Vault-13

FERMI INC FRMI

COM · Common Stock · CUSIP 314911108 · ISIN US3149111086

211 institutional holders +53 vs Q4 2025
73,307,33473.3m shares reported held*
11.6% of all shares outstanding*
$427.8mreported value*
83 new 78 added 33 reduced 31 sold out net bought ≈ $169.1m (+29.0m shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($67.6k this quarter). Holder counts are more reliable. Shares outstanding: 629.8m as of 2026-03-23, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $5.84. Options: 29 managers hold calls ($100.7m notional), 17 hold puts ($39.4m).

Trends to Q1 2026

Institutional holders

Managers reporting a position, each quarter

0100200300Q4 25: 158Q1 26: 211211Q4 25Q1 26
Numbers
QuarterHolders
Q4 2025158
Q1 2026211

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$50m$100m$150mQ2 25 calls: $0Q2 25 puts: $0Q2 25P/C —Q3 25 calls: $0Q3 25 puts: $0Q3 25P/C —Q4 25 calls: $58.0mQ4 25 puts: $50.5mQ4 25P/C 0.87Q1 26 calls: $100.7mQ1 26 puts: $39.4mQ1 26P/C 0.39
Numbers
QuarterCallsPutsP/C
Q2 2025$0$0—
Q3 2025$0$0—
Q4 2025$58.0m$50.5m0.87
Q1 2026$100.7m$39.4m0.39

Biggest buyers

UBS Group AG Added +6,267,254+6.3m
GOLDMAN SACHS GROUP INC Added +5,372,287+5.4m
CITADEL ADVISORS LLC Added +4,989,531+5.0m
BARCLAYS PLC Added +2,955,901+3.0m
T. Rowe Price Investment Management, Inc. New +2,473,357+2.5m
Weiss Asset Management LP Added +1,960,764+2.0m
CAPTRUST FINANCIAL ADVISORS New +1,586,758+1.6m
Alyeska Investment Group, L.P. New +1,582,857+1.6m
ADAGE CAPITAL PARTNERS GP, L.L.C. Added +1,430,000+1.4m
TORTOISE CAPITAL ADVISORS, L.L.C. Added +1,196,863+1.2m

Biggest sellers

Jefferies Financial Group Inc. Reduced -3,294,231-3.3m
Nuveen, LLC Reduced -1,307,479-1.3m
MILLENNIUM MANAGEMENT LLC Reduced -1,299,656-1.3m
BANK OF AMERICA CORP /DE/ Reduced -1,296,248-1.3m
LMR Partners LLP Reduced -1,224,411-1.2m
Balyasny Asset Management L.P. Reduced -1,054,995-1.1m
Point72 Asset Management, L.P. Reduced -971,772-971.8k
Invesco Ltd. Reduced -881,305-881.3k
TWO SIGMA INVESTMENTS, LP Reduced -739,555-739.6k
Verition Fund Management LLC Reduced -681,349-681.3k

Biggest calls

CITADEL ADVISORS LLC Added $21.8m3.7m shares
Point72 Asset Management, L.P. New $14.8m2.5m shares
JANE STREET GROUP, LLC Reduced $11.0m1.9m shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $9.1m1.6m shares
Hiddenite Capital Partners LP Added $6.9m1.2m shares
GROUP ONE TRADING LLC Added $5.3m906.4k shares
PEAK6 LLC Added $4.5m762.7k shares
IMC-Chicago, LLC Added $4.2m720.3k shares
SEGRA CAPITAL MANAGEMENT, LLC New $2.9m500.0k shares
Centiva Capital, LP New $2.9m500.0k shares

