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Quantumsphere Acquisition Corp

QUMSU
10.150USD
-0.100-0.98%
āļ›āļīāļ” 03/30, 16:00ETāļĢāļēāļ„āļēāļĨāđˆāļēāļŠāđ‰āļē 15 āļ™āļēāļ—āļĩ
100.90MāļĄāļđāļĨāļ„āđˆāļēāļ•āļĨāļēāļ”
--P/E TTM
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āļĢāļēāļĒāļĨāļ°āđ€āļ­āļĩāļĒāļ”āđ€āļžāļīāđˆāļĄāđ€āļ•āļīāļĄāļ‚āļ­āļ‡ Quantumsphere Acquisition Corp āļšāļĢāļīāļĐāļąāļ—

Quantumsphere Acquisition Corporation is a blank check company. The Company is formed for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, reorganization, or similar business combination with one or more businesses. The Company has not selected any specific Business Combination target, and the Company has not engaged in any substantive discussions, directly or indirectly, with any business combination target. The Company is not engaged in any business operations and has not generated any revenue.

āļ‚āđ‰āļ­āļĄāļđāļĨ Quantumsphere Acquisition Corp

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āļŠāļąāļāļĨāļąāļāļĐāļ“āđŒāļĒāđˆāļ­āļ‚āļ­āļ‡āļŦāļļāđ‰āļ™QUMSU
āļŠāļ·āđˆāļ­āļšāļĢāļīāļĐāļąāļ—Quantumsphere Acquisition Corp
āļ§āļąāļ™āļ—āļĩāđˆāđ€āļŠāļ™āļ­āļ‚āļēāļĒāļ„āļĢāļąāđ‰āļ‡āđāļĢāļAug 06, 2025
āļ‹āļĩāļ­āļĩāđ‚āļ­Zhang (Ping)
āļˆāļģāļ™āļ§āļ™āļžāļ™āļąāļāļ‡āļēāļ™- -
āļ›āļĢāļ°āđ€āļ āļ—āļāļēāļĢāļĢāļąāļāļĐāļēāļ„āļ§āļēāļĄāļ›āļĨāļ­āļ”āļ āļąāļĒUnit
āļŠāļīāđ‰āļ™āļ›āļĩāļ‡āļšāļ›āļĢāļ°āļĄāļēāļ“- -
āļ—āļĩāđˆāļ­āļĒāļđāđˆ1185 6th Avenue
āđ€āļĄāļ·āļ­āļ‡NEW YORK
āļ•āļĨāļēāļ”āļŦāļĨāļąāļāļ—āļĢāļąāļžāļĒāđŒNASDAQ OMX - NASDAQ BASIC
āļ›āļĢāļ°āđ€āļ—āļĻUnited States of America
āļĢāļŦāļąāļŠāđ„āļ›āļĢāļĐāļ“āļĩāļĒāđŒ10036
āđ‚āļ—āļĢāļĻāļąāļžāļ—āđŒ12126121400
āđ€āļ§āđ‡āļšāđ„āļ‹āļ•āđŒ
āļŠāļąāļāļĨāļąāļāļĐāļ“āđŒāļĒāđˆāļ­āļ‚āļ­āļ‡āļŦāļļāđ‰āļ™QUMSU
āļ§āļąāļ™āļ—āļĩāđˆāđ€āļŠāļ™āļ­āļ‚āļēāļĒāļ„āļĢāļąāđ‰āļ‡āđāļĢāļAug 06, 2025
āļ‹āļĩāļ­āļĩāđ‚āļ­Zhang (Ping)

āļœāļđāđ‰āļšāļĢāļīāļŦāļēāļĢāļšāļĢāļīāļĐāļąāļ—āļ‚āļ­āļ‡ Quantumsphere Acquisition Corp

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āļŠāļ·āđˆāļ­
āļŠāļ·āđˆāļ­/āļ•āļģāđāļŦāļ™āđˆāļ‡
āļ•āļģāđāļŦāļ™āđˆāļ‡
āļāļēāļĢāļ–āļ·āļ­āļŦāļļāđ‰āļ™
āđ€āļ›āļĨāļĩāđˆāļĒāļ™
Mr. Ping Zhang
Mr. Ping Zhang
Chairman of the Board, Chief Executive Officer, Chief Financial Officer and Director
Chairman of the Board, Chief Executive Officer, Chief Financial Officer and Director
--
--
Mr. Wei (Victor) Zhang
Mr. Wei (Victor) Zhang
Independent Director
Independent Director
--
--
Mr. Daniel M. Mccabe
Mr. Daniel M. Mccabe
Independent Director
Independent Director
--
--
Ms. Qi Gong
Ms. Qi Gong
Independent Director
Independent Director
--
--
āļŠāļ·āđˆāļ­
āļŠāļ·āđˆāļ­/āļ•āļģāđāļŦāļ™āđˆāļ‡
āļ•āļģāđāļŦāļ™āđˆāļ‡
āļāļēāļĢāļ–āļ·āļ­āļŦāļļāđ‰āļ™
āđ€āļ›āļĨāļĩāđˆāļĒāļ™
Mr. Ping Zhang
Mr. Ping Zhang
Chairman of the Board, Chief Executive Officer, Chief Financial Officer and Director
Chairman of the Board, Chief Executive Officer, Chief Financial Officer and Director
--
--
Mr. Wei (Victor) Zhang
Mr. Wei (Victor) Zhang
Independent Director
Independent Director
--
--
Mr. Daniel M. Mccabe
Mr. Daniel M. Mccabe
Independent Director
Independent Director
--
--
Ms. Qi Gong
Ms. Qi Gong
Independent Director
Independent Director
--
--

