Latest Period
Q1 2026
Security Snapshot
GOLUB CAPITAL BDC, Inc. - common stock (GBDC) Institutional Ownership
CUSIP: 38173M102
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
345
Shares (Excl. Options)
119,251,877
Price
$12.66
Save this security page for your next review
Keep this CUSIP in your watchlists so you can revisit quarter changes from one place. If you create an account from here, we will bring you back after verification.
- Security type / class
- Equity / common stock
- Symbol
- GBDC on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 119,251,877
- Total 13F value
- $1,508,551,015
- Portfolio coverage rank
- 0.01%
- Share change
- +4,024,894
- Value change
- +$47,519,643
- Number of holders
- 345
- Shares outstanding
- 265,154,920
- SEC-reported price per share
- $13.09
- Insider filing price
- $13.09
Latest holder snapshot
5 signals
Issuer context
Who this page is about.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- GBDC - GOLUB CAPITAL BDC, Inc. - common stock is tracked under CUSIP 38173M102.
- 345 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 351 to 345 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $1,618,518,086 to $1,508,551,015.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 345 institutions filings for Q1 2026.
Security key
38173M102
Latest holder period
Q1 2026
13F holders
345
13D/G owners
1
CIK / CUSIP context first
Open Q1 2026 holders
GBDC full holder history
GOLUB CAPITAL BDC, Inc. SEC filings
GOLUB CAPITAL BDC, Inc. company facts
GOLUB CAPITAL BDC, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 38173M102:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
GBDC
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| STRS OHIO | 6.3% | +10% | $226,683,593 | +$23,212,340 | 16,704,760 | +11% | STRS OHIO | 31 Dec 2025 |
As of 31 Mar 2026, 345 institutional investors reported holding 119,251,877 shares of GOLUB CAPITAL BDC, Inc. - common stock (GBDC). This represents 45% of the company’s total 265,154,920 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
32%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| STRS OHIO | 6.5% | 17,140,532 | +2.6% | 0.86% | $216,999,134 |
| HighTower Advisors, LLC | 2.7% | 7,046,645 | +207% | 0.09% | $89,210,496 |
| Corient Private Wealth LLC | 1.7% | 4,527,780 | -13% | 0.08% | $56,596,214 |
| VAN ECK ASSOCIATES CORP | 1.6% | 4,244,026 | -8.9% | 0.04% | $53,729,000 |
| UBS Group AG | 1.5% | 4,057,367 | +42% | 0.01% | $51,366,267 |
| Sage Mountain Advisors LLC | 1.4% | 3,756,271 | +12% | 3.3% | $47,554,392 |
| Sound Income Strategies, LLC | 1.4% | 3,750,533 | +4.1% | 2.3% | $46,881,658 |
| OMERS ADMINISTRATION Corp | 1.3% | 3,559,646 | +18% | 0.29% | $45,065,118 |
| JPMORGAN CHASE & CO | 1.3% | 3,516,246 | -10% | 0% | $44,480,517 |
| Allen Investment Management, LLC | 1.3% | 3,365,900 | -17% | 0.53% | $42,612,292 |
| BANK OF AMERICA CORP /DE/ | 1.2% | 3,269,917 | -7% | 0% | $41,397,152 |