Biggest puts

SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $9.5m1.6m shares
CITADEL ADVISORS LLC Added $9.0m1.5m shares
JANE STREET GROUP, LLC Added $5.5m943.8k shares
GROUP ONE TRADING LLC Added $3.9m661.0k shares
PEAK6 LLC New $1.9m332.0k shares
IMC-Chicago, LLC Added $1.9m326.9k shares
SIMPLEX TRADING, LLC Reduced $1.8m310.6k shares
CITIGROUP INC New $1.8m300.0k shares
Caption Management, LLC New $1.2m205.0k shares
Verition Fund Management LLC New $935.0k160.1k shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
NEUGEBAUER TOBY R 13G · exempt (held before listing) new · filed 2025-11-14 24.1% new 144.1m≈ $1.3bn 2025-11-14
Perry Griffin 13G · exempt (held before listing) -3.0 pts · filed 2026-04-15 9.7% -3.0 pts 60.9m≈ $558.3m 2026-04-15
Caddis Holdings, LP 13G · exempt (held before listing) no change · filed 2026-07-20 8.2% no change 52.3m≈ $478.7m 2026-07-20

Fell to 5% or below in the last year: Neugebauer Robert R (1.8%, 2026-08-14; now reported by NEUGEBAUER TOBY R), Pencross Energy, LLC (4.5%, 2026-05-15)

Insider purchases and sales in Q1 2026

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

DateInsiderTradeSharesPrice ValueTheir holding
2026-03-31 Perry Griffin +1 10% owner · See Footnotes Sold 2,000,000 $5.54 $11.1m2.0m shares -3%
2026-03-30 Perry Griffin +1 10% owner · See Footnotes Sold 9,000,000 $5.02 $45.2m9.0m shares -12%

Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).

