XOOMAR

FS Specialty Lending Fund (FSSL)

FS Specialty Lending Fund on one page: short interest, daily short volume, fails to deliver, 13F holders, earnings dates and insider trades. Listed on NYSE.

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39K

Short interest

settlement 2026-10-15

1.0

Days to cover

unchanged vs prior

35.7%

Short share of volume

2026-11-02

186

Fails to deliver

settlement 2026-10-02

Fri 6 Nov

Next earnings

estimated date

$0

Insider flow, 90 days

0 buys, 0 sells

As of 2026-11-02.

Short interest

FINRA, twice a month. The newest 23 settlements in the table, 23 in the chart. JSON

As of 15 October 2026, short interest in FSSL is 38,709 shares, up 21,456 shares over the last month. Over the last 23 readings it ranged from 4,565 shares (31 August 2026) to 366,807 shares (15 July 2026). The latest reading sits at the bottom of that range. At the reported average volume of 283K shares a day that is 1.0 days to cover.

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SettlementShares shortChangeAvg daily volumeDays to cover
2026-10-1538,709-32.9%282,8051.00
2026-09-3057,661+234.2%251,8241.00
2026-09-1517,253+277.9%231,9771.00
2026-08-314,565-40.4%217,0911.00
2026-08-147,655-11.9%247,2661.00
2026-07-318,693-97.6%435,6861.00
2026-07-15366,807+411.7%343,7801.07
2026-06-3071,687+102.8%281,7511.00
2026-06-1535,356+159.4%272,4001.00
2026-05-2913,629-49.0%292,7921.00
2026-05-1526,699+4.7%288,3741.00
2026-04-3025,496+49.1%334,0401.00
2026-04-1517,103-73.6%358,7121.00
2026-03-3164,784+35.9%496,2431.00
2026-03-1347,676+60.5%558,1111.00
2026-02-2729,704-58.1%577,4901.00
2026-02-1370,859-69.0%635,1201.00
2026-01-30228,298+176.4%712,3671.00
2026-01-1582,609-18.3%636,0181.00
2025-12-31101,059+895.1%890,1031.00
2025-12-1510,156-75.9%1,044,1471.00
2025-11-2842,110+5.0%1,454,7881.00
2025-11-1440,090+100.0%637,4571.00

Daily short volume

FINRA Reg SHO, the last 30 sessions. JSON

As of 2 November 2026, the short share of FSSL volume is 35.7%, up 20.1 points over the last five sessions. Over the last 30 readings it ranged from 15.0% (20 October 2026) to 52.2% (5 October 2026). The latest reading is 4.5 points above the 30-session average of 31.3%, on 179K shares reported.

DateShort volumeTotal volumeShort shareExempt
2026-11-0264K179K35.7%0
2026-10-3031K118K26.4%1,000
2026-10-2932K110K29.3%200
2026-10-2829K160K18.3%0
2026-10-2730K121K24.7%0
2026-10-2647K301K15.7%0
2026-10-2331K103K30.3%0
2026-10-2236K97K37.2%0
2026-10-2134K138K24.7%537
2026-10-2026K176K15.0%0
2026-10-1932K118K26.9%837
2026-10-1638K113K33.9%0
2026-10-1562K191K32.5%0
2026-10-1475K181K41.6%0
2026-10-1340K194K20.6%0
2026-10-1263K160K39.1%10,425
2026-10-0941K139K29.3%0
2026-10-0845K136K33.4%838
2026-10-07113K297K38.1%200
2026-10-0650K166K29.8%1,196
2026-10-05180K346K52.2%0
2026-10-0249K134K36.3%757
2026-10-0185K191K44.6%90
2026-09-3030K115K26.0%1,081
2026-09-2974K233K31.6%0
2026-09-2852K156K33.1%639
2026-09-2546K138K33.7%2,438
2026-09-2464K181K35.2%2,896
2026-09-2366K228K28.7%1,263
2026-09-2247K136K34.4%0

Fails to deliver

SEC, the last 30 settlement dates with a fail. JSON

As of 2 October 2026, the fails-to-deliver balance in FSSL is 186 shares, down 356 shares over the last settlement date. Over the last 30 readings it ranged from 7 shares (20 March 2026) to 924,502 shares (20 July 2026). The latest reading sits at the bottom of that range.

SettlementShares failedPriceValue
2026-10-02186$11.84$2K
2026-09-30542$11.68$6K
2026-09-02836$11.81$10K
2026-08-183,155$11.55$36K
2026-08-12658$11.38$7K
2026-08-11701$11.24$8K
2026-07-302,844$10.96$31K
2026-07-2329,814$11.16$333K
2026-07-21897,981$11.04$9.9M
2026-07-20924,502$10.91$10.1M
2026-07-17455$11.00$5K
2026-06-3011,111$11.20$124K
2026-06-081,243$11.35$14K
2026-06-021,944$11.83$23K
2026-05-121,385$11.70$16K
2026-05-0127,563$12.31$339K
2026-04-132,432$12.32$30K
2026-04-07183$12.32$2K
2026-03-2650,513$12.31$622K
2026-03-2562,996$12.45$784K
2026-03-207$12.52$88
2026-03-17119$12.30$1K
2026-03-162,101$12.38$26K
2026-03-06484$11.97$6K
2026-03-0465$11.93$775
2026-02-11328$13.43$4K
2026-02-0512,090$13.43$162K
2026-02-0411,923$13.39$160K
2026-02-0311,016$13.41$148K
2026-01-28785$13.47$11K

Insider trades

SEC Form 4, newest first. JSON

No open-market insider trades were reported for FSSL in the last 90 days. The most recent filings are listed below. Latest filing: Ramos Pedro A (Director) on 2026-03-12.

