Market Cap
$1.3B
QMCO
QUANTUM CORP /DE/
$34.50 ▲ +8.18%
Prev close $31.89Market cap$1.3B
ConsensusStrong Buy
12-mo target$26.50 (-23.2%)
▲ Bullish
Analyst conviction 9/10
Insider Selling Cluster (2 insiders)High Impact Filing (7/10)10 New Institutional Positions3 Institutional Exits Software & IT
Snapshot
The big-picture read on QMCO right now — valuation, ownership and activity at a glance.
Cap Size
Small Cap
Analyst Consensus
Strong Buy (88%)
Inst. Holders
47 funds
Inst. Value
$81.0M
Inst. Activity
10 buys / 3 sells
Insider Activity
$0.00 buy / $84.7K sell
Insider Net $
-$84.7K
SEC Reports
4
Price chart 30d +42.0%
Daily candles (open–high–low–close) with volume. Green = up day, red = down day.
No data for this timeframe.
Vol
Recent activity
The latest filings, insider trades, analyst actions, press and options flow — newest first.
Sep 29, 2026 short_volume
Aug 11, 2026 SEC Short Volume: QMCO — 58.2% short (0.5M / 0.9M)
Short: 528,289 | Exempt: 801 | TRF Vol: 908,323 | Short Ratio: 58.2% | Off-exchange volume (dark poo
Quantum reported Q1 FY2027 revenue of $80.8M (+26% YoY), above the $75M guidance midpoint, and delivered its first non-G
8-K — Impact 7/10
Aug 3, 2026 Insider
Jul 27, 2026 SEC Craythorne Anthony sold 1,478 shares
Chief Revenue Officer @ $10.73 ($15.9K)
Quantum Corp's S-1 registration statement (File No. 333-297438) became effective on July 24, 2026. This shelf registrati
EFFECT — Impact 6/10
Jul 2, 2026 Insider
Nash Laura A. sold 260 shares
Chief Accounting Officer @ $10.51 ($2.7K)
Jul 2, 2026 Insider
Meyrath Hugues sold 6,232 shares
President & CEO @ $10.51 ($65.5K)
Jun 30, 2026 Inst.
Alyeska Investment Group, L.P. — NEW
2,653,928 shares ($29.2M)
Jun 30, 2026 Inst.
Neuberger Berman Group LLC — NEW
1,163,315 shares ($12.8M)
Analyst ratings buy % +17.3%
How Wall Street rates the stock today, and the latest firm-by-firm actions.
88% rate it Buy or better · 8 analysts
Recent analyst actions
| Date | Firm | Action | Rating | Firm rating |
|---|---|---|---|---|
| Sep 14, 2026 | Lake Street | MAINTAIN | Buy | 45% |
| Aug 11, 2026 | Lake Street | MAINTAIN | Buy | 45% |
| Jun 26, 2026 | Northland Capital Markets | DOWNGRADE | Market Perform | 51% |
| Jun 3, 2026 | Lake Street | MAINTAIN | Buy | 45% |
Monthly consensus history
| Period | Str. Buy | Buy | Hold | Sell | Str. Sell | Buy % | Distribution |
|---|---|---|---|---|---|---|---|
| Sep 1, 2026 | 2 | 5 | 1 | 0 | 0 | 88% | |
| Aug 1, 2026 | 2 | 4 | 2 | 0 | 0 | 75% | |
| Jul 1, 2026 | 2 | 4 | 2 | 0 | 0 | 75% | |
| Jun 1, 2026 | 2 | 5 | 1 | 0 | 0 | 88% | |
| May 1, 2026 | 2 | 5 | 1 | 0 | 0 | 88% | |
| Apr 1, 2026 | 2 | 5 | 1 | 0 | 0 | 88% | |
| Mar 1, 2026 | 2 | 4 | 2 | 0 | 0 | 75% | |
| Feb 1, 2026 | 2 | 4 | 2 | 0 | 0 | 75% |
Price targets
Where 2 covering analysts think QMCO trades over the next 12 months.
$26.50 -23.2% upside Strong Sell
Current$34.50 Low$24.00 Median$26.50 High$29.00 2 analysts
$24.00$29.00
Analyst rating None as of Oct 3, 2026
Social media sentiment
Retail-investor mood aggregated across social media. 0° = very bearish, 100° = very bullish.
