AtlasClear Holdings, Inc. (ATCH)

Every FINRA and SEC series the site collects for AtlasClear Holdings, Inc.: short interest with days to cover, daily short sale volume, fails to deliver and Form 4 insider trades. Listed on NYSE.

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7.0M

Short interest

settlement 2026-08-31

5.8

Days to cover

-2.4% vs prior

52.6%

Short share of volume

2026-09-17

Fails to deliver

settlement 2026-08-21

Tue 29 Sep

Next earnings

estimated; last year 2025-09-30

Insider flow, 90 days

0 buys, 0 sells

As of 2026-09-17.

Short interest

FINRA, twice a month; the last 12 months shown, all 48 settlements in the JSON

As of 31 August 2026, short interest in ATCH is 6,974,271 shares, down 635,029 shares over the last month. Over the last 48 readings it ranged from 11,310 shares (15 October 2024) to 17,706,008 shares (31 October 2025). At the reported average volume of 1.2M shares a day that is 5.8 days to cover, elevated.

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Settlement	Shares short	Change	Avg daily volume	Days to cover
2026-08-31	6,974,271	-2.4%	1,191,920	5.85
2026-08-14	7,143,138	-6.1%	1,342,076	5.32
2026-07-31	7,609,300	-6.0%	4,637,761	1.64
2026-07-15	8,096,449	+4.5%	1,031,092	7.85
2026-06-30	7,744,440	-17.8%	1,619,122	4.78
2026-06-15	9,416,803	-7.4%	1,641,702	5.74
2026-05-29	10,170,127	-15.7%	1,545,471	6.58
2026-05-15	12,056,919	+24.9%	2,601,392	4.63
2026-04-30	9,651,781	+3.8%	4,384,732	2.20
2026-04-15	9,295,796	-13.0%	5,640,153	1.65
2026-03-31	10,683,172	-23.4%	1,632,338	6.54
2026-03-13	13,942,912	-7.3%	2,159,525	6.46
2026-02-27	15,047,394	-7.7%	6,373,741	2.36
2026-02-13	16,307,273	+36.0%	8,807,753	1.85
2026-01-30	11,993,935	+22.7%	5,457,252	2.20
2026-01-15	9,771,854	-11.5%	3,102,139	3.15
2025-12-31	11,037,925	-17.3%	3,756,584	2.94
2025-12-15	13,349,178	-6.5%	4,743,515	2.81
2025-11-28	14,277,449	-10.4%	4,243,883	3.36
2025-11-14	15,926,745	-10.1%	6,953,850	2.29
2025-10-31	17,706,008	+28.7%	25,599,690	1.00
2025-10-15	13,755,959	+134.1%	64,430,115	1.00
2025-09-30	5,875,366	+37.6%	136,962,338	1.00
2025-09-15	4,268,322	+236.4%	86,150,015	1.00

Daily short volume

FINRA Reg SHO, last 60 sessions. JSON

As of 17 September 2026, the short share of ATCH volume is 52.6%, down 5.9 points over the last five sessions. Over the last 52 readings it ranged from 22.7% (11 September 2026) to 80.3% (20 August 2026). The latest reading is in line with the 30-session average of 51.5%, on 4.0M shares reported.

Date	Short volume	Total volume	Short share	Exempt
2026-09-17	2.1M	4.0M	52.6%	265,848
2026-09-16	1.0M	2.0M	52.0%	35,560
2026-09-15	362K	578K	62.6%	16,379
2026-09-14	215K	598K	35.9%	0
2026-09-11	168K	741K	22.7%	0
2026-09-10	236K	404K	58.5%	0
2026-09-09	249K	566K	44.1%	0
2026-09-08	162K	345K	47.0%	3,100
2026-09-04	130K	394K	33.1%	40
2026-09-03	144K	512K	28.2%	0
2026-09-02	219K	491K	44.6%	300
2026-09-01	482K	671K	71.9%	19,940
2026-08-31	285K	491K	58.1%	0
2026-08-28	200K	405K	49.3%	0
2026-08-27	311K	791K	39.3%	0
2026-08-26	340K	900K	37.8%	0
2026-08-25	228K	459K	49.8%	0
2026-08-24	611K	971K	63.0%	37,700
2026-08-21	185K	436K	42.3%	0
2026-08-20	523K	651K	80.3%	0
2026-08-19	294K	527K	55.9%	261
2026-08-18	651K	1.2M	54.0%	0
2026-08-17	272K	550K	49.4%	4
2026-08-14	533K	819K	65.1%	0
2026-08-13	325K	615K	52.8%	0
2026-08-12	250K	502K	49.9%	0
2026-08-11	244K	404K	60.4%	0
2026-08-10	1.4M	2.3M	61.4%	328
2026-08-07	335K	547K	61.1%	6,200
2026-08-06	580K	951K	61.0%	0

Fails to deliver

SEC, by settlement date. JSON

As of 21 August 2026, the fails-to-deliver balance in ATCH is 21 shares, down 8,530 shares over the last settlement date. Over the last 52 readings it ranged from 3 shares (30 June 2026) to 796,519 shares (3 June 2026). The latest reading sits at the bottom of that range.

