OSRH
OSR Holdings, Inc.Company with tickers: OSRH, OSRHW
CIK
1840425
CUSIP
68840D102
Shares Outstanding
35,104,995
13F Activity (30d)
10 filings
10 filers
Holders: 11
Total Value: $176,616
Total Shares: 292,904
Institutional Ownership Trend
Holder Concentration
Across 11 13F filers · Δ vs Dec 31, 2025Top Holder
36.1%
+3.0 pts
Top 5
89.1%
+0.1 pts
Top 10
100.0%
−0.0 pts
HHI
2,155
Moderately concentrated
−174
Quarterly Activity
vs Dec 31, 2025
New
5
Increased
3
Decreased
2
Sold Out
5
Unchanged
1
Holder count:
0
Institutional value:
+81.0%
Shares held:
+69.3%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega GEODE CAPITAL MANAGEMENT, LLC | +48,439 | 105,743 | |
| Mid SBI Securities Co., Ltd. | +61 | 77 | |
| Mega CITIGROUP INC | +26 | 384 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mega UBS Group AG | −6,824 | 4,476 | |
| Mid Tower Research Capital LLC (TRC) | −9 | 4,141 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mid XTX Topco Ltd | 60,746 | $36,629 | |
| Large TORONTO DOMINION BANK | 40,000 | $24,120 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC | 37,373 | $22,535 | |
| Mega VANGUARD FIDUCIARY TRUST CO | 17,029 | $10,268 | |
| Small StoneX Group Inc. | 15,435 | $9,307 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mega VANGUARD GROUP INC | 54,402 | $30,682 | |
| Mega JANE STREET GROUP, LLC | 15,914 | $8,975 | |
| Large Point72 Asset Management, L.P. | 15,025 | $8,474 | |
| Large OSAIC HOLDINGS, INC. | 7,000 | $3,948 | |
| Mega BANK OF AMERICA CORP /DE/ | 71 | $39 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Mega GEODE CAPITAL MANAGEMENT, LLC | $63,762 | 36.10% | 105,743 | Shares | Defined | 2026-05-15 | ||||
| Mid XTX Topco Ltd | $36,629 | 20.74% | 60,746 | Shares | Defined | 2026-05-15 | ||||
| Large TORONTO DOMINION BANK Bank | $24,120 | 13.66% | 40,000 | Shares | Defined | 2026-05-15 | ||||
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $22,535 | 12.76% | 37,373 | Shares | Defined | 2026-05-15 | ||||
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $10,268 | 5.81% | 17,029 | Shares | Defined | 2026-05-08 | ||||
| Small StoneX Group Inc. | $9,307 | 5.27% | 15,435 | Shares | Defined | 2026-05-14 | ||||
| Small Mint Tower Capital Management B.V. | $4,522 | 2.56% | 7,500 | Shares | Sole | 2026-05-04 | ||||
| Mega UBS Group AG | $2,699 | 1.53% | 4,476 | Shares | Defined | 2026-05-05 | ||||
| Mid Tower Research Capital LLC (TRC) | $2,497 | 1.41% | 4,141 | Shares | Defined | 2026-05-15 | ||||
| Mega CITIGROUP INC | $231 | 0.13% | 384 | Shares | Defined | 2026-05-11 | ||||
| Mid SBI Securities Co., Ltd. Broker-Dealer | $46 | 0.03% | 77 | Shares | Defined | 2026-04-28 | ||||
| No holders match your search. | ||||||||||