Recent posts
Reports & filings
AI-scored summaries of recent SEC filings and press releases, with sentiment and impact.
4 SEC filing reports analyzed · 3 bullish, 1 bearish, 0 mixed, 0 neutral · avg impact 6.8/10.
BULLISH8-K7/10
Quantum reported Q1 FY2027 revenue of $80.8M (+26% YoY), above the $75M guidance midpoint, and deliv
Aug 11, 2026
BEARISHEFFECT6/10
Quantum Corp's S-1 registration statement (File No. 333-297438) became effective on July 24, 2026. T
Jul 27, 2026
BULLISH8-K6/10
Quantum reported FQ4 2026 revenue of $78.0M, up 27% YoY and above guidance of $68M (+/- $2M). GAAP E
Jun 26, 2026
BULLISH8-K8/10
Quantum Corp executed a comprehensive balance sheet restructuring: a $100M PIPE equity issuance at $
Jun 2, 2026
Upcoming & catalyst events
Scheduled dates plus disclosed catalysts — earnings, dividends, enforcement, FDA and clinical-trial events. Colored dot = impact.
Sep 29, 2026
short_volume
Short Volume: QMCO — 58.2% short (0.5M / 0.9M)
Short: 528,289 | Exempt: 801 | TRF Vol: 908,323 | Short Ratio: 58.2% | Off-exchange volume (dark pool + OTC)
Sep 25, 2026
short_volume
Short Volume: QMCO — 55.2% short (1.0M / 1.8M)
Short: 991,636 | Exempt: 3,616 | TRF Vol: 1,797,047 | Short Ratio: 55.2% | Off-exchange volume (dark pool + OTC)
Aug 12, 2026
ftd
FTD: QMCO — 68,098 shares ($1.3M) failed to deliver
Settlement: 20260812, Price: $19.40, FTD Value: $1,321,101.2, QUANTUM CORP COM PAR $0.01
Aug 10, 2026
earnings_calendar
QMCO Q1 2027 Earnings Scheduled — 2026-08-10
Aug 5, 2026
ftd
FTD: QMCO — 208,332 shares ($2.4M) failed to deliver
Settlement: 20260805, Price: $11.45, FTD Value: $2,385,401.4, QUANTUM CORP COM PAR $0.01
Earnings estimates
Forecast earnings per share and revenue by period — and whether estimates are rising.
| Period | EPS Est. | Range | Growth | 30d Rev | Up/Dn | Revenue | # |
|---|---|---|---|---|---|---|---|
| Current Q | $0.13 | $0.12–$0.13 | 123.2% | +0.0% | — | $0.1B | 2 |
| Next Q | $0.12 | $0.11–$0.13 | 133.3% | +0.0% | — | $0.1B | 2 |
| Current FY | $0.47 | $0.43–$0.50 | 117.3% | +0.0% | — | $0.3B | 2 |
| Next FY | $0.84 | $0.70–$0.98 | 80.7% | +0.0% | 2↑ 0↓ | $0.4B | 2 |
Current-quarter EPS estimate — revision history
| When | EPS estimate | Change vs now |
|---|---|---|
| Current | $0.125 | — |
| 7d ago | $0.125 | — |
| 30d ago | $0.125 | — |
| 60d ago | $-0.110 | +0.235 |
| 90d ago | $-0.135 | +0.260 |
Institutional ownership
Which big funds own QMCO (from quarterly 13F filings) and who is adding or trimming.
47 institutional holders with $81.0M total value (7,390,040 shares) as of 2026-Q2. Top holders: NewEdge, Alyeska, Neuberger. Net buying activity: 10 institutions added/increased vs 3 reduced.
