KLAR - The Squeeze
The Market Missed
How the ASC T-Series predicted a structural shortage - from T−4 through T-0 - while market consensus prepared for a supply deluge that never came.
Executive Summary
The KLAR T-Series, spanning T−4 through T-0 (March 3–9, 2026), correctly anticipated the single outcome that the broader market failed to price: a structural shortage of borrowable shares on lockup expiry day, rather than the supply deluge that short sellers and most lending-market participants expected.
Market consensus held that the expiry of the IPO lockup on approximately 335 million KLAR shares would produce a flood of new supply - expanding the lending pool, normalizing borrow costs, and allowing profitable shorts to exit in an orderly fashion. The T-Series models, beginning with the first report on March 3, identified signals that this consensus was wrong and held that position through every subsequent report, escalating the operational posture from WARM (with override) at T−4 to MAXIMUM by T−2, and to offensive pricing by T-0.
The outcome confirmed the models' assessment. As of market close on March 9 and the IBKR availability update on March 10, zero shares were available to borrow and the Cost to Borrow had spiked to 68.62% - consistent with the Type A Acute supply squeeze the framework predicted. KLAR shares closed March 9 up 2.29%, at $14.06, the opposite of the price decline the deluge narrative implied.
This report documents the day-by-day analytical record, evaluates model performance against the realized outcome, and records the disposition of KLAR as a training case to be added to the RPT files.
Event Background
Klarna Group plc (NYSE: KLAR) completed its IPO on September 11, 2025, at $40 per share. By the time the IPO lockup expired on March 9, 2026, the stock had declined approximately 67% from the IPO price, trading in the low-to-mid $13s.
The event was characterized by three features the T-Series framework was designed to analyze:
Market Consensus vs. Model Assessment
The conventional expectation at a major IPO lockup expiry - particularly with a stock trading deeply below its IPO price - is a supply-led repricing. The T-Series framework designates this as Path 1. The T-Series models tracked a set of indicators pointing toward Path 2 (insiders hold, no supply materializes) from the first day of the series.
| Market Consensus (Path 1 - Deluge) | T-Series Assessment (Path 2 - Shortage) |
|---|---|
| 335M shares would enter the float on March 9 | Form 144 silence suggested insiders did not intend to sell |
| Lending pool would expand dramatically | Pool approaching MaxEver with capacity contraction |
| Borrow costs would normalize / decrease | Borrow costs would escalate - DO NOT REDUCE |
| Shorts could cover in orderly fashion | Shorts had no exit into a constrained float - buy-in risk |
| Post-lockup CTB rebates would increase (less negative) | CTB rebates would deepen further into special |
| Stock price would decline on selling pressure | Stock could hold or rise - no forced supply entering market |
Day-by-Day Analytical Record
The following documents each report in the T-Series, the operative score, and key statements relevant to the shortage/deluge assessment. All quotations are drawn verbatim from reports or cover emails distributed on the date indicated.
Day 2 of the T-Series. Despite the low formal score, the absence of Form 144 filings on EDGAR as of March 3 triggered a manual override. The report formally introduced the two-path conditional framework and flagged the CoreWeave precedent as the relevant analog.
Score escalated to 50/100 HOT - the first HOT classification in the series, driven by (1) Form 144 filings absent for a third consecutive day, triggering the lockup expiry scoring upgrade under methodology v2.1; and (2) the DaysToAbsorb metric breaching the ACTION threshold at −5.51, meaning the market was in deficit with four days remaining. The options market independently confirmed the lending signal.
Score escalated to 65/100. Path 2 was formally designated the base case. The aggregate outstanding reached 99.77% of MaxEver (31,313,244 of 31,385,766 units), with only 72,522 shares of remaining capacity. A 4.2× divergence emerged between options-implied scarcity and the FIS lending book rate - a structural dislocation confirming the setup.
Research confirmed that Klarna Group plc is a Foreign Private Issuer, and that SEC's extended Section 16(a)-style reporting requirements for FPI directors and officers do not take effect until March 18, 2026. The score was revised downward from 65 to 45/100, with posture designated WARM with contingencies pending Monday open signals. The three-path framework was introduced: Path 2A (insiders hold - squeeze) and Path 2B (insiders hold but institutional holders lend through long-and-lend).
The Klarna press release via BusinessWire disclosed the mechanics of the Computershare Letter of Transmittal (LoT) conversion process required for locked shareholders to sell or lend on the NYSE. The Addendum determined that a minimum of 259 million (confirmed: 261M) of the 335M locked shares were mechanically incapable of reaching the NYSE on Monday. Path 2B was structurally eliminated. The Retention Posture was suspended.
