QUANTUM (QTM) SEC filings
QTM SEC filings moved a median of -2.21% by the close. QTM SEC filings — 10-K, 10-Q, 8-K and the rest — each read against the price at its own news timestamp. Back to the QTM overview →
112 measured QTM SEC filing events.
Where these QTM SEC filings landedvs 111 measured QTM SEC filing reactions
| Middle 50% of QTM SEC filing reactions | -6.50% to +1.66% |
|---|---|
| Median reaction (to close) | -2.21% |
| Measured reactions | 111 |
Point-in-time · zero look-ahead
Half of the 111 QTM SEC filing events with a measured close landed between -6.50% and +1.66%; 35% closed up.
| Date | Headline | Event | 5-min | To close |
|---|---|---|---|---|
| Form 8-K QUANTUM CORP /DE/ For: Oct 09 | SEC filing · Form 8-K | +0.68% | -6.11% | |
| Form 8-K QUANTUM CORP /DE/ For: Sep 28 | SEC filing · Form 8-K | +0.48% | +0.10% | |
| Form S-8 QUANTUM CORP /DE/ | SEC filing · Form S-8 | -0.90% | +6.02% | |
| Form 8-K QUANTUM CORP /DE/ For: Sep 15 | SEC filing · Form 8-K | +0.34% | +1.05% | |
| Form 8-K QUANTUM CORP /DE/ For: Sep 01 | SEC filing · Form 8-K | -0.17% | -5.28% | |
| Form 8-K QUANTUM CORP /DE/ For: Aug 11 | SEC filing · Form 8-K | -0.52% | +0.36% | |
| Form 10-Q QUANTUM CORP /DE/ For: Jun 30 | SEC filing · Form 10-Q | +8.20% | +33.06% | |
| Form ARS QUANTUM CORP /DE/ For: Mar 31 | SEC filing · Form ARS | -0.70% | -1.49% | |
| Form DEF 14A QUANTUM CORP /DE/ For: Sep 15 | SEC filing · Form DEF | -0.70% | -1.49% | |
| Form DEFA14A QUANTUM CORP /DE/ | SEC filing · Form DEFA14A | -0.70% | -1.49% | |
| Form EFFECT QUANTUM CORP /DE/ | SEC filing · Form EFFECT | -2.11% | -3.43% | |
| Form S-1 QUANTUM CORP /DE/ | SEC filing · Form S-1 | +0.72% | +4.14% | |
| Form 10-K QUANTUM CORP /DE/ For: Mar 31 | SEC filing · Form 10-K | -9.34% | +3.65% | |
| Form 8-K QUANTUM CORP /DE/ For: Jun 25 | SEC filing · Form 8-K | -9.34% | +3.65% | |
| Form NT 10-K QUANTUM CORP /DE/ For: Mar 31 | SEC filing · Form NT | +4.09% | -8.57% | |
| Quantum Corporation Files Form 12b-25 Notification of Late Filing | Press release | +4.09% | -8.57% | |
| Form 8-K QUANTUM CORP /DE/ For: Jun 04 | SEC filing · Form 8-K | -7.70% | -4.42% | |
| Form 8-K QUANTUM CORP /DE/ For: Jun 01 | SEC filing · Form 8-K | -1.13% | +1.01% | |
| Form SD QUANTUM CORP /DE/ | SEC filing · Form SD | +1.68% | +9.84% | |
| Form EFFECT QUANTUM CORP /DE/ | SEC filing · Form EFFECT | -0.77% | +4.05% | |
| Form S-1 QUANTUM CORP /DE/ | SEC filing · Form S-1 | +0.77% | +6.92% | |
| Form S-8 QUANTUM CORP /DE/ | SEC filing · Form S-8 | +0.77% | +6.92% | |
| Form 10-Q QUANTUM CORP /DE/ For: Dec 31 | SEC filing · Form 10-Q | -7.36% | -14.80% | |
| Form 8-K QUANTUM CORP /DE/ For: Feb 17 | SEC filing · Form 8-K | -7.36% | -14.80% | |
| Form 8-K QUANTUM CORP /DE/ For: Feb 02 | SEC filing · Form 8-K | -0.73% | +2.29% | |
