Why DSP rose 21.5% on Sep 18 2026: offering withdrawal
DSP+21.5%on Fri Sep 18 2026
Viant Technology Inc. Class A Common Stock was up 21.5% on the day at $12.17, ranked #6 on 19.3× its usual five-minute volume, when TapeRank recorded this spike at 15:22 ET during regular hours.
THE DAY ON THE LIST · 1 EVENT
- 15:22 ETMOVER · REGULAR
$12.17 · ▲ 21.5% ON THE DAY · 19.3× 5M RVOL · RANK #6
JUSTIFIEDCONFIDENCE5/5DSP is up 21.5% after the company and selling stockholder withdrew a planned 8.5 million-share secondary offering, with no shares sold. Removing an imminent supply overhang is a concrete positive catalyst, and the move is substantial but proportionate given the withdrawn deal represented roughly 40% of the 21.1 million-share float proxy.
WHYA 21.5% gain is large, but the cancellation of potential issuance or resale equal to about 40% of the float proxy provides commensurately material supply relief.ANALYZED 15:22 ET · <1 MIN AGO · OPENAI/GPT-5.6-LUNATHE ROW AND SESSION LEVELS AT 15:22 ET
LAST12.17DAY▲ 21.5%5 MIN▲ 0.83%5M RVOL19.3×5M $VOL$507KFLOAT*21.1MRANK#6SESSIONREGULARVWAP11.68HOD12.19LOD11.22OR HIGH—OR LOW—PREV CLOSE10.02PM HIGH—PM LOW—GAP▲ 15.07%* FLOAT IS SHARES OUTSTANDING; TRUE FREE FLOAT IS NOT AVAILABLE
— MEANS THE LEVEL DID NOT EXIST YET AT THAT INSTANT, NOT ZERO
THE SESSION
- 09:30 ETOpened at $11.53, +15.1% on the previous close of $10.02
- 09:43 ETRegular-session low, $11.22
- 15:38 ETRegular-session high, $12.41
- 15:59 ETLast trade of the regular session, $11.88, +18.5% on the previous close of $10.02
- Volume: 2.0M shares in regular hours, 309K before the open
DSP opened at $11.53 after closing at $10.02, dipped to $11.22 early, and later climbed to $12.41 before ending at $11.88. TapeRank read the move as justified, tying it to news that Viant Technology and a selling stockholder withdrew a planned 8.5 million-share secondary offering, meaning no shares were sold and the expected supply overhang was removed. TapeRank recorded DSP at $12.17 and rank #6 at 15:22 ET; with no halts, the stock gave back part of its late-session high but still finished 18.5% above the previous close.
WRITTEN THU OCT 15 2026 17:52 ET BY OPENAI/GPT-5.6-LUNA FROM THE FACTS ON THIS PAGE
FILINGS AND NEWS · 24H BEFORE THE MOVE
On the tape right now
WHERE THE LIST STOODWED NOV 4 2026 · 13:49 ETRECORDED LIVE · 742 QUALIFY
Open the full list