Holders, Q1 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 UBS Group AG 0.01% of their portfolio ZURICH, V8 8,917,1988.9m $52.1m $52.1m 0.01% Added +6.3m +6,267,254
2 CITADEL ADVISORS LLC 0.03% of their portfolio MIAMI, FL 6,221,7066.2m $36.3m $36.3m 0.03% Added +5.0m +4,989,531
3 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 5,437,4575.4m $31.8m $31.8m 0.00% Added +5.4m +5,372,287
4 BARCLAYS PLC 0.01% of their portfolio LONDON, X0 3,025,4373.0m $17.7m $17.7m 0.01% Added +3.0m +2,955,901
5 T. Rowe Price Investment Management, Inc. 0.01% of their portfolio BALTIMORE, MD 2,473,3572.5m $14.4m $14.4m 0.01% New
6 Weiss Asset Management LP 0.26% of their portfolio BOSTON, MA 2,415,0272.4m $14.1m $14.1m 0.26% Added +2.0m +1,960,764
7 TORTOISE CAPITAL ADVISORS, L.L.C. 0.14% of their portfolio OVERLAND PARK, KS 2,280,8372.3m $13.3m $13.3m 0.14% Added +1.2m +1,196,863
8 ADAGE CAPITAL PARTNERS GP, L.L.C. 0.02% of their portfolio Boston, MA 2,250,0002.2m $13.1m $13.1m 0.02% Added +1.4m +1,430,000
9 CAPTRUST FINANCIAL ADVISORS 0.02% of their portfolio RALEIGH, NC 1,586,7581.6m $9.3m $9.3m 0.02% New
10 Alyeska Investment Group, L.P. 0.03% of their portfolio CHICAGO, IL 1,582,8571.6m $9.2m $9.2m 0.03% New
11 Schonfeld Strategic Advisors LLC 0.07% of their portfolio NEW YORK, NY 1,500,0001.5m $8.8m $8.8m 0.07% Added +704.0k +704,022
12 M&G PLC 0.05% of their portfolio London, X0 1,471,1571.5m $8.8m $8.8m 0.05% Reduced -334.3k -334,258
13 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 1,403,7001.4m $8.2m $8.2m 0.01% Added +1.1m +1,062,400
14 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio BALA CYNWYD, PA 1,382,4551.4m $8.1m $8.1m 0.01% Added +522.5k +522,513
15 NEXPOINT ASSET MANAGEMENT, L.P. 0.53% of their portfolio Dallas, TX 1,301,4781.3m $7.6m $7.6m 0.53% Unchanged
16 Point72 Asset Management, L.P. 0.01% of their portfolio STAMFORD, CT 1,245,6121.2m $7.3m $7.3m 0.01% Reduced -971.8k -971,772
17 Cetera Investment Advisers 0.01% of their portfolio SCHAUMBURG, IL 1,201,0981.2m $7.0m $7.0m 0.01% Added +1.2m +1,165,376
18 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 1,192,7381.2m $7.0m $7.0m 0.00% Added +895.6k +895,609
19 STIFEL FINANCIAL CORP 0.01% of their portfolio ST. LOUIS, MO 1,114,7871.1m $6.5m $6.5m 0.01% Added +1.1m +1,053,917
20 Boston Partners 0.01% of their portfolio BOSTON, MA 1,101,9771.1m $6.4m $6.4m 0.01% Reduced -95.4k -95,405
21 OpenArc Corporate Advisory, LLC 0.09% of their portfolio ATLANTA, GA 1,100,0001.1m $6.4m $6.4m 0.09% Unchanged
22 Engle Capital Management, L.P. 2.02% of their portfolio GREENWICH, CT 1,015,0001.0m $5.9m $5.9m 2.02% New
23 Balyasny Asset Management L.P. 0.01% of their portfolio Chicago, IL 1,013,6141.0m $5.9m $5.9m 0.01% Reduced -1.1m -1,054,995
24 Verition Fund Management LLC 0.05% of their portfolio GREENWICH, CT 892,967893.0k $5.2m $5.2m 0.05% Reduced -681.3k -681,349
25 Empire Life Investments Inc. 0.28% of their portfolio Toronto, A6 866,611866.6k $4.7m $4.7m 0.28% Added +165.2k +165,189
26 NICOLET BANKSHARES INC 0.18% of their portfolio GREEN BAY, WI 838,978839.0k $4.9m $4.9m 0.18% New
27 D. E. Shaw & Co., Inc. 0.00% of their portfolio New York, NY 828,358828.4k $4.8m $4.8m 0.00% Added +76.8k +76,766
28 BlackRock, Inc. 0.00% of their portfolio New York, NY 805,745805.7k $4.7m $4.7m 0.00% Added +362.9k +362,868
29 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 706,877706.9k $4.1m $4.1m 0.00% Added +20.5k +20,526
30 Anson Funds Management LP 0.26% of their portfolio DALLAS, TX 705,344705.3k $4.1m $4.1m 0.26% Added +352.7k +352,672
31 TUDOR INVESTMENT CORP ET AL 0.02% of their portfolio STAMFORD, CT 660,734660.7k $3.9m $3.9m 0.02% New
32 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 598,983599.0k $3.5m $3.5m 0.00% Added +68.6k +68,628
33 SIR Capital Management, L.P. 0.31% of their portfolio NEW YORK, NY 576,627576.6k $3.4m $3.4m 0.31% Added +294.8k +294,800
