Purchases and Sales Made in Q3 2025 in Medirom Healthcare Technologies Inc. (MRM)
This table provides information about the institutional ownership of Medirom Healthcare Technologies Inc. (MRM) during Q3 2025. The information is specifically focused on institutions that hold shares of Medirom Healthcare Technologies Inc..
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 13, 2025
Q3 2025
|
Jane Street Group, LLC
New York, NY |
BUY
|
- |
155KNew |
$185K - $456K
|
155K
$310K
|
|
|
Oct 02, 2025
Q3 2025
|
Gamma Investing LLC
Foster City, CA |
BUY
|
- |
4.51K+ 4336.54% |
$5.37K - $13.3K
|
4.61K
$9.23K
|
|
|
Nov 14, 2025
Q3 2025
|
Tower Research Capital LLC (Trc)
New York, NY |
BUY
|
- |
3.37K+ 30600.0% |
$4.01K - $9.9K
|
3.38K
$6.75K
|
|
|
Nov 06, 2025
Q3 2025
|
Rhumbline Advisers
Boston, MA |
BUY
|
- |
207+ 18.82% |
$246 - $609
|
1.31K
$2.61K
|