Scorpio Tankers (STNG)

Scorpio Tankers on one page: short interest, daily short volume, fails to deliver, planned sales, large holders, 13F holders and insider trades. Listed on NYSE, classified by the SEC as deep sea foreign transportation of freight.

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2.0M

Short interest

settlement 2026-09-30

1.6

Days to cover

-1.2 days vs prior

48.2%

Short share of volume

2026-10-12

585

Fails to deliver

settlement 2026-08-27

-$38.8M

Insider flow, 90 days

0 buys, 5 sells

As of 2026-10-12.

Short interest

FINRA, twice a month. The newest 24 settlements in the table, 48 in the chart. JSON

As of 30 September 2026, short interest in STNG is 1,981,757 shares, down 120,826 shares over the last month. Over the last 48 readings it ranged from 1,281,388 shares (27 February 2026) to 3,836,642 shares (13 December 2024). At the reported average volume of 1.2M shares a day that is 1.6 days to cover.

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Settlement	Shares short	Change	Avg daily volume	Days to cover
2026-09-30	1,981,757	-18.0%	1,219,247	1.63
2026-09-15	2,416,056	+14.9%	843,075	2.87
2026-08-31	2,102,583	-20.8%	649,857	3.24
2026-08-14	2,653,677	+29.9%	826,527	3.21
2026-07-31	2,042,701	-8.6%	635,466	3.21
2026-07-15	2,233,877	-11.0%	857,630	2.60
2026-06-30	2,510,716	+8.2%	1,139,961	2.20
2026-06-15	2,320,585	+24.2%	580,443	4.00
2026-05-29	1,868,344	+8.5%	1,007,365	1.85
2026-05-15	1,721,773	-3.1%	1,321,268	1.30
2026-04-30	1,776,140	-17.4%	937,066	1.90
2026-04-15	2,150,651	+50.4%	1,297,456	1.66
2026-03-31	1,430,119	-12.0%	1,410,598	1.01
2026-03-13	1,624,355	+26.8%	1,489,218	1.09
2026-02-27	1,281,388	-31.1%	992,925	1.29
2026-02-13	1,858,875	+2.7%	1,133,246	1.64
2026-01-30	1,810,143	-19.0%	801,599	2.26
2026-01-15	2,233,782	+6.7%	1,438,614	1.55
2025-12-31	2,093,825	-10.1%	728,191	2.88
2025-12-15	2,328,615	-0.6%	1,162,910	2.00
2025-11-28	2,342,700	+33.4%	1,145,447	2.05
2025-11-14	1,756,198	-14.1%	677,363	2.59
2025-10-31	2,044,425	+0.5%	737,843	2.77
2025-10-15	2,033,792	-20.1%	775,282	2.62

Daily short volume

FINRA Reg SHO, the last 30 sessions. JSON

As of 12 October 2026, the short share of STNG volume is 48.2%, up 5.7 points over the last five sessions. Over the last 30 readings it ranged from 18.6% (1 October 2026) to 75.5% (11 September 2026). The latest reading is in line with the 30-session average of 49.7%, on 287K shares reported.

Date	Short volume	Total volume	Short share	Exempt
2026-10-12	138K	287K	48.2%	0
2026-10-09	126K	370K	34.2%	0
2026-10-08	251K	666K	37.7%	0
2026-10-07	97K	390K	24.9%	0
2026-10-06	132K	292K	45.2%	0
2026-10-05	94K	222K	42.5%	0
2026-10-02	130K	235K	55.2%	2
2026-10-01	303K	1.6M	18.6%	0
2026-09-30	204K	527K	38.6%	0
2026-09-29	135K	469K	28.7%	0
2026-09-28	155K	450K	34.5%	2
2026-09-25	77K	187K	41.2%	0
2026-09-24	128K	291K	44.2%	0
2026-09-23	209K	366K	57.1%	0
2026-09-22	189K	500K	37.7%	231
2026-09-21	287K	482K	59.6%	40
2026-09-18	220K	344K	63.8%	0
2026-09-17	378K	724K	52.1%	0
2026-09-16	488K	870K	56.1%	2,465
2026-09-15	177K	270K	65.8%	0
2026-09-14	254K	353K	71.8%	0
2026-09-11	347K	460K	75.5%	229
2026-09-10	336K	464K	72.3%	31
2026-09-09	144K	239K	60.3%	380
2026-09-08	147K	243K	60.4%	392
2026-09-04	200K	457K	43.7%	500
2026-09-03	160K	451K	35.5%	475
2026-09-02	138K	218K	63.4%	0
2026-09-01	119K	189K	63.3%	1,238
2026-08-31	99K	171K	57.7%	1

