Quantumsphere Acquisition (QUMS) Stock Analysis & Price (Updated Oct 15, 2026, 4:00 PM ET)

Updated Oct 15, 2026, 4:00 PM ET

What changed since yesterday

Closed at $10.38, +0.00% vs the prior close of $10.38.
No new SEC filings since the prior session.
No new insider buys or sales reported since the prior session.

QUMS ends flat (+0.0%) to $10.38. Closed at $10.38, +0.00% vs the prior close of $10.38. Day range $10.38–$10.38, opened at $10.38.

Last close$10.38+0.00%

Day range10.38–10.38

Open10.38

Volume0

52-week range9.96–10.38

Avg volume (20d)32.33K

QUMS daily analysis — what happened

A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.

Oct 15, 2026 — QUMS ends flat (+0.0%) to $10.38

Closed at $10.38, +0.00% vs the prior close of $10.38. Day range $10.38–$10.38, opened at $10.38.
Price is +0.5% vs its 50-day average ($10.33) and +1.8% vs its 200-day average ($10.19).
52-week range $9.96–$10.38; today's close sits at 100% of that range, at a new 52-week high.

Oct 14, 2026 — QUMS ends flat (+0.0%) to $10.38

Closed at $10.38, +0.00% vs the prior close of $10.38. Day range $10.38–$10.38, opened at $10.38.
Volume was 52.30K shares, 1.7x its 50-day average of 31.47K.
Price is +0.5% vs its 50-day average ($10.33) and +1.9% vs its 200-day average ($10.19).
52-week range $9.95–$10.38; today's close sits at 100% of that range, at a new 52-week high.

Oct 13, 2026 — QUMS ends flat (+0.2%) to $10.38, a 52-week high

Closed at $10.38, +0.19% vs the prior close of $10.36. Day range $10.38–$10.38, opened at $10.38.
Volume was 200 shares, 0.0x its 50-day average of 31.47K — lighter than usual.
Price is +0.5% vs its 50-day average ($10.33) and +1.9% vs its 200-day average ($10.19).
52-week range $9.95–$10.38; today's close sits at 100% of that range, at a new 52-week high.
SEC filings that day: 8-K.

Oct 12, 2026 — QUMS ends flat (+0.1%) to $10.36

Closed at $10.36, +0.10% vs the prior close of $10.35. Day range $10.36–$10.36, opened at $10.36.
Volume was 15.40K shares, 0.5x its 50-day average of 31.16K — lighter than usual.
Price is +0.3% vs its 50-day average ($10.33) and +1.7% vs its 200-day average ($10.19).
52-week range $9.95–$10.36; today's close sits at 100% of that range, at a new 52-week high.

Oct 9, 2026 — QUMS ends flat (+0.0%) to $10.35, 6 down days in a row

Closed at $10.35, +0.00% vs the prior close of $10.35. Day range $10.35–$10.35, opened at $10.35.
Price is +0.2% vs its 50-day average ($10.33) and +1.6% vs its 200-day average ($10.19).
52-week range $9.94–$10.36; today's close sits at 98% of that range, 0.1% below the 52-week high.
That makes 6 straight losses.

Oct 8, 2026 — QUMS ends flat (+0.0%) to $10.35, 5 down days in a row

Closed at $10.35, +0.00% vs the prior close of $10.35. Day range $10.35–$10.35, opened at $10.35.
Price is +0.2% vs its 50-day average ($10.32) and +1.6% vs its 200-day average ($10.18).
52-week range $9.94–$10.36; today's close sits at 98% of that range, 0.1% below the 52-week high.
That makes 5 straight losses.

Oct 7, 2026 — QUMS ends flat (+0.0%) to $10.35, 4 down days in a row

Closed at $10.35, +0.00% vs the prior close of $10.35. Day range $10.35–$10.35, opened at $10.35.
Volume was 300 shares, 0.0x its 50-day average of 32.09K — lighter than usual.
Price is +0.3% vs its 50-day average ($10.32) and +1.6% vs its 200-day average ($10.18).
52-week range $9.94–$10.36; today's close sits at 98% of that range, 0.1% below the 52-week high.
That makes 4 straight losses.

Oct 6, 2026 — QUMS ends flat (+0.0%) to $10.35, 3 down days in a row

Closed at $10.35, +0.00% vs the prior close of $10.35. Day range $10.35–$10.35, opened at $10.35.
Volume was 200 shares, 0.0x its 50-day average of 32.09K — lighter than usual.
Price is +0.3% vs its 50-day average ($10.32) and +1.7% vs its 200-day average ($10.18).
52-week range $9.94–$10.36; today's close sits at 98% of that range, 0.1% below the 52-week high.
That makes 3 straight losses.

Oct 5, 2026 — QUMS ends flat (+0.0%) to $10.35 on 4.8x normal volume

Closed at $10.35, +0.00% vs the prior close of $10.35. Day range $10.35–$10.36, opened at $10.35.
Volume was 142.10K shares, 4.8x its 50-day average of 29.88K — unusually heavy trading.
Price is +0.3% vs its 50-day average ($10.32) and +1.7% vs its 200-day average ($10.18).
52-week range $9.93–$10.36; today's close sits at 98% of that range, 0.1% below the 52-week high.