| Form 8-K QUANTUM CORP /DE/ For: Jan 15 | SEC filing · Form 8-K | -3.16% | -1.86% | |
| Form 8-K QUANTUM CORP /DE/ For: Dec 16 | SEC filing · Form 8-K | +1.11% | +0.41% | |
| Form DEFA14A QUANTUM CORP /DE/ | SEC filing · Form DEFA14A | -0.73% | +7.13% | |
| Form EFFECT QUANTUM CORP /DE/ | SEC filing · Form EFFECT | -0.43% | -0.57% | |
| Form S-1 QUANTUM CORP /DE/ | SEC filing · Form S-1 | +3.41% | +0.68% | |
| Form ARS QUANTUM CORP /DE/ For: Mar 31 | SEC filing · Form ARS | -2.55% | -0.11% | |
| Form DEF 14A QUANTUM CORP /DE/ For: Dec 16 | SEC filing · Form DEF | -2.55% | -0.11% | |
| Form DEFA14A QUANTUM CORP /DE/ | SEC filing · Form DEFA14A | -2.55% | -0.11% | |
| Form 8-K QUANTUM CORP /DE/ For: Oct 28 | SEC filing · Form 8-K | +0.20% | +0.50% | |
| Form PRE 14A QUANTUM CORP /DE/ For: Oct 21 | SEC filing · Form PRE | -1.98% | -2.92% | |
| Form 8-K QUANTUM CORP /DE/ For: Oct 20 | SEC filing · Form 8-K | -2.43% | -3.79% | |
| Form 8-K QUANTUM CORP /DE/ For: Sep 30 | SEC filing · Form 8-K | -2.92% | +6.80% | |
| Form EFFECT QUANTUM CORP /DE/ | SEC filing · Form EFFECT | +0.31% | +11.01% | |
| Form POS AM QUANTUM CORP /DE/ | SEC filing · Form POS | -1.14% | +1.66% | |
| Form 10-Q/A QUANTUM CORP /DE/ For: Jun 30 | SEC filing · Form 10-Q | -1.27% | -9.41% | |
| Form 8-K QUANTUM CORP /DE/ For: Sep 23 | SEC filing · Form 8-K | -1.27% | -9.41% | |
| Form DEFA14A QUANTUM CORP /DE/ | SEC filing · Form DEFA14A | -1.27% | -9.41% | |
| Form 8-K QUANTUM CORP /DE/ For: Sep 12 | SEC filing · Form 8-K | +0.74% | +2.48% | |
| Form 10-Q QUANTUM CORP /DE/ For: Jun 30 | SEC filing · Form 10-Q | -0.14% | +2.08% | |
| Form 8-K QUANTUM CORP /DE/ For: Sep 10 | SEC filing · Form 8-K | +0.11% | -3.72% | |
| Form 8-K QUANTUM CORP /DE/ For: Aug 27 | SEC filing · Form 8-K | -1.06% | -1.72% | |
| Form 10-K QUANTUM CORP /DE/ For: Mar 31 | SEC filing · Form 10-K | +0.28% | +1.66% | |
| Form 8-K QUANTUM CORP /DE/ For: Aug 21 | SEC filing · Form 8-K | +0.28% | +1.66% | |
| Quantum Announces Filing of Fiscal Year 2025 Form 10-K, Delayed Filing of Form 10-Q for Quarter Ended June 30, 2025 and Nasdaq Notice Regarding Form 10-Q | Press release | +0.28% | +1.66% | |
| Form 8-K QUANTUM CORP /DE/ For: Aug 12 | SEC filing · Form 8-K | -2.62% | — | |
| Form NT 10-Q QUANTUM CORP /DE/ For: Jun 30 | SEC filing · Form NT | -1.07% | -0.27% | |
| Form 8-K QUANTUM CORP /DE/ For: Aug 08 | SEC filing · Form 8-K | -1.01% | -3.16% | |
| Form 8-K QUANTUM CORP /DE/ For: Jul 17 | SEC filing · Form 8-K | -0.88% | -2.63% | |
| Quantum Announces Receipt of Nasdaq Notice Regarding Delayed Form 10-K Filing | Press release | -0.88% | -2.63% | |
| Form 8-K QUANTUM CORP /DE/ For: Jul 01 | SEC filing · Form 8-K | -0.39% | -2.21% | |
| Form NT 10-K QUANTUM CORP /DE/ For: Mar 31 | SEC filing · Form NT | -0.08% | +3.22% | |
