Latest Institutional Transactions on Magnite, Inc. (MGNI)
This table provides information on the latest institutional transactions involving Magnite, Inc. (MGNI) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 14, 2025
Q2 2025
|
Massar Capital Management, LP
Stamford, CT |
SELL
|
- |
-21.1K- 65.78% |
$190K - $510K
|
11K
$245K
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Oconnor LLC
Chicago, IL |
BUY
|
CALL |
325K+ 303.74% |
$2.93M - $7.84M
|
432K
$9.62M
|
|
|
Aug 14, 2025
Q2 2025
|
Prelude Capital Management, LLC
New York, NY |
BUY
|
- |
139K+ 925.18% |
$1.25M - $3.34M
|
154K
$3.42M
|
|
|
Aug 14, 2025
Q2 2025
|
State Of Wisconsin Investment Board
Madison, WI |
SELL
|
- |
-47.7K- 20.41% |
$429K - $1.15M
|
186K
$4.14M
|
|
|
Aug 14, 2025
Q2 2025
|
J. Goldman & CO LP
New York, NY |
BUY
|
- |
604KNew |
$5.43M - $14.6M
|
604K
$13.4M
|
|
|
Aug 14, 2025
Q2 2025
|
J. Goldman & CO LP
New York, NY |
BUY
|
CALL |
10KNew |
$90K - $241K
|
10K
$223K
|
|
|
Aug 14, 2025
Q2 2025
|
Driehaus Capital Management LLC
Chicago, IL |
BUY
|
- |
373K+ 15.47% |
$3.35M - $8.99M
|
2.78M
$61.9M
|
|
|
Aug 14, 2025
Q2 2025
|
Squarepoint Ops LLC
New York, NY |
SELL
|
PUT |
-23.3K- 1.29% |
$210K - $562K
|
1.78M
$39.7M
|
|
|
Aug 14, 2025
Q2 2025
|
Sei Investments CO
Oaks, PA |
BUY
|
- |
42.4K+ 106.51% |
$381K - $1.02M
|
82.1K
$1.83M
|
|
|
Aug 14, 2025
Q2 2025
|
Wellington Management Group LLP
Boston, MA |
SELL
|
- |
-455K- 7.71% |
$4.1M - $11M
|
5.45M
$121M
|
|
|
Aug 14, 2025
Q2 2025
|
Pitcairn CO
Jenkintown, PA |
BUY
|
- |
51.1K+ 137.54% |
$460K - $1.23M
|
88.2K
$1.96M
|
|
|
Aug 14, 2025
Q2 2025
|
Mml Investors Services, LLC
Springfield, MA |
SELL
|
- |
-9.38K- 43.61% |
$84.4K - $226K
|
12.1K
$270K
|
|
|
Aug 14, 2025
Q2 2025
|
Silvercrest Asset Management Group LLC
New York, NY |
SELL
|
- |
-4K- 0.49% |
$36K - $96.5K
|
804K
$17.9M
|
|
|
Aug 14, 2025
Q2 2025
|
State Street Corp
Boston, MA |
BUY
|
- |
151K+ 5.19% |
$1.35M - $3.63M
|
3.05M
$68M
|
|
|
Aug 14, 2025
Q2 2025
|
Frontier Capital Management CO LLC
|
BUY
|
- |
1.45M+ 419.39% |
$13M - $34.9M
|
1.79M
$39.9M
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Group Ag
|
BUY
|
- |
99.3K+ 6.08% |
$893K - $2.39M
|
1.73M
$38.6M
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Group Ag
|
BUY
|
PUT |
15KNew |
$135K - $362K
|
15K
$334K
|
|
|
Aug 14, 2025
Q2 2025
|
Ardsley Advisory Partners LP
Stamford, CT |
BUY
|
- |
214K+ 137.18% |
$1.93M - $5.16M
|
370K
$8.24M
|
|
|
Aug 14, 2025
Q2 2025
|
Smartleaf Asset Management LLC
Boston, MA |
BUY
|
- |
577+ 20.53% |
$5.19K - $13.9K
|
3.39K
$75.4K
|
|
|
Aug 14, 2025
Q2 2025
|
Weiss Asset Management LP
Boston, MA |
SELL
|
- |
-396K- 87.01% |
$3.56M - $9.55M
|
59.1K
$1.32M
|
|
|
Aug 14, 2025
Q2 2025
|
Nine Ten Capital Management LLC
Evanston, IL |
BUY
|
- |
124K+ 4.53% |
$1.11M - $2.98M
|
2.86M
$63.6M
|
|
|
Aug 14, 2025
Q2 2025
|
Wells Fargo & Company
San Francisco, CA |
BUY
|
- |
17.5K+ 18.6% |
$157K - $421K
|
111K
$2.48M
|
|
|
Aug 14, 2025
Q2 2025
|
Xponance, Inc.
|
BUY
|
- |
10.9KNew |
$98.3K - $263K
|
10.9K
$243K
|
|
|
Aug 14, 2025
Q2 2025
|
Stifel Financial Corp
St. Louis, MO |
BUY
|
- |
24.5K+ 45.13% |
$221K - $591K
|
78.8K
$1.75M
|
|
|
Aug 14, 2025
Q2 2025
|
Mairs & Power Inc
St Paul, MN |
BUY
|
- |
10KNew |
$90K - $241K
|
10K
$223K
|
|
|
Aug 14, 2025
Q2 2025
|
Penn Capital Management Company, LLC
Philadelphia, PA |
SELL
|
- |
-167K- 18.24% |
$1.5M - $4.02M
|
748K
$16.6M
|
|
|
Aug 14, 2025
Q2 2025
|
Voya Financial Advisors, Inc.
