Stephen Andrew O'Neill - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Stephen Andrew O'Neill is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market purchases: $208K. Historical track record: 4/5 stars across 9 tracked purchases.
Profile
Stephen Andrew O'Neill is a corporate insider at RiverNorth/DoubleLine Strategic Opportunity Fund, Inc. (OPP.A). O'Neill's filing history also covers RIVERNORTH OPPORTUNITIES FUND, INC. (RIV) and RiverNorth Flexible Municipal Income Fund II, Inc. (RFMZ). O'Neill has reported 8 insider filings with the SEC since 2025. The most recent filing was in December 2025.
| Role | Insider |
|---|---|
| Notability | 20/100 |
Board memberships
- RiverNorth/DoubleLine Strategic Opportunity Fund, Inc.
- RIVERNORTH OPPORTUNITIES FUND, INC.
- RiverNorth Flexible Municipal Income Fund II, Inc.
- RiverNorth Managed Duration Municipal Income Fund II, Inc.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.
| InsiderAlpha rating | ★★★★☆ (4/5) |
|---|---|
| Total purchases tracked | 9 |
| Purchases with forward-return data | 9 |
| 30-day win rate | 100% |
| 90-day win rate | 100% |
| Avg 5-day return | -0.91% |
| Avg 30-day return | +1.30% |
| Avg 90-day return | +3.50% |
| Best 30-day return | +1.34% |
Trading Pattern
InsiderAlpha's records for Stephen Andrew O'Neill go back to 2025: 7 primary Form 4 filings, an average of 3.5 per year. The typical open-market purchase is $21K (10 buys totaling $208K). The largest single buy on record is $38K of RFMZ in 2025. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Stephen Andrew O'Neill has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Insider at RiverNorth/DoubleLine Strategic Opportunity Fund, Inc. (OPP.A) - 2 filings, 2025
- Insider at RIVERNORTH OPPORTUNITIES FUND, INC. (RIV) - 1 filing, 2025
- Insider at RiverNorth Flexible Municipal Income Fund II, Inc. (RFMZ) - 3 filings, 2025
- Insider at RiverNorth Managed Duration Municipal Income Fund II, Inc. (RFMZ) - 1 filing, 2025
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2025-12-01 | OPP.A | RiverNorth/DoubleLine Strategic Opportunity Fund, Inc. | J - Other acquisition / disposition | 10.0K | $7.94 | $79K |
| 2025-10-20 | OPP.A | RiverNorth/DoubleLine Strategic Opportunity Fund, Inc. | P - Open-market purchase | 30 | $8.26 | $248 |
| 2025-10-10 | RIV | RIVERNORTH OPPORTUNITIES FUND, INC. | J - Other acquisition / disposition | 15.0K | $11.95 | $179K |
| 2025-07-21 | RFMZ | RiverNorth Flexible Municipal Income Fund II, Inc. | P - Open-market purchase | 935 | $12.58 | $12K |
| 2025-07-21 | RFMZ | RiverNorth Flexible Municipal Income Fund II, Inc. | P - Open-market purchase | 2.0K | $12.63 | $25K |
| 2025-07-21 | RFMZ | RiverNorth Flexible Municipal Income Fund II, Inc. | P - Open-market purchase | 2.1K | $12.59 | $26K |
| 2025-07-21 | RFMZ | RiverNorth Flexible Municipal Income Fund II, Inc. | P - Open-market purchase | 3.0K | $12.57 | $38K |
| 2025-07-21 | RFMZ | RiverNorth Flexible Municipal Income Fund II, Inc. | P - Open-market purchase | 2.0K | $12.57 | $25K |
| 2025-07-18 | RFMZ | RiverNorth Managed Duration Municipal Income Fund II, Inc. | P - Open-market purchase | 935 | $12.58 | $12K |
| 2025-07-18 | RFMZ | RiverNorth Managed Duration Municipal Income Fund II, Inc. | P - Open-market purchase | 2.0K | $12.63 | $25K |
| 2025-07-18 | RFMZ | RiverNorth Managed Duration Municipal Income Fund II, Inc. | P - Open-market purchase | 2.1K | $12.59 | $26K |
| 2025-07-17 | RFMZ | RiverNorth Flexible Municipal Income Fund II, Inc. | P - Open-market purchase | 1.5K | $12.71 | $19K |
Most Active Insiders Right Now
Stephen Andrew O'Neill has no recent co-filers at the same companies, so here are the insiders with the largest open-market activity across the market in the last 90 days.
- MetLife Investment Management, LLC - $1600000.00B of FINS open-market activity in the last 90 days
- Magnetar Financial LLC - $16357.48B of CRWV open-market activity in the last 90 days
- Marianne Okland - $18.46B of STNG open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $14.13B of SVRE open-market activity in the last 90 days
- Vanessa Allen Sutherland - $7.44B of PSX open-market activity in the last 90 days
- AI Alpine (Luxembourg) S.a.r.l. - $2.69B of INIO open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Joseph Stilwell
- William P. Stiritz
- SUMITOMO MITSUI FINANCIAL GROUP, INC.
- Suva
- SUVRETTA CAPITAL MANAGEMENT, LLC
- Donald William Swanson
- Synchron
- Kevin Tang
Frequently Asked Questions
Who is Stephen Andrew O'Neill?
Stephen Andrew O'Neill is a corporate insider at RiverNorth/DoubleLine Strategic Opportunity Fund, Inc. (OPP.A). O'Neill's filing history also covers RIVERNORTH OPPORTUNITIES FUND, INC. (RIV) and RiverNorth Flexible Municipal Income Fund II, Inc. (RFMZ). O'Neill has reported 8 insider filings with the SEC since 2025. The most recent filing was in December 2025.…
Has Stephen Andrew O'Neill been buying or selling stock?
Recorded transactions: 10 open-market purchases ($208K) and 0 open-market sales across all tracked filings.
How accurate is Stephen Andrew O'Neill's historical track record?
Across 9 tracked purchases, Stephen Andrew O'Neill averaged +1.3% avg 30-day return with a 100% 30-day win rate. InsiderAlpha rates the track record at 4/5 stars.
Where can I see all of Stephen Andrew O'Neill's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Stephen Andrew O'Neill profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.