| Quantum Delays Form 10-K Filing for Fiscal Year Ended March 31, 2025 | Press release | -0.08% | +3.22% | |
| Form 8-K QUANTUM CORP /DE/ For: Jun 12 | SEC filing · Form 8-K | +0.29% | -15.45% | |
| Form 8-K QUANTUM CORP /DE/ For: Jun 02 | SEC filing · Form 8-K | -2.95% | -5.19% | |
| Form SD QUANTUM CORP /DE/ | SEC filing · Form SD | -5.95% | -11.41% | |
| Form 8-K QUANTUM CORP /DE/ For: May 06 | SEC filing · Form 8-K | -2.86% | -3.12% | |
| Form 8-K QUANTUM CORP /DE/ For: Apr 24 | SEC filing · Form 8-K | -2.27% | +0.00% | |
| Form EFFECT QUANTUM CORP /DE/ | SEC filing · Form EFFECT | +0.00% | -3.19% | |
| Form S-3 QUANTUM CORP /DE/ | SEC filing · Form S-3 | -1.45% | -1.60% | |
| Form 8-K QUANTUM CORP /DE/ For: Apr 16 | SEC filing · Form 8-K | +1.71% | -2.18% | |
| Form 8-K QUANTUM CORP /DE/ For: Mar 28 | SEC filing · Form 8-K | -2.71% | -5.26% | |
| Form DEF 14A QUANTUM CORP /DE/ For: Apr 24 | SEC filing · Form DEF | +0.13% | -6.48% | |
| Form 8-K QUANTUM CORP /DE/ For: Mar 19 | SEC filing · Form 8-K | +4.50% | +5.89% | |
| Form PRE 14A QUANTUM CORP /DE/ For: Mar 17 | SEC filing · Form PRE | -6.62% | +1.62% | |
| Form 10-Q QUANTUM CORP /DE/ For: Dec 31 | SEC filing · Form 10-Q | -4.29% | -6.22% | |
| Form 8-K QUANTUM CORP /DE/ For: Feb 12 | SEC filing · Form 8-K | -4.29% | -6.22% | |
| Form EFFECT QUANTUM CORP /DE/ | SEC filing · Form EFFECT | -0.98% | +33.89% | |
| Form S-1/A QUANTUM CORP /DE/ | SEC filing · Form S-1 | +0.90% | -6.94% | |
| Form 8-K QUANTUM CORP /DE/ For: Jan 25 | SEC filing · Form 8-K | -2.21% | -13.79% | |
| Form S-1 QUANTUM CORP /DE/ | SEC filing · Form S-1 | -2.21% | -13.79% | |
| Form 10-Q QUANTUM CORP /DE/ For: Sep 30 | SEC filing · Form 10-Q | -3.25% | -20.25% | |
| Form 8-K QUANTUM CORP /DE/ For: Nov 13 | SEC filing · Form 8-K | -3.25% | -20.25% | |
| Form 8-K QUANTUM CORP /DE/ For: Oct 04 | SEC filing · Form 8-K | +4.15% | +1.81% | |
| Form 8-K QUANTUM CORP /DE/ For: Sep 17 | SEC filing · Form 8-K | +0.00% | +1.86% | |
| Form S-8 QUANTUM CORP /DE/ | SEC filing · Form S-8 | +1.17% | +3.80% | |
| Form 10-Q QUANTUM CORP /DE/ For: Dec 31 | SEC filing · Form 10-Q | +5.78% | -1.18% | |
| Form 10-Q QUANTUM CORP /DE/ For: Sep 30 | SEC filing · Form 10-Q | +5.78% | -1.18% | |
| Form 8-K QUANTUM CORP /DE/ For: Aug 15 | SEC filing · Form 8-K | -2.42% | -16.87% | |
| Form 10-Q QUANTUM CORP /DE/ For: Jun 30 | SEC filing · Form 10-Q | -2.66% | -4.34% | |
| Form 8-K QUANTUM CORP /DE/ For: Aug 13 | SEC filing · Form 8-K | +0.26% | -6.19% | |
| Form 8-K QUANTUM CORP /DE/ For: Aug 13 | SEC filing · Form 8-K | +0.26% | -6.19% | |
| Form DEFA14A QUANTUM CORP /DE/ | SEC filing · Form DEFA14A | -2.50% | -7.26% | |
| Form 8-K QUANTUM CORP /DE/ For: Jul 11 | SEC filing · Form 8-K | +1.96% | -2.46% | |
| Form ARS QUANTUM CORP /DE/ For: Mar 31 | SEC filing · Form ARS | +3.21% | +1.95% | |