DateInsiderTitleTypeSharesPriceValueOwned after
2026-03-12Ramos Pedro ADirectorBuy1K$12.40$12K1K
2026-03-10Goldstein Richard IDirectorBuy10K$11.92$119K20K
2026-03-09Goebel William BlakeSee RemarksBuy2K$11.44$25K3K
2026-03-06Forman Michael C.See RemarksBuy21K$11.83$247K21K
2026-03-06Forman Michael C.See RemarksBuy20K$11.83$236K98K
2026-03-05Forman Michael C.See RemarksBuy956$11.95$11K78K
2025-12-10Goldstein Richard IDirectorBuy10K$13.62$136K10K
2025-12-03Forman Michael C.See RemarksBuy9K$13.39$115K9K
2025-11-26Goldstein Richard IDirectorBuy7K$13.58$100K15K
2025-11-25Goldstein Richard IDirectorBuy2K$13.49$25K2K
2025-11-25Goldstein Richard IDirectorBuy2K$13.47$25K2K
2025-11-25Chandler Gregory PDirectorBuy7K$13.35$100K7K
2025-11-21Forman Michael C.See RemarksBuy10K$13.27$133K77K
2025-11-20Forman Michael C.See RemarksBuy17K$13.32$224K67K
2025-11-19Forman Michael C.See RemarksBuy2K$13.34$22K50K
2025-11-14Forman Michael C.See RemarksBuy37K$13.44$498K48K
2025-11-13Forman Michael C.See RemarksBuy11K$13.49$153K11K

Form 4 filings are due within two business days of the trade. Insiders sell for many reasons that say nothing about the company; open-market buys are rarer.

13F holders

Tracked managers holding FSSL at their latest 13F. JSON

1 of the 30 tracked managers held FSSL at their latest 13F, $6.5M in total at quarter-end prices. Citadel Advisors is the largest at $6.5M (0.0% of its portfolio) as of 2026-06-30. Over the prior quarter 1 added shares and 0 cut.

FundQuarterSharesValueOf portfolioChange in shares
Citadel Advisors2026-06-30585K$6.5M0.00%+312K

Only the 30 tracked managers on the funds hub; a 13F reports long positions in US listed stock at quarter end, 45 days late, and says nothing about shorts or positions sold since.

What this page is

FS Specialty Lending Fund in the regulatory record

Regulators publish company data in separate files that never sit next to each other: FINRA's twice-monthly short interest, its daily short sale volume, the SEC's fails-to-deliver counts, and each insider's Form 4. A company page puts those series for one ticker on one URL, with planned sales, large holders, 13F holders and financials beside them, so the short position, the daily flow, the settlement fails and what insiders are doing can be read together.

Each section has its own history table, a one-line summary of the latest figures and its own JSON and CSV links, and says when its source last updated.

This page follows FS Specialty Lending Fund (FSSL), SEC CIK 2065812, listed on NYSE. The cross-market tables live on the short interest and insider transactions hubs.

Source and updates

Short interest
FINRA consolidated short interestSource: FINRA.Twice a month, about eight business days after settlement. Latest 2026-10-15.JSON and CSV
Daily short volume
FINRA Reg SHO daily filesSource: FINRA.Every trading day, the morning after FINRA posts it. Latest 2026-11-02.JSON and CSV
Fails to deliver
SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-10-02.JSON and CSV
13F holders
SEC EDGAR Form 13F-HRSource: SEC.Quarterly, filed within 45 days of quarter end; 30 tracked managers. Latest 2026-06-30.JSON and CSV
Earnings dates
SEC EDGAR 8-K filings (Item 2.02)Source: SEC.Twice a day. Reported dates come from the company's 8-K filings; the next date is marked as an estimate until the 8-K arrives. Latest 2025-11-07.JSON and CSV
Insider trades
SEC EDGAR Form 4Source: SEC.New filings appear shortly after the SEC posts them; they're due two business days after the trade. Latest 2026-03-12.JSON and CSV
Company record
EDGAR filing index for CIK 2065812Ticker, name and exchange from the SEC's company list, refreshed weekly.
Rate limits
10 requests a minute without a key, 30 with a free key from a free account.

How to read it

  • Read the position against the flow: rising short interest with a high daily short share is new shorting; rising short interest with a normal short share is old shorts holding on.
  • Insider buys next to a large short position are rare and stand out; insider sells next to one are common and mean little.
  • Fails to deliver matter relative to the float, not in absolute shares; a million failed shares in a mega cap is noise.

Analysis of what the data shows, not advice. XOOMAR does not recommend buying, selling or holding anything.

Datasets

Frequently Asked Questions

How much of FSSL is sold short?
38,709 shares were held short at the 2026-10-15 settlement, 1.0 days of average volume. FINRA publishes the next count about eight business days after the 15th and the last business day of the month.
What is FSSL's daily short volume?
On 2026-11-02, 64,031 of the 179,167 FSSL shares reported to FINRA were sold short, 35.7% of the day's reported volume. Short volume is a flow for one day, not a position.
Does FSSL have fails to deliver?
The SEC's latest file shows 186 FSSL shares failed to deliver at settlement 2026-10-02. Fails are reported per settlement date and published twice a month with a lag.
Are FSSL insiders buying or selling?
No open-market insider trades were reported for FSSL in the last 90 days. The most recent filings are listed below. Latest filing: Ramos Pedro A (Director) on 2026-03-12.
Which tracked 13F managers own FSSL?
1 of the 30 tracked 13F managers held FSSL shares at their latest filing, $6.5M in all. The largest: Ken Griffin's Citadel Advisors (585K shares, $6.5M).

Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.