āļŠāļąāļ”āļŠāđˆāļ§āļ™āļ‚āļ­āļ‡āļĢāļēāļĒāđ„āļ”āđ‰

āļ‚āđ‰āļ­āļĄāļđāļĨāļ—āļĩāđˆāđ€āļāļĩāđˆāļĒāļ§āļ‚āđ‰āļ­āļ‡āļĒāļąāļ‡āđ„āļĄāđˆāđ„āļ”āđ‰āļĢāļąāļšāļāļēāļĢāđ€āļ›āļīāļ”āđ€āļœāļĒāļˆāļēāļāļ—āļēāļ‡āļšāļĢāļīāļĐāļąāļ—
āļ‚āđ‰āļ­āļĄāļđāļĨāļ—āļĩāđˆāđ€āļāļĩāđˆāļĒāļ§āļ‚āđ‰āļ­āļ‡āļĒāļąāļ‡āđ„āļĄāđˆāđ„āļ”āđ‰āļĢāļąāļšāļāļēāļĢāđ€āļ›āļīāļ”āđ€āļœāļĒāļˆāļēāļāļ—āļēāļ‡āļšāļĢāļīāļĐāļąāļ—
āļ•āļēāļĄāļ˜āļļāļĢāļāļīāļˆ
āļ•āļēāļĄāļ āļđāļĄāļīāļ āļēāļ„
āļ‚āđ‰āļ­āļĄāļđāļĨāļ—āļĩāđˆāđ€āļāļĩāđˆāļĒāļ§āļ‚āđ‰āļ­āļ‡āļĒāļąāļ‡āđ„āļĄāđˆāđ„āļ”āđ‰āļĢāļąāļšāļāļēāļĢāđ€āļ›āļīāļ”āđ€āļœāļĒāļˆāļēāļāļ—āļēāļ‡āļšāļĢāļīāļĐāļąāļ—

āļŠāļ–āļīāļ•āļīāļāļēāļĢāļ–āļ·āļ­āļŦāļļāđ‰āļ™

āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āļžāļĪāļŦāļąāļŠāļ—āļĩāđˆ 19 āļĄāļĩ.āļ„.
āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āļžāļĪāļŦāļąāļŠāļ—āļĩāđˆ 19 āļĄāļĩ.āļ„.
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļ›āļĢāļ°āđ€āļ āļ—āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļŠāļąāļ”āļŠāđˆāļ§āļ™
RiverNorth Capital Management LLC
3.72%
Polar Asset Management Partners Inc.
3.51%
Whiteowl Holdings LLC
2.00%
Gabelli Funds, LLC
1.10%
Westchester Capital Management, LLC
0.88%
āļ­āļ·āđˆāļ™ āđ†
88.79%
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļŠāļąāļ”āļŠāđˆāļ§āļ™
RiverNorth Capital Management LLC
3.72%
Polar Asset Management Partners Inc.
3.51%
Whiteowl Holdings LLC
2.00%
Gabelli Funds, LLC
1.10%
Westchester Capital Management, LLC
0.88%
āļ­āļ·āđˆāļ™ āđ†
88.79%
āļ›āļĢāļ°āđ€āļ āļ—āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļŠāļąāļ”āļŠāđˆāļ§āļ™
Investment Advisor/Hedge Fund
5.85%
Hedge Fund
3.51%
Corporation
2.00%
Investment Advisor
1.30%
Research Firm
0.09%
āļ­āļ·āđˆāļ™ āđ†
87.25%

āļāļēāļĢāļ–āļ·āļ­āļŦāļļāđ‰āļ™āļ‚āļ­āļ‡āļŠāļ–āļēāļšāļąāļ™

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āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āļžāļļāļ˜āļ—āļĩāđˆ 21 āļĄ.āļ„.
āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āļžāļļāļ˜āļ—āļĩāđˆ 21 āļĄ.āļ„.
āļŠāđˆāļ§āļ‡āđ€āļ§āļĨāļēāļāļēāļĢāļĢāļēāļĒāļ‡āļēāļ™
āļˆāļģāļ™āļ§āļ™āļŠāļ–āļēāļšāļąāļ™
āļŦāļļāđ‰āļ™āļ—āļĩāđˆāļ–āļ·āļ­āļ„āļĢāļ­āļ‡
āļŠāļąāļ”āļŠāđˆāļ§āļ™
āđ€āļ›āļĨāļĩāđˆāļĒāļ™
2026Q4
32
5.61M
0.54%
--
2025Q4
33
5.45M
47.74%
+5.10M
2025Q3
5
172.06K
1.51%
+110.00K