Settlement	Shares failed	Price	Value
2026-08-21	21	$0.19	$4
2026-08-17	8,551	$0.20	$2K
2026-08-11	20,440	$0.19	$4K
2026-08-10	31,499	$0.18	$6K
2026-07-30	58	$0.17	$10
2026-07-24	100,967	$0.18	$18K
2026-07-23	100,967	$0.21	$21K
2026-07-22	31,992	$0.19	$6K
2026-07-15	319	$0.18	$57
2026-06-30	3	$0.20	$1
2026-06-26	22,594	$0.19	$4K
2026-06-23	991	$0.20	$198
2026-06-18	24	$0.20	$5
2026-06-17	6,016	$0.20	$1K
2026-06-16	11,137	$0.20	$2K
2026-06-09	15,802	$0.22	$3K
2026-06-08	38,749	$0.22	$9K
2026-06-05	29,241	$0.23	$7K
2026-06-04	29,314	$0.23	$7K
2026-06-03	796,519	$0.23	$183K
2026-06-01	34,364	$0.23	$8K
2026-05-29	67,701	$0.24	$16K
2026-05-27	20,919	$0.22	$5K
2026-05-19	1,406	$0.23	$323
2026-05-18	991	$0.22	$218
2026-05-15	8,881	$0.23	$2K
2026-05-14	6,503	$0.24	$2K
2026-05-13	47,387	$0.25	$12K
2026-05-12	68,454	$0.26	$18K
2026-05-11	4,137	$0.26	$1K

Insider trades

SEC Form 4, newest first. JSON

No open-market insider trades were reported for ATCH in the last 90 days. The most recent filings are listed below; grants and option exercises carry a weaker signal than voluntary trades. Latest filing: Ridenhour Craig (President) on 2026-07-14.

Date	Insider	Title	Type	Shares	Price	Value	Owned after
2026-07-14	Ridenhour Craig	President	Grant	287K	$0.00	$0	987K
2026-07-14	Ridenhour Craig	President	Grant	700K	$0.00	$0	700K
2025-01-22	Atlas Fintech Holdings Corp.	TenPercentOwner	J	27K	$4.64	$127K	126K
2024-11-19	Atlas Fintech Holdings Corp.	TenPercentOwner	Sell	2K	$12.99	$27K	99K
2024-11-18	Atlas Fintech Holdings Corp.	TenPercentOwner	Sell	6K	$15.93	$100K	101K
2024-08-23	Atlas Fintech Holdings Corp.	TenPercentOwner	J	46K	$17.29	$803K	85K
2024-08-23	Atlas Fintech Holdings Corp.	TenPercentOwner	J	3K	$51.72	$133K	107K
2024-04-08	McBey Robert G	Chief Executive Officer	J	7K	n/a	n/a	957K
2024-02-09	Carlson Steven J.	Director	J	87K	n/a	n/a	128K
2024-02-09	Barber Richard	Chief Financial Officer	J	25K	n/a	n/a	25K
2024-02-09	Patel Sandip I	Director	J	202K	n/a	n/a	243K
2024-02-09	Hammond Thomas Jon	Director	J	2K	n/a	n/a	42K
2024-02-09	Schaible John	Chief Strategy Officer	J	392K	n/a	n/a	433K
2024-02-09	Quantum Ventures LLC	TenPercentOwner	J	2.0M	n/a	n/a	5.8M
2024-02-09	Quantum Ventures LLC	TenPercentOwner	J	4.2M	n/a	n/a	1.6M
2024-02-09	Atlas Fintech Holdings Corp.	TenPercentOwner	J	3.5M	n/a	n/a	3.5M
2024-02-09	McBey Robert G	Chief Executive Officer	J	950K	n/a	n/a	950K

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 the rarer, stronger signal.