The T-0 report was issued Monday morning. The Klarna press release disclosure was incorporated as a structural - not inferential - constraint: 261 million shares confirmed off the table. The FPL program's existing loan book was identified as the primary available supply in the FIS-covered lending pool. Rate directive: MAXIMUM - Full Reservation | Offensive Pricing | Hourly Monitoring.
Outcome Validation
The following table compares the T-Series model prediction against the realized outcome as observed on March 9–10, 2026. The IBKR borrow data retrieved via ChartExchange on March 10, 2026 (12:11 PM EDT) showed 0 shares available with a CTB of 68.62% - a level consistent with the Type A Acute supply squeeze classification.
| Metric | Model Prediction | Actual Outcome |
|---|---|---|
| Supply availability at lockup | Severe shortage - insiders hold | 0 shares available (IBKR, Mar 10) ✓ |
| Post-lockup borrow fee | Escalating - price for squeeze | 68.62% CTB (ChartExchange, Mar 10) ✓ |
| KLAR share price on T-0 | Up or flat - no supply pressure | +2.29% ($14.06 close, Mar 9) ✓ |
| Form 144 filings | Absent through lockup | None filed in five-day window ✓ |
| Shares mechanically blocked | ~259M+ (T−1 Addendum) | 261M confirmed by press release ✓ |
| Institutional supply (T-0) | Not available before Mar 20 | Confirmed: LoT conversion required ✓ |
| Desk posture call | Maximum / Full Reservation | Confirmed correct as of T+1 data ✓ |
Model Performance Evaluation
6.1 What the Models Got Right
The T-Series correctly predicted the following from the earliest report (T−4, March 3):
- Form 144 silence as the primary discriminant between Path 1 and Path 2, sustained through all five trading days of the countdown window
- Capacity trajectory approaching MaxEver, reaching 99.77% by T−2 with only 72,522 shares of headroom - an accurate measure of the structural constraint
- The DO NOT REDUCE rate directive, maintained from T−4 through T-0 (with the T−1 WARM interlude explained below), which correctly preserved spread advantage into the event
- The MAXIMUM posture trigger, set at T−2 and confirmed at T-0, which correctly identified the moment at which full reservation became a necessity rather than a precaution
- Elimination of Path 1 (supply expansion) as a realistic outcome - a conclusion reached by T−2 and confirmed mechanically by the T−1 Addendum
- Suspension of Retention Posture for Monday March 9, correctly identifying that no competing institutional supply could structurally arrive before March 20
6.2 Where the Models Required Adjustment
The T−1 report at 11:00 AM on March 6 temporarily revised the score from 65/100 (HOT) to 45/100 (WARM): the discovery that KLAR is a Foreign Private Issuer and that Form 144 obligations for FPI officers and directors are materially less complete. This was not a model error - it was an appropriate response to new information that constrained the available inference.
However, the revision revealed a gap in the initial T-Series setup: the FPI status of the issuer should be confirmed as a baseline intake variable before Form 144 silence is used as a primary discriminant. For future T-Series runs on FPI issuers, the framework should flag this caveat at T−5 or T−4 rather than discovering it at T−1.
The T−1 Addendum on March 7 effectively resolved this by identifying a more powerful and mechanistically certain constraint: the Klarna press release disclosing that 261 million shares could not reach the NYSE on Monday. This moved the posture back to offensive pricing by mechanism, not inference.
6.3 Overall Assessment
Overall model accuracy on the key binary question - shortage or deluge? - was CORRECT throughout the series. The directional call was established at T−4 and never reversed. The operational posture was appropriate at every stage, and the final T-0 posture (MAXIMUM - Full Reservation, Offensive Pricing) was confirmed by the realized outcome.
Conclusions
The KLAR T-Series demonstrated that the ASC SLI conditional inference framework correctly identified, from the first day of the countdown window, the outcome that the market failed to price. The Form 144 silence, capacity trajectory, options market signal, and - ultimately - the issuer's own structural disclosure combined to produce a consistent and directionally accurate prediction across six reports spanning seven days.
The key lesson is that large IPO lockup expiries in securities with deep short interest and below-IPO-price trading should not be presumed to produce supply deluges. The behavioral question of insider intent - discriminated by regulatory filing signals, lending flow data, and options positioning - is analytically tractable within the T-Series framework, and the KLAR outcome confirms that the framework's discriminants are well-calibrated.
KLAR is added to the RPT training set with a 1.5× Type A Acute outcome weight, pending final T-0 EOD reconciliation. The FPI caveat flag and the Computershare LoT mechanical blocking pattern are added to the T-Series intake checklist for all future foreign private issuer lockup events.
This report is prepared for informational and training purposes only and does not constitute investment advice. All inferences are conditioned on the data sources identified herein. Securities lending involves risk. Past performance does not guarantee future results. Nothing in this report constitutes a recommendation to buy, sell, hold, or lend any security.
Issued: March 30, 2026 · Advanced Securities Consulting LLC