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  4. [144] Klaviyo, Inc. SEC Filing

Insider sells multiple KVYO blocks under 10b5-1 plans

Andrew Bialecki reported multiple sales of common stock executed under pre-arranged 10b5-1 plans and brokered transactions.

Accepted by SEC EDGAR
Filing Impact
(Neutral)
Filing Sentiment

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Form Type
144

Rhea-AI Filing Summary

Andrew Bialecki reported multiple sales of common stock executed under pre-arranged 10b5-1 plans and brokered transactions. The excerpt lists repeated 10b5-1 sales (for example, 05/19/2026 of 200,000 shares for $2,976,080 and 05/12/2026 of 200,000 shares for $2,921,680), and numerous other daily dispositions at varying amounts. Transactions are shown as brokered through Morgan Stanley Smith Barney LLC and include entries labeled "Previously Exercised Stock Options" and cash settlement dates.

Insights

Routine, pre-arranged sales by an insider under 10b5-1 plans; largely liquidity-driven.

The excerpt documents systematic sales executed under 10b5-1 plans and brokered transactions by an individual associated with the company. Specific sale tranches (many of 200,000 shares) appear repeatedly on listed dates with explicit dollar proceeds attached.

Cash-flow treatment shows proceeds received from sales; timing and plan mechanics are indicated by repeated 10b5-1 labels. Subsequent filings may provide remaining holdings or plan termination details.

200,000-share tranches 200,000 shares examples on <date>05/19/2026</date> and <date>05/12/2026</date>
Proceeds from 05/19/2026 tranche $2,976,080 <date>05/19/2026</date> sale of 200,000 shares
Proceeds from 05/12/2026 tranche $2,921,680 <date>05/12/2026</date> sale of 200,000 shares
Smaller daily disposals 23,800 shares repeated daily entries showing 23,800-share sales
Proceeds from 03/10/2026 large tranche $4,127,605.07 <date>03/10/2026</date> reported sale of 206,827 shares
One-off disposals 71,400 shares entries on <date>03/30/2026</date> and <date>03/13/2026</date>
10b5-1 Sales regulatory
"10b5-1 Sales for ANDREW BIALECKI 125 Summer Street"
10b5-1 sales are pre-arranged stock-trading plans that let company insiders automatically buy or sell shares according to a fixed schedule or formula, even if they later learn confidential information. Think of it as setting up an automatic thermostat for trades: it creates a clear, documented path that can protect insiders from insider-trading accusations and gives investors a signal about predictable insider activity—though it can also simply be a way for insiders to diversify or raise cash.
Previously Exercised Stock Options financial
"Common | 05/14/2025 | Previously Exercised Stock Options"
Morgan Stanley Smith Barney LLC market
"Common | Morgan Stanley Smith Barney LLC Executive Financial Services"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions does the KVYO excerpt show?
It shows repeated insider sales under 10b5-1 plans. Examples include 200,000 shares sold on 05/19/2026 for $2,976,080 and 200,000 shares on 05/12/2026 for $2,921,680, plus multiple smaller daily dispositions.

Who executed the reported sales in the KVYO filing?
The sales were executed through Morgan Stanley Smith Barney LLC. The excerpt lists the broker and shows the sales tied to 10b5-1 instructions and entries labeled "Previously Exercised Stock Options."

How large were individual sale tranches reported here?
The excerpt repeatedly lists tranches of 200,000 shares on multiple dates with proceeds around $2.9M per tranche; other entries show 23,800, 71,400, and 47600 share disposals with corresponding proceeds.

Do these entries indicate how cash proceeds are treated?
The excerpt shows dollar proceeds for each sale (e.g., $2,976,080) and lists settlement method as Cash for some entries; it does not state uses of proceeds or remaining post-transaction holdings.

Are the sales described as pre-arranged or discretionary?
Many entries are explicitly labeled 10b5-1 Sales, indicating pre-arranged trading plans. Several other rows are labeled similarly or reference previously exercised stock options, which suggests mechanical plan-driven dispositions.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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144: Filer Information

144: Issuer Information

144: Securities Information



Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold


* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.



Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

144: Remarks and Signature

Source: View Original Filing on SEC EDGAR

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