Large holders (13D and 13G)

One row per reporting person, newest filing first. JSON

3 holders above 5% have filed on ATCH, all on Schedule 13G (passive). The largest reported stake is Funicular Funds, LP at 9.9% of the class (12,669,232 shares), filed 2025-10-17 for an event on 2025-10-10.

Filed	Form	Holder	Shares	Of class	Event
2025-10-17	13G	Funicular Funds, LPpartnership	12.7M	9.9%	2025-10-10
2025-10-17	13G	Cable Car Capital, LPpartnership, investment adviser	12.7M	9.9%	2025-10-10
2025-10-17	13G	Jacob Ma-Weaverindividual	12.7M	9.9%	2025-10-10
2025-09-30	13G/Ano. 1	Funicular Funds, LPpartnership	682K	0.5%	2025-09-24
2025-09-30	13G/Ano. 1	Cable Car Capital, LPpartnership, investment adviser	682K	0.5%	2025-09-24
2025-09-30	13G/Ano. 1	Jacob Ma-Weaverindividual	682K	0.5%	2025-09-24

13F holders

Tracked managers holding ATCH at their latest 13F. JSON

1 of the 30 tracked managers held ATCH at their latest 13F, $7K in total at quarter-end prices. AQR Capital Management is the largest at $7K (0.0% of its portfolio) as of 2026-06-30. Over the prior quarter 0 added shares and 1 cut.

Fund	Quarter	Shares	Value	Of portfolio	Change in shares
AQR Capital Management	2026-06-30	34K	$7K	0.00%	-59K

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

AtlasClear Holdings, Inc. 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 pulls every series the site collects for one ticker onto one URL, keyed by the SEC's own ticker list, 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 summary sentence built from the rows (last value, change, range with dates) and its own JSON and CSV links. Nothing on the page is written by a model; the sentences change only when the data does. A page exists only for companies with data in at least two series, and every section says when its source last updated.

This page follows AtlasClear Holdings, Inc. (ATCH), SEC CIK 1963088, listed on NYSE. The cross-market tables live on the short interest and insider transactions hubs.

Source and method

Short interest: FINRA consolidated short interestTwice a month, about eight business days after settlement. Latest 2026-08-31.JSON and CSV
Daily short volume: FINRA Reg SHO daily filesEvery trading day, loaded the following morning. Latest 2026-09-17.JSON and CSV
Fails to deliver: SEC fails-to-deliver dataTwice a month, a few weeks after the half month ends. Latest 2026-08-21.JSON and CSV
Large holders: SEC EDGAR Schedule 13D and 13GEDGAR read every 30 minutes; 13D within five business days of crossing 5%, 13G on the passive schedule. Latest 2025-10-17.JSON and CSV
13F holders: SEC EDGAR Form 13F-HRQuarterly, filed within 45 days of quarter end; 30 tracked managers. Latest 2026-06-30.JSON and CSV
Earnings dates: SEC EDGAR 8-K Item 2.02 (full-text search)EDGAR full-text search read twice a day; the estimate is last year's date plus 52 weeks. Latest 2026-05-13.JSON and CSV
Insider trades: SEC EDGAR Form 4EDGAR read every 30 minutes; filings are due two business days after the trade. Latest 2026-07-14.JSON and CSV
Company record: EDGAR filing index for CIK 1963088Ticker, name and exchange from the SEC's company list, refreshed weekly.
Rate limits: 30 requests a minute without a key, 120 a minute with a key from a free account.

Data checks. Every dataset is checked against its source once a day. This dataset passed the last run, 18 Sep 05:40 UTC.

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 crowded short are the combination that has historically preceded squeezes; insider sells next to a crowded short 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 ATCH is sold short?

6,974,271 shares were held short at the 2026-08-31 settlement, 5.8 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 ATCH's daily short volume?

On 2026-09-17, 2,102,417 of the 3,995,901 ATCH shares reported to FINRA were sold short, 52.6% of the day's reported volume. Short volume is a flow for one day, not a position.

Does ATCH have fails to deliver?

The SEC's latest file shows 21 ATCH shares failed to deliver at settlement 2026-08-21. Fails are reported per settlement date and published twice a month with a lag.

Are ATCH insiders buying or selling?

Who owns more than 5% of ATCH?

Which funds hold ATCH?

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

AtlasClear Holdings, Inc. (ATCH)

Short interest

Daily short volume

Fails to deliver

Insider trades

Large holders (13D and 13G)

13F holders

AtlasClear Holdings, Inc. in the regulatory record

Source and method

How to read it

Other company pages

Datasets

Frequently Asked Questions