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MILLENNIUM MANAGEMENT LLC

Position in MAIN — Main Street Capital CORP

CIK 1273087 NEW YORK, NY

Position in MAIN

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$19,057,020
+$4,136,886 QoQ
Shares Held
359,838
+45.6% QoQ
Ownership
0.387%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
18 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MAIN Over Time

Shares Held

Position Value (USD)

Derivatives in MAIN

reported options exposure · as of Dec 31, 2025
CallValue
$0
CallShares
0
PutValue
$8,569,341
PutShares
141,900

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Asset Management

Financial Services · as of Mar 31, 2026

MILLENNIUM MANAGEMENT LLC holds $3,693,800,909 across 114 Asset Management names. MAIN ranks #20 (0.5% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in MAIN

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22 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $19,057,020 359,838
2025-12-31 $14,920,134 247,063
2025-12-31 $8,569,341 141,900
2025-09-30 $2,937,603 46,196
2025-09-30 $9,023,421 141,900
2025-06-30 $855,117 14,469
2025-06-30 $5,969,100 101,000
2025-03-31 $2,958,088 52,300
2025-03-31 $1,083,746 19,161
2024-12-31 $298,758 5,100
2023-12-31 $6,210,075 143,652
2023-09-30 $11,701,318 287,997
2023-06-30 $18,053,009 450,987
2023-03-31 $1,026,117 26,004
2022-12-31 $6,674,056 180,624
2022-03-31 $17,799,300 417,432
2021-12-31 $10,579,647 235,837
2021-09-30 $5,044,572 122,739
2021-06-30 $2,584,150 62,890
2021-03-31 $318,994 8,148
2020-12-31 $8,468,411 262,505
2020-03-31 $2,361,459 115,137