34 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 569,050569.0k $3.3m $3.3m 0.00% Reduced -739.6k -739,555
35 HORIZON KINETICS ASSET MANAGEMENT LLC 0.03% of their portfolio NEW YORK, NY 532,426532.4k $3.1m $3.1m 0.03% Added +423.7k +423,725
36 Engineers Gate Manager LP 0.04% of their portfolio NEW YORK, NY 527,229527.2k $3.1m $3.1m 0.04% Added +416.6k +416,616
37 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 494,637494.6k $2.9m $2.9m 0.00% Reduced -1.3m -1,296,248
38 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 493,051493.1k $2.9m $2.9m 0.00% Added +198.7k +198,701
39 TD Asset Management Inc 0.00% of their portfolio Toronto, A6 474,583474.6k $2.8m $2.8m 0.00% New
40 ArrowMark Colorado Holdings LLC 0.07% of their portfolio Denver, CO 473,544473.5k $2.8m $2.8m 0.07% Added +43.2k +43,228
41 VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.01% of their portfolio JUPITER, FL 425,812425.8k $2.5m $2.5m 0.01% New
42 FMR LLC 0.00% of their portfolio BOSTON, MA 404,291404.3k $2.4m $2.4m 0.00% Added +3.4k +3,444
43 Hudson Bay Capital Management LP 0.01% of their portfolio STAMFORD, CT 400,010400.0k $2.3m $2.3m 0.01% New
44 Shay Capital LLC 0.31% of their portfolio NEW YORK, NY 377,700377.7k $2.2m $2.2m 0.31% Added +328.4k +328,440
45 Gotham Asset Management, LLC 0.01% of their portfolio NEW YORK, NY 357,165357.2k $2.1m $2.1m 0.01% Added +7.0k +6,970
46 Davis Selected Advisers 0.01% of their portfolio Tucson, AZ 305,730305.7k $1.8m $1.8m 0.01% New
47 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 285,515285.5k $1.7m $1.7m 0.00% New
48 Prentice Capital Management, LP 3.72% of their portfolio GREENWICH, CT 281,499281.5k $1.6m $1.6m 3.72% New
49 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 278,687278.7k $1.6m $1.6m 0.00% Added +187.2k +187,188
50 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 276,750276.8k $1.6m $1.6m 0.00% Reduced -134.5k -134,533
51 Aventail Capital Group, LP 0.08% of their portfolio NEW YORK, NY 268,097268.1k $1.6m $1.6m 0.08% Added +21.3k +21,285
52 Sovereign's Capital Management, LLC 1.14% of their portfolio Atlanta, GA 265,412265.4k $1.5m $1.5m 1.14% Reduced -10.5k -10,546
53 WINTON GROUP Ltd 0.05% of their portfolio LONDON, X0 243,012243.0k $1.4m $1.4m 0.05% Added +186.9k +186,884
54 Holocene Advisors, LP 0.00% of their portfolio New York, NY 232,711232.7k $1.4m $1.4m 0.00% Added +67.6k +67,624
55 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 215,945215.9k $1.2m $1.2m 0.00% Added +119.9k +119,928
56 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 198,189198.2k $1.2m $1.2m 0.00% Added +151.7k +151,651
57 MONEY CONCEPTS CAPITAL CORP 0.06% of their portfolio PALM BEACH GARDENS, FL 196,488196.5k $1.1m $1.1m 0.06% New
58 VANGUARD PORTFOLIO MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 169,857169.9k $992.0k $992.0k 0.00% First filing
59 Brevan Howard Capital Management LP 0.01% of their portfolio ST. HELIER, Y9 169,603169.6k $990.5k $990.5k 0.01% Added +73.3k +73,303
60 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 154,149154.1k $900.2k $900.2k 0.00% Reduced -881.3k -881,305
61 CastleKnight Management LP 0.04% of their portfolio New York, NY 153,600153.6k $897.0k $897.0k 0.04% New
62 LECAP ASSET MANAGEMENT LTD 0.33% of their portfolio LONDON, X0 151,421151.4k $884.3k $884.3k 0.33% New
63 Squarepoint Ops LLC 0.00% of their portfolio NEW YORK, NY 151,209151.2k $883.1k $883.1k 0.00% New
64 MONETA GROUP INVESTMENT ADVISORS LLC 0.01% of their portfolio ST LOUIS, MO 140,091140.1k $818.1k $818.1k 0.01% Added +128.6k +128,586
65 Pentwater Capital Management LP 0.01% of their portfolio Naples, FL 125,000125.0k $730.0k $730.0k 0.01% Added +50.0k +50,000
66 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 121,100121.1k $707.2k $707.2k 0.00% Reduced -469.2k -469,245