| Form DEF 14A QUANTUM CORP /DE/ For: Aug 15 | SEC filing · Form DEF | +3.21% | +1.95% | |
| Form DEFA14A QUANTUM CORP /DE/ | SEC filing · Form DEFA14A | +3.21% | +1.95% | |
| Form 10-K QUANTUM CORP /DE/ For: Mar 31 | SEC filing · Form 10-K | +3.84% | -3.56% | |
| Form 8-K QUANTUM CORP /DE/ For: Jun 12 | SEC filing · Form 8-K | -2.60% | -5.24% | |
| Form PRE 14A QUANTUM CORP /DE/ For: Aug 15 | SEC filing · Form PRE | -2.60% | -5.24% | |
| Form 8-K QUANTUM CORP /DE/ For: Jun 17 | SEC filing · Form 8-K | -2.22% | -13.89% | |
| Form 8-K QUANTUM CORP /DE/ For: Jun 06 | SEC filing · Form 8-K | -1.79% | +8.26% | |
| Form SD QUANTUM CORP /DE/ | SEC filing · Form SD | +0.00% | -4.17% | |
| Form 8-K QUANTUM CORP /DE/ For: May 22 | SEC filing · Form 8-K | -2.34% | -1.08% | |
| Form 8-K QUANTUM CORP /DE/ For: May 03 | SEC filing · Form 8-K | +0.00% | -4.23% | |
| Form 8-K QUANTUM CORP /DE/ For: Apr 08 | SEC filing · Form 8-K | +3.30% | -8.11% | |
| Form 8-K QUANTUM CORP /DE/ For: Mar 19 | SEC filing · Form 8-K | -0.03% | -9.32% | |
| Form 8-K QUANTUM CORP /DE/ For: Feb 14 | SEC filing · Form 8-K | -1.23% | -10.79% | |
| Form 8-K QUANTUM CORP /DE/ For: Feb 13 | SEC filing · Form 8-K | -12.50% | -31.93% | |
| Form NT 10-Q QUANTUM CORP /DE/ For: Dec 31 | SEC filing · Form NT | -12.50% | -31.93% | |
| Quantum Announces Delayed Form 10-Q Filing for Quarter Ending December 31, 2023 | Press release | -12.50% | -31.93% | |
| Quantum Announces Update on Plan to Regain Nasdaq Compliance and Delayed Form 10-Q Filing | Press release | +0.64% | +9.72% | |
| Form 8-K QUANTUM CORP /DE/ For: Nov 14 | SEC filing · Form 8-K | -1.59% | -7.08% | |
| Quantum Announces Notification from Nasdaq Related to Delayed Form 10-Q Filing | Press release | -1.59% | -7.08% | |
| Form 8-K QUANTUM CORP /DE/ For: Nov 09 | SEC filing · Form 8-K | +6.11% | -2.72% | |
| Form 8-K QUANTUM CORP /DE/ For: Nov 10 | SEC filing · Form 8-K | +3.50% | -6.52% | |
| Form NT 10-Q QUANTUM CORP /DE/ For: Sep 30 | SEC filing · Form NT | +3.50% | -6.52% | |
| Quantum Files Form 12b-25 Notification of Late filing | Press release | +3.50% | -6.52% |
Keep exploring
More QTM: earnings → · analyst actions → · QTM overview →
Other Technology names and their SEC filings
| Ticker | Events | Median 30-min | % positive |
|---|---|---|---|
| Arista Networks, Inc. (ANET) | 752 | -0.10% | 47% |
| IntriCon Corporation (IIN) | 751 | 0.00% | 45% |
| Perion Network Ltd - Ordinary Shares (PERI) | 750 | +0.16% | 56% |
| NANOMETRICS (NANO) | 739 | 0.00% | 49% |
Same sector, same measurement: percent move vs. the price at the news timestamp, read at 30 minutes. Sample sizes differ, so the medians are comparable but the confidence behind them is not. These are each name’s all-news baseline, not its SEC filings — that is what the link opens.