Who owns Eaton Vance Tax-Managed Buy-Write Income Fund?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of ETB from SEC Form 13F filings across 96 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 96 institutions disclosed 6.5M shares of Eaton Vance Tax-Managed Buy-Write Income Fund worth $101.3M — about 22.2% of shares outstanding; the largest disclosed holder is GUGGENHEIM CAPITAL LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
96
13F holders
$101.3M
value, 2026 filers
22.2%
of shares outstanding (6.5M sh)
12
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of ETB's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | GUGGENHEIM CAPITAL LLC | 825,240 | $12.8M | 0.1% | 2.8% | +21.2% |
| 2 | MORGAN STANLEY | 515,687 | $8.0M | 0.0% | 1.8% | +1.8% |
| 3 | BANK OF AMERICA CORP /DE/ | 474,400 | $7.4M | 0.0% | 1.6% | +3.9% |
| 4 | Invesco Ltd. | 443,529 | $6.9M | 0.0% | 1.5% | +12.0% |
| 5 | Shaker Financial Services, LLC | 437,829 | $6.8M | 2.1% | 1.5% | -6.6% |
| 6 | UBS Group AG | 382,004 | $5.9M | 0.0% | 1.3% | +1.5% |
| 7 | LPL Financial LLC | 349,617 | $5.4M | 0.0% | 1.2% | +4.7% |
| 8 | 1607 Capital Partners, LLC | 297,953 | $4.6M | 0.4% | 1% | 0.0% |
| 9 | Cetera Investment Advisers | 296,868 | $4.6M | 0.0% | 1% | -1.9% |
| 10 | WELLS FARGO & COMPANY/MN | 243,820 | $3.8M | 0.0% | 0.8% | +21.3% |
| 11 | COMMONWEALTH EQUITY SERVICES, LLC | 207,858 | $3.2M | 0.0% | 0.7% | -0.2% |
| 12 | RAYMOND JAMES FINANCIAL INC | 207,499 | $3.2M | 0.0% | 0.7% | +0.6% |
| 13 | OSAIC HOLDINGS, INC. | 156,939 | $2.4M | 0.0% | 0.5% | +4.2% |
| 14 | ENVESTNET ASSET MANAGEMENT INC | 126,134 | $2.0M | 0.0% | 0.4% | -0.3% |
| 15 | AMERIPRISE FINANCIAL INC | 114,074 | $1.8M | 0.0% | 0.4% | -1.7% |
| 16 | SIMS INVESTMENT MANAGEMENT, LLC | 100,475 | $1.6M | 0.5% | 0.3% | 0.0% |
| 17 | Meridian Wealth Management, LLC | 79,209 | $1.2M | 0.0% | 0.3% | +5.8% |
| 18 | PARK AVENUE SECURITIES LLC | 78,410 | $1.2M | 0.0% | 0.3% | -1.8% |
| 19 | PMG Family Office LLC | 77,741 | $1.2M | 1.1% | 0.3% | +2.1% |
| 20 | COHEN & STEERS, INC. | 70,963 | $1.1M | 0.0% | 0.2% | 0.0% |
| 21 | ROYAL BANK OF CANADA | 63,800 | $991,000 | 0.0% | 0.2% | +3.2% |
| 22 | Quartz Partners, LLC | 55,205 | $857,886 | 0.3% | 0.2% | +6.0% |
| 23 | Janney Montgomery Scott LLC | 52,807 | $821,000 | 0.0% | 0.2% | +4.2% |
| 24 | CFO4Life Group, LLC | 47,086 | $731,718 | 0.1% | 0.2% | +1.8% |
| 25 | WCG Wealth Advisors LLC | 37,177 | $577,731 | 0.0% | 0.1% | 0.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation. Research, not investment advice.