Caption Management, LLC

Position in GSM — Ferroglobe PLC

CIK 1706766 OKLAHOMA CITY, OK

Back to GSM Full portfolio

Position in GSM

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$519,593

-$413,743 QoQ

Shares Held

126,115

-37.3% QoQ

Ownership

0.067%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2021

17 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in GSM Over Time

Shares Held

Position Value (USD)

Derivatives in GSM

reported options exposure · as of Mar 31, 2026

CallValue

CallShares

PutValue

$556,200

PutShares

135,000

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 Other Industrial Metals & Mining

Basic Materials · as of Mar 31, 2026

Caption Management, LLC holds $24,129,046 across 5 Other Industrial Metals & Mining names. GSM ranks #3 (2.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VALE	Vale S.A.	923,058	$14,685,852
2	MP	MP Materials Corp. / DE	181,660	$8,766,911
3	GSM	Ferroglobe PLC This page	126,115	$519,593
4	USAS	Americas Gold & Silver Corp	25,000	$130,500
5	UAMY	United States Antimony Corp	3,000	$26,190

All Filings in GSM

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30 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$556,200	135,000	+7.0%	Put	Sole	2026-05-15
2026-03-31	$519,593	126,115	-37.3%	Shares	Sole	2026-05-15
2025-12-31	$933,336	201,150	+905.7%	Shares	Sole	2026-02-17
2025-12-31	$92,800	20,000	-75.0%	Call	Sole	2026-02-17
2025-03-31	$296,800	80,000	-82.9%	Call	Sole	2025-05-15
2024-12-31	$1,782,580	469,100	+206.6%	Put	Sole	2025-02-14
2024-12-31	$581,369	152,992	+495.3%	Shares	Sole	2025-02-14
2024-12-31	$97,660	25,700	-90.1%	Call	Sole	2025-02-14
2024-09-30	$1,209,884	260,751	-29.4%	Shares	Sole	2024-11-14
2024-09-30	$1,712,624	369,100	+1336.2%	Put	Sole	2024-11-14
2024-09-30	$119,248	25,700	-90.6%	Call	Sole	2024-11-14
2024-06-30	$1,468,623	273,997	-35.5%	Shares	Sole	2024-08-14
2024-03-31	$2,116,500	425,000	+50.7%	Shares	Sole	2024-05-15
2023-12-31	$1,835,820	282,000	+108.3%	Shares	Sole	2024-02-14
2023-09-30	$703,913	135,368	+35.4%	Shares	Sole	2023-11-14
2023-06-30	$477,000	100,000	-42.1%	Put	Sole	2023-08-14
2023-06-30	$824,256	172,800	+15.2%	Shares	Sole	2023-08-14
2022-09-30	$792,000	150,000	+556.4%	Call	Sole	2022-11-14
2022-09-30	$120,663	22,853	-88.6%	Shares	Sole	2022-11-14
2022-06-30	$1,188,000	200,000	0.0%	Call	Sole	2022-08-15
2022-03-31	$1,540,000	200,000	-33.1%	Call	Sole	2022-05-13
2021-12-31	$1,857,299	299,082	+47.0%	Shares	Sole	2022-02-11
2021-12-31	$1,263,735	203,500	+51.3%	Put	Sole	2022-02-11
2021-09-30	$1,170,150	134,500	-82.1%	Call	Sole	2021-11-12
2021-09-30	$6,555,450	753,500	+602.4%	Put	Sole	2021-11-12
2021-09-30	$933,240	107,269	-21.5%	Shares	Sole	2021-11-12
2021-06-30	$836,426	136,671	-79.8%	Shares	Sole	2021-08-16
2021-06-30	$4,131,000	675,000	+440.0%	Put	Sole	2021-08-16
2021-03-31	$472,500	125,000	+400.0%	Put	Sole	2021-05-17
2021-03-31	$94,500	25,000	—	Shares	Sole	2021-05-17
No filing history on record for this holder in this stock.