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Equibles

MRM · Medirom Healthcare Technologies Inc. · Holdings

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$0.54 -0.03 (-4.84%)
Rebalance outlook locked
Market Cap
$5.85M
Shares
7.90M
Volume · Oct 5 35.17K Avg daily vol (3M) 26.53K

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Use institutional holdings through the 13F API or MCP →
Some SEC filings for this period have not finished importing. Holder totals and changes may be incomplete; these filings remain queued for recovery.
Holders: 8
Total Value: $176,734
Total Shares: 171,590

Institutional Ownership Trend

23 quarters

Holder Concentration

Across 8 13F filers · Δ vs Mar 31, 2026
Top Holder
32.7%
Sep 2023 → Jun 2026 · range 32.7% – 100.0%
−11.0 pts
Top 5
95.8%
Sep 2023 → Jun 2026 · range 95.8% – 100.0%
−4.2 pts
Top 10
100.0%
Sep 2023 → Jun 2026 · range 100.0% – 100.0%
0.0 pts
HHI
2,469
Sep 2023 → Jun 2026 · range 2,469 – 10,000
Moderately concentrated−469

Quarterly Activity

vs Mar 31, 2026
New
3
Increased
3
Decreased
2
Sold Out
0
Unchanged
0
Holder count: +3
Institutional value: +159.4%
Shares held: +182.1%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open
HRT FINANCIAL LP +42,850 54,755
RHUMBLINE ADVISERS +1,120 3,104
UBS Group AG +633 27,181

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open
TWO SIGMA SECURITIES, LLC −3,412 10,565
GAMMA Investing LLC −2,611 3,798

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open
CITADEL ADVISORS LLC 56,102 $57,785
Virtu Financial LLC 15,785 $16,258
Arax Advisory Partners 300 $309

Top Sold-Out Positions

vs Mar 31, 2026
No fully closed positions this quarter.
Filter: New 3 Increased 3 Reduced 2 Sold out 0 Unchanged 0
Showing 8 of 8
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
CITADEL ADVISORS LLC $57,785 32.70% 56,102
HRT FINANCIAL LP $56,397 31.91% 54,755
UBS Group AG $27,996 15.84% 27,181
Virtu Financial LLC $16,258 9.20% 15,785
TWO SIGMA SECURITIES, LLC $10,881 6.16% 10,565
GAMMA Investing LLC $3,911 2.21% 3,798
RHUMBLINE ADVISERS $3,197 1.81% 3,104
Arax Advisory Partners $309 0.17% 300
Key facts CIK 1819704 CUSIP 58510H103 Visit website Investor relations