TOP TIERMARKET NEWSWIRE
Movers explained · 2026-08-10

Archived explainer. For the current picture see today's ABCL page.

Why Is ABCELLERA BIOLOGICS (ABCL) Stock Up Today?

By the Top Tier Newswire AI Desk · August 10, 2026 at 1:18 PM ET · reviewed against 12 wire stories

ABCELLERA BIOLOGICS (ABCL) is up +43.65% in the latest session. Our newswire has captured 12 stories on ABCL across 11 sources in the last 36 hours, with AI sentiment reading bullish (avg 70/100).

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ABCL stock surged 43.65% to $9.96 on Monday, driven by positive mid-stage clinical trial results for its menopause treatment ABCL635. The biotech company reported that the drug delivered a 50% greater reduction in hot flashes compared to a placebo after a single dose. The trial results, disclosed in an SEC 8-K filing, have sparked significant investor interest and pushed the company’s market cap to $2.0 billion.

What Happened

AbCellera Biologics Inc. announced that its antibody therapy ABCL635 achieved a statistically significant 50% placebo-adjusted reduction in the frequency of moderate-to-severe vasomotor symptoms, including hot flashes. The drug also showed an 83% mean reduction in hot flashes, with favorable tolerability and added sleep benefits. The Phase 2 trial met its primary endpoints, marking a potential breakthrough in non-hormonal menopause treatment. The stock opened with an 8.2% gap up and climbed further throughout the session, reaching an intraday high of $10.00 before closing at $9.96. The unusual options activity included a notable $170K put premium print, indicating some bearish positioning.

What The Data Shows

The stock has risen 57.5% over the last eight sessions, from $5.69 to $8.96, before today’s dramatic move. Intraday volume reached 30.8 million shares, or 4.5 times the 3-month average. The stock is currently trading above its 52-week high of $8.44. Recent insider activity includes a $95K buy by director John S. Montalbano on May 14, 2026. The company remains unprofitable with a TTM EPS of -0.55 and a net margin of -248.8%, but revenue has grown 101.3% TTM.

What To Watch

AbCellera has no scheduled earnings date in the near term. Investors should monitor the breadth of analyst coverage and potential follow-up data from the Phase 2 trial. The company’s ability to advance ABCL635 into later-stage trials will be a key factor in sustaining the current momentum.

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.

ABCL by the numbers

Last: $9.96Session: +43.65%7 sessions: +57.47%Coverage: 12 stories / 11 sourcesAI sentiment: 70/100 (bullish)Mkt cap: $2.0B52w: $2.75 to $8.44
ABCL · today's session (5-min) · +35.14% vs prior close · updated 3:17 PM ET
$6.75$8.46$10.17prev close $6.93$9.377:00 AM9:03 AM11:07 AM1:11 PM3:15 PM7:00 AM · $8.357:05 AM · $8.607:10 AM · $8.667:15 AM · $9.217:20 AM · $8.767:25 AM · $8.517:30 AM · $8.527:35 AM · $8.597:40 AM · $8.547:45 AM · $8.747:50 AM · $8.837:55 AM · $8.808:00 AM · $8.888:05 AM · $8.698:10 AM · $8.628:15 AM · $8.628:20 AM · $8.948:25 AM · $8.998:30 AM · $9.158:35 AM · $9.238:40 AM · $9.208:45 AM · $9.158:50 AM · $9.048:55 AM · $9.019:00 AM · $8.939:05 AM · $9.119:10 AM · $9.209:15 AM · $9.059:20 AM · $9.029:25 AM · $8.769:30 AM · $8.969:35 AM · $9.089:40 AM · $9.669:45 AM · $9.429:50 AM · $9.459:55 AM · $9.5110:00 AM · $9.5710:05 AM · $9.3610:10 AM · $9.3210:15 AM · $9.3810:20 AM · $9.4910:25 AM · $9.4610:30 AM · $9.2410:35 AM · $9.2910:40 AM · $9.3010:45 AM · $9.4110:50 AM · $9.3310:55 AM · $9.2511:00 AM · $9.1711:05 AM · $9.2211:10 AM · $9.2811:15 AM · $9.2411:20 AM · $9.1611:25 AM · $9.1611:30 AM · $9.1411:35 AM · $9.1911:40 AM · $9.2111:45 AM · $9.2311:50 AM · $9.3111:55 AM · $9.2912:00 PM · $9.2112:05 PM · $9.1212:10 PM · $9.1312:15 PM · $9.1112:20 PM · $9.1612:25 PM · $9.2112:30 PM · $9.2212:35 PM · $9.2612:40 PM · $9.2212:45 PM · $9.2412:50 PM · $9.2612:55 PM · $9.291:00 PM · $9.451:05 PM · $9.591:10 PM · $9.941:15 PM · $9.941:20 PM · $9.871:25 PM · $9.981:30 PM · $9.941:35 PM · $9.851:40 PM · $9.691:45 PM · $9.621:50 PM · $9.541:55 PM · $9.582:00 PM · $9.542:05 PM · $9.512:10 PM · $9.412:15 PM · $9.432:20 PM · $9.412:25 PM · $9.402:30 PM · $9.452:35 PM · $9.432:40 PM · $9.392:45 PM · $9.432:50 PM · $9.372:55 PM · $9.383:00 PM · $9.373:05 PM · $9.383:10 PM · $9.373:15 PM · $9.37
AI sentiment, last 36h · averaged over 12 stories · 70/100 bullish
AI sentiment 70/100 (bullish)0 · bearish50bullish · 100