Fails to deliver

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

As of 27 August 2026, the fails-to-deliver balance in STNG is 585 shares, down 211 shares over the last settlement date. Over the last 30 readings it ranged from 2 shares (25 August 2026) to 99,906 shares (6 April 2026). The latest reading sits at the bottom of that range.

Settlement	Shares failed	Price	Value
2026-08-27	585	$74.85	$44K
2026-08-26	796	$77.20	$61K
2026-08-25	2	$78.18	$156
2026-08-05	1,607	$76.40	$123K
2026-08-04	1,900	$77.77	$148K
2026-08-03	2,596	$77.86	$202K
2026-07-29	26	$79.09	$2K
2026-07-09	24,721	$77.33	$1.9M
2026-07-01	97	$69.26	$7K
2026-06-30	302	$70.09	$21K
2026-06-26	27	$75.46	$2K
2026-06-18	3,149	$78.04	$246K
2026-06-17	1,727	$78.52	$136K
2026-05-18	1,033	$82.12	$85K
2026-05-13	10,258	$83.51	$857K
2026-05-11	2,418	$84.41	$204K
2026-05-08	11,383	$84.69	$964K
2026-05-07	22,992	$82.56	$1.9M
2026-04-28	452	$79.74	$36K
2026-04-22	24,717	$74.62	$1.8M
2026-04-09	25,216	$76.81	$1.9M
2026-04-06	99,906	$76.43	$7.6M
2026-03-24	4	$70.68	$283
2026-03-19	500	$68.56	$34K
2026-03-16	3	$66.39	$199
2026-03-06	151	$78.72	$12K
2026-03-02	110	$79.08	$9K
2026-02-27	2,307	$77.01	$178K
2026-02-26	110	$73.80	$8K
2026-02-02	270	$63.62	$17K

Insider trades

SEC Form 4, newest first. JSON

Insiders at STNG reported 5 open-market sells worth $38.8M in the last 90 days and no open-market buys. Latest filing: Mattarella Antonino Maria (Director) on 2026-09-25.

Date	Insider	Title	Type	Shares	Price	Value	Owned after
2026-09-25	Mattarella Antonino Maria	Director	Grant	7K	$81.16	$570K	7K
2026-09-25	Lauro Filippo	Vice President	Grant	130K	$81.16	$10.5M	604K
2026-09-25	Avella Christopher John	Chief Financial Officer	Grant	72K	$81.16	$5.9M	251K
2026-09-25	Lauro Emanuele	Chief Executive Officer	Grant	240K	$81.16	$19.5M	1.1M
2026-09-25	Lanzara Andrea Lupo	Director	Grant	5K	$81.16	$434K	5K
2026-09-25	Mackey Cameron Keyser	Chief Operating Officer	Grant	168K	$81.16	$13.7M	908K
2026-09-25	BUGBEE ROBERT L	President	Grant	240K	$81.16	$19.5M	881K
2026-09-17	BUGBEE ROBERT L	President	Sell	25K	$87.15	$2.2M	640K
2026-09-17	Mackey Cameron Keyser	Chief Operating Officer	Sell	125K	$89.03	$11.1M	740K
2026-09-17	Adelborg Auste	Secretary	Sell	7K	$89.64	$613K	0
2026-09-16	BUGBEE ROBERT L	President	Sell	232K	$86.19	$20.0M	665K
2026-09-16	Avella Christopher John	Chief Financial Officer	Sell	57K	$86.57	$4.9M	179K
2026-07-10	Camerana Niccolo	Director	Sell	3K	$191325.00	$478.3M	16K
2026-06-22	Okland Marianne	Director	Sell	15K	$1230435.00	$18.46B	63K
2026-05-04	Kumar Sujata Parekh	Director	Grant	8K	$626025.00	$4.70B	18K
2026-05-04	Henriksen Berit Ledel	Director	Grant	8K	$626025.00	$4.70B	15K
2026-05-04	Okland Marianne	Director	Grant	8K	$626025.00	$4.70B	78K
2026-05-04	Kumar Sujata Parekh	Director	Grant	8K	$626025.00	$4.70B	25K
2026-05-04	Camerana Niccolo	Director	Grant	8K	$626025.00	$4.70B	18K

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.

