SCHEDULE 13D/A Filed 2026-07-28 Event 2026-07-27 SEC 0001193125-26-318891 →

SK TELECOM CO LTD → Penguin Solutions, Inc. PENG

Stake: — Shares: 6,096,103 Class: Ordinary Shares, par value $0.03 per share

Composite Decision Signal · AVOID (DILUTION / EXIT TRAP) Conviction Score: 25/100

Disqualifiers: ACTIVE_DILUTION_SHELF: Active 424B5 / S-3 shelf takedown within ±30d

Active Schedule 13D filer baseline
Material 8-K governance/transaction event (Item 5.02 / 1.01 / 2.01) within ±30d

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)

13 transactions

2 buys · 6 sales · 0 awards/exercises

Issuer Cluster

10 13D/G filings on this issuer

9 other filings besides this one

Filer Track Record

1 filings by this filer

0 other filings in the data moat

Short Interest · settle 2026-10-15

DTC 1.00

6,640,558 shares short · -1.3% vs prior

Form 4 Insider Transactions · last 365d

Date	Insider	Role	Type	Shares	Price	Value
2026-10-23	Clark Joseph Gates	officer	Sale	869	$51.52	$45K
2026-10-22	Kuykendall Anne	officer	Sale	738	$55.08	$41K
2026-10-20	Clark Joseph Gates	officer	F	1,339	$56.54	$76K
2026-10-20	Kuykendall Anne	officer	F	3,062	$56.54	$173K
2026-10-20	Frey Anthony George	officer	F	5,184	$56.54	$293K
2026-10-03	Kuykendall Anne	officer	Award	41,242	—	—
2026-10-03	Kuykendall Anne	officer	F	20,984	$61.36	$1.29M
2026-10-03	Clark Joseph Gates	officer	Award	30,932	—	—
2026-10-03	Clark Joseph Gates	officer	F	13,437	$61.36	$824K
2026-06-15	Kuykendall Anne	officer	Sale	200	$62.51	$13K
2026-06-15	Kuykendall Anne	officer	Sale	2,104	$64.16	$135K
2026-06-15	Kuykendall Anne	officer	Sale	1,596	$64.82	$103K
2026-06-15	Kuykendall Anne	officer	Sale	100	$65.63	$7K

Other 13D/G Filings on Penguin Solutions, Inc.

Filed	Form	Filer	Stake	Shares
2026-10-19	SCHEDULE 13G/A	BANK OF NOVA SCOTIA	—	—	view →
2026-07-15	SCHEDULE 13G	BANK OF NOVA SCOTIA	—	—	view →
2021-07-26	SC	Silver Lake (Offshore) AIV GP III, Ltd.	—	—	view →
2021-07-13	SC	Silver Lake (Offshore) AIV GP III, Ltd.	—	—	view →
2021-04-28	SC	Silver Lake (Offshore) AIV GP III, Ltd.	—	—	view →
2021-01-08	SC	Silver Lake (Offshore) AIV GP III, Ltd.	—	—	view →
2019-07-11	SC	Silver Lake (Offshore) AIV GP III, Ltd.	—	—	view →
2018-04-05	SC	Silver Lake (Offshore) AIV GP III, Ltd.	—	—	view →
2018-03-16	SC	Silver Lake (Offshore) AIV GP III, Ltd.	—	—	view →

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