Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC
PFO- Exchange
- NYSE
- SEC CIK
- 0000882071
No open-market purchases or sales by Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC insiders were filed in the last 90 days; 49 institutions reported holding it in 13F filings for Q2 2026, worth $37.3M in total; no superinvestor holds it.
Holders of 5% or more of PFO
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Sit Investment Associates Inc | 13G/A | 10.20%1.33M shares | +5.10 ppfrom 5.10% | Jul 7, 20252 filings | Jan 6, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
2 Schedule 13D and 13G filings on Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Jan 6, 20262:37 PM ET | Sit Investment Associates Incand 1 other | 13G/A | 10.20%1.33M shares | +5.10 ppfrom 5.10% | Dec 31, 2025 | SEC |
| Jul 7, 20254:25 PM ET | Sit Investment Associates Incand 1 other | 13G | 5.10%669.3K shares | New | Jun 30, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC shares.
No Form 144 notices for Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC are on file.