FloatVerifyThe FloatVerify blog
Float, dilution and SEC filings of small-caps — explained simply. Sourced and dated facts, not advice.
Float Turnover: How to Calculate Float Rotation on Small-Cap Stocks
Float turnover is calculated by dividing total volume traded over a period by the number of shares in the float. It shows how many times the float has changed hands—a key liquidity and trading activity signal for small-caps.
Reg SHO Threshold List: What It Is and Why It Matters
The Reg SHO threshold list is a daily published roster of securities with abnormally high fails-to-deliver. A stock makes the list when failures exceed 0.5% of shares outstanding or 10,000 shares for five consecutive trading days.
ATM Offering vs Private Placement: Two Ways to Raise Capital, Two Sets of Rules
An at-the-market offering sells shares gradually into the public market, triggered when the company wants. A private placement sells a block to qualified investors, negotiated off-market, often with a lock-up and a 10-20% discount.
PIPE: Private Placement Definition and Small-Cap Impact
A PIPE (Private Investment in Public Equity) is a capital-raising transaction in which an already-public company issues shares or convertible instruments to a select group of private investors, typically at a discount. These placements create immediate or deferred dilution and alter the real float.
How to Read a 424B5: The Small-Cap Offering Decoder
A 424B5 is a prospectus supplement filed with the SEC that details the precise terms of a securities offering: price per share, share count, warrants, and dilution conditions. Knowing how to read one lets you measure the real impact of an offering on a small-cap's float and capital structure.
Biggest Small-Cap Gaps 2026-10-06: Float and Dilution Sourced
On October 6, 2026, IPDN (Professional Diversity Network) posted the biggest small-cap gap of the session with +103% at the open and an intraday peak of +123%. Float measured at 12.83M, volume 28.6M — the float traded 2.2 times over.
Biggest Small-Cap Gaps October 2, 2026: Float and Dilution Sourced
On October 2, 2026, three small-caps posted major gaps: BCTXZ (+85%), AMOD (+198% at the open), and NIVF (+61%). Each move measured with sourced float and verified volume.
Biggest Small-Cap Gaps Sept 25, 2026: Float & Dilution Sourced
On September 25, 2026, five US small-caps posted intraday gaps from +29% to +132%. INLF (float 0.07M) led with +132% intraday on 18.7M shares traded, followed by APUS (+115%, float 1.51M) and MGLD (+104%, float 43.24M). These moves illustrate the mechanical impact of volume-to-float ratios, measured from SEC filings.
Biggest Small-Cap Gaps September 24, 2026: Float and Volume
On September 24, 2026, three US small-caps posted spectacular gaps: APUS +205% (float 1.51M), SRZN +89% (float 11.75M) and PFSA +71% (float 0.53M). These moves reflect extreme volume-to-float ratios, amplified by floats measured before the session.
Biggest Small-Cap Gaps September 23, 2026: Sourced Float & Dilution
On September 23, 2026, three small-caps posted major gaps: BENF +442%, IPDN +77%, and VTGN +54%. Each move happened on relatively thin float (12.83M to 41.03M shares), with volume running several multiples of available float.
Biggest Small-Cap Gaps September 22, 2026: Float and Dilution Sourced
On September 22, 2026, four small-caps posted dramatic gaps: GRML (+284% intraday, 158.85M float), DCOY (+181%, 0.66M float), QNME (+163%, 34.43M float), and OPENZ (+131%, 33.09M float). These moves show how available float and volume traded interact to drive the volatility characteristic of micro-caps.
Biggest Small-Cap Gaps September 21, 2026: Float and Dilution Sourced
On September 21, 2026, four small-caps posted gaps exceeding +69%: GRML (+308% intraday, float 158.85M), GLND (+195%, float 43.73M), BTTC (+168%, float 10.77M), and VEEE (+162%, float 0.57M). Each move reflects the interaction between unusual volume and a given float, measurable in SEC filings.
Biggest Small-Cap Gaps on 2026-09-18: Float and Dilution, Sourced
On September 18, 2026, four small-caps posted massive gaps: IMCC +388% intraday, GIPR +289%, TNMG +154%, and SSM +114%. All share an extremely tight float (1 to 9 million shares) and volumes far exceeding their float.
Biggest Small-Cap Gaps September 17, 2026: Float and Dilution Sourced
On September 17, 2026, seven small-caps recorded gaps of at least +50% and intraday peaks ranging from +161% to +581%. AEMD led with a +493% gap on a 0.71-million-share float; DTSS, DAIC, CTNT, SDST, KXIN, and TURB followed. Float, volume, and SSR mechanics detailed for each ticker, no established catalyst.
