Vicor Corporation (VICR) shares climbed roughly 58.7% over the last 30 days, from about $188.55 to $299.29. The rally was driven by two consecutive upward revisions to third-quarter sequential revenue growth guidance, tied to high-margin licensing royalties.

MTEK is the common equity of Maris-Tech Ltd., while MTEKW is a warrant — a derivative that gives holders the right to buy shares at a fixed exercise price before a stated expiration date. Maris-Tech reported revenue of approximately $2.08 million for the first half of 2026, a 194% increase from the same period in 2025, reflecting its shift toward defense and AI-based edge computing.

Vicor Corporation (VICR) shares climbed about 53.95% over the last 30 days, rising from a closing price of $187.68 on August 31, 2026 to $288.94 on September 30, 2026. The rally was driven primarily by non-exclusive licensing of its Vertical Power Delivery (VPD) technology and two consecutive upward revisions to third-quarter revenue guidance.

JBL is trading down about -7.13%, falling from a prior close of $318.84 to roughly $296.12 during Wednesday's regular session. The slide extended premarket losses of around -4% after the company reported fiscal Q4 results, despite beating estimates.

REFR is down roughly -14% intraday, trading near $0.56 after closing at $0.6513 on Friday, September 18. The decline is occurring during regular market hours on Monday, September 21, as the stock pulls back from Friday's surge.

Fabrinet (FN) shares closed at $380.92 on September 17, 2026, down roughly 21% from $482.59 one month earlier. The slide came despite record fiscal fourth-quarter results, as investors focused on heavy capital spending that pushed free cash flow into negative territory.

GLW fell -10.85% to about $148.35 during the regular session, versus a prior close of $166.40. The drop began premarket, gapping down roughly -7% to -8%, then extended after the open.

Fabrinet (FN) shares declined roughly 22% over the 30 days through early September 2026, falling from about $522 to near $407. The selloff accelerated after the stock touched an intraday high near $603 in mid-August before reversing sharply lower.

MEI is down -11.66% in the regular session, trading near $15.99 versus the prior close of $18.10. The move follows fiscal Q1 2027 (Q2 CY2026) results that topped revenue ($265.4M vs $238.3M expected, +10.4% YoY) but missed on adjusted EPS (-$0.22 vs -$0.20) and EBITDA.

Vicor Corporation (VICR) fell roughly 19.8% over the last 30 days, from $226.48 on August 4, 2026 to $181.59 on September 2, 2026. The decline extends a broader three-month pullback, with shares down roughly 45% since early June after peaking at a 52-week high of $382.65 on June 30, 2026.

LPTH fell -8.73% during regular trading, sliding from a prior close of $11.23 to roughly $10.25. The decline extends a sharp multi-day selloff, with shares already down about -15% over the prior week.

LPTH fell -16.9% (-$2.33) to $11.46 during the regular session on Aug 28, down from a prior close of $13.79. The decline occurred intraday, not premarket or after-hours, on a volatile, high-beta optics/defense name.

TTM Technologies shares closed at $110.54 on August 21, 2026, down roughly 24% over the prior 30 days from $144.70 on July 22, 2026. The decline occurred despite record second-quarter results, including revenue of $1.0 billion (up 37% year over year) and non-GAAP earnings of $0.99 per share, with raised full-year guidance.

OSIS is down -8.90% to about $198.68 during Friday's regular session, after closing at $218.09 on Thursday. The slide follows fiscal Q4 results reported after Thursday's close: revenue of $484.1M missed consensus of ~$529.7M, while EPS of $3.78 was roughly in line.

VICR fell -12.26% during regular trading, sliding to roughly $212.69 from a prior close of $242.41. The drop came despite strong Q2 results (EPS $1.04 vs. $0.65 estimate; revenue +49.3% YoY), signaling a "sell the news" profit-taking move.

Fabrinet (FN) is trading down -14.28% at $513.11 during the regular session, versus Monday's close of $598.58. The move follows fiscal Q4 results released after Monday's close; shares fell ~7% after-hours and extended losses in premarket trading.

TTMI shares declined approximately 6.3% over the past 30 days, closing at $137.21 on August 7, 2026, compared with $146.44 on July 10, 2026. The company posted record Q2 2026 revenue of $1.0 billion, up 37% year-over-year, with non-GAAP EPS of $0.99 surpassing analyst estimates.

Flex Ltd. (NASDAQ: FLEX) closed at $117.45 on August 3, 2026, leaving a roughly 28% climb needed to reclaim the $150 level following a sharp pullback from its all-time high near $162. The planned spin-off of Flex's Cloud and Power Infrastructure business into a separate publicly traded entity remains the single most powerful catalyst, targeting the booming AI data center market with projected revenue growth exceeding 65% in fiscal 2027.

Corning (GLW) fell roughly 32% over the past 30 days, extending a brutal July in which the stock posted its worst monthly performance in 24 years with a decline of approximately 46%. The sell-off was triggered by third-quarter guidance that came in slightly below elevated Wall Street consensus estimates, despite second-quarter results beating on both revenue and earnings per share.

Record quarterly sales of $8.76 billion, up 55% year-over-year and well above the consensus estimate of approximately $8.26 billion. Adjusted diluted earnings per share (EPS) of $1.35, easily surpassing the FactSet consensus of $1.18 and the Zacks Consensus Estimate of $1.19.