24-Hour Movers (2026-08-26)

ANF +36% in a single session. The quarter really was a record — but what lifted the margin was not the clothes it sold: it was a one-off tariff refund, and the full-year guidance the company raised on the back of it. Comparable sales for the quarter were flat.

MechanismThe 8-K went into the SEC before the bell (Item 2.02, results of operations), and the earnings release attached to it tells a different story from the headline: net sales set a record while comparable sales were flat, and Hollister's comps were negative. The reason the quarter's operating margin came in far above the company's own prior outlook is the IEEPA tariff refunds it collected — one-off money. What actually got repriced is the paragraph after that: on the strength of it the company raised its full-year operating margin, earnings per share and buyback plans together. So the market did not buy a quarter of selling more clothes; it bought the full-year earnings curve redrawn once that refund landed. Per-share earnings, margins, the guidance ranges — every one of those figures sits in the exhibit to the filing, one click from this card, so we repeat none of them here. The news broke premarket and the first bar at 13:30 UTC was already a gap, so the lag cannot be measured.

Event time

2026-08-26 · premarket

Lag

priced at the bell — not measurable

Biohaven licensed its Kv7 ion-channel platform and lead candidate opakalim worldwide to SK Biopharmaceuticals. The release went out premarket at 06:01 UTC and premarket got as far as 7%; the real repricing did not start until two hours after the bell, and the 24-hour move closed at +18%.

MechanismThe agreement hands over a whole pipeline: opakalim is an investigational selective Kv7 potassium-channel activator for focal epilepsy, and after the licence the partner carries development and commercialisation while Biohaven takes an upfront payment, milestones and tiered royalties on U.S. sales. For a cash-burning biotech that kind of deal does not change any single clinical readout — it changes how long the company can keep walking on its own. What gets repriced is the balance sheet, not the efficacy. The timing is the interesting part: the news was public before the open, the premarket write-up still had the move at 7%, and the start of the run we measured came two hours after the bell, finishing the 24-hour window at +18%. No SEC filing that lines up on both timing and scope reached this card today, so the attribution rests on press coverage alone. We label it secondary rather than dress a press release up as a filing.

Event time

2026-08-26 12:28

Timestamp precision

To the minute

Lag

3.0 h

BZ filed Form 6-K with the SEC. BZ gapped at the bell and rose 15.7% over 24 hours on 15.3× baseline volume — the news broke pre-market, so the lag cannot be measured.

Event time

2026-08-25 · premarket

Lag

priced at the bell — not measurable

Investing.com report. 4.8 h later SYRE fell 12.8% on 3.2× baseline volume.

Event time

2026-08-26 11:40

Timestamp precision

To the minute

Lag

4.8 h

Dycom posted a record second quarter and raised its full-year fiscal 2027 outlook on the same page — and the stock still gapped down, -12% over 24 hours. What sold off was not the quarter. It was the slice of wireless work pushed out, and the communications margin that thins along with it.

MechanismThe filing lays out the structure of the drop by itself: the 8-K carries Item 2.02, results of operations, and the release attached to it is headlined on a record second quarter and a raised full-year outlook. But two more sentences sit in the same document — the communications segment pushed part of its wireless program revenue into the next fiscal year, and full-year adjusted EBITDA margin for that segment is now expected to slip slightly against the prior year. Revenue in absolute terms is still climbing; the profit each dollar of revenue carries is thinning. That second sentence is what got repriced: for a contractor whose story is built on getting bigger, record revenue stops being good news the moment margin turns the other way. The revenue ranges, the EBITDA ranges, the per-share figures are all in that exhibit, one click from this card, so we repeat none of them here. The news broke premarket and the first bar at 13:30 UTC was already a gap, so the lag cannot be measured.

Event time

2026-08-26 · premarket

Lag

priced at the bell — not measurable

SMTC filed Form 8-K with the SEC (Item 2.02 results of operations / Item 7.01 Regulation FD disclosure). SMTC gapped at the bell and rose 10.4% over 24 hours on 12.8× baseline volume — the news broke pre-market, so the lag cannot be measured.

Event time

2026-08-25 · premarket

Lag

priced at the bell — not measurable