67 VANGUARD CAPITAL MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 120,138120.1k $701.6k $701.6k 0.00% First filing
68 SummitTX Capital, L.P. 0.02% of their portfolio FORT WORTH, TX 111,000111.0k $648.2k $648.2k 0.02% New
69 PEAK6 LLC 0.02% of their portfolio AUSTIN, TX 108,863108.9k $635.8k $635.8k 0.02% Added +60.0k +59,953
70 Quantinno Capital Management LP 0.00% of their portfolio NEW YORK, NY 106,941106.9k $624.5k $624.5k 0.00% Added +69.1k +69,129
71 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 98,81998.8k $577.1k $577.1k 0.00% Added +64.4k +64,369
72 Caitong International Asset Management Co., Ltd 0.10% of their portfolio HONG KONG, K3 97,07497.1k $566.9k $566.9k 0.10% Added +97.0k +97,036
73 SANDERS MORRIS HARRIS LLC 0.09% of their portfolio Houston, TX 94,00094.0k $549.0k $549.0k 0.09% New
74 Harbour Capital Advisors, LLC 0.10% of their portfolio TYSONS CORNER, VA 93,32093.3k $546.9k $546.9k 0.10% New
75 Oak Thistle LLC 0.05% of their portfolio NEW YORK, NY 90,55690.6k $528.8k $528.8k 0.05% New
76 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio BOSTON, MA 90,22290.2k $526.9k $526.9k 0.00% New
77 Advisory Services Network, LLC 0.01% of their portfolio ATLANTA, GA 84,82584.8k $495.4k $495.4k 0.01% Added +15.9k +15,870
78 Bridgewater Associates, LP 0.00% of their portfolio Westport, CT 83,92783.9k $490.1k $490.1k 0.00% Reduced -367.0k -367,009
79 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 83,80583.8k $489.4k $489.4k 0.00% Reduced -375.0k -374,995
80 Centiva Capital, LP 0.02% of their portfolio New York, NY 80,00080.0k $467.2k $467.2k 0.02% Added +25.0k +25,000
81 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 79,36279.4k $463.5k $463.5k 0.00% Added +32.2k +32,167
82 Nuveen, LLC 0.00% of their portfolio CHARLOTTE, NC 75,95776.0k $443.6k $443.6k 0.00% Reduced -1.3m -1,307,479
83 ANTIPODES PARTNERS Ltd 0.01% of their portfolio ROYAL EXCHANGE, C3 75,87475.9k $443.1k $443.1k 0.01% Added +17.7k +17,714
84 Ascentis Wealth Management, LLC 0.09% of their portfolio DALLAS, TX 73,96774.0k $432.0k $432.0k 0.09% Added +55.1k +55,150
85 HSBC HOLDINGS PLC 0.00% of their portfolio LONDON, X0 71,58971.6k $412.4k $412.4k 0.00% Reduced -189.9k -189,885
86 LMR Partners LLP 0.00% of their portfolio LONDON, X0 65,00065.0k $379.6k $379.6k 0.00% Reduced -1.2m -1,224,411
87 Permanent Capital Management, LP 0.05% of their portfolio CHICAGO, IL 60,00060.0k $307.8k $307.8k 0.05% New
88 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 59,15959.2k $345.5k $345.5k 0.00% Reduced -1.3m -1,299,656
89 Walleye Trading LLC 0.01% of their portfolio NEW YORK, NY 56,34656.3k $329.1k $329.1k 0.01% New
90 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 53,86653.9k $315.0k $315.0k 0.00% Added +26.3k +26,341
91 Thrivent Financial for Lutherans 0.00% of their portfolio Minneapolis, MN 53,71453.7k $314.0k $314.0k 0.00% New
92 Moors & Cabot, Inc. 0.01% of their portfolio BOSTON, MA 51,00051.0k $297.8k $297.8k 0.01% New
93 NOMURA ASSET MANAGEMENT CO LTD 0.00% of their portfolio TOKYO, M0 45,10045.1k $263.4k $263.4k 0.00% New
94 Asset Management One Co., Ltd. 0.00% of their portfolio TOKYO, M0 41,65441.7k $243.3k $243.3k 0.00% New
95 TCP Asset Management, LLC 0.03% of their portfolio Upper Arlington, OH 41,03641.0k $239.7k $239.7k 0.03% New
96 Evercore Wealth Management, LLC 0.00% of their portfolio New York, NY 40,00040.0k $233.6k $233.6k 0.00% Added +25.0k +25,000
97 Tidal Investments LLC 0.00% of their portfolio Milwaukee, WI 38,62838.6k $225.6k $225.6k 0.00% New
98 Concorde Asset Management, LLC 0.11% of their portfolio ANN ARBOR, MI 38,61038.6k $225.5k $225.5k 0.11% Added +23.5k +23,460
99 FourThought Financial Partners, LLC 0.02% of their portfolio VENICE, FL 38,23438.2k $223.3k $223.3k 0.02% New
100 Gruss & Co., LLC 0.51% of their portfolio WEST PALM BEACH, FL 37,50037.5k $219.0k $219.0k 0.51% Added +27.5k +27,500