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  4. [144] PubMatic, Inc. SEC Filing

PubMatic (PUBM) insider Steve Pantelick plans $341K sale of common stock

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
144

Rhea-AI Filing Summary

PubMatic, Inc. insider Steve Pantelick filed a notice for a potential sale of 19,716 shares of common stock, with an indicated aggregate market value of $341,205.10, to be sold through Morgan Stanley Smith Barney LLC on or after August 13, 2026 on NASDAQ. The shares derive from prior restricted stock vesting under registered compensation plans and purchases through an employee stock purchase plan, and follow several common stock sales over the past three months.

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Shares proposed for sale 19,716 shares Common stock proposed for sale through broker on or after August 13, 2026
Aggregate market value of proposed sale $341,205.10 Indicated aggregate market value for 19,716 common shares
Recent sale on August 12, 2026 22,203 shares for $383,063.92 Common stock sold by Steve Pantelick during past three months
Recent sale on July 6, 2026 12,548 shares for $168,336.44 Common stock sold by Steve Pantelick during past three months
Recent sale on July 1, 2026 23,548 shares for $321,430.20 Common stock sold by Steve Pantelick during past three months
ESPP purchase May 28, 2021 2,500 shares Shares purchased through Employee Stock Purchase Plan from issuer
ESPP purchase May 31, 2022 1,250 shares Shares purchased through Employee Stock Purchase Plan from issuer
Form 144 regulatory
"144: Securities Sold During The Past 3 Months"
Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.
Restricted Stock Vesting Under a Registered Plan financial
"Common | 06/30/2021 | Restricted Stock Vesting Under a Registered Plan"
Employee Stock Purchase Plan financial
"Shares Purchased Through Employee Stock Purchase Plan"
An employee stock purchase plan is a company program that lets workers buy shares through small payroll deductions, often at a discount to the market price and after a set offering period. Think of it like a workplace savings plan that turns into ownership: it encourages employees to share in the company’s success and can create predictable buying or selling of stock that investors watch because it affects supply, demand and employee incentives.
aggregate market value financial
"Common | Morgan Stanley Smith Barney LLC ... 341205.10"
Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

FAQ

What does PubMatic (PUBM) insider Steve Pantelick’s Form 144 filing disclose?
The filing discloses a proposed sale of 19,716 shares of PubMatic common stock, with an indicated aggregate market value of $341,205.10, to be sold through Morgan Stanley Smith Barney LLC on or after August 13, 2026.

How many PubMatic (PUBM) shares is Steve Pantelick proposing to sell?
Steve Pantelick is proposing to sell 19,716 shares of PubMatic common stock. The filing lists these shares with an indicated aggregate market value of $341,205.10 and identifies NASDAQ as the trading market for the planned transactions.

When are the PubMatic (PUBM) shares in this Form 144 expected to be sold?
The shares are expected to be sold on or after August 13, 2026. The notice identifies NASDAQ as the market and Morgan Stanley Smith Barney LLC as the broker for the 19,716-share proposed sale of PubMatic common stock.

How did Steve Pantelick acquire the PubMatic (PUBM) shares covered by this Form 144?
The shares were acquired mainly through restricted stock vesting under a registered plan and through an employee stock purchase plan, with specific acquisition dates including 2021–2024 vesting events and ESPP purchases in May 2021 and May 2022.

What PubMatic (PUBM) stock sales has Steve Pantelick made in the last three months?
Recent reported sales include 22,203 shares for $383,063.92 on August 12, 2026, 12,548 shares for $168,336.44 on July 6, 2026, and 23,548 shares for $321,430.20 on July 1, 2026, all in PubMatic common stock.

Which broker is handling Steve Pantelick’s planned PubMatic (PUBM) share sale?
The broker listed is Morgan Stanley Smith Barney LLC Executive Financial Services, located at 1 New York Plaza, 8th Floor, New York, NY 10004, for the proposed sale of 19,716 PubMatic common shares on NASDAQ.

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