SCHEDULE 13D/A Filed 2026-07-22 Event 2026-06-15 SEC 0002137030-26-000001 →

Sky Frontier Foundation → Stablecoin Development Corp SDEV

Stake: — Shares: 4,000,000 Class: Common Stock, $0.01 par value per share

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)

6 transactions

3 buys · 0 sales · 0 awards/exercises

Issuer Cluster

13 13D/G filings on this issuer

12 other filings besides this one

Filer Track Record

2 filings by this filer

1 other filing in the data moat

Short Interest · settle 2026-06-30

DTC 1.69

269,293 shares short · -31.2% vs prior

Form 4 Insider Transactions · last 365d

Date	Insider	Role	Type	Shares	Price	Value
2025-10-21	Kazley Michael John	director, officer, 10%+ owner	C	11,361,216	—	—
2025-10-21	Framework Ventures IV L.P.	10%+ owner	C	11,361,216	—	—
2025-10-21	R01 Fund LP	director, officer, 10%+ owner	C	11,361,216	—	—
2025-10-16	R01 Fund LP	director, officer, 10%+ owner	Buy	11,332,020	$0.01	$113K
2025-10-16	Framework Ventures IV L.P.	10%+ owner	Buy	11,332,020	$0.01	$113K
2025-10-16	Kazley Michael John	director, officer, 10%+ owner	Buy	11,332,020	$0.01	$113K

Other 13D/G Filings on Stablecoin Development Corp

Filed	Form	Filer	Stake	Shares
2026-06-17	SCHEDULE 13D/A	R01 Fund LP	49.80%	33,404,510	view →
2026-06-17	SCHEDULE 13D/A	Framework Ventures IV L.P.	45.90%	32,690,366	view →
2026-05-27	SCHEDULE 13D	Sky Frontier Foundation	9.90%	3,009,502	view →
2026-05-22	SCHEDULE 13G	Tether Global Investments Fund, S.I.C.A.F., S.A.	—	—	view →
2026-05-19	SCHEDULE 13D/A	Framework Ventures IV L.P.	—	32,715,086	view →
2026-05-19	SCHEDULE 13D/A	R01 Fund LP	—	33,429,230	view →
2026-01-29	SCHEDULE	Lazar David E.	4.99%	6,388,000	view →
2026-01-21	SCHEDULE	R01 Fund LP	45.00%	56,806,080	view →
2026-01-21	SCHEDULE	Framework Ventures IV L.P.	45.00%	56,806,080	view →
2020-08-24	SC	Fu Jian Ping	—	—	view →
2019-04-16	SC	OP Financial Ltd	—	—	view →
2019-04-16	SC	Fu Jian Ping	—	—	view →

Other Filings by Sky Frontier Foundation

Filed	Form	Issuer	Stake	Shares
2026-05-27	SCHEDULE 13D	Stablecoin Development Corp SDEV	9.90%	3,009,502	view →

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