Biggest Small-Cap Gaps Sept. 16, 2026: Float and Dilution Sourced
On September 16, 2026, six US small-caps posted opening gaps above 59% and intraday gains exceeding 100%. RETO peaked at +1101%, DLXY at +972%, and MEDS at +628%, all three on floats below 17 million shares.
Biggest Small-Cap Gaps on 2026-09-15: Float and Dilution, Sourced
On 2026-09-15, VEEA gapped +217% intraday with a 55.12M float and 154M share volume, while MYSZ ran +96% on a 4.82M float. These moves illustrate the mechanics of low-float small-caps under massive volume pressure.
Biggest Small-Cap Gaps September 14, 2026: Sourced Float and Dilution Data
On September 14, 2026, three US small-caps recorded gaps exceeding 80%: SCNI (+100% intraday, 5.17M float), BMGL (+96%, 1.57M float), and NCT (+86%, 9.64M float). These moves show how a low float amplifies the impact of unusually high volume.
Biggest Small-Cap Gaps on 2026-09-11: Float & Dilution Sourced
On September 11, 2026, TNON (Tenon Medical) posted the biggest small-cap gap of the session with +54% at the open and a +141% intraday high, on a float of 0.50M shares and volume of 76.2M. This article presents measured facts and the liquidity mechanics that explain these swings.
Biggest Small-Cap Gaps on 2026-09-10: Float and Dilution Sourced
On September 10, 2026, four small-caps posted intraday gaps above 38%: TNON (+138% intraday high, 0.50M float), SNYR (+96%), IPDN (+70%) and VIOT (+38%). Each move reflects the interaction between tight float, heavy volume and supply/demand mechanics—with no specific catalyst established in public filings.
Biggest Small-Cap Gaps September 9, 2026: Sourced Float and Dilution
On September 9, 2026, three small-caps posted gaps above 40% and intraday gains ranging from 68% to 114%. YMAT (float 4.01M), AGRZ (float 21.67M), and OLB (float 24.02M) traded between 16 and 107 million shares, demonstrating how tight float amplifies volatility on heavy volume.
Biggest Small-Cap Gaps 2026-09-08: Float and Dilution, Sourced
On 2026-09-08, PDSB jumped +193% intraday (gap +122%, float 55.97M) and BNC +91% (gap +54%, float 41.17M). These moves show how a thin float amplifies volume's impact.
Biggest Small-Cap Gaps 2026-09-04: Float and Dilution Sourced
The September 4, 2026 session saw four small-caps post massive intraday gaps: IMRN +78% (8.07M float), TANH +70% (with a +4434% opening gap), WETO +34% (82.08M float), and YMT +26%. These moves illustrate the mechanical impact of heavy volume on a thin float.
Biggest Small-Cap Gaps September 3, 2026: Float & Dilution, Sourced
On September 3, 2026, six small-caps gapped up more than 45% at the open, with intraday gains ranging from +25% to +86%. The common thread: a thin float (0.30M to 30.49M shares) and concentrated volume that mechanically amplifies volatility.
Biggest Small-Cap Gaps September 2, 2026: Float and Dilution Sourced
On September 2, 2026, PPBT jumped 69% intraday (1.63M float, 38.9M volume), LHAI climbed 57% (16.53M float, 37M volume), and GPUS gained 25% (92.32M float, 74.3M volume). These moves illustrate how a small float amplifies volatility when volume runs hot.
Biggest Small-Cap Gaps on 2026-09-01: Float and Dilution Sourced
On September 1, 2026, six small-caps posted opening gaps above 40%. GoPro (GPRO) led with +122% intraday on a float of 184.5M shares, while bioAffinity (BIAF) jumped 83% on a float of 8.1M. These moves illustrate the classic mechanism: high volume against low float produces explosive volatility.
Biggest Small-Cap Gaps August 31, 2026: Float and Dilution Sourced
On August 31, 2026, six small-caps recorded gaps over +40%, with intraday swings ranging from +50% to +216%. Float, volume, and SSR data are measured and sourced.
Biggest small-cap gaps of 2026-08-28: sourced float and dilution
On August 28, 2026, three US small-caps posted intraday moves exceeding 80%: FNGR (+310%), QNRX (+103%), and PPCB (+81%). Each move occurred on a restricted float, with volumes well above the available float.
Biggest Small-Cap Gaps August 27, 2026: Sourced Float and Dilution
On August 27, 2026, four US small-caps recorded intraday price moves exceeding +79%: PPCB (+296% intraday, 2.28M float), VNRX (+210%, 13.65M float), CRE (+134%, 2.01M float), and MERC (+79%, 67.02M float). These moves illustrate the interplay between tight float, abnormal volume, and extreme volatility.