The headlines behind the move

Story flow · 8 stories on the wire, last 36h · hover or tap a dot for the headline
36h ago24h ago12h agopublishMarketChameleon · sentiment 67 · ABCL635’s Phase 2 Results Show 83% Mean Reduction in Hot Flashes—A Potential Shift for Menopausal Symptom Relief August 10, 2026MarketChameleon · 67ABCL635’s Phase 2 Results Show 83% Mean Reduction in Hot Flashes—A Potential Shift for Me…Barron's · sentiment 67 · This Biotech’s Drug Could Treat Hot Flashes. The Stock Is Up 32% on Good News.Barron's · 67This Biotech’s Drug Could Treat Hot Flashes. The Stock Is Up 32% on Good News.Investing.com Markets · sentiment 78 · AbCellera stock surges 22% on positive trial resultsInvesting.com Markets · 78AbCellera stock surges 22% on positive trial resultsSEC 8-K · sentiment 50 · AbCellera Biologics Inc. (ABCL) files 8-KSEC 8-K · 50AbCellera Biologics Inc. (ABCL) files 8-KInvestorsHub · sentiment 73 · AbCellera shares surge 22% after ABCL635 delivers positive Phase 2 resultsInvestorsHub · 73AbCellera shares surge 22% after ABCL635 delivers positive Phase 2 resultsSeeking Alpha · sentiment 78 · AbCellera surges on positive mid-stage results for menopause drug ABCL635Seeking Alpha · 78AbCellera surges on positive mid-stage results for menopause drug ABCL635MarketChameleon · sentiment 73 · ABCL635 Delivers Statistically Significant Phase 2 Results—50% Greater Reduction in Hot Flashes Over Placebo August 10, 2026MarketChameleon · 73ABCL635 Delivers Statistically Significant Phase 2 Results—50% Greater Reduction in Hot F…Bloomberg · sentiment 78 · AbCellera (ABCL) Stock Jumps 41% After Hot Flash Drug Trial SuccessBloomberg · 78AbCellera (ABCL) Stock Jumps 41% After Hot Flash Drug Trial Success
6h agoBloombergBULLISH 78Product/PR

AbCellera (ABCL) Stock Jumps 41% After Hot Flash Drug Trial Success

Biotech company AbCellera Biologics Inc. jumped as much as 41%, giving it a market value of almost $3 billion, after it said a potential remedy for hot flashes was effective in a mid-stage trial.

7h agoMarketChameleonBULLISH 73Product/PR

ABCL635 Delivers Statistically Significant Phase 2 Results—50% Greater Reduction in Hot Flashes Over Placebo August 10, 2026

AbCellera’s ABCL635 achieves a notable 50% placebo-adjusted reduction in frequency of moderate-to-severe vasomotor symptoms (hot flashes) after a single dose, marking a landmark in non-hormonal menopause treatment with strong efficacy and tolerability from its Phase 2 clinical trial.

7h agoSeeking AlphaBULLISH 78Product/PR

AbCellera surges on positive mid-stage results for menopause drug ABCL635

AbCellera (ABCL) stock jumps 35% after positive Phase 2 ABCL635 menopause hot flash data, showing strong symptom reductions vs placebo—read the update.

9h agoInvestorsHubBULLISH 73Earnings

AbCellera shares surge 22% after ABCL635 delivers positive Phase 2 results

AbCellera (NASDAQ:ABCL) shares surge 22% after ABCL635 meets its Phase 2 endpoints, significantly reducing menopause-related hot flashes and symptom severity.

10h agoSEC 8-KNEUTRAL 50General

AbCellera Biologics Inc. (ABCL) files 8-K

Filed: 2026-08-10 AccNo: 0001703057-26-000053 Size: 3 MB Item 7.01: Regulation FD Disclosure Item 9.01: Financial Statements and Exhibits

10h agoInvesting.com MarketsBULLISH 78Product/PR

AbCellera stock surges 22% on positive trial results

AbCellera stock surges 22% on positive trial results

10h agoBarron'sBULLISH 67Product/PR

This Biotech’s Drug Could Treat Hot Flashes. The Stock Is Up 32% on Good News.

New data show a single dose of AbCellera’s menopause treatment, ABCL635, reduces how often patients with menopause experience hot flashes.

11h agoMarketChameleonBULLISH 67Product/PR

ABCL635’s Phase 2 Results Show 83% Mean Reduction in Hot Flashes—A Potential Shift for Menopausal Symptom Relief August 10, 2026

AbCellera’s antibody therapy ABCL635 delivered a 50% greater reduction in hot flash frequency than placebo in a Phase 2 trial, with added sleep benefits and favorable tolerability. We break down what this could mean for the 12 million US women with moderate-to-severe vasomotor symptoms.

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

Earlier ABCL move explainers: 2026-08-10 · 2026-07-20