OWLS
Obook Holdings Inc.Company with tickers: OWLS
CIK
2025416
CUSIP
G67187107
Shares Outstanding
37,825,411
13F Activity (30d)
5 filings
4 filers
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.
Holders: 5
Total Value: $1,577,422
Total Shares: 263,343
Institutional Ownership Trend
Holder Concentration
Across 5 13F filers · Δ vs Dec 31, 2025Top Holder
84.2%
+19.8 pts
Top 5
100.0%
0.0 pts
Top 10
100.0%
0.0 pts
HHI
7,282
Highly concentrated
+2,123
Quarterly Activity
vs Dec 31, 2025
New
1
Increased
1
Decreased
3
Sold Out
1
Unchanged
0
Holder count:
0
Institutional value:
+105.4%
Shares held:
+129.0%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega MORGAN STANLEY | +147,654 | 221,742 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mega UBS Group AG | −2,540 | 898 | |
| Mid Penserra Capital Management LLC | −646 | 60 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | −108 | 36,217 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mega CITIGROUP INC | 4,426 | $26,511 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mega BANK OF AMERICA CORP /DE/ | 427 | $2,852 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Mega MORGAN STANLEY | $1,328,234 | 84.20% | 221,742 | Shares | Defined | 2026-05-15 | ||||
| Mega GEODE CAPITAL MANAGEMENT, LLC | $216,939 | 13.75% | 36,217 | Shares | Defined | 2026-05-15 | ||||
| Mega CITIGROUP INC | $26,511 | 1.68% | 4,426 | Shares | Defined | 2026-05-11 | ||||
| Mega UBS Group AG | $5,379 | 0.34% | 898 | Shares | Defined | 2026-05-05 | ||||
| Mid Penserra Capital Management LLC | $359 | 0.02% | 60 | Shares | Defined | 2026-05-11 | ||||
| No holders match your search. | ||||||||||