A detailed history of Alta Park Capital, LP transactions in Magnite, Inc. stock. As of the latest transaction made, Alta Park Capital, LP holds 255,698 shares of MGNI stock, worth $3.62 Million. This represents 0.56% of its overall portfolio holdings.

Number of Shares
255,698
Previous 413,602 38.18%
Holding current value
$3.62 Million
Previous $9.98 Million 44.18%
% of portfolio
0.56%
Previous 1.21%

Shares

7 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 14, 2025

SELL
$21.75 - $26.52 $3.43 Million - $4.19 Million
-157,904 Reduced 38.18%
255,698 $5.57 Million
Q2 2025

Aug 14, 2025

BUY
$9.0 - $24.12 $3.72 Million - $9.98 Million
413,602 New
413,602 $9.98 Million
Q4 2021

Feb 14, 2022

SELL
$16.6 - $30.58 $8.54 Million - $15.7 Million
-514,228 Closed
0 $0
Q3 2021

Nov 15, 2021

BUY
$24.3 - $34.68 $12.5 Million - $17.8 Million
514,228 New
514,228 $14.4 Million
Q2 2021

Aug 16, 2021

SELL
$24.53 - $42.8 $10.5 Million - $18.4 Million
-428,891 Closed
0 $0
Q1 2021

May 17, 2021

SELL
$25.08 - $61.8 $29 Million - $71.6 Million
-1,157,942 Reduced 72.97%
428,891 $17.8 Million
Q4 2020

Feb 16, 2021

BUY
$7.23 - $32.5 $11.5 Million - $51.6 Million
1,586,833 New
1,586,833 $48.7 Million

Others Institutions Holding MGNI

About MAGNITE, INC.


  • Ticker MGNI
  • Exchange NASDAQ
  • Sector Communication Services
  • Industry Advertising Agencies
  • Shares Outstandng 132,937,000
  • Market Cap $1.88B
  • Description
  • Magnite, Inc. operates an independent sell-side advertising platform in the United States and internationally. The company's platform offers applications and services for sellers of digital advertising inventory or publishers that own and operate CTV channels, applications, websites, and other digital media properties, to manage and monetize the...
More about MGNI
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