Twin Tree Management, LP

Position in CMCSA — Comcast Corp

CIK 1535588 DALLAS, TX

Back to CMCSA Full portfolio

Position in CMCSA

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$100,384

-$1,250,766 QoQ

Shares Held

4,089

-91.3% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

#1,523

of 1,874 holders

Holding Since

Jun 2020

11 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in CMCSA Over Time

Shares Held

Position Value (USD)

Derivatives in CMCSA

reported options exposure · as of Jun 30, 2026

CallValue

$7,323,265

CallShares

298,300

PutValue

PutShares

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 Telecom Services

Communication Services · as of Jun 30, 2026

Twin Tree Management, LP holds $611,360 across 4 Telecom Services names. CMCSA ranks #3 (16.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TU	Telus Corp	25,631	$270,919
2	IRDM	Iridium Communications Inc.	3,982	$218,412
3	CMCSA	Comcast Corp This page	4,089	$100,384
4	RCI	Rogers Communications Inc	666	$21,645

All Filings in CMCSA

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19 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$100,384	4,089	-91.3%	Shares	Sole	2026-08-12
2026-06-30	$7,323,265	298,300	+97.5%	Call	Sole	2026-08-12
2026-03-31	$1,351,150	47,062	-34.9%	Shares	Sole	2026-05-14
2026-03-31	$4,335,210	151,000	+29.4%	Call	Sole	2026-05-14
2025-12-31	$5,117,164	171,200	-78.6%	Put	Sole	2026-02-11
2025-12-31	$3,488,160	116,700	-94.8%	Call	Sole	2026-02-11
2025-09-30	$70,540,927	2,245,100	+0.8%	Call	Sole	2025-11-13
2025-06-30	$79,481,577	2,227,000	+113.8%	Call	Sole	2025-07-28
2025-03-31	$2,666,907	72,274	-5.9%	Shares	Sole	2025-05-15
2025-03-31	$38,442,372	1,041,800	+151.8%	Call	Sole	2025-05-15
2024-03-31	$17,938,217	413,800	-56.1%	Call	Sole	2024-05-09
2022-12-31	$2,685,693	76,800	+51.8%	Shares	Sole	2023-02-13
2022-03-31	$2,368,059	50,578	—	Shares	Sole	2022-05-11
2022-03-31	$37,451,286	799,900	+209.0%	Put	Sole	2022-05-11
2022-03-31	$44,137,176	942,700	+21.1%	Call	Sole	2022-05-11
2021-12-31	$13,030,427	258,900	+51680.0%	Put	Sole	2022-02-10
2021-12-31	$39,186,909	778,600	+5935.7%	Call	Sole	2022-02-10
2020-06-30	$502,841	12,900	—	Call	Sole	2020-08-12
2020-06-30	$19,489	500	—	Put	Sole	2020-08-12
No filing history on record for this holder in this stock.