Top holders — 2026-Q2
| Fund | Shares | Value | % Tracked | Last move |
|---|---|---|---|---|
| NewEdge Advisors, LLC | 0 | $0.00 | 0.0% | — |
| Alyeska Investment Group, L.P. | 2,653,928 | $29.2M | 36.0% | NEW |
| Neuberger Berman Group LLC | 1,163,315 | $12.8M | 15.8% | NEW |
| MARSHALL WACE, LLP | 713,075 | $7.8M | 9.7% | DOUBLED +1800.1% |
| VANGUARD CAPITAL MANAGEMENT LLC | 605,541 | $6.7M | 8.2% | — |
| BlackRock, Inc. | 273,030 | $3.0M | 3.7% | ADD +25.5% |
| JANE STREET GROUP, LLC | 170,600 | $1.9M | 2.3% | — |
| BANK OF AMERICA CORP /DE/ | 170,130 | $1.9M | 2.3% | DOUBLED +730.5% |
| GEODE CAPITAL MANAGEMENT, LLC | 164,600 | $1.8M | 2.2% | ADD +97.5% |
| RENAISSANCE TECHNOLOGIES LLC | 154,516 | $1.7M | 2.1% | — |
Recent position changes
| Fund | Action | Prev | Current | Change | Value |
|---|---|---|---|---|---|
| Alyeska Investment Group, L.P. | NEW | — | 2,653,928 | — | $29.2M |
| Neuberger Berman Group LLC | NEW | — | 1,163,315 | — | $12.8M |
| MARSHALL WACE, LLP | DOUBLED | 37,528 | 713,075 | +1800.1% | $7.8M |
| BlackRock, Inc. | ADD | 217,532 | 273,030 | +25.5% | $3.0M |
| BANK OF AMERICA CORP /DE/ | DOUBLED | 20,485 | 170,130 | +730.5% | $1.9M |
| UBS Group AG | TRIM | 99,068 | 46,106 | -53.5% | $507.2K |
| WELLS FARGO & COMPANY/MN | DOUBLED | 4,125 | 11,300 | +173.9% | $124.3K |
| JPMORGAN CHASE & CO | DOUBLED | 8 | 3,680 | +45900.0% | $43.6K |
| BNP PARIBAS FINANCIAL MARKETS | DOUBLED | 261 | 1,187 | +354.8% | $13.1K |
| FEDERATED HERMES, INC. | ADD | 835 | 1,158 | +38.7% | $12.7K |
Insider activity
Buying and selling by company executives and directors (SEC Form 4).
6 insiders, 16 transactions. Net -$84.7K — $0.00 bought, $84.7K sold.
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 3, 2026 | Craythorne Anthony | Chief Revenue Officer | SELL | 1,478 | $10.73 | $15.9K |
| Jul 2, 2026 | Nash Laura A. | Chief Accounting Officer | SELL | 260 | $10.51 | $2.7K |
| Jul 2, 2026 | Meyrath Hugues | President & CEO | SELL | 6,232 | $10.51 | $65.5K |
| Jun 4, 2026 | Dialectic Technology SPV LLC | 10%+ Owner | CONVERT | 11,020,645 | $5.19 | $57.2M |
| Jun 4, 2026 | Dialectic Technology SPV LLC | 10%+ Owner | AWARD | 3,083,975 | $5.19 | $16.0M |
| Jun 4, 2026 | Dialectic Technology SPV LLC | 10%+ Owner | CONVERT | 57,241,228 | — | — |
| Jun 4, 2026 | FICHTHORN JOHN | Director | CONVERT | 11,020,645 | $5.19 | $57.2M |
| Jun 4, 2026 | FICHTHORN JOHN | Director | AWARD | 3,083,975 | $5.19 | $16.0M |
| Jun 4, 2026 | FICHTHORN JOHN | Director | CONVERT | 57,241,228 | — | — |
| Jun 1, 2026 | Dialectic Technology SPV LLC | 10%+ Owner | J | 105,911 | — | — |
Short interest & halts
FINRA semi-monthly short positions, Reg SHO threshold status, and recent trading halts for QMCO.
Shares short
2,045,010
Settlement Sep 15, 2026
Change vs prior
+12.0%
Semi-monthly cycle
Days to cover
2.2
At avg daily volume
Of shares outstanding
≈5.2%
Estimate — not % of float
All QMCO filing & press-release reports (4)
- 8-K reportAug 11, 2026
- EFFECT reportJul 27, 2026
- 8-K reportJun 26, 2026
- 8-K reportJun 2, 2026