Biggest Small-Cap Gaps on August 26, 2026: Sourced Float and Dilution Data
On August 26, 2026, four small-caps with tight floats posted intraday moves of +77% to +224% and opening gaps ranging from +62% to +953%. Here's the factual data recap: float, volume, price, and mechanism.
Biggest Small-Cap Gaps August 25, 2026: Sourced Float & Dilution
The August 25, 2026 session recorded five intraday moves above +100% on small-caps with restricted float: WVVIP (+928%), DAIC (+817%), AIXI (+422%), OFAL (+130%), and SWVL (+129%). Each move reflects the interaction between low float (0.92M to 10.24M shares) and high volume (2.6M to 89M shares traded).
Biggest Small-Cap Gaps August 24, 2026: Float and Dilution Sourced
On August 24, 2026, six US small-caps gapped up more than +40% at the open, led by DAIC at +154% on a 1.21-million-share float. This recap presents measured figures—float, volume, price—without attributing cause or predicting direction.
Biggest Small-Cap Gaps August 21, 2026: Float and Dilution, Sourced
On August 21, 2026, three US small-caps posted intraday moves above +170%: RFAI (+687% intraday high), RFAIU (+444%), and HOWL (+171%). These swings trace back to low floats (8.34M to 48.60M shares) coupled with unusual volume—a mechanism documented in SEC filings.
Biggest Small-Cap Gaps on 2026-08-20: Float and Dilution Sourced
On August 20, 2026, seven small-cap stocks posted intraday moves exceeding 160%, led by MRNX (+352%), BTCT (+281%), and JZ (+214%). These moves occurred across floats ranging from 0.17 million to 399.24 million shares, with volume sufficient to trigger SSR (Short Sale Restriction) in most cases.
Biggest Small-Cap Gaps 2026-08-19: Float and Dilution Sourced
On August 19, 2026, six small-cap tickers gapped up over +79% at the open, with intraday extensions reaching +456%. These moves combined ultra-tight floats (0.17M to 7.60M shares for five tickers) with abnormal volume.
Biggest Small-Cap Gaps 2026-08-18: Float and Dilution Sourced
Seven small-caps gapped violently on 2026-08-18: PFSA peaked at +597% intraday on a 0.53M share float, XOS at +156% on 14.22M float, and SLE at +127% on 1.61M float. These moves illustrate the mechanical relationship between tight float, concentrated volume and extreme volatility.
Biggest Small-Cap Gaps August 17, 2026: Float & Dilution, Sourced
On August 17, 2026, five small-caps posted major intraday gains: IPST (+339%), IVF (+213%), TRUG (+105%), PFSA (+88%), and YYAI (+50%). These moves occurred on tiny floats (0.53 to 1.79 million shares), amplifying the impact of exceptional volume.
Biggest Small-Cap Gaps 2026-08-14: Float and Dilution Sourced
On August 14, 2026, eight US small-caps posted opening gaps above +48%. XHG led with a +534% opening gap on a 51.55M share float. These moves reflect the mechanical interaction between low float, concentrated volume, and recent dilution—all measurable in SEC filings.
Biggest Small-Cap Gaps August 13, 2026: Float and Dilution Sourced
On August 13, 2026, six US small-caps recorded intraday gaps exceeding 40%, led by XHG (+690% intraday, 51.55M float) and FGI (+321%, 1.93M float). Float—the number of shares available to the public—plays a mechanical role: the lower it is, the more a given volume can move the price.
What Is an ATM Offering? Definition and How to Read It in SEC Filings
An ATM offering (At-The-Market offering) is a mechanism that lets a public company sell newly issued shares directly into the open market, at prevailing market prices, gradually and with no fixed raise amount. Unlike a traditional fixed-price public offering, an ATM dilutes the share count a bit at a time, according to the company's cash needs.
Biggest Small-Cap Gaps 2026-08-12: Float and Dilution Sourced
The session of August 12, 2026 recorded eight intraday moves exceeding +40%, led by PLAG (+927%), OFAL (+398%), and BOXL (+233%). These extreme swings stem from the collision between ultra-low float (0.37M to 14.23M shares available) and massive volume, with no clear catalyst established for most names.
SSR (Short Sale Restriction): Handicap or Edge? It Depends on Your Strategy
SSR blocks market shorting: you can only sell short on an uptick. A handicap for an aggressive short, a confirmed weakness signal for reading momentum — the impact depends entirely on your strategy.
What Is Float in Stocks: Definition, Calculation, and Why Two Sources Disagree
The float is the number of shares actually tradable by the public. How to calculate it, where to read it in SEC filings, and why two sources sometimes disagree.