GBDC insider transaction filings

GOLUB CAPITAL BDC, Inc. — 30 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-11. Screen GBDC transaction legs live →

Insider transaction summary — last 90 days

2026-06-24 to 2026-09-22, from the filings listed below: 2 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.

By insider — same window

Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.

InsiderFilingsPurchases (P)Sales (S)Other legs
Golub David — Chairman & CEO, Director11 leg · 1,676,387 sh · $21,893,614
Golub Lawrence E — Director11 leg · 1,676,387 sh · $21,893,614

Recent Form 4 filings — GOLUB CAPITAL BDC, Inc.

FiledFormInsiderReported transactionsSource
2026-08-114Golub David — Chairman & CEO, DirectorSale (S): 1,676,387 @ $13.06EDGAR
2026-08-114Golub Lawrence E — DirectorSale (S): 1,676,387 @ $13.06EDGAR
2025-05-294Golub David — Chief Executive Officer, DirectorSale (S): 3,860,457.83 @ $15.13 · Sale (S): 2,183,032.45 @ $15.13 · Sale (S): 16,480.80 @ $15.13 · Purchase (P): 6,059,971.09 @ $15.13 · Gift (G): 6,059,971.09 @ $15.13EDGAR
2025-05-294Golub Lawrence E — Chairman, DirectorSale (S): 3,860,457.83 @ $15.13 · Sale (S): 2,183,032.45 @ $15.13 · Sale (S): 16,480.80 @ $15.13 · Purchase (P): 6,059,971.09 @ $15.13 · Gift (G): 6,059,971.09 @ $15.13EDGAR
2025-05-054Levinson Joshua M — CCO and SecretaryHoldings only — no transactions reportedEDGAR
2024-12-234WEBSTER WILLIAM M IV — DirectorGift (G): 7,100 @ $0EDGAR
2024-12-064/ARival Anita J. — DirectorPurchase (P): 3,500 @ $14.37EDGAR
2024-09-134BAILY JOHN THOMAS — DirectorDisposition to issuer (D): 0.77 @ $14.68EDGAR
2024-09-094Golub Lawrence E — Chairman, DirectorPurchase (P): 20,000 @ $14.91 · Purchase (P): 20,000 @ $14.78EDGAR
2024-09-094Golub David — Chief Executive Officer, DirectorPurchase (P): 20,000 @ $14.91 · Purchase (P): 20,000 @ $14.78EDGAR
2024-09-054Golub Lawrence E — Chairman, DirectorPurchase (P): 20,000 @ $14.91 · Purchase (P): 20,000 @ $14.94EDGAR
2024-09-054Golub David — Chief Executive Officer, DirectorPurchase (P): 20,000 @ $14.91 · Purchase (P): 20,000 @ $14.94EDGAR
2024-09-034Golub David — Chief Executive Officer, DirectorPurchase (P): 20,000 @ $15.15 · Purchase (P): 20,000 @ $14.86EDGAR
2024-09-034Golub Lawrence E — Chairman, DirectorPurchase (P): 20,000 @ $15.15 · Purchase (P): 20,000 @ $14.86EDGAR
2024-08-294Golub Lawrence E — Chairman, DirectorPurchase (P): 20,000 @ $15.04EDGAR
2024-08-294Golub David — Chief Executive Officer, DirectorPurchase (P): 20,000 @ $15.04EDGAR
2024-08-284Golub Lawrence E — Chairman, DirectorPurchase (P): 20,000 @ $15.01 · Purchase (P): 20,000 @ $15.06EDGAR
2024-08-284Golub David — Chief Executive Officer, DirectorPurchase (P): 20,000 @ $15.01 · Purchase (P): 20,000 @ $15.06EDGAR
2024-08-264Golub Lawrence E — Chairman, DirectorPurchase (P): 20,000 @ $15.05 · Purchase (P): 20,000 @ $15.02EDGAR
2024-08-264Golub David — Chief Executive Officer, DirectorPurchase (P): 20,000 @ $15.05 · Purchase (P): 20,000 @ $15.02EDGAR
2024-08-224Golub Lawrence E — Chairman, DirectorPurchase (P): 20,000 @ $14.77 · Purchase (P): 20,000 @ $14.96EDGAR
2024-08-224Golub David — Chief Executive Officer, DirectorPurchase (P): 20,000 @ $14.77 · Purchase (P): 20,000 @ $14.96EDGAR
2024-08-204Golub Lawrence E — Chairman, DirectorPurchase (P): 20,000 @ $14.68 · Purchase (P): 20,000 @ $14.70EDGAR
2024-08-204Golub David — Chief Executive Officer, DirectorPurchase (P): 20,000 @ $14.68 · Purchase (P): 20,000 @ $14.70EDGAR
2024-08-124Rival Anita J. — DirectorPurchase (P): 26,000 @ $14.40 · Purchase (P): 2,000 @ $14.29 · Purchase (P): 3,000 @ $14.37EDGAR
2024-06-114Golub Lawrence E — Chairman, DirectorPurchase (P): 62,267 @ $16.06 · Purchase (P): 88,748 @ $16.03 · Purchase (P): 361,252 @ $16.03EDGAR
2024-06-114Golub David — Chief Executive Officer, DirectorPurchase (P): 62,267 @ $16.06 · Purchase (P): 88,748 @ $16.03 · Purchase (P): 361,252 @ $16.03EDGAR
2024-06-054Golub Lawrence E — Chairman, DirectorGrant/award (A): 1,780,496 · Grant/award (A): 1,676,387EDGAR
2024-06-054Golub David — Chief Executive Officer, DirectorGrant/award (A): 1,780,496 · Grant/award (A): 1,676,387EDGAR
2024-06-054WEBSTER WILLIAM M IV — DirectorGrant/award (A): 32,542 · Grant/award (A): 114,867EDGAR

Recent 8-K events — GOLUB CAPITAL BDC, Inc.

FiledFormItems reportedSource
2026-08-118-K8.01 — Other EventsEDGAR
2026-08-038-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-08-038-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-07-098-K1.01 — Entry into a Material Definitive Agreement
2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
9.01 — Financial Statements and Exhibits
EDGAR
2026-07-078-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-05-278-K1.01 — Entry into a Material Definitive Agreement
2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
9.01 — Financial Statements and Exhibits
EDGAR
2026-05-208-K1.01 — Entry into a Material Definitive Agreement
9.01 — Financial Statements and Exhibits
EDGAR
2026-05-048-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-05-048-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-04-068-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
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