Planned sales (Form 144)

Newest first. JSON

24 Form 144 notices on file for STNG worth $128.4M at the prices reported; 6 in the last 90 days worth $40.0M. Latest: CAMERON K MACKEY filed on 2026-09-17 to sell 125,000 shares ($11.1M) from 2026-09-17.

Filed	Seller	Shares	Market value	Of outstanding	Sale from	Broker
2026-09-17	CAMERON K MACKEYOfficer, Director	125K	$11.1M	0.250%	2026-09-17	Morgan Stanley Smith Barney LLC Executive Financial Services
2026-09-17	Adelborg AusteOfficer	7K	$595K	0.014%	2026-09-18	Citigroup Global Markets, Inc.
2026-09-15	Avella Christopher JohnOfficer	57K	$4.8M	0.113%	2026-09-18	Charles Schwab & Co
2026-09-04	BUGBEE ROBERT LOfficer, Director	257K	$20.7M	0.513%	2026-09-11	Ameriprise Financial Services, LLC
2026-09-01	Okland MarianneDirector	15K	$1.2M	0.030%	2026-09-01	Citigroup Global Markets,Inc.
2026-08-21	Rayner Merrick James ForbesDirector	19K	$1.6M	0.039%	2026-08-21	Citigroup Global Markets, Inc.
2026-07-09	Camerana NiccoloDirector	3K	$191K	0.005%	2026-07-10	Banca Patrimoni Sella & c
2026-06-26	Rayner Merrick James ForbesDirector	10K	$753K	0.020%	2026-06-25	Citigroup Global Markets, Inc.
2026-06-22	Okland MarianneDirector	15K	$1.2M	0.030%	2026-06-22	Citigroup Global Markets, Inc.
2026-03-05	Lauro FilippoOfficer	79K	$6.4M	0.152%	2026-03-06	Goldman Sachs Bank AG
2026-03-03	CAMERON K MACKEYOfficer, Director	40K	$3.2M	0.077%	2026-03-03	Morgan Stanley Smith Barney LLC Executive Financial Services
2026-03-02	Lauro EmanueleOfficer, Director	22K	$1.7M	0.043%	2026-03-03	Citigroup Global Markets, Inc.
2026-02-27	Okland MarianneDirector	10K	$770K	0.019%	2026-02-27	Citigroup Global Markets, Inc.
2026-02-18	Camerana NiccoloDirector	7K	$467K	0.013%	2026-02-18	Banca Patrimoni Sella & c
2026-02-17	Okland MarianneDirector	5K	$353K	0.010%	2026-02-17	Citigroup Global Markets, Inc.
2026-02-13	CAMERON K MACKEYOfficer, Director	75K	$5.2M	0.145%	2026-02-13	Morgan Stanley Smith Barney LLC Executive Financial Services
2026-02-13	Avella Christopher JohnOfficer	34K	$2.4M	0.068%	2026-02-13	Charles Schwab & Co
2026-02-11	Lauro EmanueleOfficer, Director	70K	$4.8M	0.135%	2026-02-13	BNP Paribas
2026-02-03	BUGBEE ROBERT LOfficer, Director	271K	$17.3M	0.524%	2026-02-13	Ameriprise Financial Services, LLC
2026-01-20	Rayner Merrick James ForbesDirector	14K	$837K	0.028%	2026-01-20	Citigroup Global Markets, Inc.
2026-01-14	Lauro FilippoOfficer	142K	$8.5M	0.274%	2026-01-14	BNP Paribas
2026-01-07	Lauro FilippoOfficer	150K	$8.2M	0.290%	2026-01-08	BNP Paribas
2025-11-14	BUGBEE ROBERT LOfficer, Director	271K	$16.8M	0.524%	2025-11-17	Oppenheimer & Co. Inc.
2025-09-17	Lauro EmanueleOfficer, Director	151K	$9.3M	0.297%	2025-09-17	Computershare Trust Company N.A.