| ARES MANAGEMENT LLC | 1.2% | 3,058,356 | +12% | 2.6% | $38,718,787 |
| Rockefeller Capital Management L.P. | 1.1% | 2,802,868 | +21% | 0.06% | $35,484,324 |
| Generali Asset Management SPA SGR | 0.99% | 2,630,739 | 0% | 0.69% | $33,305,156 |
| Lalia Capital, LLC | 0.96% | 2,541,926 | +2.5% | 20% | $32,180,783 |
| Legal & General Group Plc | 0.84% | 2,238,659 | +8.5% | 0.01% | $28,375,001 |
| Muzinich & Co., Inc. | 0.75% | 1,985,488 | +1.3% | 8.8% | $25,136,285 |
| MORGAN STANLEY | 0.75% | 1,977,346 | -35% | 0% | $25,033,201 |
| Arnhold LLC | 0.58% | 1,537,089 | +4.6% | 1.4% | $19,459,547 |
| Sumitomo Mitsui Trust Group, Inc. | 0.57% | 1,514,544 | 0% | 0.01% | $19,174,127 |
| Coastal Bridge Advisors, LLC | 0.49% | 1,292,404 | +159% | 1.2% | $16,361,834 |
| Russell Investments Group, Ltd. | 0.48% | 1,282,818 | +256% | 0.02% | $16,240,475 |
| MAI Capital Management | 0.46% | 1,220,738 | -10% | 0.09% | $15,454,540 |
| BlackRock, Inc. | 0.45% | 1,193,824 | -40% | 0% | $15,113,814 |
| FRANKLIN RESOURCES INC | 0.43% | 1,147,387 | +90% | 0% | $14,525,919 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 119,251,877 | $1,508,551,015 | +$47,519,643 | $12.66 | 345 |
| 2025 Q4 | 115,104,585 | $1,618,518,086 | +$49,816,155 | $13.57 | 351 |
| 2025 Q3 | 106,866,441 | $1,532,766,725 | +$111,174,788 | $13.69 | 327 |
| 2025 Q2 | 102,099,799 | $1,495,871,736 | -$88,495,607 | $14.65 | 311 |
| 2025 Q1 | 111,519,283 | $1,687,941,232 | +$118,785,988 | $15.14 | 331 |
| 2024 Q4 | 104,193,350 | $1,579,369,255 | +$118,301,582 | $15.16 | 324 |
| 2024 Q3 | 95,582,039 | $1,445,318,016 | -$9,762,159 | $15.11 | 280 |
| 2024 Q2 | 96,633,068 | $1,518,331,667 | +$490,828,000 | $15.71 | 292 |
| 2024 Q1 | 65,487,333 | $1,087,202,317 | -$44,061,543 | $16.63 | 250 |
| 2023 Q4 | 68,591,553 | $1,035,794,235 | -$6,949,080 | $15.10 | 258 |
| 2023 Q3 | 68,750,218 | $1,007,977,565 | -$11,345,244 | $14.67 | 247 |
| 2023 Q2 | 69,690,845 | $940,767,532 | -$10,683,250 | $13.50 | 240 |
| 2023 Q1 | 69,949,482 | $948,473,836 | -$44,486,517 | $13.56 | 223 |
| 2022 Q4 | 73,846,175 | $972,067,241 | +$2,858,704 | $13.16 | 245 |
| 2022 Q3 | 73,411,053 | $909,909,940 | +$9,875,665 | $12.39 | 224 |
| 2022 Q2 | 73,012,158 | $946,856,038 | -$51,416,152 | $12.96 | 233 |
| 2022 Q1 | 75,794,713 | $1,152,728,014 | -$4,828,435 | $15.21 | 233 |
| 2021 Q4 | 75,996,118 | $1,173,456,578 | +$23,584,325 | $15.44 | 223 |
| 2021 Q3 | 74,745,361 | $1,181,747,028 | +$79,296,035 | $15.81 | 200 |
| 2021 Q2 | 69,808,187 | $1,076,470,029 | -$44,906,831 | $15.42 | 198 |
| 2021 Q1 | 72,450,744 | $1,060,037,339 | +$1,899,603 | $14.62 | 201 |
| 2020 Q4 | 72,610,579 | $1,026,787,013 | +$89,383,234 | $14.14 | 183 |
| 2020 Q3 | 62,132,706 | $822,125,963 | -$35,944,748 | $13.24 | 169 |
| 2020 Q2 | 67,014,271 | $780,743,433 | +$139,629,321 | $11.65 | 181 |
| 2020 Q1 | 54,317,169 | $681,751,779 | -$11,919,924 | $12.56 | 187 |