 13F MICRON TECHNOLOGY COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2025-02-14 2024-12-31 13F MICRON TECHNOLOGY COM Put 277,900 719.76 23,388 565.38 n/a n/a n/a
2024-11-14 2024-09-30 13F MICRON TECHNOLOGY COM Put 33,900 0.00 3,516 -21.15 n/a n/a n/a
2024-08-14 2024-06-30 13F MICRON TECHNOLOGY COM Put 33,900 -30.39 4,459 -22.35 n/a n/a n/a
2024-05-14 2024-03-31 13F MICRON TECHNOLOGY COM Put 48,700 5,741 n/a n/a n/a
2023-11-14 2023-09-30 13F MICRON TECHNOLOGY COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2023-08-14 2023-06-30 13F MICRON TECHNOLOGY COM Put 20,200 1,275 n/a n/a n/a
2023-02-14 2022-12-31 13F MICRON TECHNOLOGY COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2023-01-18 2022-09-30 13F/A MICRON TECHNOLOGY COM Put 16,000 802 n/a n/a n/a
2022-11-14 2022-09-30 13F MICRON TECHNOLOGY COM Put 16,000 802 n/a n/a n/a
2022-08-30 2022-06-30 13F/A MICRON TECHNOLOGY COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2022-08-15 2022-06-30 13F MICRON TECHNOLOGY COM Put 0 0 n/a n/a n/a
2022-06-02 2022-03-31 13F/A MICRON TECHNOLOGY COM Put 68,800 -36.18 5,359 -46.64 n/a n/a n/a
2022-05-13 2022-03-31 13F MICRON TECHNOLOGY COM Put 68,800 5,359 n/a n/a n/a
2022-05-03 2021-12-31 13F/A MICRON TECHNOLOGY COM Put 107,800 265.42 10,043 379.61 n/a n/a n/a
2022-02-14 2021-12-31 13F MICRON TECHNOLOGY COM Put 30,000 2,795 n/a n/a n/a
2021-11-15 2021-09-30 13F MICRON TECHNOLOGY COM Put 29,500 2,094 n/a n/a n/a
2021-02-16 2020-12-31 13F MICRON TECHNOLOGY COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2020-11-16 2020-09-30 13F MICRON TECHNOLOGY COM Put 1,500,000 70,440 n/a n/a n/a
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.