Windsor, CT |
BUY
|
- |
10.7KNew |
$96.2K - $258K
|
10.7K
$238K
|
|
|
Aug 14, 2025
Q2 2025
|
Alliancebernstein L.P.
New York, NY |
BUY
|
- |
300+ 0.22% |
$2.7K - $7.24K
|
137K
$3.05M
|
|
|
Aug 14, 2025
Q2 2025
|
Toroso Investments, LLC
Massapequa, NY |
SELL
|
- |
-36.1K- 27.93% |
$325K - $871K
|
93.2K
$2.07M
|
|
|
Aug 14, 2025
Q2 2025
|
Voya Investment Management LLC
Atlanta, GA |
BUY
|
- |
19.5K+ 9.28% |
$175K - $470K
|
230K
$5.11M
|
|
|
Aug 14, 2025
Q2 2025
|
Verition Fund Management LLC
Greenwich, CT |
SELL
|
- |
-311K- 34.28% |
$2.8M - $7.49M
|
595K
$13.3M
|
|
|
Aug 14, 2025
Q2 2025
|
Granahan Investment Management, LLC
Waltham, MA |
BUY
|
- |
993K+ 37.46% |
$8.94M - $23.9M
|
3.64M
$81.1M
|
|
|
Aug 14, 2025
Q2 2025
|
Alta Park Capital, LP
San Francisco, CA |
BUY
|
- |
414KNew |
$3.72M - $9.98M
|
414K
$9.21M
|
|
|
Aug 14, 2025
Q2 2025
|
Manatuck Hill Partners, LLC
Westport, CT |
BUY
|
- |
196K+ 174.24% |
$1.76M - $4.73M
|
308K
$6.87M
|
|
|
Aug 14, 2025
Q2 2025
|
Balyasny Asset Management LLC
Chicago, IL |
BUY
|
CALL |
16.9KNew |
$152K - $408K
|
16.9K
$376K
|
|
|
Aug 14, 2025
Q2 2025
|
Meros Investment Management, LP
Dallas, TX |
SELL
|
- |
-47.3K- 6.31% |
$426K - $1.14M
|
702K
$15.6M
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Securities, LLC
New York, NY |
SELL
|
- |
-12.6K- 51.04% |
$113K - $304K
|
12.1K
$269K
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Investments, LP
New York, NY |
BUY
|
- |
184K+ 344.1% |
$1.66M - $4.44M
|
238K
$5.29M
|
|
|
Aug 14, 2025
Q2 2025
|
Price T Rowe Associates Inc
Baltimore, MD |
BUY
|
- |
18.6K+ 18.74% |
$167K - $448K
|
118K
$2.62M
|
|
|
Aug 14, 2025
Q2 2025
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
SELL
|
- |
-5.6K- 7.65% |
$50.4K - $135K
|
67.7K
$1.51M
|
|
|
Aug 14, 2025
Q2 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
SELL
|
- |
-537K- 83.48% |
$4.83M - $12.9M
|
106K
$2.37M
|
|
|
Aug 14, 2025
Q2 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
- |
-37.3K- 9.27% |
$335K - $899K
|
365K
$8.11M
|
|
|
Aug 14, 2025
Q2 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
PUT |
-47.5K- 11.95% |
$428K - $1.15M
|
350K
$7.79M
|
|
|
Aug 14, 2025
Q2 2025
|
Balyasny Asset Management LLC
Chicago, IL |
BUY
|
- |
700KNew |
$6.3M - $16.9M
|
700K
$15.6M
|
|
|
Aug 13, 2025
Q2 2025
|
Dilation Capital Management LP
New York, NY |
BUY
|
- |
335KNew |
$3.01M - $8.07M
|
335K
$7.45M
|
|
|
Aug 13, 2025
Q2 2025
|
Victory Capital Management Inc
|
SELL
|
- |
-77.9K- 64.23% |
$701K - $1.88M
|
43.4K
$966K
|
|
|
Aug 13, 2025
Q2 2025
|
Roubaix Capital, LLC
|
BUY
|
- |
261KNew |
$2.35M - $6.29M
|
261K
$5.8M
|
|
|
Aug 13, 2025
Q2 2025
|
Jones Financial Companies Lllp
|
SELL
|
- |
-4.09K- 39.65% |
$36.8K - $98.7K
|
6.23K
$139K
|
|
|
Aug 13, 2025
Q2 2025
|
Cerity Partners LLC
New York, NY |
BUY
|
- |
1.59K+ 1.59% |
$14.3K - $38.4K
|
102K
$2.26M
|
|
|
Aug 13, 2025
Q2 2025
|
Exodus Point Capital Management, LP
New York, NY |
BUY
|
- |
35.7KNew |
$322K - $862K
|
35.7K
$795K
|