TOP TIERMARKET NEWSWIRE
Movers explained · September 13, 2026

Why Is VICOR CORP (VICR) Stock Up Today?

By the Top Tier Newswire AI Desk · September 11, 2026 at 12:04 PM ET · reviewed against 2 wire stories

VICOR CORP (VICR) is up +11.15% in the latest session. Our newswire has captured 2 stories on VICR across 2 sources in the last 36 hours, with AI sentiment reading bullish (avg 62/100).

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Vicor Corp (NASDAQ: VICR) surged 13.32% to $201.77 in early trading on September 11, 2026, driven by the announcement that the company is acquiring two sites in New Hampshire for new chip fabrication facilities. The move reflects a strategic expansion to boost capacity for its power modules, which are critical to the AI and industrial sectors. The stock opened at $181.00 and climbed steadily, reaching an intraday high of $202.18 before settling near $200.50 in late trading.

What Happened

Vicor announced it is purchasing a 334,000 square foot building on 66 acres in Merrimack, New Hampshire, and 54 acres in Hooksett, New Hampshire. These sites will support the construction of two new fabrication facilities for its ChiP (Chip Power) technology, which is used in high-performance computing and AI applications. The company also filed an 8-K on September 10, 2026, disclosing amendments to its bylaws to clarify director removal procedures. Separately, Vicor updated its revenue guidance during a conference call, expecting Q3 revenue to rise nearly 10% year-over-year and full-year revenue to exceed $600 million.

What The Data Shows

The stock opened with a 1.7% gap up from the prior close of $178.05 and traded at a volume of 0.2 million shares, which is 0.3 times the 3-month average. Over the past eight sessions, the stock has gained 10.7%, rising from $178.82 to $197.98. The 52-week range is $47.56 to $382.65, and the stock printed one fresh 52-week low and 34 fresh 52-week highs on September 11. Insider transactions over the last 90 days include 30 sells totaling $105.6 million, with no buys reported.

What To Watch

Vicor’s Q3 earnings report and any further updates on the construction of the new facilities will be key to monitor. The company’s recent guidance and capital expansion suggest continued momentum in its AI-focused growth strategy.

AI-assisted analysis composed exclusively from headlines and data on the Top Tier newswire. Public view is delayed 4 hours from real time. Not financial advice.

VICR by the numbers

Last: $197.91Session: +11.15%7 sessions: +10.71%Coverage: 2 stories / 2 sourcesAI sentiment: 62/100 (bullish)Mkt cap: $8.5BP/E: 57.252w: $47.56 to $382.65
VICR · Sep 11 session (5-min) · +11.21% vs prior close · updated 8:58 PM ET
$177$189$202prev close $178.05$198.017:05 AM9:32 AM12:00 PM2:27 PM4:55 PM7:05 AM · $181.008:05 AM · $181.188:25 AM · $182.008:30 AM · $180.009:20 AM · $178.059:25 AM · $180.019:30 AM · $181.829:35 AM · $186.009:40 AM · $187.349:45 AM · $187.669:50 AM · $185.539:55 AM · $186.5110:00 AM · $186.0910:05 AM · $184.9410:10 AM · $186.1110:15 AM · $187.0510:20 AM · $188.3210:25 AM · $188.6910:30 AM · $188.2710:35 AM · $188.0910:40 AM · $188.0810:45 AM · $189.4310:50 AM · $188.9410:55 AM · $189.5811:00 AM · $192.4311:05 AM · $192.5111:10 AM · $193.2611:15 AM · $194.1911:20 AM · $198.8811:25 AM · $199.1311:30 AM · $197.3711:35 AM · $199.0111:40 AM · $196.5711:45 AM · $199.1011:50 AM · $198.1311:55 AM · $200.1112:00 PM · $200.5012:05 PM · $198.9412:10 PM · $198.6612:15 PM · $198.5912:20 PM · $198.6612:25 PM · $197.9312:30 PM · $198.0012:35 PM · $197.2112:40 PM · $198.0512:45 PM · $197.6512:50 PM · $197.3812:55 PM · $197.351:00 PM · $197.911:05 PM · $198.191:10 PM · $197.781:15 PM · $198.631:20 PM · $199.421:25 PM · $198.881:30 PM · $198.791:35 PM · $198.331:40 PM · $197.421:45 PM · $197.641:50 PM · $197.851:55 PM · $198.262:00 PM · $198.542:05 PM · $197.682:10 PM · $198.102:15 PM · $198.712:20 PM · $197.952:25 PM · $198.002:30 PM · $197.782:35 PM · $197.482:40 PM · $197.752:45 PM · $197.532:50 PM · $197.472:55 PM · $198.123:00 PM · $198.063:05 PM · $197.803:10 PM · $197.083:15 PM · $197.663:20 PM · $197.443:25 PM · $197.553:30 PM · $198.133:35 PM · $198.003:40 PM · $197.983:45 PM · $197.823:50 PM · $197.943:55 PM · $197.604:00 PM · $197.914:05 PM · $198.554:15 PM · $198.004:30 PM · $199.104:40 PM · $199.224:50 PM · $199.774:55 PM · $198.01
AI sentiment, last 36h · averaged over 2 stories · 62/100 bullish
AI sentiment 62/100 (bullish)0 · bearish50bullish · 100

The headlines behind the move

1d agoGlobeNewswireBULLISH 62M&A

Vicor acquires sites for additional ChiP fabs

ANDOVER, Mass., Sept. 11, 2026 (GLOBE NEWSWIRE) -- Vicor (NASDAQ: VICR) is purchasing a 334,000 square foot building on 66 acres of industrial land in Merrimack, New Hampshire and, separately, 54 acres in Hooksett, New Hampshire. The two sites...

1d agoStockTitanBULLISH 62M&A

Vicor acquires sites for additional ChiP fabs

ANDOVER, Mass., Sept. 11, 2026 (GLOBE NEWSWIRE) -- Vicor (NASDAQ: VICR) is purchasing a 334,000 square foot building on 66 acres of industrial land in Merrimack, New Hampshire and, separately, 54 acres in Hooksett, New Hampshire. The two sites...

Frequently asked questions

Why is VICR stock up today?

VICOR CORP (VICR) is up +11.15% in the latest session. Our newswire has captured 2 stories on VICR across 2 sources in the last 36 hours, with AI sentiment reading bullish (avg 62/100). The most recent driver: "Vicor acquires sites for additional ChiP fabs" (GlobeNewswire).

Is VICR a buy right now?

Top Tier Newswire does not give financial advice. Our AI sentiment across the last 36 hours of VICR coverage reads 62/100 over 2 stories; treat it as a research signal and do your own diligence.

How fast does this page update?

The data sections refresh continuously as the newswire lands coverage; the written analysis is published once per trading day. Pro subscribers additionally get real-time push alerts, watchlists, and the full live terminal.

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More on VICR: full news and sentiment history. Sentiment scores are AI-derived research signals, not financial advice.

Earlier VICR move explainers: 2026-09-11 · 2026-08-21 · 2026-08-20 · 2026-08-19 · 2026-08-18 · 2026-08-17