Large holders (13D and 13G)

One row per reporting person with its latest filing, newest first. JSON

3 holders report 5% or more of STNG in their latest filing, all on Schedule 13G (passive). The largest reported stake is FMR LLC at 5.1% of the class (2,605,105 shares), filed 2026-08-06 for an event on 2026-06-30.

Filed	Form	Holder	Shares	Of class	Event
2026-08-06	13G	FMR LLCparent holding company	2.6M	5.1%	2026-06-30
2026-08-06	13G	Abigail P. Johnsonindividual	2.6M	5.1%	2026-06-30
2025-10-30	13G/Ano. 1	The Vanguard Groupinvestment adviser	2.1M	4.2%	2025-09-30
2025-10-17	13G	BlackRock, Inc.parent holding company	2.6M	5.0%	2025-09-30

13F holders

Tracked managers holding STNG at their latest 13F. JSON

7 of the 30 tracked managers held STNG at their latest 13F, $301.2M in total at quarter-end prices. Two Sigma Investments is the largest at $112.0M (0.1% of its portfolio) as of 2026-06-30. Over the prior quarter 3 added shares and 4 cut.

Fund	Quarter	Shares	Value	Of portfolio	Change in shares
Two Sigma Investments	2026-06-30	1.6M	$112.0M	0.08%	+228K
Renaissance Technologies	2026-06-30	1.1M	$79.0M	0.11%	-45K
AQR Capital Management	2026-06-30	1.0M	$70.6M	0.02%	+160K
Millennium Management	2026-06-30	292K	$20.2M	0.01%	-35K
Bridgewater Associates	2026-06-30	164K	$11.4M	0.05%	+77K
Point72 Asset Management	2026-06-30	90K	$6.2M	0.01%	-105K
Citadel Advisors	2026-06-30	26K	$1.8M	0.00%	-144K

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

Scorpio Tankers 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 Scorpio Tankers (STNG), SEC CIK 1483934, listed on NYSE, classified by the SEC as deep sea foreign transportation of freight. 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 2026-09-30.JSON and CSV
Daily short volume: FINRA Reg SHO daily filesSource: FINRA.Every trading day, the morning after FINRA posts it. Latest 2026-10-12.JSON and CSV
Fails to deliver: SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-08-27.JSON and CSV
Planned sales: SEC EDGAR Form 144Source: SEC.New notices appear shortly after the SEC posts them; a notice is filed on or before the sale. Latest 2026-09-17.JSON and CSV
Large holders: SEC EDGAR Schedule 13D and 13GSource: SEC.New filings appear shortly after the SEC posts them. A 13D is due within five business days of crossing 5%; a 13G follows the passive schedule. Latest 2026-08-06.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
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 2026-09-25.JSON and CSV
Company record: EDGAR filing index for CIK 1483934Ticker, 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.

Other companies the SEC classifies as deep sea foreign transportation of freight

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Datasets

Frequently Asked Questions

How much of STNG is sold short?

1,981,757 shares were held short at the 2026-09-30 settlement, 1.6 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 STNG's daily short volume?

On 2026-10-12, 138,115 of the 286,647 STNG shares reported to FINRA were sold short, 48.2% of the day's reported volume. Short volume is a flow for one day, not a position.

Does STNG have fails to deliver?

The SEC's latest file shows 585 STNG shares failed to deliver at settlement 2026-08-27. Fails are reported per settlement date and published twice a month with a lag.

Are STNG insiders buying or selling?

Insiders at STNG reported 5 open-market sells worth $38.8M in the last 90 days and no open-market buys. Latest filing: Mattarella Antonino Maria (Director) on 2026-09-25.

Have STNG insiders filed to sell?

Who owns 5% or more of STNG?

Which tracked 13F managers own STNG?

7 of the 30 tracked 13F managers held STNG shares at their latest filing, $301.2M in all. The largest: Two Sigma Investments (1.6M shares, $112.0M), Renaissance Technologies (1.1M shares, $79.0M), Cliff Asness's AQR Capital Management (1.0M shares, $70.6M), Izzy Englander's Millennium Management (292K shares, $20.2M), Ray Dalio's Bridgewater Associates (164K shares, $11.4M), Steve Cohen's Point72 Asset Management (90K shares, $6.2M). The table above lists all 7.

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