āļāļīāļˆāļāļĢāļĢāļĄāļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™

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āļŠāļ·āđˆāļ­
āļŦāļļāđ‰āļ™āļ—āļĩāđˆāļ–āļ·āļ­āļ„āļĢāļ­āļ‡
āļŠāļąāļ”āļŠāđˆāļ§āļ™
āđ€āļ›āļĨāļĩāđˆāļĒāļ™
āđ€āļ›āļĨāļĩāđˆāļĒāļ™%
āļ§āļąāļ™āļ—āļĩāđˆ
RiverNorth Capital Management LLC
425.00K
3.73%
+415.00K
+4150.00%
Sep 30, 2025
Polar Asset Management Partners Inc.
400.00K
3.51%
+400.00K
--
Sep 30, 2025
Whiteowl Holdings LLC
228.65K
2%
+228.65K
--
Aug 07, 2025
Clear Street Group Inc
218.06K
1.91%
+218.06K
--
Sep 30, 2025
āļ”āļđāđ€āļžāļīāđˆāļĄāđ€āļ•āļīāļĄ

ETF āļ—āļĩāđˆāđ€āļāļĩāđˆāļĒāļ§āļ‚āđ‰āļ­āļ‡

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āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āđ€āļŠāļēāļĢāđŒāļ—āļĩāđˆ 6 āļ˜.āļ„.
āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āđ€āļŠāļēāļĢāđŒāļ—āļĩāđˆ 6 āļ˜.āļ„.
āļŠāļ·āđˆāļ­
āļŠāļąāļ”āļŠāđˆāļ§āļ™
RiverNorth Enhanced Pre-Merger SPAC ETF
2.04%
CrossingBridge Pre-Merger SPAC ETF
0%
RiverNorth Enhanced Pre-Merger SPAC ETF
āļŠāļąāļ”āļŠāđˆāļ§āļ™2.04%
CrossingBridge Pre-Merger SPAC ETF
āļŠāļąāļ”āļŠāđˆāļ§āļ™0%

āđ€āļ‡āļīāļ™āļ›āļąāļ™āļœāļĨ

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āļĄāļĩāļāļēāļĢāļˆāđˆāļēāļĒāđ€āļ‡āļīāļ™āļ›āļąāļ™āļœāļĨāđ€āļ›āđ‡āļ™āļˆāļģāļ™āļ§āļ™āļĢāļ§āļĄ 0.00 USD āđƒāļ™āļŠāđˆāļ§āļ‡ 5 āļ›āļĩāļ—āļĩāđˆāļœāđˆāļēāļ™āļĄāļē
āļ§āļąāļ™āļ—āļĩāđˆ
āđ€āļ‡āļīāļ™āļ›āļąāļ™āļœāļĨ
āļ§āļąāļ™āļ—āļĩāđˆāļšāļąāļ™āļ—āļķāļ
āļ§āļąāļ™āļ—āļĩāđˆāļŠāļģāļĢāļ°āđ€āļ‡āļīāļ™
āļ§āļąāļ™āļ—āļĩāđˆāđ„āļĄāđˆāđ„āļ”āđ‰āļĢāļąāļšāļŠāļīāļ—āļ˜āļīāļ›āļąāļ™āļœāļĨ
āđ„āļĄāđˆāļĄāļĩāļ‚āđ‰āļ­āļĄāļđāļĨ

āļāļēāļĢāđāļšāđˆāļ‡āļŦāļļāđ‰āļ™

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āļ§āļąāļ™āļ—āļĩāđˆ
āļ§āļąāļ™āļ—āļĩāđˆāđ„āļĄāđˆāđ„āļ”āđ‰āļĢāļąāļšāļŠāļīāļ—āļ˜āļīāļ›āļąāļ™āļœāļĨ
āļ›āļĢāļ°āđ€āļ āļ—
āļ­āļąāļ•āļĢāļēāļŠāđˆāļ§āļ™
āđ„āļĄāđˆāļĄāļĩāļ‚āđ‰āļ­āļĄāļđāļĨ
āļ§āļąāļ™āļ—āļĩāđˆ
āļ§āļąāļ™āļ—āļĩāđˆāđ„āļĄāđˆāđ„āļ”āđ‰āļĢāļąāļšāļŠāļīāļ—āļ˜āļīāļ›āļąāļ™āļœāļĨ
āļ›āļĢāļ°āđ€āļ āļ—
āļ­āļąāļ•āļĢāļēāļŠāđˆāļ§āļ™
āđ„āļĄāđˆāļĄāļĩāļ‚āđ‰āļ­āļĄāļđāļĨ
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