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Aetherium Acquisition Corp

GMFIDelisted Aug 8, 2025
Industry
Blank Checks
SEC CIK
0001866547

Aetherium Acquisition Corp was delisted on Aug 8, 2025; its insiders filed their last Form 4 on May 17, 2024; 13 institutions reported holding it in 13F filings for Q1 2024, worth $18.3M in total; no superinvestor held it.

13F holders, Q1 2023

Institutional positions in Aetherium Acquisition Corp as of Mar 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
33
−6 vs. Q4 2022
Shares held
8.33M
−2.03M (−19.6%) vs. Q4 2022
Total value
$87.0M
−$18.5M (−17.6%) vs. Q4 2022
New holders
6
4 more added
Sold out
12
9 more reduced

Compare with Q4 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting GMFI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2023: 33 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 23 institutionsQ2 2022: 38 institutionsQ3 2022: 41 institutionsQ4 2022: 39 institutionsQ1 2023: 33 institutionsQ2 2023: 13 institutionsQ3 2023: 14 institutionsQ4 2023: 15 institutionsQ1 2024: 13 institutionsQ2 2024: 2 institutionsQ3 2024: 2 institutionsQ4 2024: 1 institutionQ1 2025: 1 institutionQ2 2025: 1 institutionQ3 2025: 0 institutionsQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ1 2023: $87.0M
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $67.6MQ2 2022: $89.2MQ3 2022: $99.3MQ4 2022: $105.5MQ1 2023: $87.0MQ2 2023: $30.1MQ3 2023: $29.8MQ4 2023: $27.6MQ1 2024: $18.3MQ2 2024: $2.74MQ3 2024: $2.61MQ4 2024: $1.23MQ1 2025: $1.29MQ2 2025: $1.29MQ3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding GMFI and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20250$0
Q3 20250$0
Q2 20251$1.29M
Q1 20251$1.29M
Q4 20241$1.23M
Q3 20242$2.61M
Q2 20242$2.74M
Q1 202413$18.3M
Q4 202315$27.6M
Q3 202314$29.8M
Q2 202313$30.1M
Q1 202333$87.0M
Q4 202239$105.5M
Q3 202241$99.3M
Q2 202238$89.2M
Q1 202223$67.6M
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q1 2023

Shares, value and share of portfolio for each institution holding Aetherium Acquisition Corp; share changes are against Q4 2022.

Institutions holding GMFI in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Periscope Capital Inc.815,169$8.48M0.39%+262,553+47.5%Added
Hudson Bay Capital Management LP780,000$8.10M0.09%00.0%Unchanged
Vivaldi Asset Management, LLC663,500$6.87M0.30%00.0%Unchanged
Tudor Investment Corp Et Al550,000$5.77M0.11%00.0%Unchanged
CNH Partners LLC517,598$5.39M0.17%+21,386+4.3%Added
Calamos Advisors LLC500,000$5.21M0.03%00.0%Unchanged
Wolverine Asset Management LLC448,302$4.70M0.08%−58,184−11.5%Reduced
683 Capital Management, LLC398,200$4.18M0.37%00.0%Unchanged
Centiva Capital, LP366,640$3.82M0.21%+346,459+1,716.8%Added
Kim, LLC350,000$3.65M0.25%+150,000+75.0%Added
Linden Advisors LP330,714$3.47M0.04%−23,178−6.5%Reduced
Shaolin Capital Management LLC300,000$3.15M0.09%−315,100−51.2%Reduced
D. E. Shaw & Co., Inc.255,357$2.68M0.00%00.0%Unchanged
Barclays PLC240,015$2.52M0.00%00.0%Unchanged
Fir Tree Capital Management LP240,380$2.50M0.20%+240,380New
Polar Asset Management Partners Inc.232,299$2.41M0.04%00.0%Unchanged
Meteora Capital, LLC215,151$2.26M0.27%+215,151New
UBS Oconnor LLC201,057$2.10M0.05%+201,057New
Cubist Systematic Strategies, LLC171,312$1.80M0.02%−115,001−40.2%Reduced
Westchester Capital Management, LLC150,000$1.55M0.05%+150,000New
Glazer Capital, LLC114,452$1.20M0.07%−18,560−14.0%Reduced
SkyView Investment Advisors, LLC113,334$1.19M0.28%00.0%Unchanged
Dark Forest Capital Management LP111,075$1.17M0.28%00.0%Unchanged
MMCAP International Inc. SPC85,000$893.4K0.18%00.0%Unchanged
Robinson Capital Management, LLC36,300$378.2K0.18%00.0%Unchanged
Elequin Capital LP28,800$302.1K0.21%−2,400−7.7%Reduced
Toroso Investments, LLC24,300$252.0K0.01%00.0%Unchanged
Millennium Management LLC22,800$236.0K0.00%−518,482−95.8%Reduced
Goldman Sachs Group Inc21,731$228.0K0.00%−36,255−62.5%Reduced
Graham Capital Wealth Management, LLC20,000$209.8K0.30%+20,000New
Landscape Capital Management, L.L.C.16,612$174.3K0.02%00.0%Unchanged
State Street Corp14,100$146.9K0.00%−2,000−12.4%Reduced
UBS Group AG299$3.14K0.00%+299New
Marshall Wace, LLP0$00.00%−467,225−100.0%Sold out
Starboard Value LPSuperinvestorStarboard Value0$00.00%−462,651−100.0%Sold out
Weiss Asset Management LP0$00.00%−373,500−100.0%Sold out
Context Capital Management, LLC0$00.00%−331,054−100.0%Sold out
Whitebox Advisors LLC0$00.00%−250,000−100.0%Sold out
Sea Otter Advisors LLC0$00.00%−219,474−100.0%Sold out
Oaktree Capital Management LPSuperinvestorOaktree Capital0$00.00%−200,000−100.0%Sold out
Magnetar Financial LLC0$00.00%−186,461−100.0%Sold out
Rpo LLC0$00.00%−40,951−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−19,403−100.0%Sold out
Deutsche Bank AG0$00.00%−203−100.0%Sold out
Tower Research Capital LLC (TRC)0$00.00%−36−100.0%Sold out