GBDC — GOLUB CAPITAL BDC, Inc.Today's name, from the SEC's present-day ticker list — a present-day mapping, not the name as of each filing.

Congress trades
10
all time
Members · 12m
0
0 buys · 0 sells · by trade date
Latest filing
08-06
2024-08-06
Rows filed past the STOCK Act's 45-day window, stated on the row, never editorialised; both dates and the receipt stay on every row.
9
13F holders
315
all listed · 2026-03-31
Congress: statutory ranges, filed up to 45 days after the trade · 13F: quarter-end snapshots, filed up to 45 days lateras of 2026-10-29
Congress 10Institutional 315

Congress · disclosure timeline

By trade date · 24 months · 0 rows ▲ buy, ▼ sell; height = lower bound (log scale). Trade date, not filing date — the filing lag is in the table below.

No dated GBDC rows fall inside the trailing 24 months by trade date.

Members active in GBDC

12 months · most active first Rows = number of disclosures, not dollars. Net = lower bound of the net range. Committees as of each member's latest trade in the window (roster snapshot 2026-10-29).

No member disclosed GBDC in the trailing 12 months.

Congressional disclosures

Newest filed firstAll 10 rows ↗
Latest congressional filings mentioning GBDC
FiledMemberSide · OwnerTraded · LagAmountRange · FlagsSrc
2024-08-06David P. Joyce R–OH-14SELL partial (partial sale)Traded 2023-06-30 LATE·403d$1K–$15K
2024-08-06David P. Joyce R–OH-14SELL partial (partial sale)Traded 2023-06-19 LATE·414d$15K–$50K
2024-08-06David P. Joyce R–OH-14SELLTraded 2022-07-14 LATE·754d$15K–$50K
2024-08-06David P. Joyce R–OH-14SELLTraded 2022-07-12 LATE·756d$15K–$50K
2022-12-07Teresa Leger Fernandez D–NM-3SELLTraded 2021-01-20 LATE·686d$15K–$50K
2021-07-27David P. Joyce R–OH-14BUYTraded 2020-02-25 LATE·518d$1K–$15K
2020-07-30David P. Joyce R–OH-14BUYTraded 2019-05-30 LATE·427d$15K–$50K
2019-05-08David P. Joyce R–OH-14BUYTraded 2018-12-21 LATE·138d$15K–$50K
2015-05-05Alan S. Lowenthal D–CA-47SELL SP (spouse-owned)Traded 2014-05-16 LATE·354d$15K–$50K
2014-05-31Alan S. Lowenthal D–CA-47SELL SP (spouse-owned)Traded 05-16 +15d$15K–$50K

13F holders · Quarter ended 2026-03-31Newest filing in this build: 2026-07-31. Per-row filing dates are on each receipt. · longs only

Top institutional holders of GBDC for quarter 2026-03-31, 1–25 of 315 holders
#FilerValueSecuritiesFlagsderived by Public Filings from this build's reviewed ticker-mapping holders list for this share class; that list carries each holder's share count, share change and filed date, which this table does not show, but no document links — the EDGAR link opens the filer's 13F list·§
1HighTower Advisors, LLC$89.2M1
derived ·§ EDGAR ↗
2Corient Private Wealth LLC$56.6M1
derived ·§ EDGAR ↗
3UBS Group AG$51.4M1
derived ·§ EDGAR ↗
4Sage Mountain Advisors LLC$47.6M1
derived ·§ EDGAR ↗
5OMERS ADMINISTRATION Corp$45.1M1
derived ·§ EDGAR ↗
6BANK OF AMERICA CORP /DE/$41.4M1
derived ·§ EDGAR ↗
7Rockefeller Capital Management L.P.$35.5M1
derived ·§ EDGAR ↗
8Generali Asset Management SPA SGR$33.3M1
derived ·§ EDGAR ↗
9Lalia Capital, LLC$32.2M1
derived ·§ EDGAR ↗
10Legal & General Group Plc$28.4M1
derived ·§ EDGAR ↗
11Muzinich & Co., Inc.$25.1M1
derived ·§ EDGAR ↗
12MORGAN STANLEY$25.0M1
derived ·§ EDGAR ↗
13Arnhold LLC$19.5M1
derived ·§ EDGAR ↗
14Coastal Bridge Advisors, LLC$16.4M1
derived ·§ EDGAR ↗
15MAI Capital Management$15.5M1
derived ·§ EDGAR ↗
16BlackRock, Inc.$15.1M1
derived ·§ EDGAR ↗
17FRANKLIN RESOURCES INC$14.5M1
derived ·§ EDGAR ↗
18BANK OF MONTREAL /CAN/$13.4M1
derived ·§ EDGAR ↗
19D. E. Shaw & Co., Inc.$12.1M1
derived ·§ EDGAR ↗
20SIGMA INVESTMENT COUNSELORS INC$11.9M1
derived ·§ EDGAR ↗
21Cerity Partners LLC$10.9M1
derived ·§ EDGAR ↗
22WELLS FARGO & COMPANY/MN$9.4M1
derived ·§ EDGAR ↗
23Boston Partners$8.4M1
derived ·§ EDGAR ↗
24Next Capital Management LLC$7.2M1
derived ·§ EDGAR ↗
25Prairiewood Capital, LLC$6.6M1
derived ·§ EDGAR ↗
Show all 315 holders
Truncated by Public Filings. All 264 13F filers reporting this share class are listed. Method ↗

Crowding — not available in this build. No holder rows for the selected period, so no percentile can be ranked.

Congress ↔ notable managers · GBDC

Congress · last 90 days

Buyers
0 — —
Sellers
0 — —

filed 2026-07-31 → 2026-10-29 · statutory ranges

Notable managers · quarter ended 2026-03-31

Adding
0 — $0 held
Trimming
1 Caxton Associates $1.4M held

by shares · $ = value heldNEW + ADD vs TRIM + EXIT, by share count. $ = reported value now, not the change. · GOLUB CAP BDC INC

Merged timeline of congressional filings and notable-manager moves on GBDC
DateWhoChangeSize
2026-05-14Caxton Associates 13FTRIM−36,564 sh

1 newest, by filing date · 13F rows are quarter-end snapshots, not trades

Congress vs filers

12 months
Congress net (rows)no rows
Congress net ($ bound)$0
Filersnot computedThe filer side needs per-issuer quarter-over-quarter actions, which the published aggregate does not carry for this issuer. Convergence and divergence are stated only when both sides are computed.