Oct 2, 2026 — QUMS ends flat (-0.1%) to $10.35 on 6.7x normal volume

Closed at $10.35, -0.10% vs the prior close of $10.36. Day range $10.35–$10.35, opened at $10.35.
Volume was 175.50K shares, 6.7x its 50-day average of 26.37K — unusually heavy trading.
Price is +0.3% vs its 50-day average ($10.32) and +1.7% vs its 200-day average ($10.18).
52-week range $9.92–$10.36; today's close sits at 98% of that range, 0.1% below the 52-week high.

QUMS latest news & SEC filings

Every SEC filing by or about QUMS in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.

Oct 13, 2026 · Form 425 — 425 filing

425 filing

Source: SEC EDGAR filing 0001829126-26-011073

Oct 13, 2026 · Form 8-K — Major event / current report

Current report — a filing companies must make within 4 business days of a major event

Item 1.01 — Signed a material agreement.
Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).

Source: SEC EDGAR filing 0001829126-26-011072

Oct 6, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)

Update to a passive 5%+ stake (13G)

Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.

Source: SEC EDGAR filing 0001140361-26-038779

Sep 2, 2026 · Form 8-K — Major event / current report

Current report — a filing companies must make within 4 business days of a major event

Item 1.02 — Ended a material agreement.

Source: SEC EDGAR filing 0001829126-26-009623

Aug 14, 2026 · Form 10-Q — Quarterly report

Quarterly report (unaudited financial statements for the quarter)

Quarter ended Jun 30, 2026:

Net income: $574.01K (prior year -$15.55K) (swung to profit vs Jun 30, 2025)

Source: SEC EDGAR filing 0001829126-26-008874

Aug 6, 2026 · Form SCHEDULE 13G — Passive stake (13G)

Passive stake (13G) — an investor reported owning more than 5%

Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.

Source: SEC EDGAR filing 0001628280-26-054442

Jul 1, 2026 · Form 10-K/A — Annual report (amended)

Amended annual report

Key figures from this report aren't in the SEC's structured data yet (usually appears within a day or two).

Source: SEC EDGAR filing 0001829126-26-007147

Things to know before you trade QUMS

How much it moves: over the last 20 sessions the average daily move was 0.04% (largest 0.2%). That is a relatively calm stock.
Liquidity: about 32.33K shares (≈$335.59K) trade per day on average. Thin volume can mean wider bid/ask spreads.
52-week position: $10.38 vs a range of $9.96–$10.38 (100% of the range).
Dividends: no cash dividends in the last 2 years.
Splits: none in the last 2 years.
Insider trades (Form 4, last 12 months, recent 25 shown): 0 open-market buys, 0 sales.
Latest filings: 8-K Oct 13, 2026; 8-K Sep 2, 2026; 10-Q Aug 14, 2026.
Share count: 11.41M shares outstanding (Aug 14, 2026), +0.0% vs a year earlier.
Listing: Nasdaq · industry: Blank Checks.

QUMS market data (last 20 sessions)

Date	Open	High	Low	Close	Volume
Oct 15, 2026	10.38	10.38	10.38	10.38	0
Oct 14, 2026	10.38	10.38	10.38	10.38	52.30K
Oct 13, 2026	10.38	10.38	10.38	10.38	200
Oct 12, 2026	10.36	10.36	10.36	10.36	15.40K
Oct 9, 2026	10.35	10.35	10.35	10.35	0
Oct 8, 2026	10.35	10.35	10.35	10.35	0
Oct 7, 2026	10.35	10.35	10.35	10.35	300
Oct 6, 2026	10.35	10.35	10.35	10.35	200
Oct 5, 2026	10.35	10.36	10.35	10.35	142.10K
Oct 2, 2026	10.35	10.35	10.35	10.35	175.50K
Oct 1, 2026	10.36	10.36	10.36	10.36	200
Sep 30, 2026	10.35	10.35	10.35	10.35	73.00K
Sep 29, 2026	10.34	10.34	10.34	10.34	0
Sep 28, 2026	10.34	10.34	10.34	10.34	500
Sep 25, 2026	10.34	10.34	10.34	10.34	0
Sep 24, 2026	10.35	10.35	10.34	10.34	25.70K
Sep 23, 2026	10.34	10.34	10.34	10.34	73.50K
Sep 22, 2026	10.33	10.34	10.33	10.34	56.90K
Sep 21, 2026	10.33	10.33	10.32	10.33	25.60K
Sep 18, 2026	10.33	10.33	10.33	10.33	5.20K

About Quantumsphere Acquisition

Quantumsphere Acquisition (QUMS) is listed on the Nasdaq and classified by the SEC under “Blank Checks”. Its business address is in NEW YORK, NY. State of incorporation: Cayman Islands. Fiscal year ends March 31. SEC CIK 2070900.

QUMS board of directors & executives

From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).

Directors

Name	Role	Latest filing
No Form 3/4/5 filings by this group in the last 12 months.

Executive officers

Name	Title	Latest filing
No Form 3/4/5 filings by this group in the last 12 months.

Recent insider buys & sales

Date	Insider	Type	Shares	Price
No open-market insider buys or sales reported in the last 12 months.

QUMS financials (annual, from XBRL filings)

Fiscal year end	Revenue	Net income	Diluted EPS	Operating cash flow
No annual XBRL figures available (foreign filers often report on Form 20-F).

Latest balance sheet: total assets $85.73M, total liabilities $3.54M, cash $0 (as of Jun 30, 2026).

QUMS earnings / results-day log

Date	Filing	Close that day
No 8-K earnings releases in recent filings.

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More on QUMS

QUMS news & filings feed

Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 15, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.